/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_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:54:50,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:54:50,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:54:50,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 06:54:50,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:54:50,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:54:50,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:54:50,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:54:50,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:54:50,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:54:50,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:54:50,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:54:50,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:54:50,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:54:50,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:54:50,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:54:50,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:54:50,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:54:50,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:54:50,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:54:50,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:54:50,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:54:50,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:54:50,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:54:50,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:54:50,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:54:50,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:54:50,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:54:50,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:54:50,659 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:54:50,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:54:50,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:54:50,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:54:50,665 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:54:50,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:54:50,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:54:50,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:54:50,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:54:50,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:54:50,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:54:50,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:54:50,668 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:54:50,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:54:50,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:54:50,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:54:50,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:54:50,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:54:50,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:54:50,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:54:50,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:54:50,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:54:50,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:54:50,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:54:50,670 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:54:50,671 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:54:51,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:54:51,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:54:51,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:54:51,190 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:54:51,191 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:54:51,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2020-12-22 06:54:51,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81bc7313a/f082d69a1a7245279ce22607eb3bb89c/FLAGad8778be7 [2020-12-22 06:54:51,985 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:54:51,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2020-12-22 06:54:52,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81bc7313a/f082d69a1a7245279ce22607eb3bb89c/FLAGad8778be7 [2020-12-22 06:54:52,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81bc7313a/f082d69a1a7245279ce22607eb3bb89c [2020-12-22 06:54:52,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:54:52,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:54:52,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:52,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:54:52,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:54:52,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318136b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52, skipping insertion in model container [2020-12-22 06:54:52,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:54:52,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:54:52,684 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_product54.cil.c[19011,19024] [2020-12-22 06:54:52,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:52,700 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:54:52,824 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_product54.cil.c[19011,19024] [2020-12-22 06:54:52,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:54:52,919 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:54:52,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52 WrapperNode [2020-12-22 06:54:52,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:54:52,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:52,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:54:52,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:54:52,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:52,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:54:53,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:54:53,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:54:53,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:54:53,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (1/1) ... [2020-12-22 06:54:53,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:54:53,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:54:53,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:54:53,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:54:53,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (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 06:54:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:54:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:54:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:54:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:54:54,677 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:54:54,677 INFO L299 CfgBuilder]: Removed 280 assume(true) statements. [2020-12-22 06:54:54,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:54 BoogieIcfgContainer [2020-12-22 06:54:54,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:54:54,682 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:54:54,682 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:54:54,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:54:54,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:54:52" (1/3) ... [2020-12-22 06:54:54,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da8384d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:54, skipping insertion in model container [2020-12-22 06:54:54,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:54:52" (2/3) ... [2020-12-22 06:54:54,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da8384d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:54:54, skipping insertion in model container [2020-12-22 06:54:54,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:54" (3/3) ... [2020-12-22 06:54:54,690 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2020-12-22 06:54:54,697 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:54:54,704 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:54:54,724 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:54:54,754 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:54:54,755 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:54:54,755 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:54:54,755 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:54:54,755 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:54:54,755 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:54:54,755 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:54:54,756 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:54:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-12-22 06:54:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:54:54,784 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:54,785 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 06:54:54,785 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:54,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:54,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1825990556, now seen corresponding path program 1 times [2020-12-22 06:54:54,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:54,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710017134] [2020-12-22 06:54:54,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,143 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 06:54:55,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710017134] [2020-12-22 06:54:55,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:55,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708509061] [2020-12-22 06:54:55,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:54:55,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:54:55,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:54:55,169 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2020-12-22 06:54:55,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,218 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2020-12-22 06:54:55,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:54:55,220 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:54:55,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,236 INFO L225 Difference]: With dead ends: 379 [2020-12-22 06:54:55,237 INFO L226 Difference]: Without dead ends: 189 [2020-12-22 06:54:55,242 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 06:54:55,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2020-12-22 06:54:55,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2020-12-22 06:54:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-12-22 06:54:55,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2020-12-22 06:54:55,314 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2020-12-22 06:54:55,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,315 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2020-12-22 06:54:55,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:54:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2020-12-22 06:54:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:54:55,317 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,317 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 06:54:55,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:54:55,318 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,321 INFO L82 PathProgramCache]: Analyzing trace with hash -2044826525, now seen corresponding path program 1 times [2020-12-22 06:54:55,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124630198] [2020-12-22 06:54:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,535 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 06:54:55,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124630198] [2020-12-22 06:54:55,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:55,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108366212] [2020-12-22 06:54:55,538 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:55,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:55,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:55,540 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand 3 states. [2020-12-22 06:54:55,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,560 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2020-12-22 06:54:55,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:55,560 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:54:55,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,562 INFO L225 Difference]: With dead ends: 189 [2020-12-22 06:54:55,562 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:54:55,564 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 06:54:55,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:54:55,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:54:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:54:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-12-22 06:54:55,575 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-12-22 06:54:55,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,575 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-12-22 06:54:55,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-12-22 06:54:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:54:55,576 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,577 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 06:54:55,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:54:55,577 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,578 INFO L82 PathProgramCache]: Analyzing trace with hash 2130030647, now seen corresponding path program 1 times [2020-12-22 06:54:55,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893460520] [2020-12-22 06:54:55,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,717 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 06:54:55,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893460520] [2020-12-22 06:54:55,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:55,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796742754] [2020-12-22 06:54:55,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:55,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:55,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:55,721 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2020-12-22 06:54:55,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,750 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2020-12-22 06:54:55,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:55,751 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-22 06:54:55,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,752 INFO L225 Difference]: With dead ends: 139 [2020-12-22 06:54:55,752 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:54:55,754 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 06:54:55,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:54:55,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:54:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:54:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-12-22 06:54:55,763 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-12-22 06:54:55,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,764 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-12-22 06:54:55,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-12-22 06:54:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:54:55,766 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,766 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, 1] [2020-12-22 06:54:55,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:54:55,766 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1328729652, now seen corresponding path program 1 times [2020-12-22 06:54:55,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657594843] [2020-12-22 06:54:55,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:55,833 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 06:54:55,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657594843] [2020-12-22 06:54:55,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:55,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:55,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504664215] [2020-12-22 06:54:55,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:55,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:55,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:55,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:55,837 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-12-22 06:54:55,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:55,923 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2020-12-22 06:54:55,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:55,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:54:55,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:55,926 INFO L225 Difference]: With dead ends: 149 [2020-12-22 06:54:55,926 INFO L226 Difference]: Without dead ends: 83 [2020-12-22 06:54:55,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 06:54:55,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-22 06:54:55,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2020-12-22 06:54:55,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-12-22 06:54:55,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2020-12-22 06:54:55,939 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2020-12-22 06:54:55,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:55,939 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2020-12-22 06:54:55,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2020-12-22 06:54:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:54:55,941 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:55,941 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:55,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:54:55,942 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:55,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:55,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1714317344, now seen corresponding path program 1 times [2020-12-22 06:54:55,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:55,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555939809] [2020-12-22 06:54:55,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,024 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 06:54:56,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555939809] [2020-12-22 06:54:56,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:56,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149844980] [2020-12-22 06:54:56,026 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:56,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:56,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,029 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand 5 states. [2020-12-22 06:54:56,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,174 INFO L93 Difference]: Finished difference Result 385 states and 558 transitions. [2020-12-22 06:54:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:54:56,177 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:54:56,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,182 INFO L225 Difference]: With dead ends: 385 [2020-12-22 06:54:56,183 INFO L226 Difference]: Without dead ends: 311 [2020-12-22 06:54:56,187 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 06:54:56,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2020-12-22 06:54:56,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 147. [2020-12-22 06:54:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-12-22 06:54:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 208 transitions. [2020-12-22 06:54:56,237 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 208 transitions. Word has length 33 [2020-12-22 06:54:56,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,238 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 208 transitions. [2020-12-22 06:54:56,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:56,238 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 208 transitions. [2020-12-22 06:54:56,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:56,242 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,242 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:54:56,244 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1709464728, now seen corresponding path program 1 times [2020-12-22 06:54:56,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60845137] [2020-12-22 06:54:56,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,381 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 06:54:56,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60845137] [2020-12-22 06:54:56,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:54:56,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872285587] [2020-12-22 06:54:56,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:56,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:56,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,388 INFO L87 Difference]: Start difference. First operand 147 states and 208 transitions. Second operand 5 states. [2020-12-22 06:54:56,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,559 INFO L93 Difference]: Finished difference Result 550 states and 785 transitions. [2020-12-22 06:54:56,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:54:56,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:54:56,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,564 INFO L225 Difference]: With dead ends: 550 [2020-12-22 06:54:56,565 INFO L226 Difference]: Without dead ends: 410 [2020-12-22 06:54:56,566 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 06:54:56,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2020-12-22 06:54:56,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 146. [2020-12-22 06:54:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-12-22 06:54:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 205 transitions. [2020-12-22 06:54:56,585 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 205 transitions. Word has length 34 [2020-12-22 06:54:56,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,586 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 205 transitions. [2020-12-22 06:54:56,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2020-12-22 06:54:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:56,587 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,588 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:54:56,588 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,589 INFO L82 PathProgramCache]: Analyzing trace with hash 776001019, now seen corresponding path program 1 times [2020-12-22 06:54:56,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934287163] [2020-12-22 06:54:56,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,647 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 06:54:56,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934287163] [2020-12-22 06:54:56,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:56,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025650805] [2020-12-22 06:54:56,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:56,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:56,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,650 INFO L87 Difference]: Start difference. First operand 146 states and 205 transitions. Second operand 5 states. [2020-12-22 06:54:56,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,735 INFO L93 Difference]: Finished difference Result 381 states and 529 transitions. [2020-12-22 06:54:56,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:54:56,736 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:54:56,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,738 INFO L225 Difference]: With dead ends: 381 [2020-12-22 06:54:56,738 INFO L226 Difference]: Without dead ends: 242 [2020-12-22 06:54:56,739 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 06:54:56,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2020-12-22 06:54:56,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 164. [2020-12-22 06:54:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-22 06:54:56,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2020-12-22 06:54:56,755 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2020-12-22 06:54:56,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,755 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2020-12-22 06:54:56,755 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:56,755 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2020-12-22 06:54:56,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:56,756 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,757 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:54:56,757 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1477065597, now seen corresponding path program 1 times [2020-12-22 06:54:56,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69521063] [2020-12-22 06:54:56,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:56,812 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 06:54:56,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69521063] [2020-12-22 06:54:56,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:56,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:54:56,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596672130] [2020-12-22 06:54:56,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:54:56,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:56,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:54:56,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:56,815 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand 5 states. [2020-12-22 06:54:56,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:56,935 INFO L93 Difference]: Finished difference Result 431 states and 579 transitions. [2020-12-22 06:54:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:54:56,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:54:56,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:56,938 INFO L225 Difference]: With dead ends: 431 [2020-12-22 06:54:56,938 INFO L226 Difference]: Without dead ends: 274 [2020-12-22 06:54:56,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:54:56,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-12-22 06:54:56,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 176. [2020-12-22 06:54:56,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-12-22 06:54:56,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2020-12-22 06:54:56,959 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2020-12-22 06:54:56,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:56,960 INFO L481 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2020-12-22 06:54:56,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:54:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2020-12-22 06:54:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:54:56,963 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:56,963 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:56,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:54:56,964 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:56,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:56,965 INFO L82 PathProgramCache]: Analyzing trace with hash 890259583, now seen corresponding path program 1 times [2020-12-22 06:54:56,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:56,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639458914] [2020-12-22 06:54:56,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:57,055 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 06:54:57,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639458914] [2020-12-22 06:54:57,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:57,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:54:57,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957741043] [2020-12-22 06:54:57,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:57,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:57,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:57,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:57,064 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand 3 states. [2020-12-22 06:54:57,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:57,106 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2020-12-22 06:54:57,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:57,107 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-22 06:54:57,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:57,108 INFO L225 Difference]: With dead ends: 397 [2020-12-22 06:54:57,109 INFO L226 Difference]: Without dead ends: 228 [2020-12-22 06:54:57,109 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 06:54:57,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-12-22 06:54:57,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2020-12-22 06:54:57,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-22 06:54:57,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2020-12-22 06:54:57,134 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2020-12-22 06:54:57,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:57,136 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2020-12-22 06:54:57,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:57,136 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2020-12-22 06:54:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-22 06:54:57,137 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:57,137 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:57,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:54:57,139 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:57,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:57,140 INFO L82 PathProgramCache]: Analyzing trace with hash -505686593, now seen corresponding path program 1 times [2020-12-22 06:54:57,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:57,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641371274] [2020-12-22 06:54:57,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:57,210 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 06:54:57,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641371274] [2020-12-22 06:54:57,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:54:57,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:54:57,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621507031] [2020-12-22 06:54:57,211 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:57,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:57,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:57,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:54:57,213 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand 3 states. [2020-12-22 06:54:57,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:57,285 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2020-12-22 06:54:57,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:57,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-22 06:54:57,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:57,293 INFO L225 Difference]: With dead ends: 365 [2020-12-22 06:54:57,293 INFO L226 Difference]: Without dead ends: 363 [2020-12-22 06:54:57,294 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 06:54:57,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2020-12-22 06:54:57,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2020-12-22 06:54:57,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-22 06:54:57,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2020-12-22 06:54:57,321 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2020-12-22 06:54:57,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:57,321 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2020-12-22 06:54:57,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2020-12-22 06:54:57,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-22 06:54:57,322 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:57,323 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:57,323 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:54:57,323 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:57,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:57,324 INFO L82 PathProgramCache]: Analyzing trace with hash 680815253, now seen corresponding path program 1 times [2020-12-22 06:54:57,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:57,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26266355] [2020-12-22 06:54:57,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:57,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26266355] [2020-12-22 06:54:57,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864269639] [2020-12-22 06:54:57,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:54:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:57,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 06:54:57,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:54:57,676 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 06:54:57,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:54:57,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 06:54:57,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955230402] [2020-12-22 06:54:57,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:54:57,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:57,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:54:57,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:57,681 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand 3 states. [2020-12-22 06:54:57,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:57,922 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2020-12-22 06:54:57,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:54:57,923 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-12-22 06:54:57,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:57,926 INFO L225 Difference]: With dead ends: 436 [2020-12-22 06:54:57,927 INFO L226 Difference]: Without dead ends: 213 [2020-12-22 06:54:57,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:54:57,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-12-22 06:54:57,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-12-22 06:54:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-12-22 06:54:57,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2020-12-22 06:54:57,949 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2020-12-22 06:54:57,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:57,950 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2020-12-22 06:54:57,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:54:57,950 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2020-12-22 06:54:57,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:54:57,952 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:54:57,952 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:54:58,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-22 06:54:58,166 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:54:58,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:54:58,167 INFO L82 PathProgramCache]: Analyzing trace with hash 774803910, now seen corresponding path program 1 times [2020-12-22 06:54:58,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:54:58,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449602090] [2020-12-22 06:54:58,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:54:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 06:54:58,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449602090] [2020-12-22 06:54:58,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845003852] [2020-12-22 06:54:58,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 06:54:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:54:58,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-22 06:54:58,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 06:54:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-22 06:54:58,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 06:54:58,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2020-12-22 06:54:58,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045293783] [2020-12-22 06:54:58,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:54:58,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:54:58,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:54:58,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-12-22 06:54:58,619 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand 6 states. [2020-12-22 06:54:58,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:54:58,876 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2020-12-22 06:54:58,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 06:54:58,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-12-22 06:54:58,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:54:58,877 INFO L225 Difference]: With dead ends: 678 [2020-12-22 06:54:58,877 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:54:58,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2020-12-22 06:54:58,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:54:58,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:54:58,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:54:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:54:58,880 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:54:58,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:54:58,880 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:54:58,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:54:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:54:58,881 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:54:59,093 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-22 06:54:59,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:54:59,230 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 67 [2020-12-22 06:54:59,339 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 67 [2020-12-22 06:54:59,485 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 71 [2020-12-22 06:54:59,617 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 57 [2020-12-22 06:55:00,281 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2020-12-22 06:55:00,488 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2020-12-22 06:55:00,772 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 20 [2020-12-22 06:55:01,013 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 23 [2020-12-22 06:55:01,374 WARN L197 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 23 [2020-12-22 06:55:01,560 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2020-12-22 06:55:01,774 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2020-12-22 06:55:01,890 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 20 [2020-12-22 06:55:01,998 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 21 [2020-12-22 06:55:02,227 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2020-12-22 06:55:02,233 INFO L185 CegarLoopUtils]: At program point L960(lines 955 963) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:55:02,233 INFO L185 CegarLoopUtils]: At program point L960-1(lines 955 963) the Hoare annotation is: false [2020-12-22 06:55:02,233 INFO L185 CegarLoopUtils]: At program point L960-2(lines 955 963) the Hoare annotation is: false [2020-12-22 06:55:02,234 INFO L185 CegarLoopUtils]: At program point L960-3(lines 955 963) the Hoare annotation is: false [2020-12-22 06:55:02,234 INFO L185 CegarLoopUtils]: At program point L960-4(lines 955 963) the Hoare annotation is: false [2020-12-22 06:55:02,234 INFO L185 CegarLoopUtils]: At program point L960-5(lines 955 963) the Hoare annotation is: false [2020-12-22 06:55:02,234 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,234 INFO L189 CegarLoopUtils]: For program point L597(lines 597 610) no Hoare annotation was computed. [2020-12-22 06:55:02,234 INFO L189 CegarLoopUtils]: For program point L168(lines 168 185) no Hoare annotation was computed. [2020-12-22 06:55:02,235 INFO L185 CegarLoopUtils]: At program point L168-1(lines 1 1007) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0) .cse5 .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse6 .cse7 .cse4))) [2020-12-22 06:55:02,235 INFO L189 CegarLoopUtils]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2020-12-22 06:55:02,235 INFO L185 CegarLoopUtils]: At program point L168-3(lines 1 1007) the Hoare annotation is: false [2020-12-22 06:55:02,235 INFO L189 CegarLoopUtils]: For program point L168-4(lines 168 185) no Hoare annotation was computed. [2020-12-22 06:55:02,235 INFO L185 CegarLoopUtils]: At program point L168-5(lines 1 1007) the Hoare annotation is: false [2020-12-22 06:55:02,235 INFO L185 CegarLoopUtils]: At program point L829(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-1(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-2(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-3(lines 814 832) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)))) [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-4(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-5(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,236 INFO L185 CegarLoopUtils]: At program point L829-6(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L829-7(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L829-8(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L829-9(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L829-10(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L829-11(lines 814 832) the Hoare annotation is: false [2020-12-22 06:55:02,237 INFO L185 CegarLoopUtils]: At program point L995(lines 990 998) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:02,238 INFO L185 CegarLoopUtils]: At program point L765(lines 758 768) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0)))) [2020-12-22 06:55:02,238 INFO L185 CegarLoopUtils]: At program point L765-1(lines 758 768) the Hoare annotation is: false [2020-12-22 06:55:02,238 INFO L189 CegarLoopUtils]: For program point L699(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,238 INFO L185 CegarLoopUtils]: At program point L765-2(lines 758 768) the Hoare annotation is: false [2020-12-22 06:55:02,238 INFO L189 CegarLoopUtils]: For program point L699-1(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,238 INFO L189 CegarLoopUtils]: For program point L699-2(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,239 INFO L189 CegarLoopUtils]: For program point L699-3(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,239 INFO L189 CegarLoopUtils]: For program point L699-4(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,239 INFO L189 CegarLoopUtils]: For program point L699-5(lines 699 707) no Hoare annotation was computed. [2020-12-22 06:55:02,239 INFO L185 CegarLoopUtils]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:02,239 INFO L189 CegarLoopUtils]: For program point L568(lines 567 614) no Hoare annotation was computed. [2020-12-22 06:55:02,239 INFO L189 CegarLoopUtils]: For program point L172(lines 172 182) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L172-2(lines 172 182) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L172-4(lines 172 182) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L173(lines 173 179) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L669(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,240 INFO L189 CegarLoopUtils]: For program point L669-1(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-2(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-3(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-4(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-5(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-6(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-7(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-8(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,241 INFO L189 CegarLoopUtils]: For program point L669-9(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,242 INFO L189 CegarLoopUtils]: For program point L669-10(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,261 INFO L189 CegarLoopUtils]: For program point L669-11(lines 669 686) no Hoare annotation was computed. [2020-12-22 06:55:02,261 INFO L189 CegarLoopUtils]: For program point L868(lines 868 872) no Hoare annotation was computed. [2020-12-22 06:55:02,261 INFO L189 CegarLoopUtils]: For program point L868-3(lines 868 872) no Hoare annotation was computed. [2020-12-22 06:55:02,261 INFO L189 CegarLoopUtils]: For program point L868-6(lines 868 872) no Hoare annotation was computed. [2020-12-22 06:55:02,261 INFO L185 CegarLoopUtils]: At program point L637(lines 636 655) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse3 .cse5 .cse6) (and .cse4 .cse0 .cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse5) (and .cse4 .cse0 .cse1 .cse3) (and .cse0 .cse2 .cse3 .cse5 .cse6))) [2020-12-22 06:55:02,262 INFO L189 CegarLoopUtils]: For program point L637-1(lines 637 643) no Hoare annotation was computed. [2020-12-22 06:55:02,262 INFO L185 CegarLoopUtils]: At program point L637-2(lines 636 655) the Hoare annotation is: false [2020-12-22 06:55:02,262 INFO L185 CegarLoopUtils]: At program point L637-3(lines 636 655) the Hoare annotation is: false [2020-12-22 06:55:02,262 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,262 INFO L189 CegarLoopUtils]: For program point L605(lines 605 609) no Hoare annotation was computed. [2020-12-22 06:55:02,262 INFO L185 CegarLoopUtils]: At program point L605-2(lines 637 643) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse1 .cse5 .cse2) (and .cse1 .cse5 .cse6 .cse2 .cse4) (and .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-12-22 06:55:02,263 INFO L192 CegarLoopUtils]: At program point L143(lines 124 146) the Hoare annotation is: true [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673-1(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673-2(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673-3(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673-4(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,263 INFO L189 CegarLoopUtils]: For program point L673-5(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-6(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-7(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-8(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-9(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-10(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L673-11(lines 673 681) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L1004(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,264 INFO L189 CegarLoopUtils]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,265 INFO L189 CegarLoopUtils]: For program point L1004-2(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,265 INFO L185 CegarLoopUtils]: At program point L905(lines 900 908) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2) (and .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0)))) [2020-12-22 06:55:02,265 INFO L185 CegarLoopUtils]: At program point L905-1(lines 900 908) the Hoare annotation is: (let ((.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse6 .cse7 .cse1 .cse2) (and .cse5 .cse6 .cse0 .cse7 .cse2))) [2020-12-22 06:55:02,265 INFO L185 CegarLoopUtils]: At program point L905-2(lines 900 908) the Hoare annotation is: false [2020-12-22 06:55:02,265 INFO L185 CegarLoopUtils]: At program point L905-3(lines 900 908) the Hoare annotation is: false [2020-12-22 06:55:02,265 INFO L185 CegarLoopUtils]: At program point L905-4(lines 900 908) the Hoare annotation is: false [2020-12-22 06:55:02,266 INFO L185 CegarLoopUtils]: At program point L905-5(lines 900 908) the Hoare annotation is: false [2020-12-22 06:55:02,266 INFO L185 CegarLoopUtils]: At program point L774(lines 769 777) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)))) [2020-12-22 06:55:02,266 INFO L185 CegarLoopUtils]: At program point L774-1(lines 769 777) the Hoare annotation is: false [2020-12-22 06:55:02,266 INFO L185 CegarLoopUtils]: At program point L774-2(lines 769 777) the Hoare annotation is: false [2020-12-22 06:55:02,266 INFO L189 CegarLoopUtils]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-12-22 06:55:02,266 INFO L185 CegarLoopUtils]: At program point L577-1(lines 577 583) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~1 0) .cse5 .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse6 .cse7 .cse4))) [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842-2(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842-3(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842-5(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L185 CegarLoopUtils]: At program point L644(lines 644 650) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse3 .cse5 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse2 .cse3 .cse5) (and .cse4 .cse0 .cse1 .cse3))) [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842-6(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L185 CegarLoopUtils]: At program point L644-1(lines 644 650) the Hoare annotation is: false [2020-12-22 06:55:02,267 INFO L189 CegarLoopUtils]: For program point L842-8(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,267 INFO L185 CegarLoopUtils]: At program point L644-2(lines 644 650) the Hoare annotation is: false [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-9(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-11(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-12(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-14(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-15(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L842-17(lines 842 846) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L945(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,268 INFO L189 CegarLoopUtils]: For program point L945-1(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-2(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-3(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-4(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-5(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-6(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-7(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-8(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L189 CegarLoopUtils]: For program point L945-9(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,269 INFO L185 CegarLoopUtils]: At program point L615(lines 566 616) the Hoare annotation is: false [2020-12-22 06:55:02,270 INFO L189 CegarLoopUtils]: For program point L945-10(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,270 INFO L189 CegarLoopUtils]: For program point L945-11(lines 945 951) no Hoare annotation was computed. [2020-12-22 06:55:02,270 INFO L185 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-12-22 06:55:02,270 INFO L189 CegarLoopUtils]: For program point L880(lines 880 884) no Hoare annotation was computed. [2020-12-22 06:55:02,270 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-22 06:55:02,270 INFO L185 CegarLoopUtils]: At program point L848(lines 833 851) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:55:02,270 INFO L185 CegarLoopUtils]: At program point L848-1(lines 833 851) the Hoare annotation is: false [2020-12-22 06:55:02,271 INFO L185 CegarLoopUtils]: At program point L848-2(lines 833 851) the Hoare annotation is: false [2020-12-22 06:55:02,271 INFO L185 CegarLoopUtils]: At program point L848-3(lines 833 851) the Hoare annotation is: false [2020-12-22 06:55:02,271 INFO L185 CegarLoopUtils]: At program point L848-4(lines 833 851) the Hoare annotation is: false [2020-12-22 06:55:02,271 INFO L185 CegarLoopUtils]: At program point L848-5(lines 833 851) the Hoare annotation is: false [2020-12-22 06:55:02,271 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:02,271 INFO L185 CegarLoopUtils]: At program point L157(lines 152 159) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:02,271 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-22 06:55:02,271 INFO L189 CegarLoopUtils]: For program point L58-1(lines 637 643) no Hoare annotation was computed. [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-1(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-2(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-3(lines 941 954) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)))) [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-4(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-5(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-6(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,272 INFO L185 CegarLoopUtils]: At program point L950-7(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,273 INFO L185 CegarLoopUtils]: At program point L950-8(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,273 INFO L185 CegarLoopUtils]: At program point L950-9(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,273 INFO L185 CegarLoopUtils]: At program point L950-10(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,273 INFO L189 CegarLoopUtils]: For program point L587(lines 587 593) no Hoare annotation was computed. [2020-12-22 06:55:02,273 INFO L185 CegarLoopUtils]: At program point L950-11(lines 941 954) the Hoare annotation is: false [2020-12-22 06:55:02,273 INFO L185 CegarLoopUtils]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse1 .cse5 .cse2) (and .cse1 .cse5 .cse6 .cse2 .cse4) (and .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-12-22 06:55:02,273 INFO L189 CegarLoopUtils]: For program point L721(lines 721 738) no Hoare annotation was computed. [2020-12-22 06:55:02,273 INFO L189 CegarLoopUtils]: For program point L721-1(lines 721 738) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L721-2(lines 721 738) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L185 CegarLoopUtils]: At program point L987(lines 1 1007) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823-2(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823-5(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,274 INFO L189 CegarLoopUtils]: For program point L823-8(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-9(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-11(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-12(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-14(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-15(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-17(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-18(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-20(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,275 INFO L189 CegarLoopUtils]: For program point L823-21(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-23(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-24(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-26(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-27(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-29(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-30(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-32(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L823-33(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L725(lines 725 733) no Hoare annotation was computed. [2020-12-22 06:55:02,276 INFO L189 CegarLoopUtils]: For program point L725-1(lines 725 733) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L823-35(lines 823 827) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L892(lines 892 896) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L695(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,277 INFO L189 CegarLoopUtils]: For program point L695-1(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L189 CegarLoopUtils]: For program point L695-2(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L189 CegarLoopUtils]: For program point L695-3(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L189 CegarLoopUtils]: For program point L695-4(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L189 CegarLoopUtils]: For program point L695-5(lines 695 712) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L189 CegarLoopUtils]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-12-22 06:55:02,278 INFO L192 CegarLoopUtils]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2020-12-22 06:55:02,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:02 BoogieIcfgContainer [2020-12-22 06:55:02,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:02,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:02,318 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:02,318 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:02,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:54:54" (3/4) ... [2020-12-22 06:55:02,326 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:02,362 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:02,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:02,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:02,369 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:02,371 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:02,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:02,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:02,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((((tmp == 0 && 1 <= pumpRunning) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((((tmp == 0 && 1 <= pumpRunning) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) [2020-12-22 06:55:02,419 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-22 06:55:02,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2020-12-22 06:55:02,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,427 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,431 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2020-12-22 06:55:02,432 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:02,432 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2020-12-22 06:55:02,567 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product54.cil.c-witness.graphml [2020-12-22 06:55:02,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:02,569 INFO L168 Benchmark]: Toolchain (without parser) took 10325.57 ms. Allocated memory was 160.4 MB in the beginning and 287.3 MB in the end (delta: 126.9 MB). Free memory was 113.4 MB in the beginning and 241.0 MB in the end (delta: -127.6 MB). Peak memory consumption was 839.2 kB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,569 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 160.4 MB. Free memory is still 132.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:02,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.82 ms. Allocated memory is still 160.4 MB. Free memory was 113.1 MB in the beginning and 140.8 MB in the end (delta: -27.7 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.00 ms. Allocated memory is still 160.4 MB. Free memory was 141.7 MB in the beginning and 136.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,570 INFO L168 Benchmark]: Boogie Preprocessor took 99.17 ms. Allocated memory is still 160.4 MB. Free memory was 136.6 MB in the beginning and 133.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,571 INFO L168 Benchmark]: RCFGBuilder took 1491.10 ms. Allocated memory is still 160.4 MB. Free memory was 133.2 MB in the beginning and 112.0 MB in the end (delta: 21.2 MB). Peak memory consumption was 62.6 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,571 INFO L168 Benchmark]: TraceAbstraction took 7635.41 ms. Allocated memory was 160.4 MB in the beginning and 287.3 MB in the end (delta: 126.9 MB). Free memory was 111.5 MB in the beginning and 257.2 MB in the end (delta: -145.8 MB). Peak memory consumption was 138.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,571 INFO L168 Benchmark]: Witness Printer took 249.15 ms. Allocated memory is still 287.3 MB. Free memory was 257.2 MB in the beginning and 241.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:02,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 160.4 MB. Free memory is still 132.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 676.82 ms. Allocated memory is still 160.4 MB. Free memory was 113.1 MB in the beginning and 140.8 MB in the end (delta: -27.7 MB). Peak memory consumption was 29.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 152.00 ms. Allocated memory is still 160.4 MB. Free memory was 141.7 MB in the beginning and 136.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 99.17 ms. Allocated memory is still 160.4 MB. Free memory was 136.6 MB in the beginning and 133.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1491.10 ms. Allocated memory is still 160.4 MB. Free memory was 133.2 MB in the beginning and 112.0 MB in the end (delta: 21.2 MB). Peak memory consumption was 62.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7635.41 ms. Allocated memory was 160.4 MB in the beginning and 287.3 MB in the end (delta: 126.9 MB). Free memory was 111.5 MB in the beginning and 257.2 MB in the end (delta: -145.8 MB). Peak memory consumption was 138.9 MB. Max. memory is 8.0 GB. * Witness Printer took 249.15 ms. Allocated memory is still 287.3 MB. Free memory was 257.2 MB in the beginning and 241.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1004]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((((tmp == 0 && 1 <= pumpRunning) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((((tmp == 0 && 1 <= pumpRunning) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical)) || (((1 <= pumpRunning && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.3s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1481 SDtfs, 1546 SDslu, 1904 SDs, 0 SdLazy, 271 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 194 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 687 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 254 NumberOfFragments, 857 HoareAnnotationTreeSize, 68 FomulaSimplifications, 163236 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 68 FomulaSimplificationsInter, 9359 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 538 NumberOfCodeBlocks, 538 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 524 ConstructedInterpolants, 0 QuantifiedInterpolants, 46765 SizeOfPredicates, 5 NumberOfNonLiveVariables, 916 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 79/84 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...