./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:45:01,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:01,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:01,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:01,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:01,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:01,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:01,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:01,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:01,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:01,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:01,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:01,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:01,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:01,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:01,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:01,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:01,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:01,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:01,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:01,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:01,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:01,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:01,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:01,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:01,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:01,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:01,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:01,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:01,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:01,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:01,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:01,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:01,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:01,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:01,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:01,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:01,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:01,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:01,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:01,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:01,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:01,288 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:01,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:01,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:01,290 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:01,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:01,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:01,292 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:01,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:01,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:01,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:01,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:01,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:01,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:01,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:01,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:01,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:01,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:01,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:01,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:01,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:01,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:01,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:01,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:01,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:01,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:01,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:01,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:01,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:01,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:01,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:01,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 [2021-08-26 08:45:01,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:01,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:01,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:01,610 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:01,610 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:01,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-08-26 08:45:01,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55556364/bcf29a23e1354e0faea5abb451d0031e/FLAGb77788ff5 [2021-08-26 08:45:02,159 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:02,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-08-26 08:45:02,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55556364/bcf29a23e1354e0faea5abb451d0031e/FLAGb77788ff5 [2021-08-26 08:45:02,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55556364/bcf29a23e1354e0faea5abb451d0031e [2021-08-26 08:45:02,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:02,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:02,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:02,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:02,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:02,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:02" (1/1) ... [2021-08-26 08:45:02,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6209fe7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:02, skipping insertion in model container [2021-08-26 08:45:02,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:02" (1/1) ... [2021-08-26 08:45:02,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:02,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:02,707 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_spec4_product62.cil.c[1281,1294] [2021-08-26 08:45:02,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:02,882 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:02,898 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_spec4_product62.cil.c[1281,1294] [2021-08-26 08:45:02,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:03,000 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:03,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03 WrapperNode [2021-08-26 08:45:03,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:03,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:03,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:03,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:03,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:03,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:03,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:03,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:03,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:03,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:03,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:03,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:03,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (1/1) ... [2021-08-26 08:45:03,225 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:03,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:03,242 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 08:45:03,264 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 08:45:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:03,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:04,305 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:04,306 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-08-26 08:45:04,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:04 BoogieIcfgContainer [2021-08-26 08:45:04,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:04,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:04,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:04,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:04,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:02" (1/3) ... [2021-08-26 08:45:04,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203bee96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:04, skipping insertion in model container [2021-08-26 08:45:04,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:03" (2/3) ... [2021-08-26 08:45:04,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203bee96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:04, skipping insertion in model container [2021-08-26 08:45:04,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:04" (3/3) ... [2021-08-26 08:45:04,317 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62.cil.c [2021-08-26 08:45:04,325 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:04,325 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:04,360 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:04,366 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 08:45:04,366 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 08:45:04,389 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:04,389 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:04,390 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 08:45:04,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:04,395 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-08-26 08:45:04,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:04,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117300112] [2021-08-26 08:45:04,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:04,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:04,617 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 08:45:04,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:04,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117300112] [2021-08-26 08:45:04,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117300112] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:04,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:04,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:04,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403625505] [2021-08-26 08:45:04,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:04,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:04,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:04,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:04,661 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:04,719 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-08-26 08:45:04,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:04,720 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-26 08:45:04,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:04,733 INFO L225 Difference]: With dead ends: 444 [2021-08-26 08:45:04,734 INFO L226 Difference]: Without dead ends: 221 [2021-08-26 08:45:04,737 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 08:45:04,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-08-26 08:45:04,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-08-26 08:45:04,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-08-26 08:45:04,795 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-08-26 08:45:04,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:04,796 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-08-26 08:45:04,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-08-26 08:45:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 08:45:04,799 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:04,799 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:04,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:04,800 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 08:45:04,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:04,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-08-26 08:45:04,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:04,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159702911] [2021-08-26 08:45:04,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:04,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:04,939 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 08:45:04,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:04,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159702911] [2021-08-26 08:45:04,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159702911] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:04,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:04,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:04,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540135322] [2021-08-26 08:45:04,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:04,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:04,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:04,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:04,945 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:04,969 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-08-26 08:45:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:04,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 08:45:04,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:04,972 INFO L225 Difference]: With dead ends: 221 [2021-08-26 08:45:04,972 INFO L226 Difference]: Without dead ends: 83 [2021-08-26 08:45:04,975 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:04,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-26 08:45:04,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-08-26 08:45:04,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-08-26 08:45:04,983 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-08-26 08:45:04,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:04,984 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-08-26 08:45:04,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-08-26 08:45:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 08:45:04,986 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:04,986 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:04,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:04,987 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 08:45:04,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:04,988 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-08-26 08:45:04,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:04,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761222923] [2021-08-26 08:45:04,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:04,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,081 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 08:45:05,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761222923] [2021-08-26 08:45:05,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761222923] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:05,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173870086] [2021-08-26 08:45:05,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:05,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:05,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:05,084 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:05,100 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-08-26 08:45:05,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:05,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-08-26 08:45:05,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:05,101 INFO L225 Difference]: With dead ends: 160 [2021-08-26 08:45:05,102 INFO L226 Difference]: Without dead ends: 83 [2021-08-26 08:45:05,102 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:05,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-26 08:45:05,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-08-26 08:45:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-08-26 08:45:05,109 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-08-26 08:45:05,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:05,110 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-08-26 08:45:05,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-08-26 08:45:05,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-26 08:45:05,112 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:05,112 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:05,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:05,113 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 08:45:05,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:05,114 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-08-26 08:45:05,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:05,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361772670] [2021-08-26 08:45:05,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:05,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,185 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 08:45:05,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361772670] [2021-08-26 08:45:05,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361772670] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:05,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749415381] [2021-08-26 08:45:05,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:05,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:05,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:05,188 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:05,216 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-08-26 08:45:05,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:05,217 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-08-26 08:45:05,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:05,218 INFO L225 Difference]: With dead ends: 166 [2021-08-26 08:45:05,218 INFO L226 Difference]: Without dead ends: 89 [2021-08-26 08:45:05,218 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:05,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-08-26 08:45:05,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-08-26 08:45:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-08-26 08:45:05,224 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-08-26 08:45:05,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:05,224 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-08-26 08:45:05,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-08-26 08:45:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-08-26 08:45:05,225 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:05,225 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:05,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:05,226 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 08:45:05,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:05,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-08-26 08:45:05,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:05,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206019845] [2021-08-26 08:45:05,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:05,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,320 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 08:45:05,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206019845] [2021-08-26 08:45:05,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206019845] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,321 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:45:05,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809970843] [2021-08-26 08:45:05,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:45:05,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:45:05,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:05,323 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:05,583 INFO L93 Difference]: Finished difference Result 568 states and 818 transitions. [2021-08-26 08:45:05,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:45:05,584 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-08-26 08:45:05,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:05,589 INFO L225 Difference]: With dead ends: 568 [2021-08-26 08:45:05,589 INFO L226 Difference]: Without dead ends: 487 [2021-08-26 08:45:05,590 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 69.1ms TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-08-26 08:45:05,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2021-08-26 08:45:05,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2021-08-26 08:45:05,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.3940886699507389) internal successors, (283), 203 states have internal predecessors, (283), 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 08:45:05,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2021-08-26 08:45:05,620 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2021-08-26 08:45:05,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:05,620 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2021-08-26 08:45:05,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2021-08-26 08:45:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-08-26 08:45:05,625 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:05,625 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] [2021-08-26 08:45:05,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:45:05,627 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 08:45:05,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:05,628 INFO L82 PathProgramCache]: Analyzing trace with hash 46891967, now seen corresponding path program 1 times [2021-08-26 08:45:05,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:05,628 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372512292] [2021-08-26 08:45:05,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:05,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,683 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 08:45:05,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372512292] [2021-08-26 08:45:05,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372512292] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,684 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:05,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850466527] [2021-08-26 08:45:05,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:05,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:05,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:05,686 INFO L87 Difference]: Start difference. First operand 204 states and 283 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 08:45:05,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:05,772 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2021-08-26 08:45:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:05,772 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 52 [2021-08-26 08:45:05,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:05,774 INFO L225 Difference]: With dead ends: 540 [2021-08-26 08:45:05,774 INFO L226 Difference]: Without dead ends: 342 [2021-08-26 08:45:05,775 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:05,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-08-26 08:45:05,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2021-08-26 08:45:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.3571428571428572) internal successors, (304), 224 states have internal predecessors, (304), 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 08:45:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2021-08-26 08:45:05,789 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2021-08-26 08:45:05,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:05,790 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2021-08-26 08:45:05,790 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 08:45:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2021-08-26 08:45:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-08-26 08:45:05,792 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:05,792 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] [2021-08-26 08:45:05,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:45:05,793 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 08:45:05,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:05,793 INFO L82 PathProgramCache]: Analyzing trace with hash 748491841, now seen corresponding path program 1 times [2021-08-26 08:45:05,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:05,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148888802] [2021-08-26 08:45:05,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:05,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,838 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 08:45:05,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,839 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148888802] [2021-08-26 08:45:05,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148888802] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,839 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:05,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608213635] [2021-08-26 08:45:05,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:05,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:05,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:05,841 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 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 08:45:05,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:05,889 INFO L93 Difference]: Finished difference Result 476 states and 640 transitions. [2021-08-26 08:45:05,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:05,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 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 52 [2021-08-26 08:45:05,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:05,891 INFO L225 Difference]: With dead ends: 476 [2021-08-26 08:45:05,891 INFO L226 Difference]: Without dead ends: 257 [2021-08-26 08:45:05,892 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:05,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2021-08-26 08:45:05,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 191. [2021-08-26 08:45:05,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 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 08:45:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2021-08-26 08:45:05,903 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2021-08-26 08:45:05,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:05,903 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2021-08-26 08:45:05,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 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 08:45:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2021-08-26 08:45:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-08-26 08:45:05,905 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:05,905 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] [2021-08-26 08:45:05,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:45:05,906 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 08:45:05,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:05,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1947303487, now seen corresponding path program 1 times [2021-08-26 08:45:05,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:05,909 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12826545] [2021-08-26 08:45:05,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:05,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:05,968 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:45:05,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:05,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12826545] [2021-08-26 08:45:05,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12826545] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:05,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:05,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:05,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251355342] [2021-08-26 08:45:05,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:45:05,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:05,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:45:05,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:05,971 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 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 08:45:06,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:06,111 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2021-08-26 08:45:06,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:45:06,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 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 53 [2021-08-26 08:45:06,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:06,114 INFO L225 Difference]: With dead ends: 871 [2021-08-26 08:45:06,115 INFO L226 Difference]: Without dead ends: 686 [2021-08-26 08:45:06,115 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 59.9ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:45:06,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-08-26 08:45:06,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2021-08-26 08:45:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3136729222520107) internal successors, (490), 373 states have internal predecessors, (490), 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 08:45:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2021-08-26 08:45:06,145 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2021-08-26 08:45:06,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:06,145 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2021-08-26 08:45:06,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 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 08:45:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2021-08-26 08:45:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-08-26 08:45:06,147 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:06,147 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:06,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:45:06,147 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 08:45:06,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:06,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1332214153, now seen corresponding path program 1 times [2021-08-26 08:45:06,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:06,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954480076] [2021-08-26 08:45:06,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:06,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:45:06,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:06,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954480076] [2021-08-26 08:45:06,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954480076] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:06,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:06,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:06,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656419564] [2021-08-26 08:45:06,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:06,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:06,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:06,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:06,200 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 08:45:06,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:06,371 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2021-08-26 08:45:06,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:06,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 54 [2021-08-26 08:45:06,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:06,376 INFO L225 Difference]: With dead ends: 1022 [2021-08-26 08:45:06,376 INFO L226 Difference]: Without dead ends: 1020 [2021-08-26 08:45:06,377 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:06,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-08-26 08:45:06,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2021-08-26 08:45:06,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3083109919571045) internal successors, (488), 373 states have internal predecessors, (488), 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 08:45:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2021-08-26 08:45:06,408 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2021-08-26 08:45:06,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:06,409 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2021-08-26 08:45:06,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 08:45:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2021-08-26 08:45:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-26 08:45:06,410 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:06,410 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, 1, 1, 1, 1] [2021-08-26 08:45:06,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:45:06,411 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 08:45:06,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:06,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1553978118, now seen corresponding path program 1 times [2021-08-26 08:45:06,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:06,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731922694] [2021-08-26 08:45:06,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:06,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:06,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:06,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731922694] [2021-08-26 08:45:06,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731922694] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:06,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1562028] [2021-08-26 08:45:06,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:06,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:45:06,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:06,476 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 08:45:06,490 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 08:45:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:06,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-26 08:45:06,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:45:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:06,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1562028] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:06,878 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:45:06,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-08-26 08:45:06,879 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854667596] [2021-08-26 08:45:06,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:45:06,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:06,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:45:06,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:06,880 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 08:45:07,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:07,095 INFO L93 Difference]: Finished difference Result 1114 states and 1467 transitions. [2021-08-26 08:45:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:07,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 60 [2021-08-26 08:45:07,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:07,099 INFO L225 Difference]: With dead ends: 1114 [2021-08-26 08:45:07,100 INFO L226 Difference]: Without dead ends: 796 [2021-08-26 08:45:07,101 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 43.2ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:45:07,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2021-08-26 08:45:07,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 468. [2021-08-26 08:45:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 467 states have (on average 1.2933618843683083) internal successors, (604), 467 states have internal predecessors, (604), 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 08:45:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 604 transitions. [2021-08-26 08:45:07,136 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 604 transitions. Word has length 60 [2021-08-26 08:45:07,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:07,137 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 604 transitions. [2021-08-26 08:45:07,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 08:45:07,137 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 604 transitions. [2021-08-26 08:45:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-26 08:45:07,139 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:07,140 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2021-08-26 08:45:07,168 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:45:07,354 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,SelfDestructingSolverStorable9 [2021-08-26 08:45:07,354 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 08:45:07,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:07,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1156162525, now seen corresponding path program 2 times [2021-08-26 08:45:07,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:07,355 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834045804] [2021-08-26 08:45:07,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:07,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:45:07,450 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:07,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834045804] [2021-08-26 08:45:07,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834045804] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:07,451 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:07,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:07,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066733649] [2021-08-26 08:45:07,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:07,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:07,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:07,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:07,453 INFO L87 Difference]: Start difference. First operand 468 states and 604 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 08:45:07,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:07,725 INFO L93 Difference]: Finished difference Result 1412 states and 1840 transitions. [2021-08-26 08:45:07,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:07,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 85 [2021-08-26 08:45:07,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:07,730 INFO L225 Difference]: With dead ends: 1412 [2021-08-26 08:45:07,730 INFO L226 Difference]: Without dead ends: 998 [2021-08-26 08:45:07,731 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.8ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:07,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2021-08-26 08:45:07,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 644. [2021-08-26 08:45:07,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 644 states, 643 states have (on average 1.2799377916018662) internal successors, (823), 643 states have internal predecessors, (823), 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 08:45:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 823 transitions. [2021-08-26 08:45:07,806 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 823 transitions. Word has length 85 [2021-08-26 08:45:07,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:07,806 INFO L470 AbstractCegarLoop]: Abstraction has 644 states and 823 transitions. [2021-08-26 08:45:07,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 08:45:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 823 transitions. [2021-08-26 08:45:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-26 08:45:07,808 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:07,808 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-08-26 08:45:07,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-26 08:45:07,809 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 08:45:07,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:07,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1550529311, now seen corresponding path program 1 times [2021-08-26 08:45:07,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:07,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774337146] [2021-08-26 08:45:07,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:07,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:07,879 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 08:45:07,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:07,879 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774337146] [2021-08-26 08:45:07,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774337146] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:07,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:07,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:07,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375440432] [2021-08-26 08:45:07,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:07,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:07,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:07,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:07,881 INFO L87 Difference]: Start difference. First operand 644 states and 823 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 08:45:07,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:07,967 INFO L93 Difference]: Finished difference Result 1176 states and 1496 transitions. [2021-08-26 08:45:07,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:07,968 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 85 [2021-08-26 08:45:07,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:07,968 INFO L225 Difference]: With dead ends: 1176 [2021-08-26 08:45:07,968 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:07,970 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:07,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:07,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:07,970 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 08:45:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:07,971 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-08-26 08:45:07,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:07,971 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:07,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 08:45:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:07,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:07,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:07,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:07,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:07,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-26 08:45:07,976 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:07,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,951 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:08,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:09,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:14,480 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,482 INFO L853 garLoopResultBuilder]: At program point L433(lines 1 1009) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) [2021-08-26 08:45:14,482 INFO L853 garLoopResultBuilder]: At program point L368(lines 353 371) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 0) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 1) (<= 1 ~waterLevel~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0)) [2021-08-26 08:45:14,483 INFO L853 garLoopResultBuilder]: At program point L368-1(lines 353 371) the Hoare annotation is: false [2021-08-26 08:45:14,483 INFO L853 garLoopResultBuilder]: At program point L368-2(lines 353 371) the Hoare annotation is: false [2021-08-26 08:45:14,484 INFO L853 garLoopResultBuilder]: At program point L368-3(lines 353 371) the Hoare annotation is: false [2021-08-26 08:45:14,484 INFO L853 garLoopResultBuilder]: At program point L368-4(lines 353 371) the Hoare annotation is: false [2021-08-26 08:45:14,484 INFO L853 garLoopResultBuilder]: At program point L368-5(lines 353 371) the Hoare annotation is: false [2021-08-26 08:45:14,484 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-08-26 08:45:14,484 INFO L853 garLoopResultBuilder]: At program point L104-2(lines 140 146) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) (and .cse0 (<= 2 ~waterLevel~0) (= 1 ~systemActive~0)))) [2021-08-26 08:45:14,485 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,485 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,485 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,486 INFO L857 garLoopResultBuilder]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,486 INFO L857 garLoopResultBuilder]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,486 INFO L857 garLoopResultBuilder]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,486 INFO L857 garLoopResultBuilder]: For program point L172-6(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,487 INFO L857 garLoopResultBuilder]: For program point L172-7(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L172-8(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L172-9(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L172-10(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L172-11(lines 172 189) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L853 garLoopResultBuilder]: At program point L505(lines 501 507) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,488 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,489 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,489 INFO L857 garLoopResultBuilder]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-6(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-7(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-8(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-9(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-10(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,490 INFO L857 garLoopResultBuilder]: For program point L176-11(lines 176 184) no Hoare annotation was computed. [2021-08-26 08:45:14,491 INFO L853 garLoopResultBuilder]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) [2021-08-26 08:45:14,491 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,491 INFO L857 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,491 INFO L857 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,491 INFO L853 garLoopResultBuilder]: At program point L114(lines 65 115) the Hoare annotation is: false [2021-08-26 08:45:14,491 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-08-26 08:45:14,491 INFO L857 garLoopResultBuilder]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-08-26 08:45:14,492 INFO L857 garLoopResultBuilder]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-08-26 08:45:14,492 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:14,492 INFO L853 garLoopResultBuilder]: At program point L983(lines 978 986) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2))) [2021-08-26 08:45:14,492 INFO L853 garLoopResultBuilder]: At program point L983-1(lines 978 986) the Hoare annotation is: false [2021-08-26 08:45:14,492 INFO L853 garLoopResultBuilder]: At program point L983-2(lines 978 986) the Hoare annotation is: false [2021-08-26 08:45:14,492 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 403) no Hoare annotation was computed. [2021-08-26 08:45:14,494 INFO L853 garLoopResultBuilder]: At program point L390-1(lines 1 1009) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7)) (.cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) (and .cse0 .cse4 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3))) [2021-08-26 08:45:14,494 INFO L857 garLoopResultBuilder]: For program point L390-2(lines 390 403) no Hoare annotation was computed. [2021-08-26 08:45:14,494 INFO L853 garLoopResultBuilder]: At program point L390-3(lines 1 1009) the Hoare annotation is: false [2021-08-26 08:45:14,494 INFO L857 garLoopResultBuilder]: For program point L390-4(lines 390 403) no Hoare annotation was computed. [2021-08-26 08:45:14,495 INFO L853 garLoopResultBuilder]: At program point L390-5(lines 1 1009) the Hoare annotation is: false [2021-08-26 08:45:14,495 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 457 471) the Hoare annotation is: false [2021-08-26 08:45:14,495 INFO L857 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2021-08-26 08:45:14,495 INFO L857 garLoopResultBuilder]: For program point L260(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,495 INFO L857 garLoopResultBuilder]: For program point L260-2(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-4(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-6(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-8(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-10(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-12(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-14(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,496 INFO L857 garLoopResultBuilder]: For program point L260-16(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,497 INFO L857 garLoopResultBuilder]: For program point L260-18(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,497 INFO L857 garLoopResultBuilder]: For program point L260-20(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,497 INFO L857 garLoopResultBuilder]: For program point L260-22(lines 260 266) no Hoare annotation was computed. [2021-08-26 08:45:14,497 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 400) no Hoare annotation was computed. [2021-08-26 08:45:14,497 INFO L857 garLoopResultBuilder]: For program point L394-2(lines 394 400) no Hoare annotation was computed. [2021-08-26 08:45:14,498 INFO L857 garLoopResultBuilder]: For program point L394-4(lines 394 400) no Hoare annotation was computed. [2021-08-26 08:45:14,498 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-08-26 08:45:14,498 INFO L857 garLoopResultBuilder]: For program point L461-1(lines 140 146) no Hoare annotation was computed. [2021-08-26 08:45:14,498 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 535) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L860 garLoopResultBuilder]: At program point L528-1(lines 528 535) the Hoare annotation is: true [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,499 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,500 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,500 INFO L857 garLoopResultBuilder]: For program point L198-5(lines 198 215) no Hoare annotation was computed. [2021-08-26 08:45:14,500 INFO L857 garLoopResultBuilder]: For program point L991(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,500 INFO L857 garLoopResultBuilder]: For program point L991-1(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-2(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-3(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-4(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-5(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-6(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-7(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,501 INFO L857 garLoopResultBuilder]: For program point L991-8(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,502 INFO L857 garLoopResultBuilder]: For program point L991-9(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,502 INFO L857 garLoopResultBuilder]: For program point L991-10(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,502 INFO L857 garLoopResultBuilder]: For program point L991-11(lines 991 997) no Hoare annotation was computed. [2021-08-26 08:45:14,502 INFO L857 garLoopResultBuilder]: For program point L67(lines 66 113) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L926(lines 926 930) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,503 INFO L857 garLoopResultBuilder]: For program point L202-4(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,504 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 210) no Hoare annotation was computed. [2021-08-26 08:45:14,504 INFO L853 garLoopResultBuilder]: At program point L996(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,504 INFO L853 garLoopResultBuilder]: At program point L996-1(lines 987 1000) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 (<= 1 ~waterLevel~0) .cse3))) [2021-08-26 08:45:14,504 INFO L853 garLoopResultBuilder]: At program point L996-2(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-3(lines 987 1000) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-4(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-5(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-6(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-7(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-8(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,505 INFO L853 garLoopResultBuilder]: At program point L996-9(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,506 INFO L853 garLoopResultBuilder]: At program point L996-10(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,506 INFO L853 garLoopResultBuilder]: At program point L996-11(lines 987 1000) the Hoare annotation is: false [2021-08-26 08:45:14,506 INFO L853 garLoopResultBuilder]: At program point L140(lines 139 158) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= 1 ~waterLevel~0)) [2021-08-26 08:45:14,506 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-08-26 08:45:14,506 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2021-08-26 08:45:14,506 INFO L853 garLoopResultBuilder]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2021-08-26 08:45:14,506 INFO L860 garLoopResultBuilder]: At program point L537(lines 518 540) the Hoare annotation is: true [2021-08-26 08:45:14,507 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:45:14,507 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-08-26 08:45:14,507 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= ~waterLevel~0 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7) .cse2 .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) (= 1 ~systemActive~0)))) [2021-08-26 08:45:14,508 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,508 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,508 INFO L857 garLoopResultBuilder]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,508 INFO L857 garLoopResultBuilder]: For program point L343-5(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,509 INFO L857 garLoopResultBuilder]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,509 INFO L857 garLoopResultBuilder]: For program point L343-8(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,509 INFO L857 garLoopResultBuilder]: For program point L343-9(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,510 INFO L857 garLoopResultBuilder]: For program point L343-11(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,510 INFO L857 garLoopResultBuilder]: For program point L343-12(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,510 INFO L857 garLoopResultBuilder]: For program point L938(lines 938 942) no Hoare annotation was computed. [2021-08-26 08:45:14,510 INFO L857 garLoopResultBuilder]: For program point L343-14(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,510 INFO L857 garLoopResultBuilder]: For program point L343-15(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-17(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-18(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-20(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-21(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-23(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-24(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,511 INFO L857 garLoopResultBuilder]: For program point L343-26(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-27(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-29(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-30(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-32(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-33(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L857 garLoopResultBuilder]: For program point L343-35(lines 343 347) no Hoare annotation was computed. [2021-08-26 08:45:14,512 INFO L853 garLoopResultBuilder]: At program point L147(lines 147 153) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0)) [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L1006-1(lines 1001 1009) the Hoare annotation is: false [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L1006-2(lines 1001 1009) the Hoare annotation is: false [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L1006-3(lines 1001 1009) the Hoare annotation is: false [2021-08-26 08:45:14,513 INFO L853 garLoopResultBuilder]: At program point L1006-4(lines 1001 1009) the Hoare annotation is: false [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L1006-5(lines 1001 1009) the Hoare annotation is: false [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349-1(lines 334 352) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 (<= 1 ~waterLevel~0) .cse3))) [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349-2(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349-3(lines 334 352) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~5 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 (<= 1 ~waterLevel~0)))) [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349-4(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,514 INFO L853 garLoopResultBuilder]: At program point L349-5(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,515 INFO L853 garLoopResultBuilder]: At program point L349-6(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,515 INFO L853 garLoopResultBuilder]: At program point L349-7(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,516 INFO L853 garLoopResultBuilder]: At program point L349-8(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,516 INFO L853 garLoopResultBuilder]: At program point L349-9(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,516 INFO L853 garLoopResultBuilder]: At program point L349-10(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,516 INFO L853 garLoopResultBuilder]: At program point L349-11(lines 334 352) the Hoare annotation is: false [2021-08-26 08:45:14,516 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:14,516 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-08-26 08:45:14,516 INFO L853 garLoopResultBuilder]: At program point L86-1(lines 86 92) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (= ~waterLevel~0 ~systemActive~0)) (and .cse0 (<= 2 ~waterLevel~0) (= 1 ~systemActive~0)))) [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= 1 ~waterLevel~0)) [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-2(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0)) [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-3(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-4(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0)) [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-5(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,517 INFO L853 garLoopResultBuilder]: At program point L285-6(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-7(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-8(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-9(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-10(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-11(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-12(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,518 INFO L853 garLoopResultBuilder]: At program point L285-13(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,519 INFO L853 garLoopResultBuilder]: At program point L285-14(lines 278 288) the Hoare annotation is: false [2021-08-26 08:45:14,519 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 241) no Hoare annotation was computed. [2021-08-26 08:45:14,519 INFO L857 garLoopResultBuilder]: For program point L224-1(lines 224 241) no Hoare annotation was computed. [2021-08-26 08:45:14,519 INFO L857 garLoopResultBuilder]: For program point L224-2(lines 224 241) no Hoare annotation was computed. [2021-08-26 08:45:14,519 INFO L853 garLoopResultBuilder]: At program point L951(lines 946 954) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= 1 ~waterLevel~0)) [2021-08-26 08:45:14,519 INFO L853 garLoopResultBuilder]: At program point L951-1(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,519 INFO L853 garLoopResultBuilder]: At program point L951-2(lines 946 954) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0)) [2021-08-26 08:45:14,520 INFO L853 garLoopResultBuilder]: At program point L951-3(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,520 INFO L853 garLoopResultBuilder]: At program point L951-4(lines 946 954) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0)) [2021-08-26 08:45:14,520 INFO L853 garLoopResultBuilder]: At program point L951-5(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,520 INFO L853 garLoopResultBuilder]: At program point L951-6(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-7(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-8(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-9(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-10(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-11(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-12(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,521 INFO L853 garLoopResultBuilder]: At program point L951-13(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,522 INFO L853 garLoopResultBuilder]: At program point L951-14(lines 946 954) the Hoare annotation is: false [2021-08-26 08:45:14,522 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:14,522 INFO L853 garLoopResultBuilder]: At program point L294(lines 289 297) the Hoare annotation is: false [2021-08-26 08:45:14,522 INFO L853 garLoopResultBuilder]: At program point L294-1(lines 289 297) the Hoare annotation is: false [2021-08-26 08:45:14,522 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2021-08-26 08:45:14,522 INFO L853 garLoopResultBuilder]: At program point L294-2(lines 289 297) the Hoare annotation is: false [2021-08-26 08:45:14,522 INFO L857 garLoopResultBuilder]: For program point L228-1(lines 228 236) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 109) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L362-3(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L362-5(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,523 INFO L857 garLoopResultBuilder]: For program point L362-6(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,525 INFO L857 garLoopResultBuilder]: For program point L362-8(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,525 INFO L857 garLoopResultBuilder]: For program point L362-9(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,525 INFO L857 garLoopResultBuilder]: For program point L362-11(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,525 INFO L857 garLoopResultBuilder]: For program point L362-12(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,525 INFO L857 garLoopResultBuilder]: For program point L362-14(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,526 INFO L857 garLoopResultBuilder]: For program point L362-15(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,526 INFO L857 garLoopResultBuilder]: For program point L362-17(lines 362 366) no Hoare annotation was computed. [2021-08-26 08:45:14,529 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:14,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:14 BoogieIcfgContainer [2021-08-26 08:45:14,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:14,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:14,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:14,567 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:14,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:04" (3/4) ... [2021-08-26 08:45:14,570 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:14,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:14,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:14,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:14,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:14,595 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:14,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:14,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:14,627 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && 1 <= tmp) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) [2021-08-26 08:45:14,628 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= tmp) && waterLevel == 1) && waterLevel == systemActive) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive)) || ((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) [2021-08-26 08:45:14,631 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && 1 <= waterLevel) && 1 <= \result) [2021-08-26 08:45:14,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) [2021-08-26 08:45:14,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) [2021-08-26 08:45:14,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0 [2021-08-26 08:45:14,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0) [2021-08-26 08:45:14,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && splverifierCounter == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0 [2021-08-26 08:45:14,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0) [2021-08-26 08:45:14,760 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:14,761 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:14,762 INFO L168 Benchmark]: Toolchain (without parser) took 12260.24 ms. Allocated memory was 52.4 MB in the beginning and 230.7 MB in the end (delta: 178.3 MB). Free memory was 28.7 MB in the beginning and 189.0 MB in the end (delta: -160.3 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,762 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 34.9 MB in the beginning and 34.8 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:14,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.43 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.6 MB in the beginning and 50.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.38 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 44.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,763 INFO L168 Benchmark]: Boogie Preprocessor took 84.14 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 40.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,764 INFO L168 Benchmark]: RCFGBuilder took 1115.11 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 40.3 MB in the beginning and 53.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,764 INFO L168 Benchmark]: TraceAbstraction took 10255.56 ms. Allocated memory was 83.9 MB in the beginning and 230.7 MB in the end (delta: 146.8 MB). Free memory was 53.3 MB in the beginning and 162.2 MB in the end (delta: -108.8 MB). Peak memory consumption was 136.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,764 INFO L168 Benchmark]: Witness Printer took 193.89 ms. Allocated memory is still 230.7 MB. Free memory was 161.1 MB in the beginning and 189.0 MB in the end (delta: -27.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:14,766 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 34.9 MB in the beginning and 34.8 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.43 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.6 MB in the beginning and 50.5 MB in the end (delta: -21.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.38 ms. Allocated memory is still 69.2 MB. Free memory was 50.5 MB in the beginning and 44.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.14 ms. Allocated memory is still 69.2 MB. Free memory was 44.5 MB in the beginning and 40.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1115.11 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 40.3 MB in the beginning and 53.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10255.56 ms. Allocated memory was 83.9 MB in the beginning and 230.7 MB in the end (delta: 146.8 MB). Free memory was 53.3 MB in the beginning and 162.2 MB in the end (delta: -108.8 MB). Peak memory consumption was 136.2 MB. Max. memory is 16.1 GB. * Witness Printer took 193.89 ms. Allocated memory is still 230.7 MB. Free memory was 161.1 MB in the beginning and 189.0 MB in the end (delta: -27.9 MB). Peak memory consumption was 4.2 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: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 10170.8ms, OverallIterations: 12, TraceHistogramMax: 3, EmptinessCheckTime: 24.6ms, AutomataDifference: 1495.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 6504.3ms, InitialAbstractionConstructionTime: 12.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1869 SDtfs, 2758 SDslu, 3053 SDs, 0 SdLazy, 478 SolverSat, 113 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 560.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 290.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=11, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 291.3ms AutomataMinimizationTime, 12 MinimizatonAttempts, 2108 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 297 NumberOfFragments, 587 HoareAnnotationTreeSize, 91 FomulaSimplifications, 980471 FormulaSimplificationTreeSizeReduction, 2006.0ms HoareSimplificationTime, 91 FomulaSimplificationsInter, 231749 FormulaSimplificationTreeSizeReductionInter, 4469.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 72.3ms SsaConstructionTime, 406.8ms SatisfiabilityAnalysisTime, 813.4ms InterpolantComputationTime, 612 NumberOfCodeBlocks, 612 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 1017 SizeOfPredicates, 3 NumberOfNonLiveVariables, 460 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 184/190 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: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel == 1) && waterLevel == systemActive) || ((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && 1 <= tmp) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && 1 <= waterLevel - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((((\result == 1 && splverifierCounter == 0) && \result == 0) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && 1 <= waterLevel - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= tmp) && waterLevel == 1) && waterLevel == systemActive) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel == 1) && waterLevel == systemActive)) || ((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && 1 <= waterLevel) || ((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && 1 <= waterLevel - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && 1 == systemActive) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel == 1) && waterLevel == systemActive) || ((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:14,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...