/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_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:54:12,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:54:12,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:54:12,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:54:12,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:54:12,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:54:12,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:54:12,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:54:12,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:54:12,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:54:12,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:54:12,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:54:12,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:54:12,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:54:12,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:54:12,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:54:12,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:54:12,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:54:12,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:54:12,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:54:12,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:54:12,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:54:12,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:54:12,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:54:12,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:54:12,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:54:12,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:54:12,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:54:12,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:54:12,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:54:12,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:54:12,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:54:12,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:54:12,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:54:12,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:54:12,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:54:12,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:54:12,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:54:12,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:54:12,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:54:12,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:54:12,438 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:54:12,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:54:12,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:54:12,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:54:12,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:54:12,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:54:12,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:54:12,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:54:12,440 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:54:12,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:54:12,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:54:12,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:54:12,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:54:12,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:12,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:54:12,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:54:12,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:54:12,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:54:12,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:54:12,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:54:12,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:54:12,442 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:54:12,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:54:12,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:54:12,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:54:12,828 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:54:12,828 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:54:12,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2020-12-22 06:54:12,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911816be/5b348b2889ac4258b2d6f41bc83325ad/FLAG059882547 [2020-12-22 06:54:13,560 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:54:13,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product06.cil.c [2020-12-22 06:54:13,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911816be/5b348b2889ac4258b2d6f41bc83325ad/FLAG059882547 [2020-12-22 06:54:13,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911816be/5b348b2889ac4258b2d6f41bc83325ad [2020-12-22 06:54:13,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:54:13,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:54:13,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:13,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:54:13,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:54:13,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:13" (1/1) ... [2020-12-22 06:54:13,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa52c94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:13, skipping insertion in model container [2020-12-22 06:54:13,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:13" (1/1) ... [2020-12-22 06:54:13,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:54:13,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:54:13,958 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_product06.cil.c[16123,16136] [2020-12-22 06:54:13,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:13,982 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:54:14,140 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_product06.cil.c[16123,16136] [2020-12-22 06:54:14,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:14,180 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:54:14,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14 WrapperNode [2020-12-22 06:54:14,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:14,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:14,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:54:14,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:54:14,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:14,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:54:14,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:54:14,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:54:14,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (1/1) ... [2020-12-22 06:54:14,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:54:14,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:54:14,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:54:14,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:54:14,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (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 06:54:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:54:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:54:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:54:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:15,396 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:15,397 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2020-12-22 06:54:15,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:15 BoogieIcfgContainer [2020-12-22 06:54:15,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:15,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:15,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:15,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:15,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:54:13" (1/3) ... [2020-12-22 06:54:15,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63350ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:15, skipping insertion in model container [2020-12-22 06:54:15,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:14" (2/3) ... [2020-12-22 06:54:15,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63350ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:15, skipping insertion in model container [2020-12-22 06:54:15,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:15" (3/3) ... [2020-12-22 06:54:15,410 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2020-12-22 06:54:15,415 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:15,420 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:15,438 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:15,464 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:15,464 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:15,465 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:15,465 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:15,465 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:15,465 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:15,465 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:15,465 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2020-12-22 06:54:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:54:15,488 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:15,489 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 06:54:15,489 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:15,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:15,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1295986076, now seen corresponding path program 1 times [2020-12-22 06:54:15,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:15,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359612317] [2020-12-22 06:54:15,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:15,796 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 06:54:15,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359612317] [2020-12-22 06:54:15,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:15,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:15,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640624578] [2020-12-22 06:54:15,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:15,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:15,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:15,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:15,830 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 2 states. [2020-12-22 06:54:15,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:15,879 INFO L93 Difference]: Finished difference Result 139 states and 210 transitions. [2020-12-22 06:54:15,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:15,881 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:54:15,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:15,903 INFO L225 Difference]: With dead ends: 139 [2020-12-22 06:54:15,903 INFO L226 Difference]: Without dead ends: 69 [2020-12-22 06:54:15,907 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 06:54:15,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-12-22 06:54:15,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-12-22 06:54:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-12-22 06:54:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 97 transitions. [2020-12-22 06:54:15,952 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 97 transitions. Word has length 18 [2020-12-22 06:54:15,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:15,953 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 97 transitions. [2020-12-22 06:54:15,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2020-12-22 06:54:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:54:15,955 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:15,955 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 06:54:15,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:15,956 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:15,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:15,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1514822045, now seen corresponding path program 1 times [2020-12-22 06:54:15,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:15,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608388818] [2020-12-22 06:54:15,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:16,102 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 06:54:16,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608388818] [2020-12-22 06:54:16,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:16,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:16,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084436859] [2020-12-22 06:54:16,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:16,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:16,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:16,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:16,107 INFO L87 Difference]: Start difference. First operand 69 states and 97 transitions. Second operand 3 states. [2020-12-22 06:54:16,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:16,119 INFO L93 Difference]: Finished difference Result 69 states and 97 transitions. [2020-12-22 06:54:16,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:16,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:54:16,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:16,121 INFO L225 Difference]: With dead ends: 69 [2020-12-22 06:54:16,122 INFO L226 Difference]: Without dead ends: 33 [2020-12-22 06:54:16,123 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 06:54:16,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-22 06:54:16,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-22 06:54:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-22 06:54:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2020-12-22 06:54:16,129 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 19 [2020-12-22 06:54:16,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:16,129 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2020-12-22 06:54:16,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2020-12-22 06:54:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:54:16,131 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:16,131 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 06:54:16,131 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:16,131 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:16,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:16,132 INFO L82 PathProgramCache]: Analyzing trace with hash 2139510839, now seen corresponding path program 1 times [2020-12-22 06:54:16,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:16,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383850076] [2020-12-22 06:54:16,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:16,259 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 06:54:16,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383850076] [2020-12-22 06:54:16,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:16,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:16,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77670460] [2020-12-22 06:54:16,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:16,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:16,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:16,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:16,262 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 5 states. [2020-12-22 06:54:16,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:16,358 INFO L93 Difference]: Finished difference Result 59 states and 85 transitions. [2020-12-22 06:54:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:54:16,359 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:54:16,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:16,360 INFO L225 Difference]: With dead ends: 59 [2020-12-22 06:54:16,360 INFO L226 Difference]: Without dead ends: 33 [2020-12-22 06:54:16,361 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 06:54:16,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-12-22 06:54:16,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-12-22 06:54:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-12-22 06:54:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-12-22 06:54:16,367 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 24 [2020-12-22 06:54:16,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:16,368 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-12-22 06:54:16,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:16,368 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-12-22 06:54:16,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-22 06:54:16,369 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:16,370 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 06:54:16,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:16,370 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:16,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:16,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1832014585, now seen corresponding path program 1 times [2020-12-22 06:54:16,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:16,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167259274] [2020-12-22 06:54:16,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:16,465 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 06:54:16,465 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167259274] [2020-12-22 06:54:16,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:16,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:16,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723646947] [2020-12-22 06:54:16,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:16,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:16,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:16,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:16,468 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2020-12-22 06:54:16,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:16,630 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2020-12-22 06:54:16,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:16,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-12-22 06:54:16,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:16,633 INFO L225 Difference]: With dead ends: 135 [2020-12-22 06:54:16,633 INFO L226 Difference]: Without dead ends: 109 [2020-12-22 06:54:16,634 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 06:54:16,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-12-22 06:54:16,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 54. [2020-12-22 06:54:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-12-22 06:54:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2020-12-22 06:54:16,647 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 25 [2020-12-22 06:54:16,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:16,648 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2020-12-22 06:54:16,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:16,648 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2020-12-22 06:54:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-22 06:54:16,649 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:16,649 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 06:54:16,650 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:16,650 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:16,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:16,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1937784689, now seen corresponding path program 1 times [2020-12-22 06:54:16,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:16,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158125834] [2020-12-22 06:54:16,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:16,736 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 06:54:16,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158125834] [2020-12-22 06:54:16,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:16,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:16,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526399691] [2020-12-22 06:54:16,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:16,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:16,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:16,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:16,739 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand 5 states. [2020-12-22 06:54:16,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:16,823 INFO L93 Difference]: Finished difference Result 146 states and 212 transitions. [2020-12-22 06:54:16,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:54:16,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-22 06:54:16,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:16,825 INFO L225 Difference]: With dead ends: 146 [2020-12-22 06:54:16,825 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:16,826 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 06:54:16,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:16,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:16,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-12-22 06:54:16,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:16,827 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:16,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:16,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:16,828 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:16,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:17,183 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,183 INFO L189 CegarLoopUtils]: For program point L812(lines 812 816) no Hoare annotation was computed. [2020-12-22 06:54:17,183 INFO L189 CegarLoopUtils]: For program point L812-1(lines 167 173) no Hoare annotation was computed. [2020-12-22 06:54:17,183 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:54:17,183 INFO L189 CegarLoopUtils]: For program point L400(lines 400 417) no Hoare annotation was computed. [2020-12-22 06:54:17,184 INFO L185 CegarLoopUtils]: At program point L400-1(lines 1 892) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,184 INFO L189 CegarLoopUtils]: For program point L400-2(lines 400 417) no Hoare annotation was computed. [2020-12-22 06:54:17,184 INFO L185 CegarLoopUtils]: At program point L400-3(lines 1 892) the Hoare annotation is: false [2020-12-22 06:54:17,184 INFO L189 CegarLoopUtils]: For program point L400-4(lines 400 417) no Hoare annotation was computed. [2020-12-22 06:54:17,184 INFO L185 CegarLoopUtils]: At program point L400-5(lines 1 892) the Hoare annotation is: false [2020-12-22 06:54:17,185 INFO L185 CegarLoopUtils]: At program point L252(lines 247 255) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,185 INFO L185 CegarLoopUtils]: At program point L252-1(lines 247 255) the Hoare annotation is: false [2020-12-22 06:54:17,185 INFO L185 CegarLoopUtils]: At program point L252-2(lines 247 255) the Hoare annotation is: false [2020-12-22 06:54:17,185 INFO L189 CegarLoopUtils]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-12-22 06:54:17,185 INFO L192 CegarLoopUtils]: At program point L880-1(lines 880 887) the Hoare annotation is: true [2020-12-22 06:54:17,185 INFO L189 CegarLoopUtils]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-12-22 06:54:17,185 INFO L189 CegarLoopUtils]: For program point L203-1(lines 203 211) no Hoare annotation was computed. [2020-12-22 06:54:17,186 INFO L189 CegarLoopUtils]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2020-12-22 06:54:17,186 INFO L189 CegarLoopUtils]: For program point L105(lines 105 111) no Hoare annotation was computed. [2020-12-22 06:54:17,186 INFO L185 CegarLoopUtils]: At program point L105-1(lines 105 111) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,186 INFO L189 CegarLoopUtils]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-12-22 06:54:17,186 INFO L189 CegarLoopUtils]: For program point L404(lines 404 414) no Hoare annotation was computed. [2020-12-22 06:54:17,186 INFO L189 CegarLoopUtils]: For program point L404-2(lines 404 414) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L189 CegarLoopUtils]: For program point L404-4(lines 404 414) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L189 CegarLoopUtils]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L189 CegarLoopUtils]: For program point L405-2(lines 405 411) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L189 CegarLoopUtils]: For program point L405-4(lines 405 411) no Hoare annotation was computed. [2020-12-22 06:54:17,187 INFO L185 CegarLoopUtils]: At program point L174(lines 174 180) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,187 INFO L185 CegarLoopUtils]: At program point L174-1(lines 174 180) the Hoare annotation is: false [2020-12-22 06:54:17,188 INFO L185 CegarLoopUtils]: At program point L174-2(lines 174 180) the Hoare annotation is: false [2020-12-22 06:54:17,188 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,188 INFO L185 CegarLoopUtils]: At program point L389(lines 384 391) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,188 INFO L189 CegarLoopUtils]: For program point L125(lines 125 138) no Hoare annotation was computed. [2020-12-22 06:54:17,188 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,188 INFO L189 CegarLoopUtils]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-12-22 06:54:17,189 INFO L189 CegarLoopUtils]: For program point L308-3(lines 308 312) no Hoare annotation was computed. [2020-12-22 06:54:17,189 INFO L185 CegarLoopUtils]: At program point L143(lines 94 144) the Hoare annotation is: false [2020-12-22 06:54:17,189 INFO L189 CegarLoopUtils]: For program point L308-6(lines 308 312) no Hoare annotation was computed. [2020-12-22 06:54:17,189 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:54:17,189 INFO L185 CegarLoopUtils]: At program point L243(lines 236 246) the Hoare annotation is: false [2020-12-22 06:54:17,189 INFO L185 CegarLoopUtils]: At program point L243-1(lines 236 246) the Hoare annotation is: false [2020-12-22 06:54:17,189 INFO L185 CegarLoopUtils]: At program point L243-2(lines 236 246) the Hoare annotation is: false [2020-12-22 06:54:17,190 INFO L189 CegarLoopUtils]: For program point L96(lines 95 142) no Hoare annotation was computed. [2020-12-22 06:54:17,190 INFO L192 CegarLoopUtils]: At program point L889(lines 870 892) the Hoare annotation is: true [2020-12-22 06:54:17,190 INFO L185 CegarLoopUtils]: At program point L856(lines 852 858) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,190 INFO L189 CegarLoopUtils]: For program point L97(lines 97 101) no Hoare annotation was computed. [2020-12-22 06:54:17,190 INFO L185 CegarLoopUtils]: At program point L345(lines 340 348) the Hoare annotation is: false [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L345-1(lines 340 348) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L345-2(lines 340 348) the Hoare annotation is: false [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L345-3(lines 340 348) the Hoare annotation is: false [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L345-4(lines 340 348) the Hoare annotation is: false [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L345-5(lines 340 348) the Hoare annotation is: false [2020-12-22 06:54:17,191 INFO L185 CegarLoopUtils]: At program point L808-2(lines 808 822) the Hoare annotation is: false [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point L792(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point L792-2(line 792) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L189 CegarLoopUtils]: For program point L115(lines 115 121) no Hoare annotation was computed. [2020-12-22 06:54:17,192 INFO L185 CegarLoopUtils]: At program point L115-1(lines 115 121) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,193 INFO L189 CegarLoopUtils]: For program point L809(line 809) no Hoare annotation was computed. [2020-12-22 06:54:17,193 INFO L189 CegarLoopUtils]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-12-22 06:54:17,193 INFO L189 CegarLoopUtils]: For program point L199-1(lines 199 216) no Hoare annotation was computed. [2020-12-22 06:54:17,193 INFO L189 CegarLoopUtils]: For program point L133(lines 133 137) no Hoare annotation was computed. [2020-12-22 06:54:17,193 INFO L189 CegarLoopUtils]: For program point L199-2(lines 199 216) no Hoare annotation was computed. [2020-12-22 06:54:17,193 INFO L185 CegarLoopUtils]: At program point L67(lines 1 892) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-12-22 06:54:17,193 INFO L185 CegarLoopUtils]: At program point L133-2(lines 167 173) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,194 INFO L189 CegarLoopUtils]: For program point L332(lines 332 336) no Hoare annotation was computed. [2020-12-22 06:54:17,194 INFO L185 CegarLoopUtils]: At program point L167(lines 166 185) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:54:17,194 INFO L189 CegarLoopUtils]: For program point L167-1(lines 167 173) no Hoare annotation was computed. [2020-12-22 06:54:17,194 INFO L185 CegarLoopUtils]: At program point L167-2(lines 166 185) the Hoare annotation is: false [2020-12-22 06:54:17,194 INFO L185 CegarLoopUtils]: At program point L167-3(lines 166 185) the Hoare annotation is: false [2020-12-22 06:54:17,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:54:17 BoogieIcfgContainer [2020-12-22 06:54:17,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:54:17,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:54:17,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:54:17,217 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:54:17,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:15" (3/4) ... [2020-12-22 06:54:17,221 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:54:17,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:54:17,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:54:17,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:54:17,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:54:17,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:54:17,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:17,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:54:17,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:54:17,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 [2020-12-22 06:54:17,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 [2020-12-22 06:54:17,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,271 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,271 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,273 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,274 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && \result == 0) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:54:17,342 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product06.cil.c-witness.graphml [2020-12-22 06:54:17,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:54:17,345 INFO L168 Benchmark]: Toolchain (without parser) took 3725.38 ms. Allocated memory was 167.8 MB in the beginning and 213.9 MB in the end (delta: 46.1 MB). Free memory was 142.5 MB in the beginning and 99.3 MB in the end (delta: 43.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,345 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 167.8 MB. Free memory is still 139.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:54:17,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.87 ms. Allocated memory is still 167.8 MB. Free memory was 142.3 MB in the beginning and 121.8 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.64 ms. Allocated memory is still 167.8 MB. Free memory was 121.8 MB in the beginning and 118.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,347 INFO L168 Benchmark]: Boogie Preprocessor took 70.99 ms. Allocated memory is still 167.8 MB. Free memory was 118.9 MB in the beginning and 116.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,347 INFO L168 Benchmark]: RCFGBuilder took 1054.25 ms. Allocated memory is still 167.8 MB. Free memory was 116.7 MB in the beginning and 100.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,348 INFO L168 Benchmark]: TraceAbstraction took 1815.70 ms. Allocated memory was 167.8 MB in the beginning and 213.9 MB in the end (delta: 46.1 MB). Free memory was 100.0 MB in the beginning and 106.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 41.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,348 INFO L168 Benchmark]: Witness Printer took 126.21 ms. Allocated memory is still 213.9 MB. Free memory was 106.1 MB in the beginning and 99.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:54:17,350 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 167.8 MB. Free memory is still 139.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 559.87 ms. Allocated memory is still 167.8 MB. Free memory was 142.3 MB in the beginning and 121.8 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 89.64 ms. Allocated memory is still 167.8 MB. Free memory was 121.8 MB in the beginning and 118.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 70.99 ms. Allocated memory is still 167.8 MB. Free memory was 118.9 MB in the beginning and 116.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1054.25 ms. Allocated memory is still 167.8 MB. Free memory was 116.7 MB in the beginning and 100.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1815.70 ms. Allocated memory was 167.8 MB in the beginning and 213.9 MB in the end (delta: 46.1 MB). Free memory was 100.0 MB in the beginning and 106.1 MB in the end (delta: -6.0 MB). Peak memory consumption was 41.7 MB. Max. memory is 8.0 GB. * Witness Printer took 126.21 ms. Allocated memory is still 213.9 MB. Free memory was 106.1 MB in the beginning and 99.3 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: 792]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 792]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 792]: 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: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && \result == 0) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 384]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 73 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 301 SDtfs, 352 SDslu, 259 SDs, 0 SdLazy, 60 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 73 NumberOfFragments, 218 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1978 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4755 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...