./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product12.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 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:13:30,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:13:30,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:13:30,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:13:30,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:13:30,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:13:30,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:13:30,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:13:30,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:13:30,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:13:30,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:13:30,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:13:30,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:13:30,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:13:30,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:13:30,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:13:30,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:13:30,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:13:30,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:13:30,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:13:30,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:13:30,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:13:30,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:13:30,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:13:30,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:13:30,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:13:30,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:13:30,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:13:30,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:13:30,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:13:30,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:13:30,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:13:30,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:13:30,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:13:30,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:13:30,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:13:30,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:13:30,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:13:30,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:13:30,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:13:30,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:13:30,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:13:30,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:13:30,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:13:30,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:13:30,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:13:30,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:13:30,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:13:30,200 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:13:30,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:13:30,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:13:30,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:13:30,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:13:30,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:13:30,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:13:30,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:13:30,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:13:30,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:13:30,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:13:30,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:13:30,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:13:30,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:13:30,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:13:30,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:13:30,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:13:30,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:13:30,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:13:30,206 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3277d87fee4d1f5b2f894e9c3d1b5ae65d241aee [2021-08-29 16:13:30,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:13:30,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:13:30,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:13:30,546 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:13:30,546 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:13:30,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-08-29 16:13:30,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/709f5e869/b93dc97d328e4a19b29420158c3bb778/FLAG2b0920cfd [2021-08-29 16:13:31,188 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:13:31,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-08-29 16:13:31,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/709f5e869/b93dc97d328e4a19b29420158c3bb778/FLAG2b0920cfd [2021-08-29 16:13:31,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/709f5e869/b93dc97d328e4a19b29420158c3bb778 [2021-08-29 16:13:31,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:13:31,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:13:31,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:13:31,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:13:31,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:13:31,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:31,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f2dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31, skipping insertion in model container [2021-08-29 16:13:31,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:31,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:13:31,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:13:31,781 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-08-29 16:13:31,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:13:31,854 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:13:31,887 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4218,4231] [2021-08-29 16:13:31,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:13:31,974 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:13:31,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31 WrapperNode [2021-08-29 16:13:31,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:13:31,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:13:31,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:13:31,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:13:31,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:13:32,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:13:32,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:13:32,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:13:32,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:13:32,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:13:32,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:13:32,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:13:32,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (1/1) ... [2021-08-29 16:13:32,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:13:32,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:13:32,122 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) [2021-08-29 16:13:32,125 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 [2021-08-29 16:13:32,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:13:32,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:13:32,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:13:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:13:32,604 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:13:32,605 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-08-29 16:13:32,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:13:32 BoogieIcfgContainer [2021-08-29 16:13:32,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:13:32,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:13:32,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:13:32,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:13:32,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:13:31" (1/3) ... [2021-08-29 16:13:32,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba1c623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:13:32, skipping insertion in model container [2021-08-29 16:13:32,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:13:31" (2/3) ... [2021-08-29 16:13:32,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba1c623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:13:32, skipping insertion in model container [2021-08-29 16:13:32,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:13:32" (3/3) ... [2021-08-29 16:13:32,615 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2021-08-29 16:13:32,620 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:13:32,621 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:13:32,672 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:13:32,679 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 [2021-08-29 16:13:32,679 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:13:32,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 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) [2021-08-29 16:13:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-29 16:13:32,706 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:13:32,707 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:13:32,708 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:13:32,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:13:32,720 INFO L82 PathProgramCache]: Analyzing trace with hash 476294846, now seen corresponding path program 1 times [2021-08-29 16:13:32,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:13:32,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679333159] [2021-08-29 16:13:32,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:13:32,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:13:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:13:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:13:33,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:13:33,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679333159] [2021-08-29 16:13:33,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679333159] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:13:33,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:13:33,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:13:33,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316734395] [2021-08-29 16:13:33,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:13:33,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:13:33,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:13:33,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:13:33,104 INFO L87 Difference]: Start difference. First operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 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) [2021-08-29 16:13:33,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:13:33,332 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2021-08-29 16:13:33,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:13:33,335 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 [2021-08-29 16:13:33,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:13:33,342 INFO L225 Difference]: With dead ends: 112 [2021-08-29 16:13:33,342 INFO L226 Difference]: Without dead ends: 55 [2021-08-29 16:13:33,345 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:13:33,348 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.92ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 176.56ms IncrementalHoareTripleChecker+Time [2021-08-29 16:13:33,349 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 80 Unknown, 0 Unchecked, 0.92ms Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 176.56ms Time] [2021-08-29 16:13:33,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-08-29 16:13:33,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-08-29 16:13:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 54 states have internal predecessors, (75), 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) [2021-08-29 16:13:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2021-08-29 16:13:33,388 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2021-08-29 16:13:33,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:13:33,388 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2021-08-29 16:13:33,395 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) [2021-08-29 16:13:33,400 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2021-08-29 16:13:33,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-29 16:13:33,401 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:13:33,401 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:13:33,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:13:33,402 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:13:33,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:13:33,403 INFO L82 PathProgramCache]: Analyzing trace with hash -570462051, now seen corresponding path program 1 times [2021-08-29 16:13:33,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:13:33,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061700812] [2021-08-29 16:13:33,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:13:33,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:13:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:13:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:13:33,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:13:33,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061700812] [2021-08-29 16:13:33,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061700812] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:13:33,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:13:33,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:13:33,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918325709] [2021-08-29 16:13:33,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:13:33,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:13:33,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:13:33,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:13:33,482 INFO L87 Difference]: Start difference. First operand 55 states and 75 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) [2021-08-29 16:13:33,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:13:33,575 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2021-08-29 16:13:33,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:13:33,576 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 [2021-08-29 16:13:33,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:13:33,577 INFO L225 Difference]: With dead ends: 55 [2021-08-29 16:13:33,577 INFO L226 Difference]: Without dead ends: 29 [2021-08-29 16:13:33,577 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.17ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:13:33,583 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 33 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.65ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.70ms IncrementalHoareTripleChecker+Time [2021-08-29 16:13:33,586 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 0 Invalid, 45 Unknown, 0 Unchecked, 0.65ms Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 83.70ms Time] [2021-08-29 16:13:33,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-08-29 16:13:33,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-08-29 16:13:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 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) [2021-08-29 16:13:33,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-08-29 16:13:33,597 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2021-08-29 16:13:33,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:13:33,597 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-08-29 16:13:33,598 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) [2021-08-29 16:13:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-08-29 16:13:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-29 16:13:33,599 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:13:33,599 INFO L513 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] [2021-08-29 16:13:33,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:13:33,600 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:13:33,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:13:33,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1160602349, now seen corresponding path program 1 times [2021-08-29 16:13:33,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:13:33,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95237826] [2021-08-29 16:13:33,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:13:33,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:13:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:13:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:13:33,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:13:33,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95237826] [2021-08-29 16:13:33,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95237826] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:13:33,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:13:33,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:13:33,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998377459] [2021-08-29 16:13:33,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:13:33,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:13:33,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:13:33,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:13:33,697 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 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) [2021-08-29 16:13:33,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:13:33,926 INFO L93 Difference]: Finished difference Result 75 states and 108 transitions. [2021-08-29 16:13:33,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:13:33,927 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 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 [2021-08-29 16:13:33,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:13:33,931 INFO L225 Difference]: With dead ends: 75 [2021-08-29 16:13:33,931 INFO L226 Difference]: Without dead ends: 52 [2021-08-29 16:13:33,933 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 36.32ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:13:33,940 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 174 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 134.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.05ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 179.33ms IncrementalHoareTripleChecker+Time [2021-08-29 16:13:33,942 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 0 Invalid, 79 Unknown, 0 Unchecked, 4.05ms Time], IncrementalHoareTripleChecker [2 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 179.33ms Time] [2021-08-29 16:13:33,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-08-29 16:13:33,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2021-08-29 16:13:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 47 states have internal predecessors, (69), 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) [2021-08-29 16:13:33,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2021-08-29 16:13:33,962 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2021-08-29 16:13:33,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:13:33,962 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2021-08-29 16:13:33,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 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) [2021-08-29 16:13:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2021-08-29 16:13:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-29 16:13:33,964 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:13:33,964 INFO L513 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] [2021-08-29 16:13:33,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:13:33,965 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:13:33,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:13:33,967 INFO L82 PathProgramCache]: Analyzing trace with hash 471853904, now seen corresponding path program 1 times [2021-08-29 16:13:33,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:13:33,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104331777] [2021-08-29 16:13:33,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:13:33,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:13:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:13:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:13:34,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:13:34,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104331777] [2021-08-29 16:13:34,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104331777] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:13:34,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:13:34,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:13:34,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113913269] [2021-08-29 16:13:34,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:13:34,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:13:34,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:13:34,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:13:34,077 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 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) [2021-08-29 16:13:34,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:13:34,383 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2021-08-29 16:13:34,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-29 16:13:34,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 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 [2021-08-29 16:13:34,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:13:34,389 INFO L225 Difference]: With dead ends: 214 [2021-08-29 16:13:34,389 INFO L226 Difference]: Without dead ends: 172 [2021-08-29 16:13:34,390 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.22ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:13:34,399 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 122 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 182.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.43ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 246.18ms IncrementalHoareTripleChecker+Time [2021-08-29 16:13:34,400 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [122 Valid, 0 Invalid, 241 Unknown, 0 Unchecked, 3.43ms Time], IncrementalHoareTripleChecker [6 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 246.18ms Time] [2021-08-29 16:13:34,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-08-29 16:13:34,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2021-08-29 16:13:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 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) [2021-08-29 16:13:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2021-08-29 16:13:34,422 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2021-08-29 16:13:34,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:13:34,422 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2021-08-29 16:13:34,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 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) [2021-08-29 16:13:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2021-08-29 16:13:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-29 16:13:34,423 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:13:34,423 INFO L513 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] [2021-08-29 16:13:34,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:13:34,424 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:13:34,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:13:34,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1127718650, now seen corresponding path program 1 times [2021-08-29 16:13:34,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:13:34,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359291546] [2021-08-29 16:13:34,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:13:34,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:13:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:13:34,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:13:34,483 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:13:34,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359291546] [2021-08-29 16:13:34,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359291546] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:13:34,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:13:34,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:13:34,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053230924] [2021-08-29 16:13:34,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:13:34,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:13:34,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:13:34,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:13:34,485 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-08-29 16:13:34,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:13:34,721 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2021-08-29 16:13:34,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:13:34,721 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-08-29 16:13:34,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:13:34,722 INFO L225 Difference]: With dead ends: 268 [2021-08-29 16:13:34,722 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:13:34,723 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.81ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:13:34,724 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 88 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 153.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.43ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 192.56ms IncrementalHoareTripleChecker+Time [2021-08-29 16:13:34,724 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 0 Invalid, 151 Unknown, 0 Unchecked, 1.43ms Time], IncrementalHoareTripleChecker [2 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 192.56ms Time] [2021-08-29 16:13:34,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:13:34,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:13:34,725 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) [2021-08-29 16:13:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:13:34,725 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-08-29 16:13:34,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:13:34,725 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:13:34,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-08-29 16:13:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:13:34,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:13:34,728 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:13:34,729 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:13:34,729 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:13:34,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:13:34,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:13:34,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:34,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:13:35,141 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,141 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:13:35,141 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2021-08-29 16:13:35,141 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 259) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L854 garLoopResultBuilder]: At program point L253-1(lines 253 259) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,142 INFO L858 garLoopResultBuilder]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L854 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,142 INFO L854 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-08-29 16:13:35,142 INFO L854 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-08-29 16:13:35,142 INFO L854 garLoopResultBuilder]: At program point L388(lines 1 887) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-08-29 16:13:35,142 INFO L858 garLoopResultBuilder]: For program point L289(lines 289 293) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L858 garLoopResultBuilder]: For program point L289-3(lines 289 293) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L858 garLoopResultBuilder]: For program point L289-6(lines 289 293) no Hoare annotation was computed. [2021-08-29 16:13:35,142 INFO L861 garLoopResultBuilder]: At program point L884(lines 865 887) the Hoare annotation is: true [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L108(lines 57 109) the Hoare annotation is: false [2021-08-29 16:13:35,143 INFO L858 garLoopResultBuilder]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-08-29 16:13:35,143 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L852(lines 848 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:13:35,143 INFO L858 garLoopResultBuilder]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L209(lines 204 212) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L209-1(lines 204 212) the Hoare annotation is: false [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L209-2(lines 204 212) the Hoare annotation is: false [2021-08-29 16:13:35,143 INFO L854 garLoopResultBuilder]: At program point L804-2(lines 804 818) the Hoare annotation is: false [2021-08-29 16:13:35,143 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:13:35,143 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-08-29 16:13:35,144 INFO L858 garLoopResultBuilder]: For program point L805(line 805) no Hoare annotation was computed. [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2021-08-29 16:13:35,144 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 422) no Hoare annotation was computed. [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L409-1(lines 1 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,144 INFO L858 garLoopResultBuilder]: For program point L409-2(lines 409 422) no Hoare annotation was computed. [2021-08-29 16:13:35,144 INFO L854 garLoopResultBuilder]: At program point L409-3(lines 1 887) the Hoare annotation is: false [2021-08-29 16:13:35,144 INFO L858 garLoopResultBuilder]: For program point L277(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L409-4(lines 409 422) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L277-1(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L854 garLoopResultBuilder]: At program point L409-5(lines 1 887) the Hoare annotation is: false [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L277-2(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L854 garLoopResultBuilder]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L808(lines 808 812) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L808-1(lines 132 138) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L313(lines 313 317) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 277) no Hoare annotation was computed. [2021-08-29 16:13:35,145 INFO L854 garLoopResultBuilder]: At program point L396(lines 391 399) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:13:35,145 INFO L858 garLoopResultBuilder]: For program point L875(lines 875 882) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L861 garLoopResultBuilder]: At program point L875-1(lines 875 882) the Hoare annotation is: true [2021-08-29 16:13:35,146 INFO L854 garLoopResultBuilder]: At program point L132(lines 131 150) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,146 INFO L858 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L854 garLoopResultBuilder]: At program point L132-2(lines 131 150) the Hoare annotation is: false [2021-08-29 16:13:35,146 INFO L854 garLoopResultBuilder]: At program point L132-3(lines 131 150) the Hoare annotation is: false [2021-08-29 16:13:35,146 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 419) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L858 garLoopResultBuilder]: For program point L413-2(lines 413 419) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L858 garLoopResultBuilder]: For program point L413-4(lines 413 419) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-08-29 16:13:35,146 INFO L854 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1)) [2021-08-29 16:13:35,151 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:13:35,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:13:35 BoogieIcfgContainer [2021-08-29 16:13:35,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:13:35,166 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:13:35,166 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:13:35,167 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:13:35,167 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:13:32" (3/4) ... [2021-08-29 16:13:35,170 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:13:35,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:13:35,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:13:35,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:13:35,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:13:35,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:13:35,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:13:35,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:13:35,200 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-08-29 16:13:35,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) [2021-08-29 16:13:35,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,203 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,203 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,204 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 [2021-08-29 16:13:35,220 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:13:35,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:13:35,221 INFO L158 Benchmark]: Toolchain (without parser) took 3607.72ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 31.1MB in the beginning and 47.3MB in the end (delta: -16.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,221 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:13:35,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.64ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 32.1MB in the end (delta: -1.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.28ms. Allocated memory is still 54.5MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,222 INFO L158 Benchmark]: Boogie Preprocessor took 36.78ms. Allocated memory is still 54.5MB. Free memory was 29.3MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,222 INFO L158 Benchmark]: RCFGBuilder took 521.63ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.4MB in the beginning and 45.7MB in the end (delta: -18.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,223 INFO L158 Benchmark]: TraceAbstraction took 2557.92ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.0MB in the beginning and 52.9MB in the end (delta: -7.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,223 INFO L158 Benchmark]: Witness Printer took 54.18ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 47.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:13:35,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.64ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 32.1MB in the end (delta: -1.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.28ms. Allocated memory is still 54.5MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.78ms. Allocated memory is still 54.5MB. Free memory was 29.3MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.63ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.4MB in the beginning and 45.7MB in the end (delta: -18.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2557.92ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.0MB in the beginning and 52.9MB in the end (delta: -7.8MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 54.18ms. Allocated memory is still 81.8MB. Free memory was 52.9MB in the beginning and 47.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 277]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 277]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 277]: 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, 59 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2481.12ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 14.85ms, AutomataDifference: 1210.61ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 411.00ms, InitialAbstractionConstructionTime: 15.67ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 417 SdHoareTripleChecker+Valid, 878.33ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 417 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 658.75ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 274 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 586 IncrementalHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 0 mSDtfsCounter, 586 mSolverCounterSat, 10.48ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 98.57ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 75.84ms AutomataMinimizationTime, 5 MinimizatonAttempts, 92 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 176 HoareAnnotationTreeSize, 26 FomulaSimplifications, 3237 FormulaSimplificationTreeSizeReduction, 165.96ms HoareSimplificationTime, 26 FomulaSimplificationsInter, 895 FormulaSimplificationTreeSizeReductionInter, 235.29ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 32.48ms SsaConstructionTime, 197.99ms SatisfiabilityAnalysisTime, 343.29ms InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 848]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:13:35,263 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...