./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product26.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_spec1_product26.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 60b6e6653baa7808463de65413f3436b817992e0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:53:17,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:17,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:17,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:17,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:17,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:17,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:17,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:17,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:17,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:17,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:17,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:17,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:17,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:17,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:17,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:17,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:17,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:17,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:17,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:17,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:17,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:17,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:17,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:17,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:17,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:17,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:17,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:17,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:17,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:17,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:17,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:17,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:17,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:17,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:17,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:17,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:17,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:17,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:17,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:17,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:17,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:17,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:17,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:17,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:17,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:17,951 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:17,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:17,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:17,953 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:17,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:17,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:17,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:17,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:17,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:17,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:17,959 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60b6e6653baa7808463de65413f3436b817992e0 [2021-07-05 09:53:18,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:18,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:18,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:18,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:18,222 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:18,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2021-07-05 09:53:18,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5032648/a3656dc42bc6457b85fa0c7c6debd4b6/FLAG322a3dba3 [2021-07-05 09:53:18,596 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:18,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product26.cil.c [2021-07-05 09:53:18,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5032648/a3656dc42bc6457b85fa0c7c6debd4b6/FLAG322a3dba3 [2021-07-05 09:53:18,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5032648/a3656dc42bc6457b85fa0c7c6debd4b6 [2021-07-05 09:53:18,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:18,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:19,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:19,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:19,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:19,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:18" (1/1) ... [2021-07-05 09:53:19,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3e34ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19, skipping insertion in model container [2021-07-05 09:53:19,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:18" (1/1) ... [2021-07-05 09:53:19,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:19,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:19,207 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_spec1_product26.cil.c[17537,17550] [2021-07-05 09:53:19,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:19,217 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:19,278 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_spec1_product26.cil.c[17537,17550] [2021-07-05 09:53:19,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:19,307 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:19,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19 WrapperNode [2021-07-05 09:53:19,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:19,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:19,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:19,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:19,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:19,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:19,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:19,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:19,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:19,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:19,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:19,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:19,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (1/1) ... [2021-07-05 09:53:19,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:19,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:19,406 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 09:53:19,416 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 09:53:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:20,025 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:20,025 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-07-05 09:53:20,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20 BoogieIcfgContainer [2021-07-05 09:53:20,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:20,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:20,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:20,030 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:20,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:18" (1/3) ... [2021-07-05 09:53:20,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9ddcee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:20, skipping insertion in model container [2021-07-05 09:53:20,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:19" (2/3) ... [2021-07-05 09:53:20,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f9ddcee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:20, skipping insertion in model container [2021-07-05 09:53:20,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20" (3/3) ... [2021-07-05 09:53:20,032 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product26.cil.c [2021-07-05 09:53:20,037 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:20,037 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:20,076 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:20,088 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 09:53:20,088 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 09:53:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:53:20,105 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,106 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] [2021-07-05 09:53:20,106 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2021-07-05 09:53:20,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935814618] [2021-07-05 09:53:20,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:53:20,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,369 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 09:53:20,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,370 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935814618] [2021-07-05 09:53:20,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935814618] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:53:20,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711390715] [2021-07-05 09:53:20,374 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:20,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:20,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:20,392 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:20,441 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-07-05 09:53:20,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:20,443 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-07-05 09:53:20,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:20,447 INFO L225 Difference]: With dead ends: 144 [2021-07-05 09:53:20,448 INFO L226 Difference]: Without dead ends: 33 [2021-07-05 09:53:20,450 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:20,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-07-05 09:53:20,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-07-05 09:53:20,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-07-05 09:53:20,470 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-07-05 09:53:20,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:20,470 INFO L442 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-07-05 09:53:20,471 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-07-05 09:53:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:53:20,471 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,471 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] [2021-07-05 09:53:20,472 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:20,472 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,472 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2021-07-05 09:53:20,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398887502] [2021-07-05 09:53:20,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,521 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 09:53:20,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,521 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398887502] [2021-07-05 09:53:20,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398887502] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,521 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:20,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255980322] [2021-07-05 09:53:20,523 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:20,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:20,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:20,526 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:20,569 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-07-05 09:53:20,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:20,570 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-07-05 09:53:20,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:20,571 INFO L225 Difference]: With dead ends: 151 [2021-07-05 09:53:20,571 INFO L226 Difference]: Without dead ends: 124 [2021-07-05 09:53:20,572 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 24.3ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:20,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-07-05 09:53:20,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-07-05 09:53:20,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 55 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-07-05 09:53:20,579 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-07-05 09:53:20,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:20,579 INFO L442 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-07-05 09:53:20,579 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-07-05 09:53:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:20,580 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,580 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 09:53:20,580 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:20,581 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,581 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2021-07-05 09:53:20,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019637675] [2021-07-05 09:53:20,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,646 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 09:53:20,646 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019637675] [2021-07-05 09:53:20,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019637675] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,647 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:20,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779079567] [2021-07-05 09:53:20,647 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:20,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:20,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:20,648 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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 09:53:20,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:20,675 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-07-05 09:53:20,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:20,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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 09:53:20,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:20,675 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:53:20,676 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:20,676 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:20,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:20,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:20,676 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 09:53:20,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:20,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:53:20,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:20,677 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:20,677 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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 09:53:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:20,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:20,680 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:20,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L861(lines 860 907) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-07-05 09:53:20,908 INFO L762 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L758 garLoopResultBuilder]: At program point L416(lines 411 419) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,909 INFO L758 garLoopResultBuilder]: At program point L416-1(lines 411 419) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L862(lines 862 866) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L758 garLoopResultBuilder]: At program point L416-2(lines 411 419) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:20,909 INFO L762 garLoopResultBuilder]: For program point L186(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L186-1(lines 1 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L186-2(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L186-3(lines 1 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L186-4(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L186-5(lines 1 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L880-1(lines 880 886) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L220(lines 220 224) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L220-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:20,910 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,910 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 902) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L898-2(lines 313 319) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L320(lines 320 326) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L320-1(lines 320 326) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L320-2(lines 320 326) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point L289(lines 289 296) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L758 garLoopResultBuilder]: At program point L289-1(lines 289 296) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point L190(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point L190-2(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:20,911 INFO L762 garLoopResultBuilder]: For program point L190-4(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L758 garLoopResultBuilder]: At program point L471(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:20,912 INFO L758 garLoopResultBuilder]: At program point L471-1(lines 456 474) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,912 INFO L758 garLoopResultBuilder]: At program point L471-2(lines 456 474) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,912 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point L870(lines 870 876) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L758 garLoopResultBuilder]: At program point L870-1(lines 870 876) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:20,912 INFO L762 garLoopResultBuilder]: For program point L921(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L921-1(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L921-2(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L758 garLoopResultBuilder]: At program point L130(lines 125 133) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,913 INFO L758 garLoopResultBuilder]: At program point L130-1(lines 125 133) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,913 INFO L758 garLoopResultBuilder]: At program point L130-2(lines 125 133) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L890(lines 890 903) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L758 garLoopResultBuilder]: At program point L313(lines 312 331) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:20,913 INFO L762 garLoopResultBuilder]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L313-2(lines 312 331) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L313-3(lines 312 331) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L908(lines 859 909) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L298(lines 279 301) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L758 garLoopResultBuilder]: At program point L216-2(lines 216 230) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:20,914 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:53:20,914 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:20,914 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:20,917 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:20,919 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:20,919 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 09:53:20,919 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:20,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 09:53:20,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:53:20,921 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,921 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:20,921 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,921 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2021-07-05 09:53:20,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344178927] [2021-07-05 09:53:20,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:20,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344178927] [2021-07-05 09:53:20,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344178927] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:20,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929691760] [2021-07-05 09:53:20,939 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:20,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:20,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:20,940 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:20,942 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-07-05 09:53:20,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:20,943 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-07-05 09:53:20,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:20,944 INFO L225 Difference]: With dead ends: 144 [2021-07-05 09:53:20,944 INFO L226 Difference]: Without dead ends: 48 [2021-07-05 09:53:20,944 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 09:53:20,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-07-05 09:53:20,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2021-07-05 09:53:20,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.425531914893617) internal successors, (67), 47 states have internal predecessors, (67), 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 09:53:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2021-07-05 09:53:20,947 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 16 [2021-07-05 09:53:20,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:20,947 INFO L442 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2021-07-05 09:53:20,947 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,947 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-07-05 09:53:20,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:53:20,948 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:20,948 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:20,948 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-07-05 09:53:20,948 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:20,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:20,948 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2021-07-05 09:53:20,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:20,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855013686] [2021-07-05 09:53:20,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:20,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:20,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:20,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:20,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:20,969 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 09:53:20,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:20,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855013686] [2021-07-05 09:53:20,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855013686] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:20,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:20,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:20,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174437363] [2021-07-05 09:53:20,969 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:20,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:20,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:20,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:20,970 INFO L87 Difference]: Start difference. First operand 48 states and 67 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:20,972 INFO L93 Difference]: Finished difference Result 48 states and 67 transitions. [2021-07-05 09:53:20,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:20,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-05 09:53:20,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:20,972 INFO L225 Difference]: With dead ends: 48 [2021-07-05 09:53:20,972 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:20,973 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:20,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:20,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:20,973 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 09:53:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:20,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:53:20,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:20,973 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:20,973 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:20,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:20,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:20,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:20,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L861(lines 860 907) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,015 INFO L762 garLoopResultBuilder]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,016 INFO L762 garLoopResultBuilder]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,016 INFO L758 garLoopResultBuilder]: At program point L416(lines 411 419) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,016 INFO L758 garLoopResultBuilder]: At program point L416-1(lines 411 419) the Hoare annotation is: false [2021-07-05 09:53:21,016 INFO L762 garLoopResultBuilder]: For program point L862(lines 862 866) no Hoare annotation was computed. [2021-07-05 09:53:21,016 INFO L758 garLoopResultBuilder]: At program point L416-2(lines 411 419) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,016 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,016 INFO L762 garLoopResultBuilder]: For program point L186(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,016 INFO L758 garLoopResultBuilder]: At program point L186-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,017 INFO L762 garLoopResultBuilder]: For program point L186-2(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,017 INFO L758 garLoopResultBuilder]: At program point L186-3(lines 1 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,017 INFO L762 garLoopResultBuilder]: For program point L186-4(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,017 INFO L758 garLoopResultBuilder]: At program point L186-5(lines 1 924) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,017 INFO L762 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-07-05 09:53:21,017 INFO L758 garLoopResultBuilder]: At program point L880-1(lines 880 886) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,018 INFO L762 garLoopResultBuilder]: For program point L220(lines 220 224) no Hoare annotation was computed. [2021-07-05 09:53:21,018 INFO L762 garLoopResultBuilder]: For program point L220-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:21,018 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:21,018 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 902) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L898-2(lines 313 319) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L320(lines 320 326) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L320-2(lines 320 326) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L289(lines 289 296) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L289-1(lines 289 296) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L190(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L190-2(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L762 garLoopResultBuilder]: For program point L190-4(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L471(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L471-1(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L471-2(lines 456 474) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,019 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,020 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,020 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,020 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,020 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,020 INFO L762 garLoopResultBuilder]: For program point L870(lines 870 876) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L758 garLoopResultBuilder]: At program point L870-1(lines 870 876) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L921(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L921-1(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L921-2(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L758 garLoopResultBuilder]: At program point L130(lines 125 133) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,021 INFO L758 garLoopResultBuilder]: At program point L130-1(lines 125 133) the Hoare annotation is: false [2021-07-05 09:53:21,021 INFO L758 garLoopResultBuilder]: At program point L130-2(lines 125 133) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L890(lines 890 903) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,021 INFO L758 garLoopResultBuilder]: At program point L313(lines 312 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,022 INFO L762 garLoopResultBuilder]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L313-3(lines 312 331) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L908(lines 859 909) the Hoare annotation is: false [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L298(lines 279 301) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L758 garLoopResultBuilder]: At program point L216-2(lines 216 230) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,022 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:53:21,022 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:21,023 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:21,023 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:21,028 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:21,029 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 09:53:21,029 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:21,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 09:53:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:21,036 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,036 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] [2021-07-05 09:53:21,036 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1687801858, now seen corresponding path program 1 times [2021-07-05 09:53:21,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,037 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080878666] [2021-07-05 09:53:21,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,071 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 09:53:21,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080878666] [2021-07-05 09:53:21,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080878666] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:21,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469886503] [2021-07-05 09:53:21,072 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:21,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:21,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:21,073 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:21,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,075 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-07-05 09:53:21,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:21,076 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-07-05 09:53:21,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,076 INFO L225 Difference]: With dead ends: 144 [2021-07-05 09:53:21,076 INFO L226 Difference]: Without dead ends: 67 [2021-07-05 09:53:21,077 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 09:53:21,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-07-05 09:53:21,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-07-05 09:53:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4393939393939394) internal successors, (95), 66 states have internal predecessors, (95), 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 09:53:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 95 transitions. [2021-07-05 09:53:21,080 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 95 transitions. Word has length 25 [2021-07-05 09:53:21,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,080 INFO L442 AbstractCegarLoop]: Abstraction has 67 states and 95 transitions. [2021-07-05 09:53:21,080 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:21,080 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2021-07-05 09:53:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:21,081 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:21,081 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 09:53:21,081 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2021-07-05 09:53:21,081 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:21,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:21,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1569908481, now seen corresponding path program 1 times [2021-07-05 09:53:21,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:21,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60585802] [2021-07-05 09:53:21,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:21,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:21,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:21,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:21,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:21,101 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 09:53:21,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:21,102 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60585802] [2021-07-05 09:53:21,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60585802] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:21,102 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:21,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:21,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255193719] [2021-07-05 09:53:21,102 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:21,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:21,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:21,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:21,103 INFO L87 Difference]: Start difference. First operand 67 states and 95 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:53:21,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:21,105 INFO L93 Difference]: Finished difference Result 67 states and 95 transitions. [2021-07-05 09:53:21,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:21,106 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:53:21,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:21,106 INFO L225 Difference]: With dead ends: 67 [2021-07-05 09:53:21,106 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:21,106 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:21,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:21,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:21,107 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 09:53:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:21,107 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:21,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:21,107 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:21,107 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 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 09:53:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:21,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:21,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:21,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L861(lines 860 907) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L349(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L349-1(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L349-2(lines 349 357) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-07-05 09:53:21,142 INFO L762 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2021-07-05 09:53:21,143 INFO L758 garLoopResultBuilder]: At program point L416(lines 411 419) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,143 INFO L758 garLoopResultBuilder]: At program point L416-1(lines 411 419) the Hoare annotation is: false [2021-07-05 09:53:21,143 INFO L762 garLoopResultBuilder]: For program point L862(lines 862 866) no Hoare annotation was computed. [2021-07-05 09:53:21,144 INFO L758 garLoopResultBuilder]: At program point L416-2(lines 411 419) the Hoare annotation is: false [2021-07-05 09:53:21,144 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,144 INFO L762 garLoopResultBuilder]: For program point L186(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,144 INFO L758 garLoopResultBuilder]: At program point L186-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,144 INFO L762 garLoopResultBuilder]: For program point L186-2(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,144 INFO L758 garLoopResultBuilder]: At program point L186-3(lines 1 924) the Hoare annotation is: false [2021-07-05 09:53:21,144 INFO L762 garLoopResultBuilder]: For program point L186-4(lines 186 199) no Hoare annotation was computed. [2021-07-05 09:53:21,144 INFO L758 garLoopResultBuilder]: At program point L186-5(lines 1 924) the Hoare annotation is: false [2021-07-05 09:53:21,144 INFO L762 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-07-05 09:53:21,145 INFO L758 garLoopResultBuilder]: At program point L880-1(lines 880 886) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,145 INFO L762 garLoopResultBuilder]: For program point L220(lines 220 224) no Hoare annotation was computed. [2021-07-05 09:53:21,145 INFO L762 garLoopResultBuilder]: For program point L220-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:21,145 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:21,145 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:21,145 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:53:21,145 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2021-07-05 09:53:21,145 INFO L762 garLoopResultBuilder]: For program point L898(lines 898 902) no Hoare annotation was computed. [2021-07-05 09:53:21,145 INFO L758 garLoopResultBuilder]: At program point L898-2(lines 313 319) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,146 INFO L758 garLoopResultBuilder]: At program point L320(lines 320 326) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,146 INFO L758 garLoopResultBuilder]: At program point L320-1(lines 320 326) the Hoare annotation is: false [2021-07-05 09:53:21,146 INFO L758 garLoopResultBuilder]: At program point L320-2(lines 320 326) the Hoare annotation is: false [2021-07-05 09:53:21,146 INFO L762 garLoopResultBuilder]: For program point L289(lines 289 296) no Hoare annotation was computed. [2021-07-05 09:53:21,146 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,146 INFO L758 garLoopResultBuilder]: At program point L289-1(lines 289 296) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,146 INFO L762 garLoopResultBuilder]: For program point L190(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,146 INFO L762 garLoopResultBuilder]: For program point L190-2(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,146 INFO L762 garLoopResultBuilder]: For program point L190-4(lines 190 196) no Hoare annotation was computed. [2021-07-05 09:53:21,147 INFO L758 garLoopResultBuilder]: At program point L471(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:21,147 INFO L758 garLoopResultBuilder]: At program point L471-1(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:21,147 INFO L758 garLoopResultBuilder]: At program point L471-2(lines 456 474) the Hoare annotation is: false [2021-07-05 09:53:21,147 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,147 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,147 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,147 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,147 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L762 garLoopResultBuilder]: For program point L870(lines 870 876) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L758 garLoopResultBuilder]: At program point L870-1(lines 870 876) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,148 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L762 garLoopResultBuilder]: For program point L921(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L762 garLoopResultBuilder]: For program point L921-1(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L762 garLoopResultBuilder]: For program point L921-2(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,148 INFO L758 garLoopResultBuilder]: At program point L130(lines 125 133) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,148 INFO L758 garLoopResultBuilder]: At program point L130-1(lines 125 133) the Hoare annotation is: false [2021-07-05 09:53:21,148 INFO L758 garLoopResultBuilder]: At program point L130-2(lines 125 133) the Hoare annotation is: false [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L890(lines 890 903) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L345(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L345-1(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L345-2(lines 345 362) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L758 garLoopResultBuilder]: At program point L313(lines 312 331) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 921) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L762 garLoopResultBuilder]: For program point L313-1(lines 313 319) no Hoare annotation was computed. [2021-07-05 09:53:21,149 INFO L758 garLoopResultBuilder]: At program point L313-2(lines 312 331) the Hoare annotation is: false [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L313-3(lines 312 331) the Hoare annotation is: false [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L908(lines 859 909) the Hoare annotation is: false [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L298(lines 279 301) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:21,150 INFO L758 garLoopResultBuilder]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2021-07-05 09:53:21,150 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:53:21,150 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-07-05 09:53:21,151 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:21,151 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:21,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:21 BoogieIcfgContainer [2021-07-05 09:53:21,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:21,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:21,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:21,162 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:21,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:20" (3/4) ... [2021-07-05 09:53:21,167 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:21,175 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:21,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:21,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:21,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:21,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:21,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:21,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:21,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 1 && tmp == 1) && !(0 == systemActive) [2021-07-05 09:53:21,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 1 && tmp == 1) && !(0 == systemActive) [2021-07-05 09:53:21,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,195 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:21,208 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:21,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:21,209 INFO L168 Benchmark]: Toolchain (without parser) took 2209.84 ms. Allocated memory was 69.2 MB in the beginning and 119.5 MB in the end (delta: 50.3 MB). Free memory was 51.5 MB in the beginning and 63.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,209 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 69.2 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:21,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.71 ms. Allocated memory is still 69.2 MB. Free memory was 51.3 MB in the beginning and 44.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.14 ms. Allocated memory is still 69.2 MB. Free memory was 44.3 MB in the beginning and 41.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,210 INFO L168 Benchmark]: Boogie Preprocessor took 25.81 ms. Allocated memory is still 69.2 MB. Free memory was 41.2 MB in the beginning and 39.1 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:21,210 INFO L168 Benchmark]: RCFGBuilder took 642.11 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 39.1 MB in the beginning and 65.7 MB in the end (delta: -26.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,211 INFO L168 Benchmark]: TraceAbstraction took 1133.98 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 65.4 MB in the beginning and 70.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,211 INFO L168 Benchmark]: Witness Printer took 46.33 ms. Allocated memory is still 119.5 MB. Free memory was 70.6 MB in the beginning and 63.3 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:21,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 69.2 MB. Free memory is still 51.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 307.71 ms. Allocated memory is still 69.2 MB. Free memory was 51.3 MB in the beginning and 44.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.14 ms. Allocated memory is still 69.2 MB. Free memory was 44.3 MB in the beginning and 41.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.81 ms. Allocated memory is still 69.2 MB. Free memory was 41.2 MB in the beginning and 39.1 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 642.11 ms. Allocated memory was 69.2 MB in the beginning and 98.6 MB in the end (delta: 29.4 MB). Free memory was 39.1 MB in the beginning and 65.7 MB in the end (delta: -26.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1133.98 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 65.4 MB in the beginning and 70.6 MB in the end (delta: -5.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Witness Printer took 46.33 ms. Allocated memory is still 119.5 MB. Free memory was 70.6 MB in the beginning and 63.3 MB in the end (delta: 7.3 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: 921]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 921]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 921]: 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 842.1ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 8.8ms, AutomataDifference: 152.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 228.2ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 213 SDtfs, 520 SDslu, 263 SDs, 0 SdLazy, 43 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 62.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 18.9ms AutomataMinimizationTime, 3 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 88 NumberOfFragments, 357 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1651 FormulaSimplificationTreeSizeReduction, 96.4ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 124.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 13.8ms SsaConstructionTime, 131.1ms SatisfiabilityAnalysisTime, 171.7ms InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 158 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 104.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.1ms, AutomataDifference: 7.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 40.9ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 147 SDtfs, 37 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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: 2.9ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 52 NumberOfFragments, 51 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 19.6ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 19.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.1ms SsaConstructionTime, 10.7ms SatisfiabilityAnalysisTime, 20.9ms InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 122.7ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 5.0ms, AutomataDifference: 7.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 33.7ms, InitialAbstractionConstructionTime: 2.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 147 SDtfs, 37 SDslu, 5 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, 1.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 31 LocationsWithAnnotation, 31 PreInvPairs, 43 NumberOfFragments, 51 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 10.2ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 21.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.4ms SsaConstructionTime, 15.7ms SatisfiabilityAnalysisTime, 31.7ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 53 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: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: (\result == 1 && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (\result == 1 && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:21,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...