/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_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:01,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:01,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:02,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:02,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:02,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:02,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:02,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:02,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:02,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:02,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:02,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:02,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:02,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:02,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:02,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:02,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:02,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:02,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:02,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:02,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:02,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:02,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:02,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:02,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:55:02,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:02,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:02,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:02,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:02,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:02,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:02,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:02,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:02,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:02,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:02,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:02,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:02,219 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:02,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:02,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:02,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:02,225 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:02,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:02,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:02,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:02,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:02,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:02,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:02,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:02,229 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:02,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:02,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:02,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:02,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:02,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:02,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:02,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:02,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:02,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:02,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:02,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:02,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:02,232 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:02,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:02,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:02,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:02,700 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:02,701 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:02,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-12-22 06:55:02,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce0d5493e/a32e650a134a449689aaafc0586d5d01/FLAG3af712248 [2020-12-22 06:55:03,648 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:03,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2020-12-22 06:55:03,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce0d5493e/a32e650a134a449689aaafc0586d5d01/FLAG3af712248 [2020-12-22 06:55:03,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce0d5493e/a32e650a134a449689aaafc0586d5d01 [2020-12-22 06:55:03,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:03,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:03,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:03,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:03,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:03,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:03" (1/1) ... [2020-12-22 06:55:03,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dd7d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:03, skipping insertion in model container [2020-12-22 06:55:03,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:03" (1/1) ... [2020-12-22 06:55:03,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:03,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:04,254 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_product62.cil.c[12348,12361] [2020-12-22 06:55:04,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:04,362 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:04,418 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_product62.cil.c[12348,12361] [2020-12-22 06:55:04,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:04,553 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:04,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04 WrapperNode [2020-12-22 06:55:04,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:04,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:04,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:04,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:04,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:04,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:04,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:04,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:04,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (1/1) ... [2020-12-22 06:55:04,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:04,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:04,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:04,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:04,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (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 06:55:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:04,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:06,480 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:06,480 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2020-12-22 06:55:06,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:06 BoogieIcfgContainer [2020-12-22 06:55:06,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:06,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:06,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:06,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:06,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:03" (1/3) ... [2020-12-22 06:55:06,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea05bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:06, skipping insertion in model container [2020-12-22 06:55:06,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:04" (2/3) ... [2020-12-22 06:55:06,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea05bd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:06, skipping insertion in model container [2020-12-22 06:55:06,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:06" (3/3) ... [2020-12-22 06:55:06,492 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product62.cil.c [2020-12-22 06:55:06,499 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:06,504 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:06,524 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:06,553 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:06,553 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:06,554 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:06,554 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:06,554 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:06,554 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:06,554 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:06,554 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2020-12-22 06:55:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:06,583 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:06,584 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 06:55:06,585 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:06,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:06,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1958491676, now seen corresponding path program 1 times [2020-12-22 06:55:06,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:06,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438467309] [2020-12-22 06:55:06,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:06,974 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 06:55:06,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438467309] [2020-12-22 06:55:06,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:06,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:06,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579139938] [2020-12-22 06:55:06,983 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:06,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:07,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:07,007 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2020-12-22 06:55:07,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,063 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2020-12-22 06:55:07,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:07,065 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:07,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,080 INFO L225 Difference]: With dead ends: 451 [2020-12-22 06:55:07,081 INFO L226 Difference]: Without dead ends: 225 [2020-12-22 06:55:07,085 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 06:55:07,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-12-22 06:55:07,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-12-22 06:55:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-12-22 06:55:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-12-22 06:55:07,150 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-12-22 06:55:07,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,151 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-12-22 06:55:07,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-12-22 06:55:07,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:07,153 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,153 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 06:55:07,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:07,154 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,155 INFO L82 PathProgramCache]: Analyzing trace with hash 2117639651, now seen corresponding path program 1 times [2020-12-22 06:55:07,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938835354] [2020-12-22 06:55:07,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,245 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 06:55:07,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938835354] [2020-12-22 06:55:07,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:07,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551876738] [2020-12-22 06:55:07,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:07,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:07,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:07,250 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-12-22 06:55:07,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,294 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-12-22 06:55:07,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:07,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:55:07,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,300 INFO L225 Difference]: With dead ends: 225 [2020-12-22 06:55:07,300 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:55:07,302 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 06:55:07,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:55:07,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:55:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:55:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-22 06:55:07,317 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-12-22 06:55:07,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,317 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-22 06:55:07,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-22 06:55:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:55:07,324 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,324 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 06:55:07,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:55:07,325 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1093564873, now seen corresponding path program 1 times [2020-12-22 06:55:07,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116290346] [2020-12-22 06:55:07,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,506 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 06:55:07,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116290346] [2020-12-22 06:55:07,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:07,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448550908] [2020-12-22 06:55:07,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:07,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:07,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:07,511 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 5 states. [2020-12-22 06:55:07,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,594 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-12-22 06:55:07,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:07,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:55:07,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,599 INFO L225 Difference]: With dead ends: 163 [2020-12-22 06:55:07,599 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:55:07,600 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 06:55:07,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:55:07,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:55:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:55:07,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-12-22 06:55:07,612 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-12-22 06:55:07,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,613 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-12-22 06:55:07,613 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:07,613 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-12-22 06:55:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:07,615 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,615 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 06:55:07,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:55:07,615 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,616 INFO L82 PathProgramCache]: Analyzing trace with hash -1439650817, now seen corresponding path program 1 times [2020-12-22 06:55:07,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647529862] [2020-12-22 06:55:07,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,687 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 06:55:07,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647529862] [2020-12-22 06:55:07,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:07,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388436679] [2020-12-22 06:55:07,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:07,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:07,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:07,736 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-12-22 06:55:07,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,776 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-12-22 06:55:07,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:07,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:55:07,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,778 INFO L225 Difference]: With dead ends: 170 [2020-12-22 06:55:07,778 INFO L226 Difference]: Without dead ends: 92 [2020-12-22 06:55:07,779 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 06:55:07,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-12-22 06:55:07,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-12-22 06:55:07,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-22 06:55:07,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-12-22 06:55:07,791 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-12-22 06:55:07,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,791 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-12-22 06:55:07,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-12-22 06:55:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:07,793 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,793 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 06:55:07,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:55:07,794 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,794 INFO L82 PathProgramCache]: Analyzing trace with hash 554181389, now seen corresponding path program 1 times [2020-12-22 06:55:07,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77928797] [2020-12-22 06:55:07,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,854 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 06:55:07,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77928797] [2020-12-22 06:55:07,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:07,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094265846] [2020-12-22 06:55:07,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:07,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:07,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:07,857 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 3 states. [2020-12-22 06:55:07,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,894 INFO L93 Difference]: Finished difference Result 225 states and 322 transitions. [2020-12-22 06:55:07,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:07,895 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-12-22 06:55:07,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,896 INFO L225 Difference]: With dead ends: 225 [2020-12-22 06:55:07,897 INFO L226 Difference]: Without dead ends: 142 [2020-12-22 06:55:07,897 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 06:55:07,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-12-22 06:55:07,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2020-12-22 06:55:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-12-22 06:55:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 197 transitions. [2020-12-22 06:55:07,912 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 197 transitions. Word has length 33 [2020-12-22 06:55:07,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,912 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 197 transitions. [2020-12-22 06:55:07,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2020-12-22 06:55:07,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:07,914 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,914 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 06:55:07,914 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:55:07,915 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1140987403, now seen corresponding path program 1 times [2020-12-22 06:55:07,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684739323] [2020-12-22 06:55:07,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,985 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 06:55:07,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684739323] [2020-12-22 06:55:07,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:07,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977778834] [2020-12-22 06:55:07,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:07,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:07,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:07,988 INFO L87 Difference]: Start difference. First operand 140 states and 197 transitions. Second operand 5 states. [2020-12-22 06:55:08,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,146 INFO L93 Difference]: Finished difference Result 679 states and 960 transitions. [2020-12-22 06:55:08,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:55:08,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:55:08,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,151 INFO L225 Difference]: With dead ends: 679 [2020-12-22 06:55:08,151 INFO L226 Difference]: Without dead ends: 546 [2020-12-22 06:55:08,152 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 06:55:08,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-12-22 06:55:08,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 259. [2020-12-22 06:55:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-12-22 06:55:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 358 transitions. [2020-12-22 06:55:08,184 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 358 transitions. Word has length 33 [2020-12-22 06:55:08,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,184 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 358 transitions. [2020-12-22 06:55:08,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 358 transitions. [2020-12-22 06:55:08,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:55:08,186 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,187 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 06:55:08,187 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:55:08,187 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1136134787, now seen corresponding path program 1 times [2020-12-22 06:55:08,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92060032] [2020-12-22 06:55:08,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,300 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 06:55:08,301 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92060032] [2020-12-22 06:55:08,301 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:08,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310432760] [2020-12-22 06:55:08,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:08,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:08,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:08,303 INFO L87 Difference]: Start difference. First operand 259 states and 358 transitions. Second operand 5 states. [2020-12-22 06:55:08,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,521 INFO L93 Difference]: Finished difference Result 997 states and 1377 transitions. [2020-12-22 06:55:08,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:55:08,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:55:08,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,526 INFO L225 Difference]: With dead ends: 997 [2020-12-22 06:55:08,526 INFO L226 Difference]: Without dead ends: 745 [2020-12-22 06:55:08,527 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 06:55:08,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-12-22 06:55:08,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 257. [2020-12-22 06:55:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2020-12-22 06:55:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 352 transitions. [2020-12-22 06:55:08,560 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 352 transitions. Word has length 34 [2020-12-22 06:55:08,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,560 INFO L481 AbstractCegarLoop]: Abstraction has 257 states and 352 transitions. [2020-12-22 06:55:08,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 352 transitions. [2020-12-22 06:55:08,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:08,562 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,562 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, 1, 1] [2020-12-22 06:55:08,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:55:08,563 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,563 INFO L82 PathProgramCache]: Analyzing trace with hash 1429724992, now seen corresponding path program 1 times [2020-12-22 06:55:08,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288760218] [2020-12-22 06:55:08,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,619 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 06:55:08,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288760218] [2020-12-22 06:55:08,620 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:08,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357097423] [2020-12-22 06:55:08,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:08,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:08,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:08,622 INFO L87 Difference]: Start difference. First operand 257 states and 352 transitions. Second operand 5 states. [2020-12-22 06:55:08,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,743 INFO L93 Difference]: Finished difference Result 687 states and 929 transitions. [2020-12-22 06:55:08,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:55:08,744 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:08,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,747 INFO L225 Difference]: With dead ends: 687 [2020-12-22 06:55:08,747 INFO L226 Difference]: Without dead ends: 437 [2020-12-22 06:55:08,748 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 06:55:08,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2020-12-22 06:55:08,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 281. [2020-12-22 06:55:08,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2020-12-22 06:55:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 376 transitions. [2020-12-22 06:55:08,777 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 376 transitions. Word has length 37 [2020-12-22 06:55:08,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,777 INFO L481 AbstractCegarLoop]: Abstraction has 281 states and 376 transitions. [2020-12-22 06:55:08,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2020-12-22 06:55:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:08,779 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,779 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, 1, 1] [2020-12-22 06:55:08,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:55:08,779 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,780 INFO L82 PathProgramCache]: Analyzing trace with hash 418607742, now seen corresponding path program 1 times [2020-12-22 06:55:08,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966245685] [2020-12-22 06:55:08,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:08,867 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 06:55:08,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966245685] [2020-12-22 06:55:08,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:08,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:08,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276507849] [2020-12-22 06:55:08,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:08,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:08,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:08,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:08,876 INFO L87 Difference]: Start difference. First operand 281 states and 376 transitions. Second operand 4 states. [2020-12-22 06:55:08,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,958 INFO L93 Difference]: Finished difference Result 602 states and 798 transitions. [2020-12-22 06:55:08,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:55:08,959 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 06:55:08,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,963 INFO L225 Difference]: With dead ends: 602 [2020-12-22 06:55:08,963 INFO L226 Difference]: Without dead ends: 328 [2020-12-22 06:55:08,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:08,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2020-12-22 06:55:08,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 246. [2020-12-22 06:55:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-22 06:55:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-12-22 06:55:08,992 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-12-22 06:55:08,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,996 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-12-22 06:55:08,996 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-12-22 06:55:08,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:55:08,997 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:08,997 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, 1, 1, 1] [2020-12-22 06:55:08,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:55:08,998 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:08,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:08,998 INFO L82 PathProgramCache]: Analyzing trace with hash 933337340, now seen corresponding path program 1 times [2020-12-22 06:55:08,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:08,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874192697] [2020-12-22 06:55:08,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,103 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 06:55:09,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874192697] [2020-12-22 06:55:09,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 06:55:09,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764848002] [2020-12-22 06:55:09,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:55:09,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:55:09,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:09,107 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 8 states. [2020-12-22 06:55:09,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:09,713 INFO L93 Difference]: Finished difference Result 875 states and 1133 transitions. [2020-12-22 06:55:09,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-22 06:55:09,714 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-12-22 06:55:09,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:09,724 INFO L225 Difference]: With dead ends: 875 [2020-12-22 06:55:09,725 INFO L226 Difference]: Without dead ends: 636 [2020-12-22 06:55:09,726 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-12-22 06:55:09,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-12-22 06:55:09,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 246. [2020-12-22 06:55:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-22 06:55:09,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-12-22 06:55:09,759 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-12-22 06:55:09,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:09,759 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-12-22 06:55:09,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:55:09,760 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-12-22 06:55:09,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:55:09,761 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:09,762 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:09,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:55:09,762 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:09,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:09,763 INFO L82 PathProgramCache]: Analyzing trace with hash -49055591, now seen corresponding path program 1 times [2020-12-22 06:55:09,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:09,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898498757] [2020-12-22 06:55:09,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-22 06:55:09,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898498757] [2020-12-22 06:55:09,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:09,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 06:55:09,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63993213] [2020-12-22 06:55:09,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:55:09,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:09,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:55:09,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:09,893 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 8 states. [2020-12-22 06:55:10,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:10,288 INFO L93 Difference]: Finished difference Result 597 states and 767 transitions. [2020-12-22 06:55:10,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 06:55:10,289 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-12-22 06:55:10,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:10,289 INFO L225 Difference]: With dead ends: 597 [2020-12-22 06:55:10,289 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:55:10,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-12-22 06:55:10,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:55:10,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:55:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:55:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:55:10,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:55:10,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:10,292 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:55:10,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:55:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:55:10,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:55:10,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:55:10,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:55:10,634 WARN L197 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 104 [2020-12-22 06:55:10,763 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 80 [2020-12-22 06:55:11,125 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 108 [2020-12-22 06:55:11,263 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 67 [2020-12-22 06:55:11,488 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 92 [2020-12-22 06:55:11,744 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 92 [2020-12-22 06:55:11,879 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 75 [2020-12-22 06:55:12,127 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 104 [2020-12-22 06:55:12,301 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-12-22 06:55:12,570 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 26 [2020-12-22 06:55:12,897 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2020-12-22 06:55:13,494 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 21 [2020-12-22 06:55:13,686 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2020-12-22 06:55:13,876 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 15 [2020-12-22 06:55:14,207 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 12 [2020-12-22 06:55:14,485 WARN L197 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 15 [2020-12-22 06:55:14,821 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-12-22 06:55:14,857 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,857 INFO L189 CegarLoopUtils]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-12-22 06:55:14,857 INFO L192 CegarLoopUtils]: At program point L500-1(lines 500 507) the Hoare annotation is: true [2020-12-22 06:55:14,858 INFO L185 CegarLoopUtils]: At program point L766(lines 717 767) the Hoare annotation is: false [2020-12-22 06:55:14,858 INFO L185 CegarLoopUtils]: At program point L702(lines 697 705) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,858 INFO L189 CegarLoopUtils]: For program point L904(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,858 INFO L189 CegarLoopUtils]: For program point L904-2(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,858 INFO L189 CegarLoopUtils]: For program point L904-4(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,858 INFO L189 CegarLoopUtils]: For program point L904-6(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-8(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-10(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-12(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-14(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-16(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,859 INFO L189 CegarLoopUtils]: For program point L904-18(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L904-20(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L904-22(lines 904 910) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L575(lines 575 579) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L192 CegarLoopUtils]: At program point L509(lines 490 512) the Hoare annotation is: true [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L575-3(lines 575 579) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L575-6(lines 575 579) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L842(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,860 INFO L189 CegarLoopUtils]: For program point L842-1(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L842-2(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L842-3(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L842-4(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L842-5(lines 842 859) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L846(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L846-1(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,861 INFO L189 CegarLoopUtils]: For program point L846-3(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L846-4(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L846-5(lines 846 854) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L518-1(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L518-2(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L185 CegarLoopUtils]: At program point L784(lines 783 802) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,862 INFO L189 CegarLoopUtils]: For program point L784-1(lines 784 790) no Hoare annotation was computed. [2020-12-22 06:55:14,862 INFO L185 CegarLoopUtils]: At program point L784-2(lines 783 802) the Hoare annotation is: false [2020-12-22 06:55:14,863 INFO L185 CegarLoopUtils]: At program point L784-3(lines 783 802) the Hoare annotation is: false [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-1(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-2(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-3(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-4(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-5(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-6(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,863 INFO L189 CegarLoopUtils]: For program point L652-7(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L652-8(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L652-9(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L652-10(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L652-11(lines 652 658) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L719(lines 718 765) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-12-22 06:55:14,864 INFO L189 CegarLoopUtils]: For program point L720(lines 720 724) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-2(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-3(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-5(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-6(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-8(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L189 CegarLoopUtils]: For program point L987-9(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,865 INFO L185 CegarLoopUtils]: At program point L657(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,866 INFO L185 CegarLoopUtils]: At program point L657-1(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,866 INFO L189 CegarLoopUtils]: For program point L987-11(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,866 INFO L185 CegarLoopUtils]: At program point L657-2(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,866 INFO L189 CegarLoopUtils]: For program point L987-12(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,866 INFO L185 CegarLoopUtils]: At program point L657-3(lines 648 661) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,866 INFO L185 CegarLoopUtils]: At program point L657-4(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,866 INFO L189 CegarLoopUtils]: For program point L987-14(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,866 INFO L185 CegarLoopUtils]: At program point L657-5(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,867 INFO L189 CegarLoopUtils]: For program point L987-15(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,867 INFO L185 CegarLoopUtils]: At program point L657-6(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,867 INFO L189 CegarLoopUtils]: For program point L987-17(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,867 INFO L185 CegarLoopUtils]: At program point L657-7(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,867 INFO L189 CegarLoopUtils]: For program point L987-18(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,867 INFO L185 CegarLoopUtils]: At program point L657-8(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,867 INFO L185 CegarLoopUtils]: At program point L657-9(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,867 INFO L189 CegarLoopUtils]: For program point L987-20(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L185 CegarLoopUtils]: At program point L657-10(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-21(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L185 CegarLoopUtils]: At program point L657-11(lines 648 661) the Hoare annotation is: false [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-23(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-24(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-26(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-27(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-29(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-30(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,868 INFO L189 CegarLoopUtils]: For program point L987-32(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,869 INFO L189 CegarLoopUtils]: For program point L987-33(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,869 INFO L189 CegarLoopUtils]: For program point L987-35(lines 987 991) no Hoare annotation was computed. [2020-12-22 06:55:14,869 INFO L185 CegarLoopUtils]: At program point L791(lines 791 797) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3))) [2020-12-22 06:55:14,869 INFO L185 CegarLoopUtils]: At program point L791-1(lines 791 797) the Hoare annotation is: false [2020-12-22 06:55:14,869 INFO L185 CegarLoopUtils]: At program point L791-2(lines 791 797) the Hoare annotation is: false [2020-12-22 06:55:14,869 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:14,869 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,870 INFO L189 CegarLoopUtils]: For program point L728(lines 728 734) no Hoare annotation was computed. [2020-12-22 06:55:14,870 INFO L185 CegarLoopUtils]: At program point L728-1(lines 728 734) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (and .cse0 (not .cse3) .cse2 .cse6 .cse4 .cse5))) [2020-12-22 06:55:14,870 INFO L185 CegarLoopUtils]: At program point L993(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,870 INFO L185 CegarLoopUtils]: At program point L993-1(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,870 INFO L185 CegarLoopUtils]: At program point L993-2(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,870 INFO L185 CegarLoopUtils]: At program point L993-3(lines 978 996) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-4(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-5(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-6(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-7(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-8(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-9(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-10(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L993-11(lines 978 996) the Hoare annotation is: false [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L531(lines 526 533) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,871 INFO L185 CegarLoopUtils]: At program point L929(lines 922 932) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5))) [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-1(lines 922 932) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-2(lines 922 932) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-3(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-4(lines 922 932) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse3) .cse2 .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 .cse6))) [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-5(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-6(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-7(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-8(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L185 CegarLoopUtils]: At program point L929-9(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,872 INFO L189 CegarLoopUtils]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L929-10(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L929-11(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L929-12(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L929-13(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L929-14(lines 922 932) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667(lines 662 670) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667-1(lines 662 670) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667-2(lines 662 670) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667-3(lines 662 670) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667-4(lines 662 670) the Hoare annotation is: false [2020-12-22 06:55:14,873 INFO L185 CegarLoopUtils]: At program point L667-5(lines 662 670) the Hoare annotation is: false [2020-12-22 06:55:14,874 INFO L185 CegarLoopUtils]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point L868(lines 868 885) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point L868-1(lines 868 885) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point L868-2(lines 868 885) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L185 CegarLoopUtils]: At program point L738-1(lines 738 744) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,874 INFO L185 CegarLoopUtils]: At program point L938(lines 933 941) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= ~methaneLevelCritical~0 0)) (not (= 0 ~systemActive~0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,874 INFO L185 CegarLoopUtils]: At program point L938-1(lines 933 941) the Hoare annotation is: false [2020-12-22 06:55:14,874 INFO L189 CegarLoopUtils]: For program point L872(lines 872 880) no Hoare annotation was computed. [2020-12-22 06:55:14,874 INFO L185 CegarLoopUtils]: At program point L938-2(lines 933 941) the Hoare annotation is: false [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L872-1(lines 872 880) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L542(lines 542 559) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L185 CegarLoopUtils]: At program point L542-1(lines 1 1023) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~4 0) .cse1 .cse3 .cse2 .cse5 .cse6) (and .cse0 (= ~waterLevel~0 1) .cse1 .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L542-2(lines 542 559) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L185 CegarLoopUtils]: At program point L542-3(lines 1 1023) the Hoare annotation is: false [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L542-4(lines 542 559) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L185 CegarLoopUtils]: At program point L542-5(lines 1 1023) the Hoare annotation is: false [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L1006(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L1006-2(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L1006-3(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,875 INFO L189 CegarLoopUtils]: For program point L1006-5(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-6(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-8(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-9(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-11(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-12(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-14(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-15(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L189 CegarLoopUtils]: For program point L1006-17(lines 1006 1010) no Hoare annotation was computed. [2020-12-22 06:55:14,876 INFO L185 CegarLoopUtils]: At program point L612(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5))) [2020-12-22 06:55:14,876 INFO L185 CegarLoopUtils]: At program point L612-1(lines 607 615) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,877 INFO L185 CegarLoopUtils]: At program point L612-2(lines 607 615) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,877 INFO L189 CegarLoopUtils]: For program point L546(lines 546 556) no Hoare annotation was computed. [2020-12-22 06:55:14,877 INFO L185 CegarLoopUtils]: At program point L612-3(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,877 INFO L185 CegarLoopUtils]: At program point L612-4(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse3) .cse2 .cse4 .cse5 .cse6))) [2020-12-22 06:55:14,877 INFO L189 CegarLoopUtils]: For program point L546-2(lines 546 556) no Hoare annotation was computed. [2020-12-22 06:55:14,877 INFO L185 CegarLoopUtils]: At program point L612-5(lines 607 615) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (= ~pumpRunning~0 0) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2020-12-22 06:55:14,877 INFO L185 CegarLoopUtils]: At program point L612-6(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L189 CegarLoopUtils]: For program point L546-4(lines 546 556) no Hoare annotation was computed. [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-7(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-8(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-9(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-10(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-11(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-12(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-13(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-14(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-15(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-16(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L185 CegarLoopUtils]: At program point L612-17(lines 607 615) the Hoare annotation is: false [2020-12-22 06:55:14,878 INFO L189 CegarLoopUtils]: For program point L547(lines 547 553) no Hoare annotation was computed. [2020-12-22 06:55:14,879 INFO L189 CegarLoopUtils]: For program point L547-2(lines 547 553) no Hoare annotation was computed. [2020-12-22 06:55:14,879 INFO L189 CegarLoopUtils]: For program point L547-4(lines 547 553) no Hoare annotation was computed. [2020-12-22 06:55:14,879 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012(lines 997 1015) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012-1(lines 997 1015) the Hoare annotation is: false [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012-2(lines 997 1015) the Hoare annotation is: false [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012-3(lines 997 1015) the Hoare annotation is: false [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012-4(lines 997 1015) the Hoare annotation is: false [2020-12-22 06:55:14,879 INFO L185 CegarLoopUtils]: At program point L1012-5(lines 997 1015) the Hoare annotation is: false [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L748(lines 748 761) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-1(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-2(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-3(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-4(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-5(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-6(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,880 INFO L189 CegarLoopUtils]: For program point L816-7(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L816-8(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L816-9(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L816-10(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L816-11(lines 816 833) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L185 CegarLoopUtils]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L421(line 421) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L820(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L820-1(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,881 INFO L189 CegarLoopUtils]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-3(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-4(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-5(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-6(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-7(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-8(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-9(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-10(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,882 INFO L189 CegarLoopUtils]: For program point L820-11(lines 820 828) no Hoare annotation was computed. [2020-12-22 06:55:14,883 INFO L189 CegarLoopUtils]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-22 06:55:14,883 INFO L189 CegarLoopUtils]: For program point L424-1(lines 784 790) no Hoare annotation was computed. [2020-12-22 06:55:14,883 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:14,883 INFO L189 CegarLoopUtils]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-12-22 06:55:14,883 INFO L185 CegarLoopUtils]: At program point L756-2(lines 784 790) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:14,883 INFO L185 CegarLoopUtils]: At program point L694(lines 1 1023) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-12-22 06:55:14,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:14 BoogieIcfgContainer [2020-12-22 06:55:14,922 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:14,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:14,922 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:14,923 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:14,923 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:06" (3/4) ... [2020-12-22 06:55:14,927 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:14,958 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:14,961 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:14,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:14,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:14,968 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:14,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:14,973 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:15,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:55:15,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:55:15,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-12-22 06:55:15,008 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,008 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-12-22 06:55:15,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) [2020-12-22 06:55:15,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-12-22 06:55:15,174 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product62.cil.c-witness.graphml [2020-12-22 06:55:15,174 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:15,176 INFO L168 Benchmark]: Toolchain (without parser) took 11258.00 ms. Allocated memory was 161.5 MB in the beginning and 232.8 MB in the end (delta: 71.3 MB). Free memory was 117.6 MB in the beginning and 112.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 76.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,176 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 161.5 MB. Free memory is still 135.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:15,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.65 ms. Allocated memory is still 161.5 MB. Free memory was 117.3 MB in the beginning and 142.7 MB in the end (delta: -25.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.86 ms. Allocated memory is still 161.5 MB. Free memory was 142.7 MB in the beginning and 136.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,178 INFO L168 Benchmark]: Boogie Preprocessor took 120.75 ms. Allocated memory is still 161.5 MB. Free memory was 136.8 MB in the beginning and 132.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,178 INFO L168 Benchmark]: RCFGBuilder took 1663.49 ms. Allocated memory was 161.5 MB in the beginning and 194.0 MB in the end (delta: 32.5 MB). Free memory was 132.2 MB in the beginning and 126.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,179 INFO L168 Benchmark]: TraceAbstraction took 8437.40 ms. Allocated memory was 194.0 MB in the beginning and 232.8 MB in the end (delta: 38.8 MB). Free memory was 125.7 MB in the beginning and 132.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 69.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,179 INFO L168 Benchmark]: Witness Printer took 251.89 ms. Allocated memory is still 232.8 MB. Free memory was 132.8 MB in the beginning and 112.7 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:15,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 161.5 MB. Free memory is still 135.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 638.65 ms. Allocated memory is still 161.5 MB. Free memory was 117.3 MB in the beginning and 142.7 MB in the end (delta: -25.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 136.86 ms. Allocated memory is still 161.5 MB. Free memory was 142.7 MB in the beginning and 136.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 120.75 ms. Allocated memory is still 161.5 MB. Free memory was 136.8 MB in the beginning and 132.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1663.49 ms. Allocated memory was 161.5 MB in the beginning and 194.0 MB in the end (delta: 32.5 MB). Free memory was 132.2 MB in the beginning and 126.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 50.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8437.40 ms. Allocated memory was 194.0 MB in the beginning and 232.8 MB in the end (delta: 38.8 MB). Free memory was 125.7 MB in the beginning and 132.8 MB in the end (delta: -7.2 MB). Peak memory consumption was 69.7 MB. Max. memory is 8.0 GB. * Witness Printer took 251.89 ms. Allocated memory is still 232.8 MB. Free memory was 132.8 MB in the beginning and 112.7 MB in the end (delta: 20.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: 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: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: ((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1785 SDtfs, 2479 SDslu, 2856 SDs, 0 SdLazy, 456 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=281occurred in iteration=8, 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, 11 MinimizatonAttempts, 1407 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 256 NumberOfFragments, 876 HoareAnnotationTreeSize, 92 FomulaSimplifications, 701385 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 92 FomulaSimplificationsInter, 106000 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 363 NumberOfCodeBlocks, 363 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 23374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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...