/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_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 06:55:00,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 06:55:00,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 06:55:00,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 06:55:00,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 06:55:00,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 06:55:00,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 06:55:00,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 06:55:00,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 06:55:00,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 06:55:00,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 06:55:00,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 06:55:00,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 06:55:00,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 06:55:00,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 06:55:00,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 06:55:00,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 06:55:00,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 06:55:00,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 06:55:00,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 06:55:00,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 06:55:00,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 06:55:00,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 06:55:00,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 06:55:00,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 06:55:00,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 06:55:00,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 06:55:00,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 06:55:00,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 06:55:00,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 06:55:00,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 06:55:00,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 06:55:00,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 06:55:00,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 06:55:00,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 06:55:00,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 06:55:00,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 06:55:00,271 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 06:55:00,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 06:55:00,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 06:55:00,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 06:55:00,276 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 06:55:00,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 06:55:00,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 06:55:00,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 06:55:00,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 06:55:00,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 06:55:00,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 06:55:00,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 06:55:00,279 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 06:55:00,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 06:55:00,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 06:55:00,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 06:55:00,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 06:55:00,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 06:55:00,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 06:55:00,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 06:55:00,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 06:55:00,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 06:55:00,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 06:55:00,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 06:55:00,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 06:55:00,282 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 06:55:00,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 06:55:00,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 06:55:00,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 06:55:00,732 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 06:55:00,733 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 06:55:00,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-12-22 06:55:00,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018c62c86/53be8404ca6c410a840bb29923f0182e/FLAGf074b2b3e [2020-12-22 06:55:01,569 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 06:55:01,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-12-22 06:55:01,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018c62c86/53be8404ca6c410a840bb29923f0182e/FLAGf074b2b3e [2020-12-22 06:55:01,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018c62c86/53be8404ca6c410a840bb29923f0182e [2020-12-22 06:55:01,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 06:55:01,891 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 06:55:01,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:01,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 06:55:01,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 06:55:01,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:01" (1/1) ... [2020-12-22 06:55:01,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218daa3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:01, skipping insertion in model container [2020-12-22 06:55:01,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 06:55:01" (1/1) ... [2020-12-22 06:55:01,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 06:55:01,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 06:55:02,307 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_product61.cil.c[13047,13060] [2020-12-22 06:55:02,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:02,367 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 06:55:02,470 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_product61.cil.c[13047,13060] [2020-12-22 06:55:02,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 06:55:02,597 INFO L208 MainTranslator]: Completed translation [2020-12-22 06:55:02,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02 WrapperNode [2020-12-22 06:55:02,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 06:55:02,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:02,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 06:55:02,601 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 06:55:02,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 06:55:02,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 06:55:02,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 06:55:02,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 06:55:02,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (1/1) ... [2020-12-22 06:55:02,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 06:55:02,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 06:55:02,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 06:55:02,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 06:55:02,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (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 06:55:03,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 06:55:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 06:55:03,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 06:55:03,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 06:55:04,513 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 06:55:04,513 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2020-12-22 06:55:04,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:04 BoogieIcfgContainer [2020-12-22 06:55:04,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 06:55:04,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 06:55:04,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 06:55:04,521 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 06:55:04,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 06:55:01" (1/3) ... [2020-12-22 06:55:04,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61934951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:04, skipping insertion in model container [2020-12-22 06:55:04,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 06:55:02" (2/3) ... [2020-12-22 06:55:04,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61934951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 06:55:04, skipping insertion in model container [2020-12-22 06:55:04,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:04" (3/3) ... [2020-12-22 06:55:04,525 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-12-22 06:55:04,532 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 06:55:04,538 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-22 06:55:04,557 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-22 06:55:04,587 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 06:55:04,587 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 06:55:04,587 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 06:55:04,587 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 06:55:04,588 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 06:55:04,588 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 06:55:04,588 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 06:55:04,588 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 06:55:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2020-12-22 06:55:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-22 06:55:04,618 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:04,619 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 06:55:04,619 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:04,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:04,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2020-12-22 06:55:04,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:04,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663146870] [2020-12-22 06:55:04,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:05,002 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 06:55:05,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663146870] [2020-12-22 06:55:05,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:05,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:05,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790279792] [2020-12-22 06:55:05,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 06:55:05,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:05,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 06:55:05,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 06:55:05,026 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2020-12-22 06:55:05,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:05,079 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2020-12-22 06:55:05,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 06:55:05,080 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-22 06:55:05,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:05,100 INFO L225 Difference]: With dead ends: 451 [2020-12-22 06:55:05,101 INFO L226 Difference]: Without dead ends: 225 [2020-12-22 06:55:05,105 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 06:55:05,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-12-22 06:55:05,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-12-22 06:55:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-12-22 06:55:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-12-22 06:55:05,169 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-12-22 06:55:05,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:05,170 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-12-22 06:55:05,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 06:55:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-12-22 06:55:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-22 06:55:05,172 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:05,172 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 06:55:05,173 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 06:55:05,173 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:05,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:05,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2020-12-22 06:55:05,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:05,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748587541] [2020-12-22 06:55:05,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:05,276 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 06:55:05,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748587541] [2020-12-22 06:55:05,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:05,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 06:55:05,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338754867] [2020-12-22 06:55:05,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:05,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:05,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:05,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:05,281 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-12-22 06:55:05,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:05,302 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-12-22 06:55:05,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:05,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-22 06:55:05,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:05,304 INFO L225 Difference]: With dead ends: 225 [2020-12-22 06:55:05,304 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:55:05,306 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 06:55:05,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:55:05,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:55:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:55:05,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-22 06:55:05,316 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-12-22 06:55:05,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:05,316 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-22 06:55:05,316 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-22 06:55:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-22 06:55:05,318 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:05,318 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 06:55:05,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 06:55:05,318 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:05,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:05,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2020-12-22 06:55:05,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:05,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292398077] [2020-12-22 06:55:05,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:05,470 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 06:55:05,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292398077] [2020-12-22 06:55:05,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:05,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:05,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634149946] [2020-12-22 06:55:05,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 06:55:05,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:05,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 06:55:05,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 06:55:05,475 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2020-12-22 06:55:05,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:05,736 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-12-22 06:55:05,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 06:55:05,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-22 06:55:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:05,744 INFO L225 Difference]: With dead ends: 163 [2020-12-22 06:55:05,744 INFO L226 Difference]: Without dead ends: 85 [2020-12-22 06:55:05,745 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:05,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-22 06:55:05,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-22 06:55:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-22 06:55:05,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-12-22 06:55:05,758 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-12-22 06:55:05,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:05,759 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-12-22 06:55:05,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 06:55:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-12-22 06:55:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-22 06:55:05,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:05,760 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 06:55:05,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 06:55:05,761 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:05,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:05,762 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2020-12-22 06:55:05,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:05,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919398382] [2020-12-22 06:55:05,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:05,827 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 06:55:05,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919398382] [2020-12-22 06:55:05,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:05,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:05,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90960453] [2020-12-22 06:55:05,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:05,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:05,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:05,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:05,831 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-12-22 06:55:05,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:05,885 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-12-22 06:55:05,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:05,886 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-22 06:55:05,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:05,887 INFO L225 Difference]: With dead ends: 170 [2020-12-22 06:55:05,888 INFO L226 Difference]: Without dead ends: 92 [2020-12-22 06:55:05,891 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 06:55:05,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-12-22 06:55:05,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-12-22 06:55:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-22 06:55:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-12-22 06:55:05,913 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-12-22 06:55:05,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:05,913 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-12-22 06:55:05,913 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:05,913 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-12-22 06:55:05,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-22 06:55:05,918 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:05,918 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 06:55:05,919 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 06:55:05,919 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:05,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2020-12-22 06:55:05,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:05,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040438061] [2020-12-22 06:55:05,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:06,073 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 06:55:06,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040438061] [2020-12-22 06:55:06,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:06,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:06,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164012991] [2020-12-22 06:55:06,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:06,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:06,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:06,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:06,077 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2020-12-22 06:55:06,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:06,255 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2020-12-22 06:55:06,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 06:55:06,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-22 06:55:06,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:06,261 INFO L225 Difference]: With dead ends: 427 [2020-12-22 06:55:06,261 INFO L226 Difference]: Without dead ends: 344 [2020-12-22 06:55:06,262 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 06:55:06,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2020-12-22 06:55:06,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2020-12-22 06:55:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-12-22 06:55:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2020-12-22 06:55:06,305 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2020-12-22 06:55:06,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:06,306 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2020-12-22 06:55:06,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2020-12-22 06:55:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-22 06:55:06,309 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:06,310 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 06:55:06,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 06:55:06,310 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:06,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:06,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2020-12-22 06:55:06,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:06,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655038312] [2020-12-22 06:55:06,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:06,424 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 06:55:06,425 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655038312] [2020-12-22 06:55:06,425 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:06,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:06,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577054374] [2020-12-22 06:55:06,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:06,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:06,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:06,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:06,431 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand 5 states. [2020-12-22 06:55:06,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:06,602 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2020-12-22 06:55:06,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 06:55:06,604 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-22 06:55:06,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:06,608 INFO L225 Difference]: With dead ends: 628 [2020-12-22 06:55:06,608 INFO L226 Difference]: Without dead ends: 470 [2020-12-22 06:55:06,611 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 06:55:06,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-12-22 06:55:06,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-12-22 06:55:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-22 06:55:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2020-12-22 06:55:06,634 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2020-12-22 06:55:06,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:06,636 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2020-12-22 06:55:06,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2020-12-22 06:55:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:06,641 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:06,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 06:55:06,641 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 06:55:06,641 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:06,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:06,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2020-12-22 06:55:06,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:06,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60322016] [2020-12-22 06:55:06,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:06,742 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 06:55:06,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60322016] [2020-12-22 06:55:06,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:06,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 06:55:06,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261684674] [2020-12-22 06:55:06,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 06:55:06,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:06,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 06:55:06,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 06:55:06,745 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand 5 states. [2020-12-22 06:55:06,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:06,841 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2020-12-22 06:55:06,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 06:55:06,842 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-22 06:55:06,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:06,843 INFO L225 Difference]: With dead ends: 417 [2020-12-22 06:55:06,844 INFO L226 Difference]: Without dead ends: 260 [2020-12-22 06:55:06,844 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 06:55:06,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-12-22 06:55:06,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2020-12-22 06:55:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-12-22 06:55:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2020-12-22 06:55:06,881 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2020-12-22 06:55:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:06,882 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2020-12-22 06:55:06,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 06:55:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2020-12-22 06:55:06,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:06,883 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:06,884 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 06:55:06,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 06:55:06,884 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:06,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:06,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2020-12-22 06:55:06,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:06,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94328684] [2020-12-22 06:55:06,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:06,943 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 06:55:06,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94328684] [2020-12-22 06:55:06,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:06,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 06:55:06,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974127506] [2020-12-22 06:55:06,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 06:55:06,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:06,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 06:55:06,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 06:55:06,946 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand 4 states. [2020-12-22 06:55:07,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,020 INFO L93 Difference]: Finished difference Result 427 states and 575 transitions. [2020-12-22 06:55:07,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 06:55:07,021 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-22 06:55:07,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,023 INFO L225 Difference]: With dead ends: 427 [2020-12-22 06:55:07,023 INFO L226 Difference]: Without dead ends: 252 [2020-12-22 06:55:07,023 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 06:55:07,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-12-22 06:55:07,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 194. [2020-12-22 06:55:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-22 06:55:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2020-12-22 06:55:07,043 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2020-12-22 06:55:07,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,043 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2020-12-22 06:55:07,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 06:55:07,043 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2020-12-22 06:55:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-22 06:55:07,044 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,044 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 06:55:07,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 06:55:07,045 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,045 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2020-12-22 06:55:07,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834709831] [2020-12-22 06:55:07,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,092 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 06:55:07,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834709831] [2020-12-22 06:55:07,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 06:55:07,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345301366] [2020-12-22 06:55:07,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 06:55:07,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 06:55:07,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 06:55:07,094 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand 3 states. [2020-12-22 06:55:07,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,138 INFO L93 Difference]: Finished difference Result 433 states and 577 transitions. [2020-12-22 06:55:07,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 06:55:07,139 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-22 06:55:07,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,140 INFO L225 Difference]: With dead ends: 433 [2020-12-22 06:55:07,141 INFO L226 Difference]: Without dead ends: 246 [2020-12-22 06:55:07,141 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 06:55:07,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-12-22 06:55:07,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-12-22 06:55:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-22 06:55:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-12-22 06:55:07,164 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-12-22 06:55:07,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,165 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-12-22 06:55:07,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 06:55:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-12-22 06:55:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-22 06:55:07,166 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,166 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 06:55:07,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 06:55:07,166 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2020-12-22 06:55:07,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940924675] [2020-12-22 06:55:07,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,249 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 06:55:07,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940924675] [2020-12-22 06:55:07,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 06:55:07,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644854216] [2020-12-22 06:55:07,250 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:55:07,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:55:07,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:07,251 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 8 states. [2020-12-22 06:55:07,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:07,787 INFO L93 Difference]: Finished difference Result 875 states and 1133 transitions. [2020-12-22 06:55:07,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-22 06:55:07,788 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-12-22 06:55:07,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:07,791 INFO L225 Difference]: With dead ends: 875 [2020-12-22 06:55:07,792 INFO L226 Difference]: Without dead ends: 636 [2020-12-22 06:55:07,793 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 06:55:07,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-12-22 06:55:07,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 246. [2020-12-22 06:55:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-22 06:55:07,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-12-22 06:55:07,823 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-12-22 06:55:07,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:07,823 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-12-22 06:55:07,823 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:55:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-12-22 06:55:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-22 06:55:07,824 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 06:55:07,824 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 06:55:07,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 06:55:07,825 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 06:55:07,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 06:55:07,826 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064489, now seen corresponding path program 1 times [2020-12-22 06:55:07,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 06:55:07,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594856599] [2020-12-22 06:55:07,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 06:55:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 06:55:07,923 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 06:55:07,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594856599] [2020-12-22 06:55:07,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 06:55:07,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-22 06:55:07,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226599589] [2020-12-22 06:55:07,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 06:55:07,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 06:55:07,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 06:55:07,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-22 06:55:07,926 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 8 states. [2020-12-22 06:55:08,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 06:55:08,390 INFO L93 Difference]: Finished difference Result 597 states and 767 transitions. [2020-12-22 06:55:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 06:55:08,390 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-12-22 06:55:08,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 06:55:08,392 INFO L225 Difference]: With dead ends: 597 [2020-12-22 06:55:08,393 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 06:55:08,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-12-22 06:55:08,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 06:55:08,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 06:55:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 06:55:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 06:55:08,395 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-22 06:55:08,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 06:55:08,396 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 06:55:08,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 06:55:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 06:55:08,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 06:55:08,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 06:55:08,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 06:55:08,547 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2020-12-22 06:55:08,804 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 101 [2020-12-22 06:55:08,936 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2020-12-22 06:55:09,221 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 101 [2020-12-22 06:55:09,454 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 108 [2020-12-22 06:55:09,632 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2020-12-22 06:55:09,853 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-12-22 06:55:10,200 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-12-22 06:55:10,802 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-12-22 06:55:11,029 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 20 [2020-12-22 06:55:11,260 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 22 [2020-12-22 06:55:11,573 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 12 [2020-12-22 06:55:11,920 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,921 INFO L189 CegarLoopUtils]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-12-22 06:55:11,921 INFO L185 CegarLoopUtils]: At program point L767(lines 762 770) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,921 INFO L185 CegarLoopUtils]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-12-22 06:55:11,922 INFO L185 CegarLoopUtils]: At program point L767-2(lines 762 770) the Hoare annotation is: false [2020-12-22 06:55:11,923 INFO L185 CegarLoopUtils]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-12-22 06:55:11,924 INFO L185 CegarLoopUtils]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-12-22 06:55:11,924 INFO L185 CegarLoopUtils]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-12-22 06:55:11,924 INFO L189 CegarLoopUtils]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,924 INFO L189 CegarLoopUtils]: For program point L901-2(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,924 INFO L189 CegarLoopUtils]: For program point L901-4(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,924 INFO L189 CegarLoopUtils]: For program point L901-6(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,924 INFO L189 CegarLoopUtils]: For program point L901-8(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,925 INFO L189 CegarLoopUtils]: For program point L901-10(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,925 INFO L189 CegarLoopUtils]: For program point L901-12(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,925 INFO L189 CegarLoopUtils]: For program point L901-14(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L901-16(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L901-18(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L901-20(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L175(lines 175 182) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L901-22(lines 901 907) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L192 CegarLoopUtils]: At program point L175-1(lines 175 182) the Hoare annotation is: true [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L639(lines 639 650) no Hoare annotation was computed. [2020-12-22 06:55:11,926 INFO L189 CegarLoopUtils]: For program point L839(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L839-1(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L839-2(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L839-3(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L839-4(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L839-5(lines 839 856) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L843(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L843-1(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L843-3(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,927 INFO L189 CegarLoopUtils]: For program point L843-4(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,928 INFO L189 CegarLoopUtils]: For program point L843-5(lines 843 851) no Hoare annotation was computed. [2020-12-22 06:55:11,928 INFO L189 CegarLoopUtils]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-12-22 06:55:11,928 INFO L189 CegarLoopUtils]: For program point L645-2(lines 781 787) no Hoare annotation was computed. [2020-12-22 06:55:11,928 INFO L185 CegarLoopUtils]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,930 INFO L185 CegarLoopUtils]: At program point L712(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:55:11,930 INFO L185 CegarLoopUtils]: At program point L712-1(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,931 INFO L185 CegarLoopUtils]: At program point L712-2(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,931 INFO L185 CegarLoopUtils]: At program point L712-3(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,931 INFO L185 CegarLoopUtils]: At program point L712-4(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6))) [2020-12-22 06:55:11,931 INFO L185 CegarLoopUtils]: At program point L712-5(lines 707 715) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (not .cse0) .cse1 (not .cse2) (= ~pumpRunning~0 0) .cse3 .cse4 .cse5) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-6(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-7(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-8(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-9(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-10(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-11(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-12(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,932 INFO L185 CegarLoopUtils]: At program point L712-13(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L712-14(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L712-15(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L712-16(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,933 INFO L192 CegarLoopUtils]: At program point L184(lines 165 187) the Hoare annotation is: true [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L712-17(lines 707 715) the Hoare annotation is: false [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L781(lines 780 799) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,933 INFO L189 CegarLoopUtils]: For program point L781-1(lines 781 787) no Hoare annotation was computed. [2020-12-22 06:55:11,933 INFO L185 CegarLoopUtils]: At program point L781-2(lines 780 799) the Hoare annotation is: false [2020-12-22 06:55:11,934 INFO L185 CegarLoopUtils]: At program point L781-3(lines 780 799) the Hoare annotation is: false [2020-12-22 06:55:11,934 INFO L185 CegarLoopUtils]: At program point L586(lines 1 1012) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point L984(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point L984-2(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point L984-3(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point L984-5(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,934 INFO L189 CegarLoopUtils]: For program point L984-6(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-8(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-9(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-11(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-12(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-14(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-15(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-17(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-18(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,935 INFO L189 CegarLoopUtils]: For program point L984-20(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-21(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-23(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-24(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-26(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-27(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-29(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-30(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-32(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,936 INFO L189 CegarLoopUtils]: For program point L984-33(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,937 INFO L189 CegarLoopUtils]: For program point L984-35(lines 984 988) no Hoare annotation was computed. [2020-12-22 06:55:11,937 INFO L185 CegarLoopUtils]: At program point L655(lines 608 656) the Hoare annotation is: false [2020-12-22 06:55:11,937 INFO L185 CegarLoopUtils]: At program point L788(lines 788 794) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-12-22 06:55:11,937 INFO L185 CegarLoopUtils]: At program point L788-1(lines 788 794) the Hoare annotation is: false [2020-12-22 06:55:11,937 INFO L185 CegarLoopUtils]: At program point L788-2(lines 788 794) the Hoare annotation is: false [2020-12-22 06:55:11,937 INFO L189 CegarLoopUtils]: For program point L62(lines 62 79) no Hoare annotation was computed. [2020-12-22 06:55:11,938 INFO L185 CegarLoopUtils]: At program point L62-1(lines 1 1012) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:55:11,938 INFO L189 CegarLoopUtils]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2020-12-22 06:55:11,938 INFO L185 CegarLoopUtils]: At program point L62-3(lines 1 1012) the Hoare annotation is: false [2020-12-22 06:55:11,938 INFO L189 CegarLoopUtils]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2020-12-22 06:55:11,938 INFO L185 CegarLoopUtils]: At program point L62-5(lines 1 1012) the Hoare annotation is: false [2020-12-22 06:55:11,938 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990-1(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990-2(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990-3(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990-4(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,939 INFO L185 CegarLoopUtils]: At program point L990-5(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,940 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,940 INFO L185 CegarLoopUtils]: At program point L990-6(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,940 INFO L185 CegarLoopUtils]: At program point L990-7(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,940 INFO L185 CegarLoopUtils]: At program point L990-8(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,941 INFO L185 CegarLoopUtils]: At program point L990-9(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,941 INFO L185 CegarLoopUtils]: At program point L990-10(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,941 INFO L185 CegarLoopUtils]: At program point L990-11(lines 975 993) the Hoare annotation is: false [2020-12-22 06:55:11,941 INFO L185 CegarLoopUtils]: At program point L594(lines 589 597) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-22 06:55:11,941 INFO L189 CegarLoopUtils]: For program point L66(lines 66 76) no Hoare annotation was computed. [2020-12-22 06:55:11,941 INFO L189 CegarLoopUtils]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2020-12-22 06:55:11,941 INFO L189 CegarLoopUtils]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2020-12-22 06:55:11,942 INFO L189 CegarLoopUtils]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-12-22 06:55:11,942 INFO L189 CegarLoopUtils]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2020-12-22 06:55:11,942 INFO L189 CegarLoopUtils]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2020-12-22 06:55:11,942 INFO L185 CegarLoopUtils]: At program point L926(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:55:11,942 INFO L185 CegarLoopUtils]: At program point L926-1(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,942 INFO L185 CegarLoopUtils]: At program point L926-2(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,943 INFO L185 CegarLoopUtils]: At program point L926-3(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,944 INFO L185 CegarLoopUtils]: At program point L926-4(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 .cse6))) [2020-12-22 06:55:11,944 INFO L185 CegarLoopUtils]: At program point L926-5(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-6(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-7(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-8(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-9(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-10(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-11(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-12(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,945 INFO L185 CegarLoopUtils]: At program point L926-13(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,946 INFO L185 CegarLoopUtils]: At program point L926-14(lines 919 929) the Hoare annotation is: false [2020-12-22 06:55:11,946 INFO L189 CegarLoopUtils]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-12-22 06:55:11,946 INFO L189 CegarLoopUtils]: For program point L865-1(lines 865 882) no Hoare annotation was computed. [2020-12-22 06:55:11,946 INFO L189 CegarLoopUtils]: For program point L865-2(lines 865 882) no Hoare annotation was computed. [2020-12-22 06:55:11,946 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,947 INFO L185 CegarLoopUtils]: At program point L935(lines 930 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 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) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,947 INFO L185 CegarLoopUtils]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L869(lines 869 877) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L185 CegarLoopUtils]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L869-1(lines 869 877) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L1003-2(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L1003-3(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,948 INFO L189 CegarLoopUtils]: For program point L1003-5(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-6(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-8(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-9(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-11(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-12(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-14(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-15(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L1003-17(lines 1003 1007) no Hoare annotation was computed. [2020-12-22 06:55:11,949 INFO L189 CegarLoopUtils]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-12-22 06:55:11,950 INFO L189 CegarLoopUtils]: For program point L675-3(lines 675 679) no Hoare annotation was computed. [2020-12-22 06:55:11,950 INFO L189 CegarLoopUtils]: For program point L675-6(lines 675 679) no Hoare annotation was computed. [2020-12-22 06:55:11,950 INFO L185 CegarLoopUtils]: At program point L147(lines 143 149) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,950 INFO L189 CegarLoopUtils]: For program point L610(lines 609 654) no Hoare annotation was computed. [2020-12-22 06:55:11,950 INFO L189 CegarLoopUtils]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-12-22 06:55:11,950 INFO L185 CegarLoopUtils]: At program point L1009(lines 994 1012) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,950 INFO L185 CegarLoopUtils]: At program point L1009-1(lines 994 1012) the Hoare annotation is: false [2020-12-22 06:55:11,951 INFO L185 CegarLoopUtils]: At program point L1009-2(lines 994 1012) the Hoare annotation is: false [2020-12-22 06:55:11,952 INFO L185 CegarLoopUtils]: At program point L1009-3(lines 994 1012) the Hoare annotation is: false [2020-12-22 06:55:11,952 INFO L185 CegarLoopUtils]: At program point L1009-4(lines 994 1012) the Hoare annotation is: false [2020-12-22 06:55:11,952 INFO L185 CegarLoopUtils]: At program point L1009-5(lines 994 1012) the Hoare annotation is: false [2020-12-22 06:55:11,952 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 06:55:11,952 INFO L189 CegarLoopUtils]: For program point L813(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,952 INFO L189 CegarLoopUtils]: For program point L813-1(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,952 INFO L189 CegarLoopUtils]: For program point L813-2(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,952 INFO L189 CegarLoopUtils]: For program point L813-3(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-4(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-5(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-6(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-7(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-8(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-9(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-10(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L813-11(lines 813 830) no Hoare annotation was computed. [2020-12-22 06:55:11,953 INFO L189 CegarLoopUtils]: For program point L817(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-1(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-3(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-4(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-5(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-12-22 06:55:11,954 INFO L189 CegarLoopUtils]: For program point L817-6(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L185 CegarLoopUtils]: At program point L619-1(lines 619 625) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L817-7(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L817-8(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L817-9(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L817-10(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L817-11(lines 817 825) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,955 INFO L189 CegarLoopUtils]: For program point L752-1(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,956 INFO L189 CegarLoopUtils]: For program point L752-2(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,956 INFO L189 CegarLoopUtils]: For program point L752-3(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,956 INFO L189 CegarLoopUtils]: For program point L752-4(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,956 INFO L189 CegarLoopUtils]: For program point L752-5(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-6(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-7(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-8(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-9(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-10(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L752-11(lines 752 758) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 06:55:11,957 INFO L185 CegarLoopUtils]: At program point L96-2(lines 96 110) the Hoare annotation is: false [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757-1(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757-2(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757-3(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757-4(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,958 INFO L185 CegarLoopUtils]: At program point L757-5(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,958 INFO L189 CegarLoopUtils]: For program point L559(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-6(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-7(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,959 INFO L189 CegarLoopUtils]: For program point L559-1(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-8(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,959 INFO L189 CegarLoopUtils]: For program point L559-2(line 559) no Hoare annotation was computed. [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-9(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-10(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,959 INFO L185 CegarLoopUtils]: At program point L757-11(lines 748 761) the Hoare annotation is: false [2020-12-22 06:55:11,960 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-22 06:55:11,960 INFO L189 CegarLoopUtils]: For program point L100(lines 100 104) no Hoare annotation was computed. [2020-12-22 06:55:11,960 INFO L189 CegarLoopUtils]: For program point L100-1(lines 781 787) no Hoare annotation was computed. [2020-12-22 06:55:11,960 INFO L189 CegarLoopUtils]: For program point L629(lines 629 635) no Hoare annotation was computed. [2020-12-22 06:55:11,960 INFO L185 CegarLoopUtils]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-22 06:55:12,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 06:55:12 BoogieIcfgContainer [2020-12-22 06:55:12,022 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 06:55:12,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 06:55:12,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 06:55:12,022 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 06:55:12,025 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 06:55:04" (3/4) ... [2020-12-22 06:55:12,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 06:55:12,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-22 06:55:12,071 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-22 06:55:12,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-22 06:55:12,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 06:55:12,079 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-22 06:55:12,081 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:12,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 06:55:12,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-22 06:55:12,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,118 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,123 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,143 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,144 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,144 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,145 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,145 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,146 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) [2020-12-22 06:55:12,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-22 06:55:12,314 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product61.cil.c-witness.graphml [2020-12-22 06:55:12,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 06:55:12,316 INFO L168 Benchmark]: Toolchain (without parser) took 10424.97 ms. Allocated memory was 151.0 MB in the beginning and 285.2 MB in the end (delta: 134.2 MB). Free memory was 124.8 MB in the beginning and 123.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 137.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,317 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 06:55:12,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 101.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.02 ms. Allocated memory is still 151.0 MB. Free memory was 101.7 MB in the beginning and 130.4 MB in the end (delta: -28.7 MB). Peak memory consumption was 9.8 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,318 INFO L168 Benchmark]: Boogie Preprocessor took 109.33 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 126.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,319 INFO L168 Benchmark]: RCFGBuilder took 1599.19 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 126.2 MB in the beginning and 147.4 MB in the end (delta: -21.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,319 INFO L168 Benchmark]: TraceAbstraction took 7504.15 ms. Allocated memory was 183.5 MB in the beginning and 285.2 MB in the end (delta: 101.7 MB). Free memory was 146.9 MB in the beginning and 143.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 123.4 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,320 INFO L168 Benchmark]: Witness Printer took 291.89 ms. Allocated memory is still 285.2 MB. Free memory was 143.6 MB in the beginning and 123.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-22 06:55:12,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 124.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 706.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 101.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 205.02 ms. Allocated memory is still 151.0 MB. Free memory was 101.7 MB in the beginning and 130.4 MB in the end (delta: -28.7 MB). Peak memory consumption was 9.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 109.33 ms. Allocated memory is still 151.0 MB. Free memory was 130.4 MB in the beginning and 126.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1599.19 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 126.2 MB in the beginning and 147.4 MB in the end (delta: -21.2 MB). Peak memory consumption was 82.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7504.15 ms. Allocated memory was 183.5 MB in the beginning and 285.2 MB in the end (delta: 101.7 MB). Free memory was 146.9 MB in the beginning and 143.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 123.4 MB. Max. memory is 8.0 GB. * Witness Printer took 291.89 ms. Allocated memory is still 285.2 MB. Free memory was 143.6 MB in the beginning and 123.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: 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: 3.8s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1783 SDtfs, 2578 SDslu, 2857 SDs, 0 SdLazy, 457 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=9, 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, 1013 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 237 NumberOfFragments, 818 HoareAnnotationTreeSize, 91 FomulaSimplifications, 573227 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 91 FomulaSimplificationsInter, 74250 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 24660 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...