./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product57.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_spec3_product57.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 3ad9c9f0403f0ff15bc0d5f7c809182c1025bcda .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:44:19,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:44:19,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:44:19,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:44:19,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:44:19,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:44:19,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:44:19,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:44:19,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:44:19,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:44:19,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:44:19,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:44:19,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:44:19,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:44:19,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:44:19,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:44:19,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:44:19,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:44:19,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:44:19,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:44:19,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:44:19,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:44:19,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:44:19,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:44:19,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:44:19,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:44:19,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:44:19,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:44:19,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:44:19,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:44:19,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:44:19,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:44:19,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:44:19,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:44:19,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:44:19,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:44:19,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:44:19,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:44:19,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:44:19,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:44:19,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:44:19,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:44:19,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:44:19,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:44:19,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:44:19,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:44:19,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:44:19,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:44:19,125 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:44:19,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:44:19,125 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:44:19,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:44:19,126 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:44:19,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:44:19,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:19,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:44:19,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:44:19,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:44:19,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:44:19,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:44:19,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:44:19,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:44:19,136 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ad9c9f0403f0ff15bc0d5f7c809182c1025bcda [2021-08-26 08:44:19,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:44:19,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:44:19,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:44:19,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:44:19,412 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:44:19,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-08-26 08:44:19,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89dbac237/95a7d5447ccf4348a5ab2f2c14327cf6/FLAG259c4340a [2021-08-26 08:44:19,836 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:44:19,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-08-26 08:44:19,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89dbac237/95a7d5447ccf4348a5ab2f2c14327cf6/FLAG259c4340a [2021-08-26 08:44:19,863 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89dbac237/95a7d5447ccf4348a5ab2f2c14327cf6 [2021-08-26 08:44:19,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:44:19,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:44:19,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:19,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:44:19,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:44:19,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:19" (1/1) ... [2021-08-26 08:44:19,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b244154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:19, skipping insertion in model container [2021-08-26 08:44:19,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:19" (1/1) ... [2021-08-26 08:44:19,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:44:19,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:44:20,089 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_spec3_product57.cil.c[13665,13678] [2021-08-26 08:44:20,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:20,111 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:44:20,143 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_spec3_product57.cil.c[13665,13678] [2021-08-26 08:44:20,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:20,164 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:44:20,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20 WrapperNode [2021-08-26 08:44:20,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:20,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:20,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:44:20,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:44:20,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:20,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:44:20,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:44:20,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:44:20,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:44:20,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:44:20,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:44:20,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:44:20,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (1/1) ... [2021-08-26 08:44:20,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:20,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:44:20,257 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 08:44:20,268 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 08:44:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:44:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:44:20,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:44:20,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:44:21,124 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:44:21,125 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-08-26 08:44:21,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:21 BoogieIcfgContainer [2021-08-26 08:44:21,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:44:21,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:44:21,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:44:21,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:44:21,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:44:19" (1/3) ... [2021-08-26 08:44:21,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cae695f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:21, skipping insertion in model container [2021-08-26 08:44:21,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:20" (2/3) ... [2021-08-26 08:44:21,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cae695f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:21, skipping insertion in model container [2021-08-26 08:44:21,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:21" (3/3) ... [2021-08-26 08:44:21,137 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2021-08-26 08:44:21,142 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:44:21,142 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:44:21,182 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:44:21,188 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 08:44:21,188 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:44:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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 08:44:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-08-26 08:44:21,208 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:21,208 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:21,209 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 08:44:21,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:21,215 INFO L82 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2021-08-26 08:44:21,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:21,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165081112] [2021-08-26 08:44:21,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:21,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:21,448 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 08:44:21,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:21,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165081112] [2021-08-26 08:44:21,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165081112] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:21,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:21,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:44:21,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44570429] [2021-08-26 08:44:21,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:44:21,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:21,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:44:21,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:44:21,472 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:21,514 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-08-26 08:44:21,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:44:21,515 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-08-26 08:44:21,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:21,525 INFO L225 Difference]: With dead ends: 276 [2021-08-26 08:44:21,526 INFO L226 Difference]: Without dead ends: 137 [2021-08-26 08:44:21,529 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 08:44:21,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-08-26 08:44:21,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-08-26 08:44:21,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 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 08:44:21,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-08-26 08:44:21,573 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-08-26 08:44:21,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:21,574 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-08-26 08:44:21,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-08-26 08:44:21,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:44:21,576 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:21,576 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:21,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:44:21,577 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 08:44:21,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:21,579 INFO L82 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2021-08-26 08:44:21,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:21,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019522235] [2021-08-26 08:44:21,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:21,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:21,674 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 08:44:21,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:21,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019522235] [2021-08-26 08:44:21,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019522235] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:21,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:21,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:44:21,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227925885] [2021-08-26 08:44:21,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:44:21,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:21,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:44:21,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:21,680 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:21,707 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-08-26 08:44:21,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:44:21,708 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-08-26 08:44:21,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:21,710 INFO L225 Difference]: With dead ends: 137 [2021-08-26 08:44:21,711 INFO L226 Difference]: Without dead ends: 55 [2021-08-26 08:44:21,711 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:21,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-08-26 08:44:21,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-08-26 08:44:21,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 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 08:44:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-08-26 08:44:21,721 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-08-26 08:44:21,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:21,721 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-08-26 08:44:21,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,722 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-08-26 08:44:21,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:44:21,723 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:21,723 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:21,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:44:21,724 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 08:44:21,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:21,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2021-08-26 08:44:21,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:21,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879709961] [2021-08-26 08:44:21,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:21,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:21,844 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 08:44:21,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:21,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879709961] [2021-08-26 08:44:21,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879709961] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:21,844 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:21,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:21,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288795022] [2021-08-26 08:44:21,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:44:21,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:21,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:44:21,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:44:21,847 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:21,941 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-08-26 08:44:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:21,942 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-08-26 08:44:21,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:21,942 INFO L225 Difference]: With dead ends: 104 [2021-08-26 08:44:21,943 INFO L226 Difference]: Without dead ends: 55 [2021-08-26 08:44:21,943 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:21,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-08-26 08:44:21,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-08-26 08:44:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 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 08:44:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-08-26 08:44:21,951 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-08-26 08:44:21,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:21,951 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-08-26 08:44:21,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:21,952 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-08-26 08:44:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:44:21,952 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:21,952 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] [2021-08-26 08:44:21,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:44:21,953 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 08:44:21,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:21,953 INFO L82 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2021-08-26 08:44:21,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:21,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214965936] [2021-08-26 08:44:21,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:21,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,043 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 08:44:22,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214965936] [2021-08-26 08:44:22,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214965936] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:44:22,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808665900] [2021-08-26 08:44:22,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:44:22,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:44:22,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:22,045 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 08:44:22,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,078 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-08-26 08:44:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:44:22,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 26 [2021-08-26 08:44:22,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,080 INFO L225 Difference]: With dead ends: 127 [2021-08-26 08:44:22,080 INFO L226 Difference]: Without dead ends: 78 [2021-08-26 08:44:22,081 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:22,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-08-26 08:44:22,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-08-26 08:44:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 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 08:44:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-08-26 08:44:22,100 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-08-26 08:44:22,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,101 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-08-26 08:44:22,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 08:44:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-08-26 08:44:22,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-08-26 08:44:22,102 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,102 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 08:44:22,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:44:22,102 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 08:44:22,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2021-08-26 08:44:22,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953405491] [2021-08-26 08:44:22,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,160 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 08:44:22,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953405491] [2021-08-26 08:44:22,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953405491] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:22,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234778345] [2021-08-26 08:44:22,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:22,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:22,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:22,162 INFO L87 Difference]: Start difference. First operand 76 states and 107 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 08:44:22,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,272 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-08-26 08:44:22,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:22,273 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 08:44:22,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,274 INFO L225 Difference]: With dead ends: 381 [2021-08-26 08:44:22,274 INFO L226 Difference]: Without dead ends: 311 [2021-08-26 08:44:22,275 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 37.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:22,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-08-26 08:44:22,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-08-26 08:44:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 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 08:44:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-08-26 08:44:22,284 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-08-26 08:44:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,285 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-08-26 08:44:22,285 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 08:44:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-08-26 08:44:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:22,286 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,286 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:22,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:44:22,286 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 08:44:22,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2021-08-26 08:44:22,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010616847] [2021-08-26 08:44:22,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,343 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 08:44:22,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010616847] [2021-08-26 08:44:22,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010616847] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:44:22,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659891039] [2021-08-26 08:44:22,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:22,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:22,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:22,346 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,419 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-08-26 08:44:22,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:44:22,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-26 08:44:22,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,421 INFO L225 Difference]: With dead ends: 254 [2021-08-26 08:44:22,421 INFO L226 Difference]: Without dead ends: 184 [2021-08-26 08:44:22,421 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:22,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-08-26 08:44:22,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-08-26 08:44:22,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 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 08:44:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-08-26 08:44:22,430 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-08-26 08:44:22,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,430 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-08-26 08:44:22,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-08-26 08:44:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:22,431 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,431 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:22,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:44:22,431 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 08:44:22,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,432 INFO L82 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2021-08-26 08:44:22,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241801693] [2021-08-26 08:44:22,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,471 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 08:44:22,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241801693] [2021-08-26 08:44:22,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241801693] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,472 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:22,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275034703] [2021-08-26 08:44:22,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:22,473 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:22,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:22,474 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,524 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-08-26 08:44:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:22,524 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-26 08:44:22,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,526 INFO L225 Difference]: With dead ends: 505 [2021-08-26 08:44:22,526 INFO L226 Difference]: Without dead ends: 376 [2021-08-26 08:44:22,526 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:22,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-08-26 08:44:22,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-08-26 08:44:22,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 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 08:44:22,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-08-26 08:44:22,535 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-08-26 08:44:22,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,536 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-08-26 08:44:22,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-08-26 08:44:22,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-08-26 08:44:22,537 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,537 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:22,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:44:22,537 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 08:44:22,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2021-08-26 08:44:22,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130912046] [2021-08-26 08:44:22,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,616 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 08:44:22,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130912046] [2021-08-26 08:44:22,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130912046] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-26 08:44:22,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371655145] [2021-08-26 08:44:22,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:44:22,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:44:22,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:22,619 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:22,748 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-08-26 08:44:22,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:44:22,749 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-08-26 08:44:22,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:22,750 INFO L225 Difference]: With dead ends: 634 [2021-08-26 08:44:22,750 INFO L226 Difference]: Without dead ends: 459 [2021-08-26 08:44:22,751 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 88.6ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-26 08:44:22,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-08-26 08:44:22,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-08-26 08:44:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 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 08:44:22,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-08-26 08:44:22,761 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-08-26 08:44:22,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:22,761 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-08-26 08:44:22,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:22,762 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-08-26 08:44:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:44:22,762 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:22,762 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 08:44:22,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:44:22,763 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 08:44:22,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:22,763 INFO L82 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2021-08-26 08:44:22,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:22,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403446416] [2021-08-26 08:44:22,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:22,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:22,813 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 08:44:22,814 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:22,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403446416] [2021-08-26 08:44:22,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403446416] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:22,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:22,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:22,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118025915] [2021-08-26 08:44:22,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:44:22,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:22,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:44:22,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:44:22,815 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 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 08:44:23,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,042 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-08-26 08:44:23,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-26 08:44:23,043 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 08:44:23,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,046 INFO L225 Difference]: With dead ends: 1391 [2021-08-26 08:44:23,046 INFO L226 Difference]: Without dead ends: 1207 [2021-08-26 08:44:23,047 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 102.0ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-08-26 08:44:23,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-08-26 08:44:23,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-08-26 08:44:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 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 08:44:23,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-08-26 08:44:23,077 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-08-26 08:44:23,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,077 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-08-26 08:44:23,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 08:44:23,077 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-08-26 08:44:23,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:44:23,078 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,078 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 08:44:23,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:44:23,078 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 08:44:23,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2021-08-26 08:44:23,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166916715] [2021-08-26 08:44:23,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,121 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 08:44:23,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166916715] [2021-08-26 08:44:23,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166916715] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,122 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:23,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421054023] [2021-08-26 08:44:23,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,123 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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 08:44:23,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,253 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-08-26 08:44:23,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:23,254 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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 08:44:23,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,255 INFO L225 Difference]: With dead ends: 946 [2021-08-26 08:44:23,256 INFO L226 Difference]: Without dead ends: 592 [2021-08-26 08:44:23,256 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 33.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:23,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-08-26 08:44:23,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-08-26 08:44:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 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 08:44:23,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-08-26 08:44:23,274 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-08-26 08:44:23,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,274 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-08-26 08:44:23,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 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 08:44:23,274 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-08-26 08:44:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:44:23,275 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,275 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:23,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-26 08:44:23,275 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 08:44:23,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,276 INFO L82 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2021-08-26 08:44:23,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588158930] [2021-08-26 08:44:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,325 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 08:44:23,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588158930] [2021-08-26 08:44:23,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588158930] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:23,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671462005] [2021-08-26 08:44:23,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,327 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:23,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,447 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2021-08-26 08:44:23,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:23,447 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-08-26 08:44:23,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,449 INFO L225 Difference]: With dead ends: 745 [2021-08-26 08:44:23,449 INFO L226 Difference]: Without dead ends: 445 [2021-08-26 08:44:23,449 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 34.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:23,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-08-26 08:44:23,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2021-08-26 08:44:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 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 08:44:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-08-26 08:44:23,466 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-08-26 08:44:23,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,466 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-08-26 08:44:23,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-08-26 08:44:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-08-26 08:44:23,467 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,467 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 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] [2021-08-26 08:44:23,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:44:23,467 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2021-08-26 08:44:23,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746541601] [2021-08-26 08:44:23,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:44:23,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746541601] [2021-08-26 08:44:23,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746541601] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,511 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:23,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033856606] [2021-08-26 08:44:23,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,513 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 08:44:23,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,575 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-08-26 08:44:23,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:23,576 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 55 [2021-08-26 08:44:23,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,577 INFO L225 Difference]: With dead ends: 661 [2021-08-26 08:44:23,577 INFO L226 Difference]: Without dead ends: 381 [2021-08-26 08:44:23,578 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:23,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-08-26 08:44:23,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-08-26 08:44:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 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 08:44:23,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-08-26 08:44:23,598 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-08-26 08:44:23,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,598 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-08-26 08:44:23,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 08:44:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-08-26 08:44:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-08-26 08:44:23,599 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,599 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 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] [2021-08-26 08:44:23,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 08:44:23,599 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,600 INFO L82 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2021-08-26 08:44:23,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146693249] [2021-08-26 08:44:23,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 08:44:23,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146693249] [2021-08-26 08:44:23,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146693249] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:23,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877123372] [2021-08-26 08:44:23,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:44:23,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:44:23,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:44:23,633 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 08:44:23,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,669 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-08-26 08:44:23,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:44:23,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 55 [2021-08-26 08:44:23,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,671 INFO L225 Difference]: With dead ends: 608 [2021-08-26 08:44:23,671 INFO L226 Difference]: Without dead ends: 328 [2021-08-26 08:44:23,672 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-08-26 08:44:23,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-08-26 08:44:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 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 08:44:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-08-26 08:44:23,689 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-08-26 08:44:23,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,689 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-08-26 08:44:23,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 08:44:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-08-26 08:44:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-26 08:44:23,690 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,690 INFO L512 BasicCegarLoop]: trace histogram [2, 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] [2021-08-26 08:44:23,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-26 08:44:23,690 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2021-08-26 08:44:23,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,691 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599728390] [2021-08-26 08:44:23,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:44:23,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599728390] [2021-08-26 08:44:23,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599728390] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:23,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664834495] [2021-08-26 08:44:23,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,733 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 08:44:23,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,822 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-08-26 08:44:23,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:44:23,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 56 [2021-08-26 08:44:23,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,824 INFO L225 Difference]: With dead ends: 622 [2021-08-26 08:44:23,824 INFO L226 Difference]: Without dead ends: 384 [2021-08-26 08:44:23,824 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:23,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-08-26 08:44:23,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-08-26 08:44:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 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 08:44:23,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-08-26 08:44:23,837 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-08-26 08:44:23,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,837 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-08-26 08:44:23,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 08:44:23,837 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-08-26 08:44:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-26 08:44:23,838 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,838 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-08-26 08:44:23,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-26 08:44:23,838 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2021-08-26 08:44:23,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69334228] [2021-08-26 08:44:23,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:44:23,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:23,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69334228] [2021-08-26 08:44:23,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69334228] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:23,882 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:23,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:23,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516464121] [2021-08-26 08:44:23,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:23,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:23,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:23,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:23,883 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 08:44:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:23,938 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-08-26 08:44:23,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:44:23,938 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 58 [2021-08-26 08:44:23,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:23,939 INFO L225 Difference]: With dead ends: 514 [2021-08-26 08:44:23,939 INFO L226 Difference]: Without dead ends: 326 [2021-08-26 08:44:23,940 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:23,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-08-26 08:44:23,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-08-26 08:44:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 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 08:44:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-08-26 08:44:23,953 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-08-26 08:44:23,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:23,953 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-08-26 08:44:23,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 08:44:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-08-26 08:44:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-26 08:44:23,954 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:23,954 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-08-26 08:44:23,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-26 08:44:23,954 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:44:23,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:23,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2021-08-26 08:44:23,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:23,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790316002] [2021-08-26 08:44:23,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:23,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-26 08:44:24,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:24,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790316002] [2021-08-26 08:44:24,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790316002] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:44:24,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137770070] [2021-08-26 08:44:24,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:24,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:44:24,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:44:24,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:44:24,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:44:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:24,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-26 08:44:24,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:44:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-26 08:44:24,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137770070] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:44:24,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:44:24,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-08-26 08:44:24,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079369296] [2021-08-26 08:44:24,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:44:24,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:24,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:44:24,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:24,521 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 08:44:24,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:24,698 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-08-26 08:44:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:44:24,699 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 58 [2021-08-26 08:44:24,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:24,699 INFO L225 Difference]: With dead ends: 863 [2021-08-26 08:44:24,699 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:44:24,700 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 68.5ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:44:24,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:44:24,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:44:24,701 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 08:44:24,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:44:24,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-08-26 08:44:24,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:24,701 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:44:24,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 08:44:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:44:24,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:44:24,703 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:24,704 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:24,704 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:24,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-08-26 08:44:24,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-26 08:44:24,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:44:24,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:25,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:26,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:35,637 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L597-1(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L597-2(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L862(lines 862 873) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,638 INFO L857 garLoopResultBuilder]: For program point L499-2(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,639 INFO L857 garLoopResultBuilder]: For program point L499-3(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,639 INFO L857 garLoopResultBuilder]: For program point L499-4(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,639 INFO L857 garLoopResultBuilder]: For program point L499-5(lines 499 505) no Hoare annotation was computed. [2021-08-26 08:44:35,639 INFO L853 garLoopResultBuilder]: At program point L797(lines 782 800) the Hoare annotation is: false [2021-08-26 08:44:35,639 INFO L853 garLoopResultBuilder]: At program point L797-1(lines 782 800) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse14 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse12 (not .cse6)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= 1 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not .cse1)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse8 .cse14 .cse15 .cse16 .cse9 .cse17 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse11 .cse12 .cse13 .cse8 .cse15 .cse16 .cse9 .cse17 .cse10)))) [2021-08-26 08:44:35,640 INFO L853 garLoopResultBuilder]: At program point L797-2(lines 782 800) the Hoare annotation is: false [2021-08-26 08:44:35,640 INFO L853 garLoopResultBuilder]: At program point L797-3(lines 782 800) the Hoare annotation is: false [2021-08-26 08:44:35,640 INFO L853 garLoopResultBuilder]: At program point L797-4(lines 782 800) the Hoare annotation is: false [2021-08-26 08:44:35,640 INFO L853 garLoopResultBuilder]: At program point L797-5(lines 782 800) the Hoare annotation is: false [2021-08-26 08:44:35,640 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 438) no Hoare annotation was computed. [2021-08-26 08:44:35,640 INFO L853 garLoopResultBuilder]: At program point L898-2(lines 898 912) the Hoare annotation is: false [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733(lines 726 736) the Hoare annotation is: false [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733-1(lines 726 736) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733-2(lines 726 736) the Hoare annotation is: false [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733-3(lines 726 736) the Hoare annotation is: false [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733-4(lines 726 736) the Hoare annotation is: false [2021-08-26 08:44:35,641 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 588) no Hoare annotation was computed. [2021-08-26 08:44:35,641 INFO L853 garLoopResultBuilder]: At program point L733-5(lines 726 736) the Hoare annotation is: false [2021-08-26 08:44:35,642 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 588) no Hoare annotation was computed. [2021-08-26 08:44:35,642 INFO L857 garLoopResultBuilder]: For program point L568-4(lines 568 588) no Hoare annotation was computed. [2021-08-26 08:44:35,642 INFO L857 garLoopResultBuilder]: For program point L899(line 899) no Hoare annotation was computed. [2021-08-26 08:44:35,642 INFO L857 garLoopResultBuilder]: For program point L833(lines 832 877) no Hoare annotation was computed. [2021-08-26 08:44:35,642 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 838) no Hoare annotation was computed. [2021-08-26 08:44:35,642 INFO L853 garLoopResultBuilder]: At program point L504(lines 495 508) the Hoare annotation is: false [2021-08-26 08:44:35,643 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 495 508) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse4 .cse5 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse8 .cse4 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7))) [2021-08-26 08:44:35,643 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 495 508) the Hoare annotation is: false [2021-08-26 08:44:35,643 INFO L853 garLoopResultBuilder]: At program point L504-3(lines 495 508) the Hoare annotation is: false [2021-08-26 08:44:35,643 INFO L853 garLoopResultBuilder]: At program point L504-4(lines 495 508) the Hoare annotation is: false [2021-08-26 08:44:35,643 INFO L853 garLoopResultBuilder]: At program point L504-5(lines 495 508) the Hoare annotation is: false [2021-08-26 08:44:35,643 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L868-2(lines 613 619) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L902(lines 902 906) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L902-1(lines 613 619) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 688) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L671-1(lines 671 688) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L671-2(lines 671 688) no Hoare annotation was computed. [2021-08-26 08:44:35,644 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 976) no Hoare annotation was computed. [2021-08-26 08:44:35,645 INFO L860 garLoopResultBuilder]: At program point L969-1(lines 969 976) the Hoare annotation is: true [2021-08-26 08:44:35,645 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 587) no Hoare annotation was computed. [2021-08-26 08:44:35,645 INFO L853 garLoopResultBuilder]: At program point L574-1(lines 1 981) the Hoare annotation is: (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse21 (= ~methaneLevelCritical~0 1)) (.cse22 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse23 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse20 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse18 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse14 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse15) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse18 .cse8 .cse11 .cse14 .cse19 .cse15) (and .cse0 .cse20 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23 .cse15) (and .cse0 .cse20 .cse4 .cse8 .cse11 .cse14 (= ~waterLevel~0 1)) (and .cse0 .cse20 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse17 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23 .cse15) (and .cse16 .cse0 .cse20 .cse2 .cse3 .cse4 .cse18 .cse8 .cse11 .cse14 .cse19))) [2021-08-26 08:44:35,645 INFO L857 garLoopResultBuilder]: For program point L574-2(lines 574 587) no Hoare annotation was computed. [2021-08-26 08:44:35,645 INFO L853 garLoopResultBuilder]: At program point L574-3(lines 1 981) the Hoare annotation is: false [2021-08-26 08:44:35,645 INFO L857 garLoopResultBuilder]: For program point L574-4(lines 574 587) no Hoare annotation was computed. [2021-08-26 08:44:35,645 INFO L853 garLoopResultBuilder]: At program point L574-5(lines 1 981) the Hoare annotation is: false [2021-08-26 08:44:35,645 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 683) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L675-1(lines 675 683) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L708-4(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L708-6(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L708-8(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L857 garLoopResultBuilder]: For program point L708-10(lines 708 714) no Hoare annotation was computed. [2021-08-26 08:44:35,646 INFO L853 garLoopResultBuilder]: At program point L742(lines 737 745) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-08-26 08:44:35,647 INFO L853 garLoopResultBuilder]: At program point L742-1(lines 737 745) the Hoare annotation is: false [2021-08-26 08:44:35,647 INFO L853 garLoopResultBuilder]: At program point L742-2(lines 737 745) the Hoare annotation is: false [2021-08-26 08:44:35,647 INFO L853 garLoopResultBuilder]: At program point L544(lines 1 981) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:44:35,647 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 848) no Hoare annotation was computed. [2021-08-26 08:44:35,647 INFO L853 garLoopResultBuilder]: At program point L842-1(lines 842 848) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse17 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse20 (<= ~waterLevel~0 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse16 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 (or (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse15 .cse6 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14))) (and .cse17 .cse0 .cse10 .cse9 .cse11 .cse12 .cse18 .cse2 .cse4 .cse5 .cse6 .cse19 .cse14) (and .cse0 .cse1 .cse12 .cse2 .cse5 .cse6 .cse16) (and .cse0 .cse10 .cse18 .cse20 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse4 .cse5 .cse6) (and .cse17 .cse0 .cse1 .cse9 .cse11 .cse12 .cse20 .cse2 .cse5 .cse6 .cse19) (and .cse3 (or (and .cse0 .cse10 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse2 .cse5 .cse15 .cse6 .cse16 .cse14)) .cse4 .cse7 .cse8))) [2021-08-26 08:44:35,647 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 584) no Hoare annotation was computed. [2021-08-26 08:44:35,647 INFO L857 garLoopResultBuilder]: For program point L578-2(lines 578 584) no Hoare annotation was computed. [2021-08-26 08:44:35,647 INFO L857 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L578-4(lines 578 584) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L810-3(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L645(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L810-5(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L645-1(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L810-6(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L645-2(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,648 INFO L857 garLoopResultBuilder]: For program point L645-3(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,649 INFO L857 garLoopResultBuilder]: For program point L810-8(lines 810 814) no Hoare annotation was computed. [2021-08-26 08:44:35,649 INFO L857 garLoopResultBuilder]: For program point L645-4(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,649 INFO L857 garLoopResultBuilder]: For program point L645-5(lines 645 662) no Hoare annotation was computed. [2021-08-26 08:44:35,649 INFO L853 garLoopResultBuilder]: At program point L613(lines 612 631) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse10 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse8 .cse3 .cse5 .cse6 .cse10))) [2021-08-26 08:44:35,649 INFO L857 garLoopResultBuilder]: For program point L613-1(lines 613 619) no Hoare annotation was computed. [2021-08-26 08:44:35,649 INFO L853 garLoopResultBuilder]: At program point L613-2(lines 612 631) the Hoare annotation is: false [2021-08-26 08:44:35,649 INFO L853 garLoopResultBuilder]: At program point L514(lines 509 517) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-08-26 08:44:35,649 INFO L853 garLoopResultBuilder]: At program point L613-3(lines 612 631) the Hoare annotation is: false [2021-08-26 08:44:35,650 INFO L853 garLoopResultBuilder]: At program point L514-1(lines 509 517) the Hoare annotation is: false [2021-08-26 08:44:35,650 INFO L853 garLoopResultBuilder]: At program point L514-2(lines 509 517) the Hoare annotation is: false [2021-08-26 08:44:35,650 INFO L853 garLoopResultBuilder]: At program point L878(lines 831 879) the Hoare annotation is: false [2021-08-26 08:44:35,650 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:44:35,650 INFO L860 garLoopResultBuilder]: At program point L978(lines 959 981) the Hoare annotation is: true [2021-08-26 08:44:35,650 INFO L853 garLoopResultBuilder]: At program point L946(lines 942 948) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-08-26 08:44:35,650 INFO L857 garLoopResultBuilder]: For program point L649(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,650 INFO L857 garLoopResultBuilder]: For program point L649-1(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,650 INFO L857 garLoopResultBuilder]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,650 INFO L857 garLoopResultBuilder]: For program point L649-3(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,651 INFO L857 garLoopResultBuilder]: For program point L649-4(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,651 INFO L857 garLoopResultBuilder]: For program point L649-5(lines 649 657) no Hoare annotation was computed. [2021-08-26 08:44:35,651 INFO L853 garLoopResultBuilder]: At program point L816(lines 801 819) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-08-26 08:44:35,651 INFO L853 garLoopResultBuilder]: At program point L816-1(lines 801 819) the Hoare annotation is: false [2021-08-26 08:44:35,651 INFO L853 garLoopResultBuilder]: At program point L816-2(lines 801 819) the Hoare annotation is: false [2021-08-26 08:44:35,651 INFO L853 garLoopResultBuilder]: At program point L552(lines 547 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-26 08:44:35,651 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:44:35,651 INFO L853 garLoopResultBuilder]: At program point L620(lines 620 626) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13) (and .cse0 .cse1 .cse2 .cse14 .cse15 .cse6 .cse9 .cse12 .cse13) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17 .cse13) (and .cse0 .cse18 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17) (and .cse0 .cse1 .cse14 .cse15 .cse6 .cse16 .cse9 .cse12 .cse13) (and .cse0 .cse18 .cse15 .cse6 .cse16 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse15 .cse6 .cse9 .cse12))) [2021-08-26 08:44:35,652 INFO L853 garLoopResultBuilder]: At program point L620-1(lines 620 626) the Hoare annotation is: false [2021-08-26 08:44:35,652 INFO L853 garLoopResultBuilder]: At program point L620-2(lines 620 626) the Hoare annotation is: false [2021-08-26 08:44:35,652 INFO L857 garLoopResultBuilder]: For program point L422(lines 422 426) no Hoare annotation was computed. [2021-08-26 08:44:35,652 INFO L857 garLoopResultBuilder]: For program point L422-3(lines 422 426) no Hoare annotation was computed. [2021-08-26 08:44:35,652 INFO L857 garLoopResultBuilder]: For program point L422-6(lines 422 426) no Hoare annotation was computed. [2021-08-26 08:44:35,652 INFO L857 garLoopResultBuilder]: For program point L852(lines 852 858) no Hoare annotation was computed. [2021-08-26 08:44:35,652 INFO L853 garLoopResultBuilder]: At program point L852-1(lines 852 858) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse8 (<= ~waterLevel~0 1) .cse3 .cse5 .cse6 .cse10) (and .cse4 (or (and .cse0 .cse7 .cse2 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10))) (and .cse9 (or (and .cse0 .cse7 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10)) .cse4) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6))) [2021-08-26 08:44:35,652 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L491(lines 486 494) the Hoare annotation is: (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse5 (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8) (and .cse9 .cse0 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7) (and .cse9 .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse10 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L491-1(lines 486 494) the Hoare annotation is: false [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L491-2(lines 486 494) the Hoare annotation is: false [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L459(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L459-1(lines 454 462) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L459-2(lines 454 462) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse13 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8 .cse9) (and .cse0 .cse19 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8) (and .cse0 .cse19 .cse10 .cse11 .cse3 .cse4 .cse6 .cse7) (and .cse0 .cse19 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L459-3(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,653 INFO L853 garLoopResultBuilder]: At program point L459-4(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,654 INFO L853 garLoopResultBuilder]: At program point L459-5(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,654 INFO L853 garLoopResultBuilder]: At program point L459-6(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,654 INFO L853 garLoopResultBuilder]: At program point L459-7(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,654 INFO L853 garLoopResultBuilder]: At program point L459-8(lines 454 462) the Hoare annotation is: false [2021-08-26 08:44:35,654 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,654 INFO L857 garLoopResultBuilder]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,654 INFO L857 garLoopResultBuilder]: For program point L791-3(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,654 INFO L857 garLoopResultBuilder]: For program point L791-5(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,654 INFO L857 garLoopResultBuilder]: For program point L791-6(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-8(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-9(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-11(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-12(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-14(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-15(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L791-17(lines 791 795) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:44:35,655 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 597) no Hoare annotation was computed. [2021-08-26 08:44:35,658 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:44:35,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:44:35 BoogieIcfgContainer [2021-08-26 08:44:35,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:44:35,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:44:35,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:44:35,680 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:44:35,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:21" (3/4) ... [2021-08-26 08:44:35,682 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:44:35,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:44:35,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:44:35,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:44:35,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:44:35,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:44:35,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:35,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:35,711 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-08-26 08:44:35,712 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-08-26 08:44:35,712 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) [2021-08-26 08:44:35,712 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-08-26 08:44:35,712 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-08-26 08:44:35,713 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-08-26 08:44:35,713 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-08-26 08:44:35,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) [2021-08-26 08:44:35,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-08-26 08:44:35,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-08-26 08:44:35,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-08-26 08:44:35,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-08-26 08:44:35,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) [2021-08-26 08:44:35,716 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 [2021-08-26 08:44:35,716 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) [2021-08-26 08:44:35,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) [2021-08-26 08:44:35,750 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:44:35,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:44:35,751 INFO L168 Benchmark]: Toolchain (without parser) took 15885.28 ms. Allocated memory was 56.6 MB in the beginning and 343.9 MB in the end (delta: 287.3 MB). Free memory was 34.3 MB in the beginning and 265.6 MB in the end (delta: -231.3 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,751 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 38.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:44:35,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.26 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.2 MB in the beginning and 53.2 MB in the end (delta: -19.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,752 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.66 ms. Allocated memory is still 77.6 MB. Free memory was 53.2 MB in the beginning and 48.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,752 INFO L168 Benchmark]: Boogie Preprocessor took 27.38 ms. Allocated memory is still 77.6 MB. Free memory was 48.8 MB in the beginning and 46.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,752 INFO L168 Benchmark]: RCFGBuilder took 887.90 ms. Allocated memory is still 77.6 MB. Free memory was 46.0 MB in the beginning and 38.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,753 INFO L168 Benchmark]: TraceAbstraction took 14550.21 ms. Allocated memory was 77.6 MB in the beginning and 343.9 MB in the end (delta: 266.3 MB). Free memory was 37.5 MB in the beginning and 278.2 MB in the end (delta: -240.8 MB). Peak memory consumption was 191.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,753 INFO L168 Benchmark]: Witness Printer took 70.28 ms. Allocated memory is still 343.9 MB. Free memory was 278.2 MB in the beginning and 265.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:35,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 38.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 298.26 ms. Allocated memory was 56.6 MB in the beginning and 77.6 MB in the end (delta: 21.0 MB). Free memory was 34.2 MB in the beginning and 53.2 MB in the end (delta: -19.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.66 ms. Allocated memory is still 77.6 MB. Free memory was 53.2 MB in the beginning and 48.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.38 ms. Allocated memory is still 77.6 MB. Free memory was 48.8 MB in the beginning and 46.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 887.90 ms. Allocated memory is still 77.6 MB. Free memory was 46.0 MB in the beginning and 38.3 MB in the end (delta: 7.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14550.21 ms. Allocated memory was 77.6 MB in the beginning and 343.9 MB in the end (delta: 266.3 MB). Free memory was 37.5 MB in the beginning and 278.2 MB in the end (delta: -240.8 MB). Peak memory consumption was 191.2 MB. Max. memory is 16.1 GB. * Witness Printer took 70.28 ms. Allocated memory is still 343.9 MB. Free memory was 278.2 MB in the beginning and 265.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 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: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 597]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 14477.6ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 17.9ms, AutomataDifference: 1534.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 10707.8ms, InitialAbstractionConstructionTime: 11.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1838 SDtfs, 3086 SDslu, 3259 SDs, 0 SdLazy, 462 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 535.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 540.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 232.3ms AutomataMinimizationTime, 16 MinimizatonAttempts, 2344 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2257 HoareAnnotationTreeSize, 57 FomulaSimplifications, 9088147 FormulaSimplificationTreeSizeReduction, 1942.6ms HoareSimplificationTime, 57 FomulaSimplificationsInter, 2770885 FormulaSimplificationTreeSizeReductionInter, 8742.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 77.8ms SsaConstructionTime, 345.4ms SatisfiabilityAnalysisTime, 1023.2ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1236 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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: 486]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 509]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:44:35,794 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...