./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product20.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_product20.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 f92aef55fa426b86704369eb7f8ab70f879f200b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 09:53:12,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:12,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:12,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:12,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:12,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:12,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:12,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:12,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:12,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:12,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:12,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:12,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:12,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:12,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:12,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:12,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:12,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:12,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:12,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:12,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:12,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:12,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:12,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:12,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:12,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:12,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:12,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:12,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:12,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:12,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:12,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:12,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:12,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:12,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:12,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:12,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:12,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:12,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:12,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:12,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:12,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:12,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:12,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:12,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:12,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:12,568 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:12,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:12,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:12,569 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:12,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:12,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:12,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:12,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:12,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:12,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:12,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:12,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:12,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:12,572 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f92aef55fa426b86704369eb7f8ab70f879f200b [2021-07-05 09:53:12,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:12,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:12,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:12,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:12,882 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:12,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-07-05 09:53:12,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b60805ff/69ce35f442d1422083f3e468623ba37d/FLAG176a3674f [2021-07-05 09:53:13,315 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:13,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2021-07-05 09:53:13,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b60805ff/69ce35f442d1422083f3e468623ba37d/FLAG176a3674f [2021-07-05 09:53:13,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b60805ff/69ce35f442d1422083f3e468623ba37d [2021-07-05 09:53:13,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:13,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:13,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:13,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:13,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:13,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:13" (1/1) ... [2021-07-05 09:53:13,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627c1c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:13, skipping insertion in model container [2021-07-05 09:53:13,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:13" (1/1) ... [2021-07-05 09:53:13,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:13,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:13,840 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_product20.cil.c[1281,1294] [2021-07-05 09:53:13,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:13,967 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:13,976 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_product20.cil.c[1281,1294] [2021-07-05 09:53:14,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:14,053 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:14,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14 WrapperNode [2021-07-05 09:53:14,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:14,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:14,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:14,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:14,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:14,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:14,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:14,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:14,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:14,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:14,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:14,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:14,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (1/1) ... [2021-07-05 09:53:14,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:14,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:14,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 09:53:14,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 09:53:14,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:14,799 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:14,800 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-07-05 09:53:14,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:14 BoogieIcfgContainer [2021-07-05 09:53:14,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:14,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:14,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:14,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:14,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:13" (1/3) ... [2021-07-05 09:53:14,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21ca6c84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:14, skipping insertion in model container [2021-07-05 09:53:14,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:14" (2/3) ... [2021-07-05 09:53:14,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21ca6c84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:14, skipping insertion in model container [2021-07-05 09:53:14,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:14" (3/3) ... [2021-07-05 09:53:14,807 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2021-07-05 09:53:14,812 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:14,812 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:14,845 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:14,849 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 09:53:14,849 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:53:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:53:14,862 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:14,863 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:14,863 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:14,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:14,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-07-05 09:53:14,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:14,873 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456134831] [2021-07-05 09:53:14,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:14,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:53:15,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,145 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 09:53:15,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456134831] [2021-07-05 09:53:15,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456134831] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,146 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:53:15,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249247389] [2021-07-05 09:53:15,152 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:15,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:15,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:15,163 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,224 INFO L93 Difference]: Finished difference Result 201 states and 301 transitions. [2021-07-05 09:53:15,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:53:15,226 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-07-05 09:53:15,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,231 INFO L225 Difference]: With dead ends: 201 [2021-07-05 09:53:15,231 INFO L226 Difference]: Without dead ends: 58 [2021-07-05 09:53:15,233 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 42.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:53:15,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-07-05 09:53:15,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2021-07-05 09:53:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.471698113207547) internal successors, (78), 53 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2021-07-05 09:53:15,266 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2021-07-05 09:53:15,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:15,267 INFO L442 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2021-07-05 09:53:15,267 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2021-07-05 09:53:15,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:53:15,268 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:15,268 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:15,268 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:15,268 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:15,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:15,269 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-07-05 09:53:15,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:15,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784225581] [2021-07-05 09:53:15,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:15,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,319 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 09:53:15,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784225581] [2021-07-05 09:53:15,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784225581] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:15,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335302810] [2021-07-05 09:53:15,321 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:15,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:15,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:15,322 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,370 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2021-07-05 09:53:15,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:15,370 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-07-05 09:53:15,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,372 INFO L225 Difference]: With dead ends: 256 [2021-07-05 09:53:15,372 INFO L226 Difference]: Without dead ends: 208 [2021-07-05 09:53:15,373 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 25.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:15,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-07-05 09:53:15,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2021-07-05 09:53:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 95 states have internal predecessors, (139), 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 09:53:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2021-07-05 09:53:15,384 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2021-07-05 09:53:15,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:15,385 INFO L442 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2021-07-05 09:53:15,385 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2021-07-05 09:53:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:15,386 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:15,386 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:15,386 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:15,386 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:15,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:15,387 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2021-07-05 09:53:15,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:15,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713621691] [2021-07-05 09:53:15,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:15,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,455 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 09:53:15,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713621691] [2021-07-05 09:53:15,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713621691] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:15,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625016390] [2021-07-05 09:53:15,456 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:15,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:15,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:15,456 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,506 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2021-07-05 09:53:15,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:15,506 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-07-05 09:53:15,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,507 INFO L225 Difference]: With dead ends: 286 [2021-07-05 09:53:15,507 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:15,510 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:15,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:15,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:15,510 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 09:53:15,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:15,511 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:53:15,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:15,511 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:15,511 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:15,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:15,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:15,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,820 INFO L758 garLoopResultBuilder]: At program point L217(lines 166 218) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,821 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,821 INFO L762 garLoopResultBuilder]: For program point L168(lines 167 216) no Hoare annotation was computed. [2021-07-05 09:53:15,821 INFO L762 garLoopResultBuilder]: For program point L416(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,821 INFO L758 garLoopResultBuilder]: At program point L895(lines 890 898) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,821 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L416-6(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-07-05 09:53:15,822 INFO L762 garLoopResultBuilder]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-07-05 09:53:15,823 INFO L758 garLoopResultBuilder]: At program point L187-1(lines 187 193) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,823 INFO L762 garLoopResultBuilder]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-07-05 09:53:15,823 INFO L758 garLoopResultBuilder]: At program point L205-1(lines 241 247) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,823 INFO L758 garLoopResultBuilder]: At program point L453(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,823 INFO L758 garLoopResultBuilder]: At program point L453-1(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,823 INFO L758 garLoopResultBuilder]: At program point L453-2(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point L273(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point L273-1(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point L273-2(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point L141(lines 141 148) no Hoare annotation was computed. [2021-07-05 09:53:15,824 INFO L758 garLoopResultBuilder]: At program point L141-1(lines 141 148) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,824 INFO L762 garLoopResultBuilder]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-07-05 09:53:15,825 INFO L758 garLoopResultBuilder]: At program point L389-1(lines 389 395) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,825 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,825 INFO L758 garLoopResultBuilder]: At program point L241(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,825 INFO L762 garLoopResultBuilder]: For program point L241-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:15,825 INFO L758 garLoopResultBuilder]: At program point L241-2(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,825 INFO L758 garLoopResultBuilder]: At program point L241-3(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point L440(lines 440 444) no Hoare annotation was computed. [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,826 INFO L758 garLoopResultBuilder]: At program point L887(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point L375-3(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,826 INFO L762 garLoopResultBuilder]: For program point L375-5(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,840 INFO L762 garLoopResultBuilder]: For program point L177(lines 177 183) no Hoare annotation was computed. [2021-07-05 09:53:15,841 INFO L762 garLoopResultBuilder]: For program point L375-6(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,841 INFO L758 garLoopResultBuilder]: At program point L177-1(lines 177 183) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,841 INFO L762 garLoopResultBuilder]: For program point L375-8(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,841 INFO L758 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,841 INFO L758 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,842 INFO L758 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L277(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L277-1(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,842 INFO L762 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,843 INFO L758 garLoopResultBuilder]: At program point L63-2(lines 63 77) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,843 INFO L762 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-07-05 09:53:15,843 INFO L758 garLoopResultBuilder]: At program point L114(lines 110 116) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,843 INFO L758 garLoopResultBuilder]: At program point L494(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:15,843 INFO L758 garLoopResultBuilder]: At program point L494-1(lines 489 497) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,843 INFO L762 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-07-05 09:53:15,843 INFO L758 garLoopResultBuilder]: At program point L494-2(lines 489 497) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,843 INFO L762 garLoopResultBuilder]: For program point L197(lines 197 212) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L762 garLoopResultBuilder]: For program point L908(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L758 garLoopResultBuilder]: At program point L908-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,844 INFO L762 garLoopResultBuilder]: For program point L908-2(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L758 garLoopResultBuilder]: At program point L908-3(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,844 INFO L762 garLoopResultBuilder]: For program point L908-4(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,844 INFO L758 garLoopResultBuilder]: At program point L908-5(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,844 INFO L758 garLoopResultBuilder]: At program point L248(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,844 INFO L758 garLoopResultBuilder]: At program point L248-1(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,845 INFO L758 garLoopResultBuilder]: At program point L248-2(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,845 INFO L762 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-07-05 09:53:15,845 INFO L762 garLoopResultBuilder]: For program point L67-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:15,845 INFO L758 garLoopResultBuilder]: At program point L381(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:15,845 INFO L758 garLoopResultBuilder]: At program point L381-1(lines 366 384) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,845 INFO L758 garLoopResultBuilder]: At program point L381-2(lines 366 384) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,845 INFO L758 garLoopResultBuilder]: At program point L150(lines 131 153) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,845 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:15,845 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:15,848 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:15,850 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:15,851 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 09:53:15,851 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:53:15,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:53:15,853 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:15,853 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:15,853 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:15,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:15,854 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-07-05 09:53:15,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:15,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450192359] [2021-07-05 09:53:15,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:15,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,874 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 09:53:15,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,874 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450192359] [2021-07-05 09:53:15,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450192359] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,875 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:15,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746391538] [2021-07-05 09:53:15,875 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:15,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:15,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:15,876 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,878 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:53:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:15,878 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-07-05 09:53:15,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,880 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:53:15,880 INFO L226 Difference]: Without dead ends: 50 [2021-07-05 09:53:15,880 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 09:53:15,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-07-05 09:53:15,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-07-05 09:53:15,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 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 09:53:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 70 transitions. [2021-07-05 09:53:15,884 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 70 transitions. Word has length 16 [2021-07-05 09:53:15,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:15,884 INFO L442 AbstractCegarLoop]: Abstraction has 50 states and 70 transitions. [2021-07-05 09:53:15,884 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2021-07-05 09:53:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:53:15,885 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:15,885 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:15,885 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:15,885 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:15,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:15,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-07-05 09:53:15,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:15,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438329052] [2021-07-05 09:53:15,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:15,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:15,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,908 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 09:53:15,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438329052] [2021-07-05 09:53:15,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438329052] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:15,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483805691] [2021-07-05 09:53:15,916 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:15,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:15,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:15,917 INFO L87 Difference]: Start difference. First operand 50 states and 70 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 09:53:15,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,919 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2021-07-05 09:53:15,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:15,919 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 09:53:15,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,920 INFO L225 Difference]: With dead ends: 50 [2021-07-05 09:53:15,920 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:15,920 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:15,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:15,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:15,921 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 09:53:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:15,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:53:15,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:15,921 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:15,921 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 09:53:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:15,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:15,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:15,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:15,959 INFO L758 garLoopResultBuilder]: At program point L217(lines 166 218) the Hoare annotation is: false [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point L168(lines 167 216) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point L416(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L758 garLoopResultBuilder]: At program point L895(lines 890 898) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point L416-6(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:15,960 INFO L762 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L762 garLoopResultBuilder]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L762 garLoopResultBuilder]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L762 garLoopResultBuilder]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L762 garLoopResultBuilder]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L758 garLoopResultBuilder]: At program point L187-1(lines 187 193) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,961 INFO L762 garLoopResultBuilder]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-07-05 09:53:15,961 INFO L758 garLoopResultBuilder]: At program point L205-1(lines 241 247) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,961 INFO L758 garLoopResultBuilder]: At program point L453(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,962 INFO L758 garLoopResultBuilder]: At program point L453-1(lines 448 456) the Hoare annotation is: false [2021-07-05 09:53:15,962 INFO L758 garLoopResultBuilder]: At program point L453-2(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point L273(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point L273-1(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point L273-2(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point L141(lines 141 148) no Hoare annotation was computed. [2021-07-05 09:53:15,962 INFO L758 garLoopResultBuilder]: At program point L141-1(lines 141 148) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,962 INFO L762 garLoopResultBuilder]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-07-05 09:53:15,963 INFO L758 garLoopResultBuilder]: At program point L389-1(lines 389 395) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,963 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,963 INFO L758 garLoopResultBuilder]: At program point L241(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,963 INFO L762 garLoopResultBuilder]: For program point L241-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:15,963 INFO L758 garLoopResultBuilder]: At program point L241-2(lines 240 259) the Hoare annotation is: false [2021-07-05 09:53:15,963 INFO L758 garLoopResultBuilder]: At program point L241-3(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,963 INFO L762 garLoopResultBuilder]: For program point L440(lines 440 444) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L758 garLoopResultBuilder]: At program point L887(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L375-3(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L375-5(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L177(lines 177 183) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L762 garLoopResultBuilder]: For program point L375-6(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,964 INFO L758 garLoopResultBuilder]: At program point L177-1(lines 177 183) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,965 INFO L762 garLoopResultBuilder]: For program point L375-8(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:15,965 INFO L758 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,965 INFO L758 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-07-05 09:53:15,965 INFO L758 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,965 INFO L762 garLoopResultBuilder]: For program point L277(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,965 INFO L762 garLoopResultBuilder]: For program point L277-1(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,965 INFO L762 garLoopResultBuilder]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:15,965 INFO L762 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,966 INFO L762 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,966 INFO L762 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,966 INFO L758 garLoopResultBuilder]: At program point L63-2(lines 63 77) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,966 INFO L762 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-07-05 09:53:15,966 INFO L758 garLoopResultBuilder]: At program point L114(lines 110 116) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,966 INFO L758 garLoopResultBuilder]: At program point L494(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:15,966 INFO L758 garLoopResultBuilder]: At program point L494-1(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:15,966 INFO L762 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L758 garLoopResultBuilder]: At program point L494-2(lines 489 497) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,967 INFO L762 garLoopResultBuilder]: For program point L197(lines 197 212) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L762 garLoopResultBuilder]: For program point L908(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L758 garLoopResultBuilder]: At program point L908-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,967 INFO L762 garLoopResultBuilder]: For program point L908-2(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,967 INFO L758 garLoopResultBuilder]: At program point L908-3(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,968 INFO L762 garLoopResultBuilder]: For program point L908-4(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:15,968 INFO L758 garLoopResultBuilder]: At program point L908-5(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,968 INFO L758 garLoopResultBuilder]: At program point L248(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:15,968 INFO L758 garLoopResultBuilder]: At program point L248-1(lines 248 254) the Hoare annotation is: false [2021-07-05 09:53:15,968 INFO L758 garLoopResultBuilder]: At program point L248-2(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,968 INFO L762 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-07-05 09:53:15,968 INFO L762 garLoopResultBuilder]: For program point L67-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:15,968 INFO L758 garLoopResultBuilder]: At program point L381(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:15,969 INFO L758 garLoopResultBuilder]: At program point L381-1(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:15,969 INFO L758 garLoopResultBuilder]: At program point L381-2(lines 366 384) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:15,969 INFO L758 garLoopResultBuilder]: At program point L150(lines 131 153) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:15,969 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:53:15,969 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:15,969 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:15,971 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:15,971 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 09:53:15,971 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:53:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:15,973 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:15,973 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 09:53:15,973 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:15,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:15,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1511646690, now seen corresponding path program 1 times [2021-07-05 09:53:15,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:15,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539360927] [2021-07-05 09:53:15,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:15,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:15,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:15,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:15,992 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 09:53:15,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:15,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539360927] [2021-07-05 09:53:15,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539360927] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:15,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:15,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:15,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164192183] [2021-07-05 09:53:15,993 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:15,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:15,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:15,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:15,994 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:53:15,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:15,995 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:53:15,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:15,995 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 09:53:15,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:15,996 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:53:15,996 INFO L226 Difference]: Without dead ends: 69 [2021-07-05 09:53:15,996 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 09:53:15,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-07-05 09:53:15,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-07-05 09:53:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 68 states have internal predecessors, (98), 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 09:53:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2021-07-05 09:53:16,000 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 25 [2021-07-05 09:53:16,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:16,000 INFO L442 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2021-07-05 09:53:16,000 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 09:53:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2021-07-05 09:53:16,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:16,001 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:16,001 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 09:53:16,001 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-07-05 09:53:16,001 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:16,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:16,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1393753313, now seen corresponding path program 1 times [2021-07-05 09:53:16,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:16,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734472711] [2021-07-05 09:53:16,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:16,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:16,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:16,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:16,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:16,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:16,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:16,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:16,022 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 09:53:16,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:16,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734472711] [2021-07-05 09:53:16,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734472711] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:16,023 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:16,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:16,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645933967] [2021-07-05 09:53:16,023 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:16,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:16,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:16,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:16,024 INFO L87 Difference]: Start difference. First operand 69 states and 98 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 09:53:16,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:16,026 INFO L93 Difference]: Finished difference Result 69 states and 98 transitions. [2021-07-05 09:53:16,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:16,026 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 09:53:16,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:16,027 INFO L225 Difference]: With dead ends: 69 [2021-07-05 09:53:16,027 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:16,027 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:16,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:16,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:16,027 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 09:53:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:16,028 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:16,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:16,028 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:16,028 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 09:53:16,028 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:16,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:16,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:16,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:16,078 INFO L758 garLoopResultBuilder]: At program point L217(lines 166 218) the Hoare annotation is: false [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point L168(lines 167 216) no Hoare annotation was computed. [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point L416(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:16,079 INFO L758 garLoopResultBuilder]: At program point L895(lines 890 898) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point L416-3(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:16,079 INFO L762 garLoopResultBuilder]: For program point L416-6(lines 416 420) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L912(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L912-2(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L912-4(lines 912 918) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L169(lines 169 173) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L758 garLoopResultBuilder]: At program point L187-1(lines 187 193) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,080 INFO L762 garLoopResultBuilder]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-07-05 09:53:16,080 INFO L758 garLoopResultBuilder]: At program point L205-1(lines 241 247) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,080 INFO L758 garLoopResultBuilder]: At program point L453(lines 448 456) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,081 INFO L758 garLoopResultBuilder]: At program point L453-1(lines 448 456) the Hoare annotation is: false [2021-07-05 09:53:16,081 INFO L758 garLoopResultBuilder]: At program point L453-2(lines 448 456) the Hoare annotation is: false [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point L273(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point L273-1(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point L273-2(lines 273 290) no Hoare annotation was computed. [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point L141(lines 141 148) no Hoare annotation was computed. [2021-07-05 09:53:16,081 INFO L758 garLoopResultBuilder]: At program point L141-1(lines 141 148) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:16,081 INFO L762 garLoopResultBuilder]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-07-05 09:53:16,082 INFO L758 garLoopResultBuilder]: At program point L389-1(lines 389 395) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,082 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,082 INFO L758 garLoopResultBuilder]: At program point L241(lines 240 259) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,082 INFO L762 garLoopResultBuilder]: For program point L241-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:16,082 INFO L758 garLoopResultBuilder]: At program point L241-2(lines 240 259) the Hoare annotation is: false [2021-07-05 09:53:16,082 INFO L758 garLoopResultBuilder]: At program point L241-3(lines 240 259) the Hoare annotation is: false [2021-07-05 09:53:16,082 INFO L762 garLoopResultBuilder]: For program point L440(lines 440 444) no Hoare annotation was computed. [2021-07-05 09:53:16,082 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:16,082 INFO L758 garLoopResultBuilder]: At program point L887(lines 1 924) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375-3(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375-5(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L177(lines 177 183) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375-6(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L758 garLoopResultBuilder]: At program point L177-1(lines 177 183) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,083 INFO L762 garLoopResultBuilder]: For program point L375-8(lines 375 379) no Hoare annotation was computed. [2021-07-05 09:53:16,083 INFO L758 garLoopResultBuilder]: At program point L326(lines 321 329) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,084 INFO L758 garLoopResultBuilder]: At program point L326-1(lines 321 329) the Hoare annotation is: false [2021-07-05 09:53:16,084 INFO L758 garLoopResultBuilder]: At program point L326-2(lines 321 329) the Hoare annotation is: false [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L277(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L277-1(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,084 INFO L758 garLoopResultBuilder]: At program point L63-2(lines 63 77) the Hoare annotation is: false [2021-07-05 09:53:16,084 INFO L762 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-07-05 09:53:16,085 INFO L758 garLoopResultBuilder]: At program point L114(lines 110 116) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:16,085 INFO L758 garLoopResultBuilder]: At program point L494(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:16,085 INFO L758 garLoopResultBuilder]: At program point L494-1(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:16,085 INFO L762 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-07-05 09:53:16,085 INFO L758 garLoopResultBuilder]: At program point L494-2(lines 489 497) the Hoare annotation is: false [2021-07-05 09:53:16,085 INFO L762 garLoopResultBuilder]: For program point L197(lines 197 212) no Hoare annotation was computed. [2021-07-05 09:53:16,085 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:16,085 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-07-05 09:53:16,085 INFO L762 garLoopResultBuilder]: For program point L908(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L908-1(lines 1 924) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,086 INFO L762 garLoopResultBuilder]: For program point L908-2(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L908-3(lines 1 924) the Hoare annotation is: false [2021-07-05 09:53:16,086 INFO L762 garLoopResultBuilder]: For program point L908-4(lines 908 921) no Hoare annotation was computed. [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L908-5(lines 1 924) the Hoare annotation is: false [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L248(lines 248 254) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L248-1(lines 248 254) the Hoare annotation is: false [2021-07-05 09:53:16,086 INFO L758 garLoopResultBuilder]: At program point L248-2(lines 248 254) the Hoare annotation is: false [2021-07-05 09:53:16,087 INFO L762 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-07-05 09:53:16,087 INFO L762 garLoopResultBuilder]: For program point L67-1(lines 241 247) no Hoare annotation was computed. [2021-07-05 09:53:16,087 INFO L758 garLoopResultBuilder]: At program point L381(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:16,087 INFO L758 garLoopResultBuilder]: At program point L381-1(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:16,087 INFO L758 garLoopResultBuilder]: At program point L381-2(lines 366 384) the Hoare annotation is: false [2021-07-05 09:53:16,087 INFO L758 garLoopResultBuilder]: At program point L150(lines 131 153) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:53:16,087 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:53:16,087 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:16,088 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:16,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:16 BoogieIcfgContainer [2021-07-05 09:53:16,099 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:16,099 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:16,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:16,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:16,100 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:14" (3/4) ... [2021-07-05 09:53:16,102 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:16,110 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:16,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:16,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:16,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:16,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:16,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:16,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:16,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:16,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:16,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:53:16,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:53:16,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 [2021-07-05 09:53:16,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && \result == 1) && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:16,143 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:16,144 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:16,144 INFO L168 Benchmark]: Toolchain (without parser) took 2432.86 ms. Allocated memory was 48.2 MB in the beginning and 94.4 MB in the end (delta: 46.1 MB). Free memory was 24.6 MB in the beginning and 55.8 MB in the end (delta: -31.2 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,145 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 48.2 MB. Free memory was 30.6 MB in the beginning and 30.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:16,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.79 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.4 MB in the beginning and 32.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.83 ms. Allocated memory is still 58.7 MB. Free memory was 32.9 MB in the beginning and 29.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,145 INFO L168 Benchmark]: Boogie Preprocessor took 49.06 ms. Allocated memory is still 58.7 MB. Free memory was 29.9 MB in the beginning and 27.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,145 INFO L168 Benchmark]: RCFGBuilder took 640.86 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 27.6 MB in the beginning and 44.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,146 INFO L168 Benchmark]: TraceAbstraction took 1296.72 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 43.7 MB in the beginning and 62.6 MB in the end (delta: -18.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,146 INFO L168 Benchmark]: Witness Printer took 44.50 ms. Allocated memory is still 94.4 MB. Free memory was 62.6 MB in the beginning and 55.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:16,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 48.2 MB. Free memory was 30.6 MB in the beginning and 30.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 339.79 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 24.4 MB in the beginning and 32.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.83 ms. Allocated memory is still 58.7 MB. Free memory was 32.9 MB in the beginning and 29.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.06 ms. Allocated memory is still 58.7 MB. Free memory was 29.9 MB in the beginning and 27.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 640.86 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 27.6 MB in the beginning and 44.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1296.72 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 43.7 MB in the beginning and 62.6 MB in the end (delta: -18.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. * Witness Printer took 44.50 ms. Allocated memory is still 94.4 MB. Free memory was 62.6 MB in the beginning and 55.8 MB in the end (delta: 6.8 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: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1004.8ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 7.7ms, AutomataDifference: 184.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 305.9ms, InitialAbstractionConstructionTime: 6.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 231 SDtfs, 710 SDslu, 358 SDs, 0 SdLazy, 52 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 45.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 93.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred 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: 36.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 148 NumberOfFragments, 279 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3649 FormulaSimplificationTreeSizeReduction, 138.0ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 160.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 28.1ms SsaConstructionTime, 119.2ms SatisfiabilityAnalysisTime, 198.1ms 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 119.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.4ms, AutomataDifference: 8.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 37.4ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 3.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 13.5ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 22.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.3ms SsaConstructionTime, 12.0ms SatisfiabilityAnalysisTime, 23.8ms 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 117.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.7ms, AutomataDifference: 7.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 49.8ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 3.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 45 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 17.7ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 30.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.9ms SsaConstructionTime, 10.5ms SatisfiabilityAnalysisTime, 21.5ms 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: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && tmp == 1) && \result == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && \result == 1) && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:16,179 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...