/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_spec1_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:53:05,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:53:05,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:53:06,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:53:06,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:53:06,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:53:06,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:53:06,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:53:06,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:53:06,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:53:06,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:53:06,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:53:06,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:53:06,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:53:06,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:53:06,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:53:06,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:53:06,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:53:06,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:53:06,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:53:06,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:53:06,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:53:06,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:53:06,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:53:06,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:53:06,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:53:06,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:53:06,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:53:06,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:53:06,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:53:06,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:53:06,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:53:06,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:53:06,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:53:06,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:53:06,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:53:06,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:53:06,131 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:53:06,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:53:06,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:53:06,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:53:06,134 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:53:06,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:53:06,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:53:06,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:53:06,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:53:06,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:53:06,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:53:06,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:53:06,137 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:53:06,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:53:06,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:53:06,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:53:06,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:53:06,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:53:06,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:53:06,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:53:06,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:53:06,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:53:06,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:53:06,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:53:06,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:53:06,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:53:06,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:53:06,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:53:06,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:53:06,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:53:06,541 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:53:06,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2020-12-22 06:53:06,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc7ec65a/f05a7e6f2f7041dbacef6c06aea02059/FLAG049da61db [2020-12-22 06:53:07,358 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:53:07,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2020-12-22 06:53:07,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc7ec65a/f05a7e6f2f7041dbacef6c06aea02059/FLAG049da61db [2020-12-22 06:53:07,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cc7ec65a/f05a7e6f2f7041dbacef6c06aea02059 [2020-12-22 06:53:07,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:53:07,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:53:07,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:07,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:53:07,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:53:07,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:07" (1/1) ... [2020-12-22 06:53:07,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7516d161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:07, skipping insertion in model container [2020-12-22 06:53:07,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:53:07" (1/1) ... [2020-12-22 06:53:07,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:53:07,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:53:07,904 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_spec1_product27.cil.c[1817,1830] [2020-12-22 06:53:08,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:08,125 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:53:08,153 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_spec1_product27.cil.c[1817,1830] [2020-12-22 06:53:08,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:53:08,307 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:53:08,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08 WrapperNode [2020-12-22 06:53:08,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:53:08,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:08,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:53:08,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:53:08,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:53:08,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:53:08,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:53:08,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:53:08,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (1/1) ... [2020-12-22 06:53:08,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:53:08,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:53:08,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:53:08,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:53:08,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (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 06:53:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:53:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:53:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:53:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:53:09,532 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:53:09,532 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2020-12-22 06:53:09,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09 BoogieIcfgContainer [2020-12-22 06:53:09,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:53:09,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:53:09,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:53:09,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:53:09,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:53:07" (1/3) ... [2020-12-22 06:53:09,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@613147db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:09, skipping insertion in model container [2020-12-22 06:53:09,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:53:08" (2/3) ... [2020-12-22 06:53:09,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@613147db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:53:09, skipping insertion in model container [2020-12-22 06:53:09,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09" (3/3) ... [2020-12-22 06:53:09,543 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2020-12-22 06:53:09,550 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:53:09,555 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:53:09,575 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:53:09,604 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:53:09,604 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:53:09,605 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:53:09,605 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:53:09,605 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:53:09,605 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:53:09,605 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:53:09,605 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:53:09,622 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2020-12-22 06:53:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-22 06:53:09,629 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:09,629 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:09,630 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:09,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:09,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2020-12-22 06:53:09,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:09,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791505169] [2020-12-22 06:53:09,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:09,993 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 06:53:09,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791505169] [2020-12-22 06:53:09,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:09,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:53:09,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589167984] [2020-12-22 06:53:10,001 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:53:10,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:53:10,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:53:10,018 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2020-12-22 06:53:10,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,070 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2020-12-22 06:53:10,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:53:10,072 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-22 06:53:10,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,083 INFO L225 Difference]: With dead ends: 148 [2020-12-22 06:53:10,084 INFO L226 Difference]: Without dead ends: 73 [2020-12-22 06:53:10,087 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 06:53:10,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-12-22 06:53:10,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-12-22 06:53:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-12-22 06:53:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2020-12-22 06:53:10,131 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2020-12-22 06:53:10,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,132 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2020-12-22 06:53:10,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:53:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2020-12-22 06:53:10,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-22 06:53:10,133 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,133 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:53:10,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:53:10,134 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2020-12-22 06:53:10,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99192433] [2020-12-22 06:53:10,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,233 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 06:53:10,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99192433] [2020-12-22 06:53:10,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:53:10,234 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226216439] [2020-12-22 06:53:10,236 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:10,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:10,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,238 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2020-12-22 06:53:10,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,255 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2020-12-22 06:53:10,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:10,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-22 06:53:10,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,259 INFO L225 Difference]: With dead ends: 73 [2020-12-22 06:53:10,259 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 06:53:10,261 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 06:53:10,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 06:53:10,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 06:53:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 06:53:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-12-22 06:53:10,271 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2020-12-22 06:53:10,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,272 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-12-22 06:53:10,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-12-22 06:53:10,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 06:53:10,274 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,275 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] [2020-12-22 06:53:10,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:53:10,275 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2020-12-22 06:53:10,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572764343] [2020-12-22 06:53:10,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,436 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 06:53:10,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572764343] [2020-12-22 06:53:10,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:53:10,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788615292] [2020-12-22 06:53:10,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:53:10,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:53:10,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:53:10,446 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-12-22 06:53:10,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,482 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2020-12-22 06:53:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:53:10,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-22 06:53:10,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,485 INFO L225 Difference]: With dead ends: 93 [2020-12-22 06:53:10,485 INFO L226 Difference]: Without dead ends: 64 [2020-12-22 06:53:10,486 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 06:53:10,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-12-22 06:53:10,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2020-12-22 06:53:10,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-12-22 06:53:10,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2020-12-22 06:53:10,513 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2020-12-22 06:53:10,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,513 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2020-12-22 06:53:10,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:53:10,514 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2020-12-22 06:53:10,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-22 06:53:10,515 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,515 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] [2020-12-22 06:53:10,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:53:10,519 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2020-12-22 06:53:10,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478756783] [2020-12-22 06:53:10,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,617 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 06:53:10,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478756783] [2020-12-22 06:53:10,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:10,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292998582] [2020-12-22 06:53:10,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:10,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:10,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:10,620 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2020-12-22 06:53:10,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,715 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2020-12-22 06:53:10,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:53:10,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-22 06:53:10,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,722 INFO L225 Difference]: With dead ends: 298 [2020-12-22 06:53:10,722 INFO L226 Difference]: Without dead ends: 244 [2020-12-22 06:53:10,723 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 06:53:10,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-12-22 06:53:10,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2020-12-22 06:53:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-12-22 06:53:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2020-12-22 06:53:10,768 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2020-12-22 06:53:10,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,768 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2020-12-22 06:53:10,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2020-12-22 06:53:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:53:10,772 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:53:10,772 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 06:53:10,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:53:10,773 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:53:10,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:53:10,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1060203461, now seen corresponding path program 1 times [2020-12-22 06:53:10,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:53:10,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801414265] [2020-12-22 06:53:10,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:53:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:53:10,865 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 06:53:10,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801414265] [2020-12-22 06:53:10,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:53:10,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:53:10,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970923333] [2020-12-22 06:53:10,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:53:10,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:53:10,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:53:10,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:53:10,868 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2020-12-22 06:53:10,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:53:10,950 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2020-12-22 06:53:10,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:53:10,950 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-22 06:53:10,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:53:10,951 INFO L225 Difference]: With dead ends: 304 [2020-12-22 06:53:10,951 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:53:10,953 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 06:53:10,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:53:10,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:53:10,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:53:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:53:10,954 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-12-22 06:53:10,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:53:10,954 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:53:10,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:53:10,955 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:53:10,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:53:10,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:53:10,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:53:11,160 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,160 INFO L189 CegarLoopUtils]: For program point L102(lines 102 106) no Hoare annotation was computed. [2020-12-22 06:53:11,160 INFO L189 CegarLoopUtils]: For program point L102-3(lines 102 106) no Hoare annotation was computed. [2020-12-22 06:53:11,160 INFO L189 CegarLoopUtils]: For program point L102-6(lines 102 106) no Hoare annotation was computed. [2020-12-22 06:53:11,161 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,161 INFO L185 CegarLoopUtils]: At program point L912(lines 897 915) the Hoare annotation is: false [2020-12-22 06:53:11,161 INFO L185 CegarLoopUtils]: At program point L912-1(lines 897 915) the Hoare annotation is: false [2020-12-22 06:53:11,161 INFO L185 CegarLoopUtils]: At program point L912-2(lines 897 915) the Hoare annotation is: false [2020-12-22 06:53:11,161 INFO L189 CegarLoopUtils]: For program point L698(lines 698 704) no Hoare annotation was computed. [2020-12-22 06:53:11,162 INFO L185 CegarLoopUtils]: At program point L698-1(lines 698 704) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,162 INFO L185 CegarLoopUtils]: At program point L139(lines 134 142) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,162 INFO L185 CegarLoopUtils]: At program point L139-1(lines 134 142) the Hoare annotation is: false [2020-12-22 06:53:11,163 INFO L185 CegarLoopUtils]: At program point L139-2(lines 134 142) the Hoare annotation is: false [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point L718(lines 718 731) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,163 INFO L192 CegarLoopUtils]: At program point L306(lines 287 309) the Hoare annotation is: true [2020-12-22 06:53:11,164 INFO L185 CegarLoopUtils]: At program point L273(lines 269 275) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,164 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,165 INFO L185 CegarLoopUtils]: At program point L736(lines 687 737) the Hoare annotation is: false [2020-12-22 06:53:11,165 INFO L185 CegarLoopUtils]: At program point L224-2(lines 224 238) the Hoare annotation is: false [2020-12-22 06:53:11,165 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,165 INFO L189 CegarLoopUtils]: For program point L786(lines 786 803) no Hoare annotation was computed. [2020-12-22 06:53:11,165 INFO L189 CegarLoopUtils]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L189 CegarLoopUtils]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L189 CegarLoopUtils]: For program point L225(line 225) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L189 CegarLoopUtils]: For program point L126(lines 126 130) no Hoare annotation was computed. [2020-12-22 06:53:11,166 INFO L185 CegarLoopUtils]: At program point L754(lines 753 772) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2020-12-22 06:53:11,167 INFO L185 CegarLoopUtils]: At program point L754-2(lines 753 772) the Hoare annotation is: false [2020-12-22 06:53:11,167 INFO L185 CegarLoopUtils]: At program point L754-3(lines 753 772) the Hoare annotation is: false [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-12-22 06:53:11,167 INFO L185 CegarLoopUtils]: At program point L920-1(lines 920 926) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,167 INFO L189 CegarLoopUtils]: For program point L689(lines 688 735) no Hoare annotation was computed. [2020-12-22 06:53:11,168 INFO L189 CegarLoopUtils]: For program point L194(lines 194 207) no Hoare annotation was computed. [2020-12-22 06:53:11,168 INFO L185 CegarLoopUtils]: At program point L194-1(lines 1 930) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,169 INFO L189 CegarLoopUtils]: For program point L194-2(lines 194 207) no Hoare annotation was computed. [2020-12-22 06:53:11,170 INFO L185 CegarLoopUtils]: At program point L194-3(lines 1 930) the Hoare annotation is: false [2020-12-22 06:53:11,170 INFO L189 CegarLoopUtils]: For program point L194-4(lines 194 207) no Hoare annotation was computed. [2020-12-22 06:53:11,170 INFO L185 CegarLoopUtils]: At program point L194-5(lines 1 930) the Hoare annotation is: false [2020-12-22 06:53:11,171 INFO L189 CegarLoopUtils]: For program point L690(lines 690 694) no Hoare annotation was computed. [2020-12-22 06:53:11,172 INFO L189 CegarLoopUtils]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-12-22 06:53:11,176 INFO L189 CegarLoopUtils]: For program point L228-1(lines 754 760) no Hoare annotation was computed. [2020-12-22 06:53:11,176 INFO L189 CegarLoopUtils]: For program point L790(lines 790 798) no Hoare annotation was computed. [2020-12-22 06:53:11,176 INFO L189 CegarLoopUtils]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2020-12-22 06:53:11,177 INFO L189 CegarLoopUtils]: For program point L724(lines 724 730) no Hoare annotation was computed. [2020-12-22 06:53:11,181 INFO L189 CegarLoopUtils]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2020-12-22 06:53:11,182 INFO L185 CegarLoopUtils]: At program point L724-1(lines 754 760) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,183 INFO L189 CegarLoopUtils]: For program point L906(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L708(lines 708 714) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,184 INFO L185 CegarLoopUtils]: At program point L708-1(lines 708 714) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,184 INFO L189 CegarLoopUtils]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2020-12-22 06:53:11,185 INFO L185 CegarLoopUtils]: At program point L857(lines 852 860) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,187 INFO L185 CegarLoopUtils]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2020-12-22 06:53:11,187 INFO L185 CegarLoopUtils]: At program point L857-2(lines 852 860) the Hoare annotation is: false [2020-12-22 06:53:11,187 INFO L185 CegarLoopUtils]: At program point L180(lines 175 183) the Hoare annotation is: false [2020-12-22 06:53:11,187 INFO L185 CegarLoopUtils]: At program point L180-1(lines 175 183) the Hoare annotation is: false [2020-12-22 06:53:11,187 INFO L189 CegarLoopUtils]: For program point L114(lines 114 118) no Hoare annotation was computed. [2020-12-22 06:53:11,187 INFO L185 CegarLoopUtils]: At program point L180-2(lines 175 183) the Hoare annotation is: false [2020-12-22 06:53:11,187 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L297(lines 297 304) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L192 CegarLoopUtils]: At program point L297-1(lines 297 304) the Hoare annotation is: true [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L198(lines 198 204) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L198-2(lines 198 204) no Hoare annotation was computed. [2020-12-22 06:53:11,188 INFO L189 CegarLoopUtils]: For program point L198-4(lines 198 204) no Hoare annotation was computed. [2020-12-22 06:53:11,189 INFO L185 CegarLoopUtils]: At program point L67(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:53:11,189 INFO L185 CegarLoopUtils]: At program point L761(lines 761 767) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-22 06:53:11,189 INFO L185 CegarLoopUtils]: At program point L761-1(lines 761 767) the Hoare annotation is: false [2020-12-22 06:53:11,189 INFO L185 CegarLoopUtils]: At program point L761-2(lines 761 767) the Hoare annotation is: false [2020-12-22 06:53:11,189 INFO L189 CegarLoopUtils]: For program point L84(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,190 INFO L189 CegarLoopUtils]: For program point L84-1(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,190 INFO L189 CegarLoopUtils]: For program point L84-2(line 84) no Hoare annotation was computed. [2020-12-22 06:53:11,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:53:11 BoogieIcfgContainer [2020-12-22 06:53:11,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:53:11,225 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:53:11,225 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:53:11,225 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:53:11,226 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:53:09" (3/4) ... [2020-12-22 06:53:11,229 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:53:11,253 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:53:11,254 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:53:11,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:53:11,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:53:11,256 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:53:11,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:11,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:53:11,293 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-22 06:53:11,384 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product27.cil.c-witness.graphml [2020-12-22 06:53:11,384 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:53:11,387 INFO L168 Benchmark]: Toolchain (without parser) took 3730.64 ms. Allocated memory was 158.3 MB in the beginning and 209.7 MB in the end (delta: 51.4 MB). Free memory was 133.3 MB in the beginning and 81.2 MB in the end (delta: 52.1 MB). Peak memory consumption was 104.5 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,387 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 158.3 MB. Free memory is still 134.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:53:11,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.59 ms. Allocated memory is still 158.3 MB. Free memory was 133.0 MB in the beginning and 112.6 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.93 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 109.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,389 INFO L168 Benchmark]: Boogie Preprocessor took 81.13 ms. Allocated memory is still 158.3 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,389 INFO L168 Benchmark]: RCFGBuilder took 1066.37 ms. Allocated memory is still 158.3 MB. Free memory was 107.3 MB in the beginning and 91.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,390 INFO L168 Benchmark]: TraceAbstraction took 1688.36 ms. Allocated memory was 158.3 MB in the beginning and 209.7 MB in the end (delta: 51.4 MB). Free memory was 90.9 MB in the beginning and 88.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 55.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,390 INFO L168 Benchmark]: Witness Printer took 159.41 ms. Allocated memory is still 209.7 MB. Free memory was 88.0 MB in the beginning and 81.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-12-22 06:53:11,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 158.3 MB. Free memory is still 134.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 651.59 ms. Allocated memory is still 158.3 MB. Free memory was 133.0 MB in the beginning and 112.6 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 72.93 ms. Allocated memory is still 158.3 MB. Free memory was 112.6 MB in the beginning and 109.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 81.13 ms. Allocated memory is still 158.3 MB. Free memory was 109.4 MB in the beginning and 107.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1066.37 ms. Allocated memory is still 158.3 MB. Free memory was 107.3 MB in the beginning and 91.4 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1688.36 ms. Allocated memory was 158.3 MB in the beginning and 209.7 MB in the end (delta: 51.4 MB). Free memory was 90.9 MB in the beginning and 88.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 55.3 MB. Max. memory is 8.0 GB. * Witness Printer took 159.41 ms. Allocated memory is still 209.7 MB. Free memory was 88.0 MB in the beginning and 81.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: 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: 698]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 340 SDslu, 334 SDs, 0 SdLazy, 47 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...