/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:54:19,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:54:19,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:54:19,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:54:19,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:54:19,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:54:19,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:54:19,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:54:19,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:54:19,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:54:19,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:54:19,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:54:19,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:54:19,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:54:19,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:54:19,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:54:19,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:54:19,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:54:19,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:54:19,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:54:19,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:54:19,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:54:19,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:54:19,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:54:19,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:54:19,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:54:20,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:54:20,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:54:20,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:54:20,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:54:20,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:54:20,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:54:20,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:54:20,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:54:20,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:54:20,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:54:20,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:54:20,084 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:54:20,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:54:20,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:54:20,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:54:20,090 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:54:20,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:54:20,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:54:20,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:54:20,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:54:20,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:54:20,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:54:20,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:54:20,093 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:54:20,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:54:20,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:54:20,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:54:20,094 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:54:20,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:20,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:54:20,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:54:20,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:54:20,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:54:20,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:54:20,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:54:20,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:54:20,096 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:54:20,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:54:20,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:54:20,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:54:20,549 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:54:20,550 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:54:20,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2020-12-22 06:54:20,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4efa7a1d4/5e924b38f5fb430c9e2e5036aae74fea/FLAG389c3fa9d [2020-12-22 06:54:21,400 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:54:21,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2020-12-22 06:54:21,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4efa7a1d4/5e924b38f5fb430c9e2e5036aae74fea/FLAG389c3fa9d [2020-12-22 06:54:21,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4efa7a1d4/5e924b38f5fb430c9e2e5036aae74fea [2020-12-22 06:54:21,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:54:21,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:54:21,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:21,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:54:21,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:54:21,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:21" (1/1) ... [2020-12-22 06:54:21,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25363f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:21, skipping insertion in model container [2020-12-22 06:54:21,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:21" (1/1) ... [2020-12-22 06:54:21,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:54:21,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:54:22,192 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c[5507,5520] [2020-12-22 06:54:22,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:22,361 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:54:22,440 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c[5507,5520] [2020-12-22 06:54:22,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:22,560 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:54:22,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22 WrapperNode [2020-12-22 06:54:22,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:22,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:22,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:54:22,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:54:22,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:22,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:54:22,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:54:22,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:54:22,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... [2020-12-22 06:54:22,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:54:22,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:54:22,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:54:22,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:54:22,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:54:22,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:54:22,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:54:22,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:24,013 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:24,014 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2020-12-22 06:54:24,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:24 BoogieIcfgContainer [2020-12-22 06:54:24,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:24,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:24,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:24,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:24,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:54:21" (1/3) ... [2020-12-22 06:54:24,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac19e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:24, skipping insertion in model container [2020-12-22 06:54:24,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:22" (2/3) ... [2020-12-22 06:54:24,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac19e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:24, skipping insertion in model container [2020-12-22 06:54:24,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:24" (3/3) ... [2020-12-22 06:54:24,035 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2020-12-22 06:54:24,043 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:24,048 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:24,066 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:24,096 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:24,097 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:24,097 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:24,097 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:24,097 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:24,098 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:24,098 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:24,098 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2020-12-22 06:54:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:54:24,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:24,125 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:24,126 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:24,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:24,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1574942692, now seen corresponding path program 1 times [2020-12-22 06:54:24,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:24,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096614067] [2020-12-22 06:54:24,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:24,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:24,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096614067] [2020-12-22 06:54:24,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:24,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:24,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924589150] [2020-12-22 06:54:24,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:24,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:24,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:24,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:24,502 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2020-12-22 06:54:24,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:24,553 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2020-12-22 06:54:24,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:24,554 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:54:24,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:24,569 INFO L225 Difference]: With dead ends: 143 [2020-12-22 06:54:24,569 INFO L226 Difference]: Without dead ends: 71 [2020-12-22 06:54:24,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:24,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-22 06:54:24,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-12-22 06:54:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-22 06:54:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2020-12-22 06:54:24,637 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2020-12-22 06:54:24,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:24,638 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2020-12-22 06:54:24,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2020-12-22 06:54:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:54:24,640 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:24,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:24,642 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:24,643 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:24,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:24,645 INFO L82 PathProgramCache]: Analyzing trace with hash -562353309, now seen corresponding path program 1 times [2020-12-22 06:54:24,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:24,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626023631] [2020-12-22 06:54:24,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:24,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626023631] [2020-12-22 06:54:24,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:24,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:24,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251018045] [2020-12-22 06:54:24,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:24,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:24,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:24,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:24,785 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 3 states. [2020-12-22 06:54:24,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:24,798 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2020-12-22 06:54:24,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:24,799 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:54:24,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:24,800 INFO L225 Difference]: With dead ends: 71 [2020-12-22 06:54:24,801 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:54:24,802 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:24,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:54:24,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:54:24,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:54:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-12-22 06:54:24,808 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2020-12-22 06:54:24,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:24,809 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-12-22 06:54:24,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:24,809 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-12-22 06:54:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:54:24,810 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:24,811 INFO L422 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] [2020-12-22 06:54:24,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:24,811 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:24,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:24,812 INFO L82 PathProgramCache]: Analyzing trace with hash 369120319, now seen corresponding path program 1 times [2020-12-22 06:54:24,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:24,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177797215] [2020-12-22 06:54:24,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:25,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:25,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177797215] [2020-12-22 06:54:25,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:25,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:25,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143137656] [2020-12-22 06:54:25,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:54:25,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:25,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:54:25,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:54:25,020 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 6 states. [2020-12-22 06:54:25,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:25,249 INFO L93 Difference]: Finished difference Result 115 states and 169 transitions. [2020-12-22 06:54:25,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:54:25,250 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-22 06:54:25,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:25,251 INFO L225 Difference]: With dead ends: 115 [2020-12-22 06:54:25,252 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 06:54:25,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:54:25,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 06:54:25,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 55. [2020-12-22 06:54:25,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-22 06:54:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2020-12-22 06:54:25,266 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2020-12-22 06:54:25,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:25,266 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2020-12-22 06:54:25,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:54:25,267 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2020-12-22 06:54:25,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:54:25,268 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:25,268 INFO L422 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] [2020-12-22 06:54:25,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:25,268 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:25,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:25,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1510483975, now seen corresponding path program 1 times [2020-12-22 06:54:25,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:25,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661899534] [2020-12-22 06:54:25,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:25,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:25,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661899534] [2020-12-22 06:54:25,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:25,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:25,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040063964] [2020-12-22 06:54:25,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:25,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:25,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:25,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:25,367 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand 5 states. [2020-12-22 06:54:25,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:25,544 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2020-12-22 06:54:25,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:25,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-12-22 06:54:25,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:25,551 INFO L225 Difference]: With dead ends: 242 [2020-12-22 06:54:25,551 INFO L226 Difference]: Without dead ends: 194 [2020-12-22 06:54:25,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 06:54:25,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-12-22 06:54:25,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2020-12-22 06:54:25,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-12-22 06:54:25,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2020-12-22 06:54:25,593 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2020-12-22 06:54:25,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:25,593 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2020-12-22 06:54:25,593 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:25,593 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2020-12-22 06:54:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:54:25,595 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:25,595 INFO L422 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] [2020-12-22 06:54:25,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:25,595 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:25,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:25,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1404713871, now seen corresponding path program 1 times [2020-12-22 06:54:25,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:25,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594471689] [2020-12-22 06:54:25,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:25,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594471689] [2020-12-22 06:54:25,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:25,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:25,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050023715] [2020-12-22 06:54:25,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:25,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:25,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:25,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:25,687 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand 5 states. [2020-12-22 06:54:25,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:25,796 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2020-12-22 06:54:25,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:54:25,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:54:25,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:25,797 INFO L225 Difference]: With dead ends: 285 [2020-12-22 06:54:25,798 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:25,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:54:25,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:25,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:25,801 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-12-22 06:54:25,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:25,801 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:25,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:25,802 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:25,802 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:25,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:26,169 INFO L189 CegarLoopUtils]: For program point L250(lines 250 256) no Hoare annotation was computed. [2020-12-22 06:54:26,170 INFO L185 CegarLoopUtils]: At program point L250-1(lines 250 256) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,170 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,170 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:54:26,171 INFO L185 CegarLoopUtils]: At program point L152(lines 145 155) the Hoare annotation is: false [2020-12-22 06:54:26,171 INFO L185 CegarLoopUtils]: At program point L152-1(lines 145 155) the Hoare annotation is: false [2020-12-22 06:54:26,171 INFO L185 CegarLoopUtils]: At program point L152-2(lines 145 155) the Hoare annotation is: false [2020-12-22 06:54:26,171 INFO L192 CegarLoopUtils]: At program point L912(lines 893 915) the Hoare annotation is: true [2020-12-22 06:54:26,171 INFO L185 CegarLoopUtils]: At program point L879(lines 875 881) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2020-12-22 06:54:26,172 INFO L189 CegarLoopUtils]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-12-22 06:54:26,172 INFO L189 CegarLoopUtils]: For program point L798(lines 798 815) no Hoare annotation was computed. [2020-12-22 06:54:26,172 INFO L185 CegarLoopUtils]: At program point L798-1(lines 1 915) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,172 INFO L185 CegarLoopUtils]: At program point L831-2(lines 831 845) the Hoare annotation is: false [2020-12-22 06:54:26,172 INFO L189 CegarLoopUtils]: For program point L798-2(lines 798 815) no Hoare annotation was computed. [2020-12-22 06:54:26,173 INFO L185 CegarLoopUtils]: At program point L798-3(lines 1 915) the Hoare annotation is: false [2020-12-22 06:54:26,173 INFO L189 CegarLoopUtils]: For program point L798-4(lines 798 815) no Hoare annotation was computed. [2020-12-22 06:54:26,173 INFO L185 CegarLoopUtils]: At program point L798-5(lines 1 915) the Hoare annotation is: false [2020-12-22 06:54:26,173 INFO L189 CegarLoopUtils]: For program point L832(line 832) no Hoare annotation was computed. [2020-12-22 06:54:26,173 INFO L189 CegarLoopUtils]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-12-22 06:54:26,174 INFO L185 CegarLoopUtils]: At program point L205-1(lines 205 211) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,174 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:54:26,174 INFO L185 CegarLoopUtils]: At program point L768(lines 1 915) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:26,174 INFO L189 CegarLoopUtils]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-12-22 06:54:26,174 INFO L189 CegarLoopUtils]: For program point L91-1(lines 91 108) no Hoare annotation was computed. [2020-12-22 06:54:26,175 INFO L189 CegarLoopUtils]: For program point L91-2(lines 91 108) no Hoare annotation was computed. [2020-12-22 06:54:26,175 INFO L189 CegarLoopUtils]: For program point L372(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,175 INFO L189 CegarLoopUtils]: For program point L372-1(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,175 INFO L189 CegarLoopUtils]: For program point L306(lines 306 310) no Hoare annotation was computed. [2020-12-22 06:54:26,175 INFO L189 CegarLoopUtils]: For program point L372-2(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,176 INFO L189 CegarLoopUtils]: For program point L240(lines 240 246) no Hoare annotation was computed. [2020-12-22 06:54:26,176 INFO L185 CegarLoopUtils]: At program point L240-1(lines 240 246) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,176 INFO L189 CegarLoopUtils]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-12-22 06:54:26,176 INFO L189 CegarLoopUtils]: For program point L802(lines 802 812) no Hoare annotation was computed. [2020-12-22 06:54:26,176 INFO L189 CegarLoopUtils]: For program point L835-1(lines 59 65) no Hoare annotation was computed. [2020-12-22 06:54:26,177 INFO L189 CegarLoopUtils]: For program point L802-2(lines 802 812) no Hoare annotation was computed. [2020-12-22 06:54:26,177 INFO L189 CegarLoopUtils]: For program point L802-4(lines 802 812) no Hoare annotation was computed. [2020-12-22 06:54:26,177 INFO L185 CegarLoopUtils]: At program point L59(lines 58 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,177 INFO L189 CegarLoopUtils]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2020-12-22 06:54:26,178 INFO L185 CegarLoopUtils]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2020-12-22 06:54:26,178 INFO L185 CegarLoopUtils]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2020-12-22 06:54:26,178 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,178 INFO L189 CegarLoopUtils]: For program point L803(lines 803 809) no Hoare annotation was computed. [2020-12-22 06:54:26,178 INFO L189 CegarLoopUtils]: For program point L803-2(lines 803 809) no Hoare annotation was computed. [2020-12-22 06:54:26,179 INFO L189 CegarLoopUtils]: For program point L803-4(lines 803 809) no Hoare annotation was computed. [2020-12-22 06:54:26,179 INFO L185 CegarLoopUtils]: At program point L787(lines 782 789) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0)) [2020-12-22 06:54:26,179 INFO L189 CegarLoopUtils]: For program point L903(lines 903 910) no Hoare annotation was computed. [2020-12-22 06:54:26,179 INFO L192 CegarLoopUtils]: At program point L903-1(lines 903 910) the Hoare annotation is: true [2020-12-22 06:54:26,180 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:54:26,180 INFO L189 CegarLoopUtils]: For program point L260(lines 260 273) no Hoare annotation was computed. [2020-12-22 06:54:26,180 INFO L185 CegarLoopUtils]: At program point L161(lines 156 164) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,180 INFO L185 CegarLoopUtils]: At program point L161-1(lines 156 164) the Hoare annotation is: false [2020-12-22 06:54:26,180 INFO L189 CegarLoopUtils]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-12-22 06:54:26,181 INFO L185 CegarLoopUtils]: At program point L161-2(lines 156 164) the Hoare annotation is: false [2020-12-22 06:54:26,181 INFO L189 CegarLoopUtils]: For program point L95-1(lines 95 103) no Hoare annotation was computed. [2020-12-22 06:54:26,181 INFO L189 CegarLoopUtils]: For program point L95-2(lines 95 103) no Hoare annotation was computed. [2020-12-22 06:54:26,181 INFO L189 CegarLoopUtils]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-12-22 06:54:26,181 INFO L189 CegarLoopUtils]: For program point L294-3(lines 294 298) no Hoare annotation was computed. [2020-12-22 06:54:26,182 INFO L189 CegarLoopUtils]: For program point L294-6(lines 294 298) no Hoare annotation was computed. [2020-12-22 06:54:26,182 INFO L185 CegarLoopUtils]: At program point L278(lines 229 279) the Hoare annotation is: false [2020-12-22 06:54:26,182 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:54:26,182 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2020-12-22 06:54:26,182 INFO L185 CegarLoopUtils]: At program point L776(lines 771 779) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:54:26,183 INFO L189 CegarLoopUtils]: For program point L231(lines 230 277) no Hoare annotation was computed. [2020-12-22 06:54:26,183 INFO L185 CegarLoopUtils]: At program point L66(lines 66 72) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,183 INFO L185 CegarLoopUtils]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2020-12-22 06:54:26,183 INFO L185 CegarLoopUtils]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2020-12-22 06:54:26,184 INFO L185 CegarLoopUtils]: At program point L331(lines 326 334) the Hoare annotation is: false [2020-12-22 06:54:26,184 INFO L185 CegarLoopUtils]: At program point L331-1(lines 326 334) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,184 INFO L185 CegarLoopUtils]: At program point L331-2(lines 326 334) the Hoare annotation is: false [2020-12-22 06:54:26,184 INFO L189 CegarLoopUtils]: For program point L232(lines 232 236) no Hoare annotation was computed. [2020-12-22 06:54:26,184 INFO L185 CegarLoopUtils]: At program point L331-3(lines 326 334) the Hoare annotation is: false [2020-12-22 06:54:26,185 INFO L185 CegarLoopUtils]: At program point L331-4(lines 326 334) the Hoare annotation is: false [2020-12-22 06:54:26,185 INFO L185 CegarLoopUtils]: At program point L331-5(lines 326 334) the Hoare annotation is: false [2020-12-22 06:54:26,185 INFO L189 CegarLoopUtils]: For program point L266(lines 266 272) no Hoare annotation was computed. [2020-12-22 06:54:26,185 INFO L185 CegarLoopUtils]: At program point L266-1(lines 59 65) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:54:26,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:54:26 BoogieIcfgContainer [2020-12-22 06:54:26,208 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:54:26,208 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:54:26,208 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:54:26,209 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:54:26,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:24" (3/4) ... [2020-12-22 06:54:26,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:54:26,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:54:26,230 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:54:26,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:54:26,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:54:26,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:54:26,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:26,234 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:26,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 [2020-12-22 06:54:26,264 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2020-12-22 06:54:26,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive [2020-12-22 06:54:26,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:54:26,326 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product15.cil.c-witness.graphml [2020-12-22 06:54:26,326 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:54:26,328 INFO L168 Benchmark]: Toolchain (without parser) took 4642.99 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 125.6 MB in the beginning and 135.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,329 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 151.0 MB. Free memory is still 124.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:54:26,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 872.32 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 105.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.44 ms. Allocated memory is still 151.0 MB. Free memory was 105.1 MB in the beginning and 102.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,330 INFO L168 Benchmark]: Boogie Preprocessor took 40.23 ms. Allocated memory is still 151.0 MB. Free memory was 102.0 MB in the beginning and 99.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,331 INFO L168 Benchmark]: RCFGBuilder took 1297.90 ms. Allocated memory is still 151.0 MB. Free memory was 99.9 MB in the beginning and 83.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,331 INFO L168 Benchmark]: TraceAbstraction took 2187.23 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 82.6 MB in the beginning and 142.6 MB in the end (delta: -60.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,332 INFO L168 Benchmark]: Witness Printer took 117.95 ms. Allocated memory is still 187.7 MB. Free memory was 142.6 MB in the beginning and 135.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:26,334 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 151.0 MB. Free memory is still 124.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 872.32 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 105.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 113.44 ms. Allocated memory is still 151.0 MB. Free memory was 105.1 MB in the beginning and 102.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.23 ms. Allocated memory is still 151.0 MB. Free memory was 102.0 MB in the beginning and 99.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1297.90 ms. Allocated memory is still 151.0 MB. Free memory was 99.9 MB in the beginning and 83.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2187.23 ms. Allocated memory was 151.0 MB in the beginning and 187.7 MB in the end (delta: 36.7 MB). Free memory was 82.6 MB in the beginning and 142.6 MB in the end (delta: -60.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 8.0 GB. * Witness Printer took 117.95 ms. Allocated memory is still 187.7 MB. Free memory was 142.6 MB in the beginning and 135.8 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 372]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 372]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 372]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((\result == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 323 SDtfs, 425 SDslu, 540 SDs, 0 SdLazy, 81 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 141 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 5537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...