./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product08.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_product08.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 06bd52675bc6dde68cedf41ed0037401ce822bbb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:52:56,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:52:56,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:52:56,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:52:56,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:52:56,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:52:56,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:52:56,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:52:56,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:52:56,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:52:56,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:52:56,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:52:56,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:52:56,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:52:56,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:52:56,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:52:56,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:52:56,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:52:56,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:52:56,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:52:56,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:52:56,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:52:56,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:52:56,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:52:56,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:52:56,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:52:56,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:52:56,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:52:56,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:52:56,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:52:56,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:52:56,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:52:56,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:52:56,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:52:56,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:52:56,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:52:56,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:52:56,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:52:56,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:52:56,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:52:56,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:52:56,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:52:56,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:52:56,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:52:56,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:52:56,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:52:56,924 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:52:56,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:52:56,925 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:52:56,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:52:56,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:52:56,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:52:56,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:52:56,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:52:56,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:52:56,926 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:52:56,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:52:56,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:52:56,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:52:56,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:52:56,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:52:56,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:52:56,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:52:56,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:52:56,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:52:56,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:52:56,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:52:56,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:52:56,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:52:56,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:52:56,929 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06bd52675bc6dde68cedf41ed0037401ce822bbb [2021-07-05 09:52:57,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:52:57,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:52:57,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:52:57,192 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:52:57,192 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:52:57,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-07-05 09:52:57,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbb0b6fd/05db6c3bb3724d8b875142c304b7a0c9/FLAG844f8a828 [2021-07-05 09:52:57,632 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:52:57,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-07-05 09:52:57,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbb0b6fd/05db6c3bb3724d8b875142c304b7a0c9/FLAG844f8a828 [2021-07-05 09:52:57,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbb0b6fd/05db6c3bb3724d8b875142c304b7a0c9 [2021-07-05 09:52:57,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:52:57,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:52:57,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:52:57,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:52:57,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:52:57,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:52:57" (1/1) ... [2021-07-05 09:52:57,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c036a8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:57, skipping insertion in model container [2021-07-05 09:52:57,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:52:57" (1/1) ... [2021-07-05 09:52:57,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:52:57,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:52:57,927 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_product08.cil.c[14599,14612] [2021-07-05 09:52:57,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:52:57,951 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:52:58,014 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_product08.cil.c[14599,14612] [2021-07-05 09:52:58,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:52:58,045 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:52:58,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58 WrapperNode [2021-07-05 09:52:58,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:52:58,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:52:58,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:52:58,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:52:58,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:52:58,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:52:58,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:52:58,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:52:58,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:52:58,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:52:58,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:52:58,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:52:58,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (1/1) ... [2021-07-05 09:52:58,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:52:58,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:52:58,137 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 09:52:58,161 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 09:52:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:52:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:52:58,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:52:58,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:52:58,769 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:52:58,769 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-07-05 09:52:58,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:52:58 BoogieIcfgContainer [2021-07-05 09:52:58,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:52:58,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:52:58,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:52:58,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:52:58,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:52:57" (1/3) ... [2021-07-05 09:52:58,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e99a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:52:58, skipping insertion in model container [2021-07-05 09:52:58,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:52:58" (2/3) ... [2021-07-05 09:52:58,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9e99a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:52:58, skipping insertion in model container [2021-07-05 09:52:58,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:52:58" (3/3) ... [2021-07-05 09:52:58,776 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2021-07-05 09:52:58,781 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:52:58,781 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:52:58,814 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:52:58,819 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 09:52:58,820 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:52:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:52:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:52:58,835 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:52:58,835 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 09:52:58,836 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:52:58,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:52:58,840 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2021-07-05 09:52:58,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:52:58,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263171321] [2021-07-05 09:52:58,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:52:58,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:52:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:52:59,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:52:59,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,050 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 09:52:59,050 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:52:59,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263171321] [2021-07-05 09:52:59,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263171321] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:52:59,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:52:59,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:52:59,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875560102] [2021-07-05 09:52:59,056 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:52:59,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:52:59,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:52:59,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:52:59,067 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:52:59,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:52:59,178 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-07-05 09:52:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:52:59,180 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 09:52:59,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:52:59,184 INFO L225 Difference]: With dead ends: 189 [2021-07-05 09:52:59,194 INFO L226 Difference]: Without dead ends: 56 [2021-07-05 09:52:59,197 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 44.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:52:59,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-07-05 09:52:59,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2021-07-05 09:52:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 51 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:52:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-07-05 09:52:59,225 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-07-05 09:52:59,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:52:59,225 INFO L442 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-07-05 09:52:59,225 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 09:52:59,226 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-07-05 09:52:59,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:52:59,226 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:52:59,226 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 09:52:59,227 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:52:59,227 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:52:59,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:52:59,229 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2021-07-05 09:52:59,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:52:59,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951777528] [2021-07-05 09:52:59,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:52:59,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:52:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:52:59,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:52:59,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:52:59,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951777528] [2021-07-05 09:52:59,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951777528] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:52:59,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:52:59,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:52:59,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366376901] [2021-07-05 09:52:59,327 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:52:59,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:52:59,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:52:59,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:52:59,328 INFO L87 Difference]: Start difference. First operand 52 states and 75 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 09:52:59,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:52:59,429 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2021-07-05 09:52:59,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:52:59,429 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 09:52:59,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:52:59,435 INFO L225 Difference]: With dead ends: 237 [2021-07-05 09:52:59,435 INFO L226 Difference]: Without dead ends: 191 [2021-07-05 09:52:59,435 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 44.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:52:59,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-07-05 09:52:59,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2021-07-05 09:52:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 91 states have internal predecessors, (133), 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 09:52:59,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2021-07-05 09:52:59,458 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2021-07-05 09:52:59,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:52:59,458 INFO L442 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2021-07-05 09:52:59,459 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 09:52:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-07-05 09:52:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:52:59,461 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:52:59,462 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 09:52:59,462 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:52:59,462 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:52:59,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:52:59,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2021-07-05 09:52:59,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:52:59,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984101327] [2021-07-05 09:52:59,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:52:59,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:52:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:52:59,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:52:59,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,543 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 09:52:59,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:52:59,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984101327] [2021-07-05 09:52:59,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984101327] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:52:59,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:52:59,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:52:59,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980359722] [2021-07-05 09:52:59,546 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:52:59,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:52:59,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:52:59,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:52:59,546 INFO L87 Difference]: Start difference. First operand 92 states and 133 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 09:52:59,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:52:59,608 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2021-07-05 09:52:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:52:59,608 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 09:52:59,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:52:59,609 INFO L225 Difference]: With dead ends: 282 [2021-07-05 09:52:59,609 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:52:59,612 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:52:59,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:52:59,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:52:59,612 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 09:52:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:52:59,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:52:59,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:52:59,612 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:52:59,613 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 09:52:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:52:59,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:52:59,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:52:59,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:52:59,918 INFO L758 garLoopResultBuilder]: At program point L217(lines 212 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,918 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,918 INFO L758 garLoopResultBuilder]: At program point L217-1(lines 212 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,918 INFO L758 garLoopResultBuilder]: At program point L217-2(lines 212 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,919 INFO L758 garLoopResultBuilder]: At program point L680(lines 675 683) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-07-05 09:52:59,919 INFO L762 garLoopResultBuilder]: For program point L798(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:52:59,920 INFO L758 garLoopResultBuilder]: At program point L798-1(lines 1 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,920 INFO L762 garLoopResultBuilder]: For program point L798-2(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:52:59,920 INFO L758 garLoopResultBuilder]: At program point L798-3(lines 1 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,920 INFO L762 garLoopResultBuilder]: For program point L798-4(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:52:59,920 INFO L758 garLoopResultBuilder]: At program point L798-5(lines 1 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,920 INFO L762 garLoopResultBuilder]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-07-05 09:52:59,920 INFO L758 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,920 INFO L758 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,921 INFO L758 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,921 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:52:59,921 INFO L758 garLoopResultBuilder]: At program point L785(lines 766 788) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,921 INFO L758 garLoopResultBuilder]: At program point L108(lines 57 109) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,921 INFO L762 garLoopResultBuilder]: For program point L835(lines 835 839) no Hoare annotation was computed. [2021-07-05 09:52:59,921 INFO L762 garLoopResultBuilder]: For program point L802(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:52:59,921 INFO L762 garLoopResultBuilder]: For program point L802-2(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:52:59,922 INFO L762 garLoopResultBuilder]: For program point L802-4(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:52:59,922 INFO L762 garLoopResultBuilder]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-07-05 09:52:59,922 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,922 INFO L758 garLoopResultBuilder]: At program point L753(lines 749 755) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,922 INFO L758 garLoopResultBuilder]: At program point L208(lines 201 211) the Hoare annotation is: false [2021-07-05 09:52:59,922 INFO L758 garLoopResultBuilder]: At program point L208-1(lines 201 211) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,922 INFO L758 garLoopResultBuilder]: At program point L208-2(lines 201 211) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-07-05 09:52:59,923 INFO L758 garLoopResultBuilder]: At program point L672(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,923 INFO L758 garLoopResultBuilder]: At program point L705-2(lines 705 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point L689(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point L689-1(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point L689-2(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,923 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-07-05 09:52:59,924 INFO L758 garLoopResultBuilder]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,924 INFO L762 garLoopResultBuilder]: For program point L706(line 706) no Hoare annotation was computed. [2021-07-05 09:52:59,924 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-07-05 09:52:59,924 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 267) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,924 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-07-05 09:52:59,924 INFO L758 garLoopResultBuilder]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,924 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L709(lines 709 713) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L709-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:52:59,925 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:52:59,926 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:52:59,926 INFO L762 garLoopResultBuilder]: For program point L776(lines 776 783) no Hoare annotation was computed. [2021-07-05 09:52:59,926 INFO L758 garLoopResultBuilder]: At program point L776-1(lines 776 783) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,926 INFO L758 garLoopResultBuilder]: At program point L132(lines 131 150) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,926 INFO L762 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:52:59,926 INFO L758 garLoopResultBuilder]: At program point L132-2(lines 131 150) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,926 INFO L758 garLoopResultBuilder]: At program point L132-3(lines 131 150) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860(lines 855 863) the Hoare annotation is: false [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860-1(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860-2(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860-3(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860-4(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:52:59,927 INFO L758 garLoopResultBuilder]: At program point L860-5(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:52:59,927 INFO L762 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-07-05 09:52:59,928 INFO L758 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:52:59,928 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:52:59,928 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:52:59,930 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:52:59,932 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:52:59,933 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 09:52:59,933 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:52:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:52:59,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:52:59,934 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:52:59,934 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:52:59,935 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:52:59,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:52:59,935 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2021-07-05 09:52:59,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:52:59,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273142900] [2021-07-05 09:52:59,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:52:59,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:52:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:52:59,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:52:59,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:52:59,985 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 09:52:59,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:52:59,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273142900] [2021-07-05 09:52:59,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273142900] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:52:59,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:52:59,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:52:59,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345331034] [2021-07-05 09:52:59,985 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:52:59,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:52:59,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:52:59,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:52:59,986 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:52:59,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:52:59,987 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-07-05 09:52:59,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:52:59,988 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 09:52:59,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:52:59,988 INFO L225 Difference]: With dead ends: 136 [2021-07-05 09:52:59,988 INFO L226 Difference]: Without dead ends: 46 [2021-07-05 09:52:59,988 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 09:52:59,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-07-05 09:52:59,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-07-05 09:52:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 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 09:52:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2021-07-05 09:52:59,990 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 16 [2021-07-05 09:52:59,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:52:59,990 INFO L442 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2021-07-05 09:52:59,990 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 09:52:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-07-05 09:52:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:52:59,991 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:52:59,991 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 09:52:59,991 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:52:59,991 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:52:59,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:52:59,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2021-07-05 09:52:59,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:52:59,991 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448997798] [2021-07-05 09:52:59,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:52:59,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:52:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:00,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:00,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,013 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 09:53:00,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:00,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448997798] [2021-07-05 09:53:00,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448997798] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:00,014 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:00,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:00,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610137235] [2021-07-05 09:53:00,014 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:00,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:00,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:00,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:00,015 INFO L87 Difference]: Start difference. First operand 46 states and 64 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 09:53:00,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:00,017 INFO L93 Difference]: Finished difference Result 46 states and 64 transitions. [2021-07-05 09:53:00,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:00,017 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 09:53:00,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:00,017 INFO L225 Difference]: With dead ends: 46 [2021-07-05 09:53:00,017 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:00,017 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:00,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:00,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:00,018 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 09:53:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:00,018 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:53:00,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:00,018 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:00,018 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 09:53:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:00,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:00,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:00,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,073 INFO L758 garLoopResultBuilder]: At program point L217(lines 212 220) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,073 INFO L758 garLoopResultBuilder]: At program point L217-1(lines 212 220) the Hoare annotation is: false [2021-07-05 09:53:00,073 INFO L758 garLoopResultBuilder]: At program point L217-2(lines 212 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,073 INFO L758 garLoopResultBuilder]: At program point L680(lines 675 683) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,073 INFO L762 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L798(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L798-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L798-2(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L798-3(lines 1 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L798-4(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L798-5(lines 1 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L785(lines 766 788) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,074 INFO L758 garLoopResultBuilder]: At program point L108(lines 57 109) the Hoare annotation is: false [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L835(lines 835 839) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L802(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L802-2(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L802-4(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,074 INFO L762 garLoopResultBuilder]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L753(lines 749 755) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L208(lines 201 211) the Hoare annotation is: false [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L208-1(lines 201 211) the Hoare annotation is: false [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L208-2(lines 201 211) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L672(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L705-2(lines 705 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L689(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L689-1(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L689-2(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L706(line 706) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-07-05 09:53:00,075 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 267) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L758 garLoopResultBuilder]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L709(lines 709 713) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L709-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L776(lines 776 783) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L758 garLoopResultBuilder]: At program point L776-1(lines 776 783) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,076 INFO L758 garLoopResultBuilder]: At program point L132(lines 131 150) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,076 INFO L762 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:53:00,076 INFO L758 garLoopResultBuilder]: At program point L132-2(lines 131 150) the Hoare annotation is: false [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L132-3(lines 131 150) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860-1(lines 855 863) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860-3(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860-4(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L860-5(lines 855 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,077 INFO L762 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-07-05 09:53:00,077 INFO L758 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,077 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:53:00,077 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:00,077 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:00,078 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:00,079 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 09:53:00,079 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:53:00,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:00,080 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:00,080 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:00,080 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:00,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:00,081 INFO L82 PathProgramCache]: Analyzing trace with hash 969445847, now seen corresponding path program 1 times [2021-07-05 09:53:00,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:00,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721362511] [2021-07-05 09:53:00,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:00,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:00,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,112 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 09:53:00,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:00,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721362511] [2021-07-05 09:53:00,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721362511] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:00,113 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:00,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:00,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926187727] [2021-07-05 09:53:00,113 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:00,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:00,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:00,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:00,114 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 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 09:53:00,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:00,116 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-07-05 09:53:00,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:00,116 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 09:53:00,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:00,117 INFO L225 Difference]: With dead ends: 136 [2021-07-05 09:53:00,117 INFO L226 Difference]: Without dead ends: 63 [2021-07-05 09:53:00,118 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 09:53:00,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-07-05 09:53:00,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-07-05 09:53:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.435483870967742) internal successors, (89), 62 states have internal predecessors, (89), 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 09:53:00,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 89 transitions. [2021-07-05 09:53:00,125 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 89 transitions. Word has length 25 [2021-07-05 09:53:00,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:00,126 INFO L442 AbstractCegarLoop]: Abstraction has 63 states and 89 transitions. [2021-07-05 09:53:00,126 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 09:53:00,126 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2021-07-05 09:53:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:00,129 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:00,129 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:00,130 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-07-05 09:53:00,130 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:00,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:00,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1087339224, now seen corresponding path program 1 times [2021-07-05 09:53:00,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:00,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87301780] [2021-07-05 09:53:00,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:00,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:00,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:00,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:00,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:00,173 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 09:53:00,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:00,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87301780] [2021-07-05 09:53:00,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87301780] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:00,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:00,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:00,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938442218] [2021-07-05 09:53:00,174 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:00,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:00,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:00,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:00,176 INFO L87 Difference]: Start difference. First operand 63 states and 89 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 09:53:00,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:00,178 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2021-07-05 09:53:00,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:00,179 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 09:53:00,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:00,179 INFO L225 Difference]: With dead ends: 63 [2021-07-05 09:53:00,179 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:00,179 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:00,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:00,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:00,180 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 09:53:00,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:00,180 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:00,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:00,180 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:00,180 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 09:53:00,180 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:00,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:00,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:00,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:00,244 INFO L758 garLoopResultBuilder]: At program point L217(lines 212 220) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,244 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,244 INFO L758 garLoopResultBuilder]: At program point L217-1(lines 212 220) the Hoare annotation is: false [2021-07-05 09:53:00,244 INFO L758 garLoopResultBuilder]: At program point L217-2(lines 212 220) the Hoare annotation is: false [2021-07-05 09:53:00,245 INFO L758 garLoopResultBuilder]: At program point L680(lines 675 683) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L762 garLoopResultBuilder]: For program point L798(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,245 INFO L758 garLoopResultBuilder]: At program point L798-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,246 INFO L762 garLoopResultBuilder]: For program point L798-2(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,246 INFO L758 garLoopResultBuilder]: At program point L798-3(lines 1 895) the Hoare annotation is: false [2021-07-05 09:53:00,246 INFO L762 garLoopResultBuilder]: For program point L798-4(lines 798 811) no Hoare annotation was computed. [2021-07-05 09:53:00,246 INFO L758 garLoopResultBuilder]: At program point L798-5(lines 1 895) the Hoare annotation is: false [2021-07-05 09:53:00,246 INFO L762 garLoopResultBuilder]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-07-05 09:53:00,246 INFO L758 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,246 INFO L758 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-07-05 09:53:00,246 INFO L758 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-07-05 09:53:00,246 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L758 garLoopResultBuilder]: At program point L785(lines 766 788) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,247 INFO L758 garLoopResultBuilder]: At program point L108(lines 57 109) the Hoare annotation is: false [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point L835(lines 835 839) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point L802(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point L802-2(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point L802-4(lines 802 808) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-07-05 09:53:00,247 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L753(lines 749 755) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L208(lines 201 211) the Hoare annotation is: false [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L208-1(lines 201 211) the Hoare annotation is: false [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L208-2(lines 201 211) the Hoare annotation is: false [2021-07-05 09:53:00,248 INFO L762 garLoopResultBuilder]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L672(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:00,248 INFO L758 garLoopResultBuilder]: At program point L705-2(lines 705 719) the Hoare annotation is: false [2021-07-05 09:53:00,248 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,248 INFO L762 garLoopResultBuilder]: For program point L689(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L689-1(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L689-2(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L758 garLoopResultBuilder]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L706(line 706) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-07-05 09:53:00,249 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 267) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,249 INFO L762 garLoopResultBuilder]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L758 garLoopResultBuilder]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L709(lines 709 713) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L709-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,250 INFO L762 garLoopResultBuilder]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-07-05 09:53:00,251 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:00,251 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-07-05 09:53:00,251 INFO L762 garLoopResultBuilder]: For program point L776(lines 776 783) no Hoare annotation was computed. [2021-07-05 09:53:00,251 INFO L758 garLoopResultBuilder]: At program point L776-1(lines 776 783) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1)) [2021-07-05 09:53:00,251 INFO L758 garLoopResultBuilder]: At program point L132(lines 131 150) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,251 INFO L762 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-07-05 09:53:00,251 INFO L758 garLoopResultBuilder]: At program point L132-2(lines 131 150) the Hoare annotation is: false [2021-07-05 09:53:00,251 INFO L758 garLoopResultBuilder]: At program point L132-3(lines 131 150) the Hoare annotation is: false [2021-07-05 09:53:00,251 INFO L758 garLoopResultBuilder]: At program point L860(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L860-1(lines 855 863) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L860-3(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L860-4(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L860-5(lines 855 863) the Hoare annotation is: false [2021-07-05 09:53:00,252 INFO L762 garLoopResultBuilder]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-07-05 09:53:00,252 INFO L758 garLoopResultBuilder]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:00,252 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:53:00,253 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:00,253 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:00,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:00 BoogieIcfgContainer [2021-07-05 09:53:00,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:00,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:00,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:00,265 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:00,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:52:58" (3/4) ... [2021-07-05 09:53:00,267 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:00,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:00,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:00,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:00,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:00,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:00,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:00,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:00,290 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:00,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:00,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 1 && tmp == 1 [2021-07-05 09:53:00,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 1 && tmp == 1 [2021-07-05 09:53:00,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,291 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,292 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,293 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:00,293 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:00,310 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:00,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:00,311 INFO L168 Benchmark]: Toolchain (without parser) took 2649.08 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 34.2 MB in the beginning and 53.0 MB in the end (delta: -18.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,311 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:00,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.89 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.9 MB in the beginning and 42.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.46 ms. Allocated memory is still 69.2 MB. Free memory was 42.6 MB in the beginning and 39.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,312 INFO L168 Benchmark]: Boogie Preprocessor took 18.76 ms. Allocated memory is still 69.2 MB. Free memory was 39.7 MB in the beginning and 37.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,312 INFO L168 Benchmark]: RCFGBuilder took 651.03 ms. Allocated memory is still 69.2 MB. Free memory was 37.6 MB in the beginning and 41.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,312 INFO L168 Benchmark]: TraceAbstraction took 1492.09 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.0 MB in the beginning and 59.4 MB in the end (delta: -18.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,312 INFO L168 Benchmark]: Witness Printer took 45.43 ms. Allocated memory is still 83.9 MB. Free memory was 59.4 MB in the beginning and 53.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:00,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory was 37.8 MB in the beginning and 37.7 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 381.89 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.9 MB in the beginning and 42.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.46 ms. Allocated memory is still 69.2 MB. Free memory was 42.6 MB in the beginning and 39.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.76 ms. Allocated memory is still 69.2 MB. Free memory was 39.7 MB in the beginning and 37.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 651.03 ms. Allocated memory is still 69.2 MB. Free memory was 37.6 MB in the beginning and 41.7 MB in the end (delta: -4.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1492.09 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.0 MB in the beginning and 59.4 MB in the end (delta: -18.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * Witness Printer took 45.43 ms. Allocated memory is still 83.9 MB. Free memory was 59.4 MB in the beginning and 53.0 MB in the end (delta: 6.4 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: 689]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 689]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 689]: 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, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1117.5ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 8.8ms, AutomataDifference: 313.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 302.2ms, InitialAbstractionConstructionTime: 7.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 212 SDtfs, 654 SDslu, 327 SDs, 0 SdLazy, 66 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 115.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=2, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 42.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 103 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 148 NumberOfFragments, 279 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3700 FormulaSimplificationTreeSizeReduction, 136.9ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 157.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 24.0ms SsaConstructionTime, 117.0ms SatisfiabilityAnalysisTime, 183.2ms 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, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 145.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.1ms, AutomataDifference: 6.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 54.3ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 141 SDtfs, 37 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred 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: 2.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 12.4ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 40.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.2ms SsaConstructionTime, 21.8ms SatisfiabilityAnalysisTime, 43.0ms 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, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 174.4ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 4.4ms, AutomataDifference: 9.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 63.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 141 SDtfs, 37 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred 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: 7.2ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 45 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 14.5ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 46.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.9ms SsaConstructionTime, 25.9ms SatisfiabilityAnalysisTime, 42.1ms 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: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: \result == 1 && tmp == 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: \result == 1 && tmp == 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:00,346 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...