./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product18.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 19038d4a2c37771efda8321d3e888c138b34ccd1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 09:53:54,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:54,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:54,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:54,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:54,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:54,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:54,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:54,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:54,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:54,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:54,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:54,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:54,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:54,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:54,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:54,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:54,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:54,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:54,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:54,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:54,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:54,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:54,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:54,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:54,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:54,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:54,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:54,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:54,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:54,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:54,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:54,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:54,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:54,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:54,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:54,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:54,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:54,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:54,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:54,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:54,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:54,938 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:54,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:54,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:54,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:54,940 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:54,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:54,940 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:54,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:54,941 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:54,942 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:54,942 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:54,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:54,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:54,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:54,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:54,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:54,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:54,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:54,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:54,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:54,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:54,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:54,944 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:54,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19038d4a2c37771efda8321d3e888c138b34ccd1 [2021-07-05 09:53:55,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:55,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:55,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:55,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:55,200 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:55,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-07-05 09:53:55,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359e2058/de7017f9807d47eea28d328cde32be85/FLAGfc8d780d5 [2021-07-05 09:53:55,599 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:55,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c [2021-07-05 09:53:55,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359e2058/de7017f9807d47eea28d328cde32be85/FLAGfc8d780d5 [2021-07-05 09:53:56,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7359e2058/de7017f9807d47eea28d328cde32be85 [2021-07-05 09:53:56,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:56,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:56,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:56,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:56,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:56,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f767e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56, skipping insertion in model container [2021-07-05 09:53:56,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:56,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:56,239 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[17728,17741] [2021-07-05 09:53:56,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:56,281 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:56,328 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c[17728,17741] [2021-07-05 09:53:56,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:56,345 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:56,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56 WrapperNode [2021-07-05 09:53:56,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:56,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:56,346 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:56,346 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:56,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:56,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:56,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:56,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:56,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:56,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:56,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:56,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:56,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (1/1) ... [2021-07-05 09:53:56,433 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:56,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:56,450 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) [2021-07-05 09:53:56,480 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 [2021-07-05 09:53:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:56,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:56,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:57,051 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:57,051 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-07-05 09:53:57,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:57 BoogieIcfgContainer [2021-07-05 09:53:57,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:57,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:57,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:57,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:57,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:56" (1/3) ... [2021-07-05 09:53:57,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd9b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:57, skipping insertion in model container [2021-07-05 09:53:57,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:56" (2/3) ... [2021-07-05 09:53:57,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28dd9b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:57, skipping insertion in model container [2021-07-05 09:53:57,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:57" (3/3) ... [2021-07-05 09:53:57,057 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product18.cil.c [2021-07-05 09:53:57,063 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:57,064 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:57,105 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:57,112 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:57,112 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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) [2021-07-05 09:53:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:57,129 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:57,129 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:57,130 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:57,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:57,135 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2021-07-05 09:53:57,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:57,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582015385] [2021-07-05 09:53:57,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:57,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:57,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:57,330 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:57,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582015385] [2021-07-05 09:53:57,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582015385] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:57,331 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:57,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:57,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980295996] [2021-07-05 09:53:57,336 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:57,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:57,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:57,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:57,351 INFO L87 Difference]: Start difference. First operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:57,381 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-07-05 09:53:57,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:57,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-07-05 09:53:57,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:57,392 INFO L225 Difference]: With dead ends: 151 [2021-07-05 09:53:57,393 INFO L226 Difference]: Without dead ends: 35 [2021-07-05 09:53:57,395 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:57,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-07-05 09:53:57,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-07-05 09:53:57,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 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) [2021-07-05 09:53:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2021-07-05 09:53:57,415 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2021-07-05 09:53:57,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:57,416 INFO L442 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2021-07-05 09:53:57,416 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-07-05 09:53:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:57,417 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:57,417 INFO L525 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] [2021-07-05 09:53:57,417 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:57,417 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:57,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:57,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2021-07-05 09:53:57,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:57,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599042322] [2021-07-05 09:53:57,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:57,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:57,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:57,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:57,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599042322] [2021-07-05 09:53:57,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599042322] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:57,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:57,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:57,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127487687] [2021-07-05 09:53:57,487 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:57,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:57,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:57,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:57,489 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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) [2021-07-05 09:53:57,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:57,562 INFO L93 Difference]: Finished difference Result 154 states and 228 transitions. [2021-07-05 09:53:57,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:57,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 [2021-07-05 09:53:57,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:57,565 INFO L225 Difference]: With dead ends: 154 [2021-07-05 09:53:57,566 INFO L226 Difference]: Without dead ends: 126 [2021-07-05 09:53:57,567 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 37.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:57,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-07-05 09:53:57,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 58. [2021-07-05 09:53:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 57 states have internal predecessors, (81), 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) [2021-07-05 09:53:57,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 81 transitions. [2021-07-05 09:53:57,580 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 81 transitions. Word has length 25 [2021-07-05 09:53:57,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:57,581 INFO L442 AbstractCegarLoop]: Abstraction has 58 states and 81 transitions. [2021-07-05 09:53:57,582 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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) [2021-07-05 09:53:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2021-07-05 09:53:57,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:57,584 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:57,584 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:57,585 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:57,588 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:57,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:57,592 INFO L82 PathProgramCache]: Analyzing trace with hash -917769487, now seen corresponding path program 1 times [2021-07-05 09:53:57,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:57,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156983459] [2021-07-05 09:53:57,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:57,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:57,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:57,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:57,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156983459] [2021-07-05 09:53:57,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156983459] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:57,657 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:57,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:57,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226711001] [2021-07-05 09:53:57,658 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:57,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:57,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:57,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:57,659 INFO L87 Difference]: Start difference. First operand 58 states and 81 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:57,693 INFO L93 Difference]: Finished difference Result 150 states and 218 transitions. [2021-07-05 09:53:57,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:57,693 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-07-05 09:53:57,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:57,694 INFO L225 Difference]: With dead ends: 150 [2021-07-05 09:53:57,694 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:57,694 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:57,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:57,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:57,695 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) [2021-07-05 09:53:57,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:57,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:57,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:57,695 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:57,696 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:57,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:57,699 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:57,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,857 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,858 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:57,858 INFO L762 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2021-07-05 09:53:57,858 INFO L762 garLoopResultBuilder]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-07-05 09:53:57,859 INFO L758 garLoopResultBuilder]: At program point L236-1(lines 236 242) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,859 INFO L762 garLoopResultBuilder]: For program point L897(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:57,859 INFO L762 garLoopResultBuilder]: For program point L897-2(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:57,859 INFO L762 garLoopResultBuilder]: For program point L897-4(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:57,860 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:57,860 INFO L762 garLoopResultBuilder]: For program point L898-2(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:57,860 INFO L762 garLoopResultBuilder]: For program point L898-4(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:57,860 INFO L762 garLoopResultBuilder]: For program point L370(lines 370 377) no Hoare annotation was computed. [2021-07-05 09:53:57,861 INFO L758 garLoopResultBuilder]: At program point L882(lines 877 884) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,861 INFO L758 garLoopResultBuilder]: At program point L370-1(lines 370 377) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,861 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:57,861 INFO L762 garLoopResultBuilder]: For program point L256(lines 256 269) no Hoare annotation was computed. [2021-07-05 09:53:57,861 INFO L758 garLoopResultBuilder]: At program point L504(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:57,861 INFO L758 garLoopResultBuilder]: At program point L504-1(lines 499 507) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,862 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-07-05 09:53:57,862 INFO L758 garLoopResultBuilder]: At program point L504-2(lines 499 507) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,862 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:57,862 INFO L762 garLoopResultBuilder]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:57,862 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:57,862 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,862 INFO L758 garLoopResultBuilder]: At program point L406(lines 1 922) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,863 INFO L758 garLoopResultBuilder]: At program point L274(lines 225 275) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,863 INFO L758 garLoopResultBuilder]: At program point L60(lines 59 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,863 INFO L762 garLoopResultBuilder]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:57,863 INFO L758 garLoopResultBuilder]: At program point L60-2(lines 59 78) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,863 INFO L758 garLoopResultBuilder]: At program point L60-3(lines 59 78) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,864 INFO L762 garLoopResultBuilder]: For program point L919(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,864 INFO L762 garLoopResultBuilder]: For program point L919-1(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,864 INFO L762 garLoopResultBuilder]: For program point L919-2(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,864 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:57,865 INFO L758 garLoopResultBuilder]: At program point L342(lines 338 344) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,867 INFO L762 garLoopResultBuilder]: For program point L227(lines 226 273) no Hoare annotation was computed. [2021-07-05 09:53:57,867 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,867 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,867 INFO L762 garLoopResultBuilder]: For program point L194-3(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,867 INFO L762 garLoopResultBuilder]: For program point L194-5(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,868 INFO L762 garLoopResultBuilder]: For program point L194-6(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,868 INFO L762 garLoopResultBuilder]: For program point L194-8(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:57,868 INFO L758 garLoopResultBuilder]: At program point L145(lines 140 148) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,868 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 140 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,868 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 140 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,868 INFO L762 garLoopResultBuilder]: For program point L426(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:57,868 INFO L762 garLoopResultBuilder]: For program point L426-3(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:57,869 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:57,869 INFO L762 garLoopResultBuilder]: For program point L426-6(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:57,869 INFO L758 garLoopResultBuilder]: At program point L294-2(lines 294 308) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,871 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:57,871 INFO L762 garLoopResultBuilder]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:57,871 INFO L762 garLoopResultBuilder]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:57,872 INFO L762 garLoopResultBuilder]: For program point L295(line 295) no Hoare annotation was computed. [2021-07-05 09:53:57,872 INFO L762 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-07-05 09:53:57,873 INFO L758 garLoopResultBuilder]: At program point L246-1(lines 246 252) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,873 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:57,873 INFO L758 garLoopResultBuilder]: At program point L379(lines 360 382) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,874 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:57,879 INFO L762 garLoopResultBuilder]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-07-05 09:53:57,879 INFO L758 garLoopResultBuilder]: At program point L264-2(lines 60 66) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,879 INFO L758 garLoopResultBuilder]: At program point L463(lines 458 466) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,880 INFO L758 garLoopResultBuilder]: At program point L463-1(lines 458 466) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,880 INFO L758 garLoopResultBuilder]: At program point L463-2(lines 458 466) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,880 INFO L762 garLoopResultBuilder]: For program point L298(lines 298 302) no Hoare annotation was computed. [2021-07-05 09:53:57,880 INFO L762 garLoopResultBuilder]: For program point L298-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:57,880 INFO L758 garLoopResultBuilder]: At program point L67(lines 67 73) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,881 INFO L758 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,882 INFO L758 garLoopResultBuilder]: At program point L67-2(lines 67 73) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,882 INFO L758 garLoopResultBuilder]: At program point L414(lines 409 417) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,882 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:57,882 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 1 922) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:57,882 INFO L762 garLoopResultBuilder]: For program point L893-2(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:57,882 INFO L758 garLoopResultBuilder]: At program point L893-3(lines 1 922) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,882 INFO L762 garLoopResultBuilder]: For program point L893-4(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:57,882 INFO L758 garLoopResultBuilder]: At program point L893-5(lines 1 922) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,883 INFO L758 garLoopResultBuilder]: At program point L200(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:57,883 INFO L758 garLoopResultBuilder]: At program point L200-1(lines 185 203) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,883 INFO L758 garLoopResultBuilder]: At program point L200-2(lines 185 203) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:57,883 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:57,883 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:57,886 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:57,891 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:57,896 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:57,899 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:57,900 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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) [2021-07-05 09:53:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-07-05 09:53:57,903 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:57,904 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:57,904 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:57,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:57,904 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2021-07-05 09:53:57,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:57,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246005004] [2021-07-05 09:53:57,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:57,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:57,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:57,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:57,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246005004] [2021-07-05 09:53:57,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246005004] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:57,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:57,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:57,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236054460] [2021-07-05 09:53:57,928 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:57,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:57,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:57,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:57,937 INFO L87 Difference]: Start difference. First operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:57,941 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-07-05 09:53:57,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:57,941 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-07-05 09:53:57,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:57,942 INFO L225 Difference]: With dead ends: 151 [2021-07-05 09:53:57,942 INFO L226 Difference]: Without dead ends: 51 [2021-07-05 09:53:57,942 INFO L795 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 [2021-07-05 09:53:57,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-07-05 09:53:57,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-07-05 09:53:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 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) [2021-07-05 09:53:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 71 transitions. [2021-07-05 09:53:57,945 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 71 transitions. Word has length 18 [2021-07-05 09:53:57,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:57,945 INFO L442 AbstractCegarLoop]: Abstraction has 51 states and 71 transitions. [2021-07-05 09:53:57,946 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,946 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2021-07-05 09:53:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 09:53:57,946 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:57,946 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:57,946 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:57,947 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:57,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:57,947 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2021-07-05 09:53:57,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:57,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719683050] [2021-07-05 09:53:57,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:57,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:57,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:57,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:57,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:57,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:57,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719683050] [2021-07-05 09:53:57,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719683050] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:57,979 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:57,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:57,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540336615] [2021-07-05 09:53:57,979 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:57,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:57,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:57,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:57,980 INFO L87 Difference]: Start difference. First operand 51 states and 71 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:57,983 INFO L93 Difference]: Finished difference Result 51 states and 71 transitions. [2021-07-05 09:53:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:57,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-07-05 09:53:57,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:57,983 INFO L225 Difference]: With dead ends: 51 [2021-07-05 09:53:57,983 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:57,984 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:57,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:57,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:57,984 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) [2021-07-05 09:53:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:57,984 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-07-05 09:53:57,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:57,985 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:57,985 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:57,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:57,985 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:57,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:57,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,023 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,024 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,024 INFO L762 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2021-07-05 09:53:58,024 INFO L762 garLoopResultBuilder]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-07-05 09:53:58,024 INFO L758 garLoopResultBuilder]: At program point L236-1(lines 236 242) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,024 INFO L762 garLoopResultBuilder]: For program point L897(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,024 INFO L762 garLoopResultBuilder]: For program point L897-2(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L897-4(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L898-2(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L898-4(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L370(lines 370 377) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L758 garLoopResultBuilder]: At program point L882(lines 877 884) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,025 INFO L758 garLoopResultBuilder]: At program point L370-1(lines 370 377) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,025 INFO L762 garLoopResultBuilder]: For program point L256(lines 256 269) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L758 garLoopResultBuilder]: At program point L504(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:58,026 INFO L758 garLoopResultBuilder]: At program point L504-1(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:58,026 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L758 garLoopResultBuilder]: At program point L504-2(lines 499 507) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,026 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L762 garLoopResultBuilder]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,026 INFO L758 garLoopResultBuilder]: At program point L406(lines 1 922) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,027 INFO L758 garLoopResultBuilder]: At program point L274(lines 225 275) the Hoare annotation is: false [2021-07-05 09:53:58,027 INFO L758 garLoopResultBuilder]: At program point L60(lines 59 78) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,027 INFO L762 garLoopResultBuilder]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:58,027 INFO L758 garLoopResultBuilder]: At program point L60-2(lines 59 78) the Hoare annotation is: false [2021-07-05 09:53:58,027 INFO L758 garLoopResultBuilder]: At program point L60-3(lines 59 78) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,027 INFO L762 garLoopResultBuilder]: For program point L919(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,027 INFO L762 garLoopResultBuilder]: For program point L919-1(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,027 INFO L762 garLoopResultBuilder]: For program point L919-2(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,027 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L758 garLoopResultBuilder]: At program point L342(lines 338 344) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L227(lines 226 273) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194-3(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194-5(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194-6(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L762 garLoopResultBuilder]: For program point L194-8(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,028 INFO L758 garLoopResultBuilder]: At program point L145(lines 140 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,029 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 140 148) the Hoare annotation is: false [2021-07-05 09:53:58,029 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 140 148) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,029 INFO L762 garLoopResultBuilder]: For program point L426(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,029 INFO L762 garLoopResultBuilder]: For program point L426-3(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,029 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:58,029 INFO L762 garLoopResultBuilder]: For program point L426-6(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,029 INFO L758 garLoopResultBuilder]: At program point L294-2(lines 294 308) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,029 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L295(line 295) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L758 garLoopResultBuilder]: At program point L246-1(lines 246 252) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L758 garLoopResultBuilder]: At program point L379(lines 360 382) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,030 INFO L762 garLoopResultBuilder]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L264-2(lines 60 66) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L463(lines 458 466) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L463-1(lines 458 466) the Hoare annotation is: false [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L463-2(lines 458 466) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,031 INFO L762 garLoopResultBuilder]: For program point L298(lines 298 302) no Hoare annotation was computed. [2021-07-05 09:53:58,031 INFO L762 garLoopResultBuilder]: For program point L298-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L67(lines 67 73) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,031 INFO L758 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: false [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L67-2(lines 67 73) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L414(lines 409 417) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,032 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 1 922) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,032 INFO L762 garLoopResultBuilder]: For program point L893-2(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L893-3(lines 1 922) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,032 INFO L762 garLoopResultBuilder]: For program point L893-4(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L893-5(lines 1 922) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,032 INFO L758 garLoopResultBuilder]: At program point L200(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:58,033 INFO L758 garLoopResultBuilder]: At program point L200-1(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:58,033 INFO L758 garLoopResultBuilder]: At program point L200-2(lines 185 203) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,033 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:53:58,033 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:58,033 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:58,034 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:58,035 INFO L329 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, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:58,035 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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) [2021-07-05 09:53:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-07-05 09:53:58,036 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:58,036 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:58,037 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:58,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:58,037 INFO L82 PathProgramCache]: Analyzing trace with hash -637611829, now seen corresponding path program 1 times [2021-07-05 09:53:58,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:58,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236688917] [2021-07-05 09:53:58,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:58,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:58,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:58,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:58,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:58,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:58,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:58,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236688917] [2021-07-05 09:53:58,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236688917] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:58,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:58,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:58,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847814793] [2021-07-05 09:53:58,068 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:58,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:58,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:58,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:58,069 INFO L87 Difference]: Start difference. First operand has 79 states, 75 states have (on average 1.5733333333333333) internal successors, (118), 78 states have internal predecessors, (118), 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 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:58,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:58,071 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2021-07-05 09:53:58,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:58,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-07-05 09:53:58,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:58,072 INFO L225 Difference]: With dead ends: 151 [2021-07-05 09:53:58,072 INFO L226 Difference]: Without dead ends: 71 [2021-07-05 09:53:58,073 INFO L795 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 [2021-07-05 09:53:58,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-07-05 09:53:58,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-07-05 09:53:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.457142857142857) internal successors, (102), 70 states have internal predecessors, (102), 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) [2021-07-05 09:53:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 102 transitions. [2021-07-05 09:53:58,079 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 102 transitions. Word has length 27 [2021-07-05 09:53:58,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:58,079 INFO L442 AbstractCegarLoop]: Abstraction has 71 states and 102 transitions. [2021-07-05 09:53:58,079 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2021-07-05 09:53:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-07-05 09:53:58,080 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:58,080 INFO L525 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] [2021-07-05 09:53:58,080 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-07-05 09:53:58,080 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:58,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:58,081 INFO L82 PathProgramCache]: Analyzing trace with hash -307907957, now seen corresponding path program 1 times [2021-07-05 09:53:58,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:58,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573829839] [2021-07-05 09:53:58,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:58,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:58,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:58,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:58,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:58,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:58,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:58,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:58,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:58,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573829839] [2021-07-05 09:53:58,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573829839] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:58,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:58,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:58,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655362665] [2021-07-05 09:53:58,107 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:58,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:58,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:58,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:58,108 INFO L87 Difference]: Start difference. First operand 71 states and 102 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-07-05 09:53:58,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:58,113 INFO L93 Difference]: Finished difference Result 71 states and 102 transitions. [2021-07-05 09:53:58,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:58,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 28 [2021-07-05 09:53:58,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:58,114 INFO L225 Difference]: With dead ends: 71 [2021-07-05 09:53:58,114 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:58,114 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:58,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:58,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:58,114 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) [2021-07-05 09:53:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:58,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2021-07-05 09:53:58,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:58,115 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:58,115 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2021-07-05 09:53:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:58,115 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:58,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:58,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:58,154 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L758 garLoopResultBuilder]: At program point L236-1(lines 236 242) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L897(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L897-2(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L897-4(lines 897 907) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,155 INFO L762 garLoopResultBuilder]: For program point L898-2(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,156 INFO L762 garLoopResultBuilder]: For program point L898-4(lines 898 904) no Hoare annotation was computed. [2021-07-05 09:53:58,156 INFO L762 garLoopResultBuilder]: For program point L370(lines 370 377) no Hoare annotation was computed. [2021-07-05 09:53:58,156 INFO L758 garLoopResultBuilder]: At program point L882(lines 877 884) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,156 INFO L758 garLoopResultBuilder]: At program point L370-1(lines 370 377) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,156 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,156 INFO L762 garLoopResultBuilder]: For program point L256(lines 256 269) no Hoare annotation was computed. [2021-07-05 09:53:58,156 INFO L758 garLoopResultBuilder]: At program point L504(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:58,156 INFO L758 garLoopResultBuilder]: At program point L504-1(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:58,157 INFO L762 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-07-05 09:53:58,157 INFO L758 garLoopResultBuilder]: At program point L504-2(lines 499 507) the Hoare annotation is: false [2021-07-05 09:53:58,157 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,157 INFO L762 garLoopResultBuilder]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,157 INFO L762 garLoopResultBuilder]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2021-07-05 09:53:58,157 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,157 INFO L758 garLoopResultBuilder]: At program point L406(lines 1 922) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,157 INFO L758 garLoopResultBuilder]: At program point L274(lines 225 275) the Hoare annotation is: false [2021-07-05 09:53:58,157 INFO L758 garLoopResultBuilder]: At program point L60(lines 59 78) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:58,158 INFO L758 garLoopResultBuilder]: At program point L60-2(lines 59 78) the Hoare annotation is: false [2021-07-05 09:53:58,158 INFO L758 garLoopResultBuilder]: At program point L60-3(lines 59 78) the Hoare annotation is: false [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point L919(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point L919-1(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point L919-2(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,158 INFO L758 garLoopResultBuilder]: At program point L342(lines 338 344) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,158 INFO L762 garLoopResultBuilder]: For program point L227(lines 226 273) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194-2(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194-3(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194-5(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194-6(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L762 garLoopResultBuilder]: For program point L194-8(lines 194 198) no Hoare annotation was computed. [2021-07-05 09:53:58,159 INFO L758 garLoopResultBuilder]: At program point L145(lines 140 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,159 INFO L758 garLoopResultBuilder]: At program point L145-1(lines 140 148) the Hoare annotation is: false [2021-07-05 09:53:58,159 INFO L758 garLoopResultBuilder]: At program point L145-2(lines 140 148) the Hoare annotation is: false [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L426(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L426-3(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L426-6(lines 426 430) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L758 garLoopResultBuilder]: At program point L294-2(lines 294 308) the Hoare annotation is: false [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2021-07-05 09:53:58,160 INFO L762 garLoopResultBuilder]: For program point L295(line 295) no Hoare annotation was computed. [2021-07-05 09:53:58,161 INFO L762 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-07-05 09:53:58,161 INFO L758 garLoopResultBuilder]: At program point L246-1(lines 246 252) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,161 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:58,161 INFO L758 garLoopResultBuilder]: At program point L379(lines 360 382) the Hoare annotation is: (= 1 ~systemActive~0) [2021-07-05 09:53:58,161 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2021-07-05 09:53:58,161 INFO L762 garLoopResultBuilder]: For program point L264(lines 264 268) no Hoare annotation was computed. [2021-07-05 09:53:58,161 INFO L758 garLoopResultBuilder]: At program point L264-2(lines 60 66) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,161 INFO L758 garLoopResultBuilder]: At program point L463(lines 458 466) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,161 INFO L758 garLoopResultBuilder]: At program point L463-1(lines 458 466) the Hoare annotation is: false [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L463-2(lines 458 466) the Hoare annotation is: false [2021-07-05 09:53:58,162 INFO L762 garLoopResultBuilder]: For program point L298(lines 298 302) no Hoare annotation was computed. [2021-07-05 09:53:58,162 INFO L762 garLoopResultBuilder]: For program point L298-1(lines 60 66) no Hoare annotation was computed. [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L67(lines 67 73) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: false [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L67-2(lines 67 73) the Hoare annotation is: false [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L414(lines 409 417) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,162 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,162 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 1 922) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:58,163 INFO L762 garLoopResultBuilder]: For program point L893-2(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,163 INFO L758 garLoopResultBuilder]: At program point L893-3(lines 1 922) the Hoare annotation is: false [2021-07-05 09:53:58,163 INFO L762 garLoopResultBuilder]: For program point L893-4(lines 893 910) no Hoare annotation was computed. [2021-07-05 09:53:58,163 INFO L758 garLoopResultBuilder]: At program point L893-5(lines 1 922) the Hoare annotation is: false [2021-07-05 09:53:58,163 INFO L758 garLoopResultBuilder]: At program point L200(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:58,163 INFO L758 garLoopResultBuilder]: At program point L200-1(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:58,163 INFO L758 garLoopResultBuilder]: At program point L200-2(lines 185 203) the Hoare annotation is: false [2021-07-05 09:53:58,163 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:53:58,163 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:58,164 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:58,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:58 BoogieIcfgContainer [2021-07-05 09:53:58,199 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:58,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:58,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:58,200 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:58,200 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:57" (3/4) ... [2021-07-05 09:53:58,202 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:58,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:58,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:58,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:58,213 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:58,213 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:58,214 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:58,214 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:58,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:58,253 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:58,253 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:58,254 INFO L168 Benchmark]: Toolchain (without parser) took 2234.18 ms. Allocated memory was 52.4 MB in the beginning and 98.6 MB in the end (delta: 46.1 MB). Free memory was 28.7 MB in the beginning and 71.6 MB in the end (delta: -42.9 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,254 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:58,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.69 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.5 MB in the beginning and 43.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 67.1 MB. Free memory was 43.2 MB in the beginning and 40.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,255 INFO L168 Benchmark]: Boogie Preprocessor took 42.75 ms. Allocated memory is still 67.1 MB. Free memory was 40.1 MB in the beginning and 38.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,255 INFO L168 Benchmark]: RCFGBuilder took 629.25 ms. Allocated memory is still 67.1 MB. Free memory was 38.0 MB in the beginning and 32.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,255 INFO L168 Benchmark]: TraceAbstraction took 1145.64 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 32.3 MB in the beginning and 78.6 MB in the end (delta: -46.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,255 INFO L168 Benchmark]: Witness Printer took 53.52 ms. Allocated memory is still 98.6 MB. Free memory was 78.6 MB in the beginning and 71.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:58,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.69 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.5 MB in the beginning and 43.2 MB in the end (delta: -14.7 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 67.1 MB. Free memory was 43.2 MB in the beginning and 40.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.75 ms. Allocated memory is still 67.1 MB. Free memory was 40.1 MB in the beginning and 38.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 629.25 ms. Allocated memory is still 67.1 MB. Free memory was 38.0 MB in the beginning and 32.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1145.64 ms. Allocated memory was 67.1 MB in the beginning and 98.6 MB in the end (delta: 31.5 MB). Free memory was 32.3 MB in the beginning and 78.6 MB in the end (delta: -46.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Witness Printer took 53.52 ms. Allocated memory is still 98.6 MB. Free memory was 78.6 MB in the beginning and 71.6 MB in the end (delta: 7.0 MB). Peak memory consumption was 6.3 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 - 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 - 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: 919]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 919]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 919]: 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 for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 782.1ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 10.0ms, AutomataDifference: 173.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 158.8ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 227 SDtfs, 316 SDslu, 288 SDs, 0 SdLazy, 42 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 44.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 68.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 24.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 89 NumberOfFragments, 155 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 82.5ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 67.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 9.8ms SsaConstructionTime, 87.5ms SatisfiabilityAnalysisTime, 183.7ms InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 162 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 142.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 4.2ms, AutomataDifference: 10.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 38.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 157 SDtfs, 39 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 3.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 53 NumberOfFragments, 52 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.8ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 24.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.6ms SsaConstructionTime, 14.3ms SatisfiabilityAnalysisTime, 32.0ms InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 79 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 129.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.7ms, AutomataDifference: 10.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 38.8ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 157 SDtfs, 39 SDslu, 6 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 6.6ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 44 NumberOfFragments, 52 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.6ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 25.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.5ms SsaConstructionTime, 21.7ms SatisfiabilityAnalysisTime, 26.5ms InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 57 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 == systemActive - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && 1 == systemActive) && pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:58,286 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...