/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/eca-rers2012/Problem14_label06.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 01:51:59,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 01:51:59,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 01:51:59,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-12-22 01:51:59,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 01:51:59,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 01:51:59,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 01:51:59,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 01:51:59,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 01:51:59,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 01:51:59,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 01:51:59,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 01:51:59,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 01:51:59,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 01:51:59,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 01:51:59,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 01:51:59,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 01:51:59,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 01:51:59,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 01:51:59,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 01:51:59,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 01:51:59,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 01:51:59,530 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 01:51:59,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 01:51:59,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 01:51:59,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 01:51:59,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 01:51:59,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 01:51:59,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 01:51:59,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 01:51:59,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 01:51:59,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 01:51:59,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 01:51:59,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 01:51:59,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 01:51:59,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 01:51:59,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 01:51:59,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 01:51:59,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 01:51:59,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 01:51:59,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 01:51:59,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 01:51:59,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 01:51:59,539 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 01:52:00,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 01:52:00,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 01:52:00,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 01:52:00,068 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 01:52:00,069 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 01:52:00,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2020-12-22 01:52:00,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863189ced/88583e77d48c4cc599b77f578255a64a/FLAG34017bb6e [2020-12-22 01:52:01,101 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 01:52:01,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2020-12-22 01:52:01,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863189ced/88583e77d48c4cc599b77f578255a64a/FLAG34017bb6e [2020-12-22 01:52:01,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863189ced/88583e77d48c4cc599b77f578255a64a [2020-12-22 01:52:01,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 01:52:01,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 01:52:01,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 01:52:01,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 01:52:01,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 01:52:01,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:52:01" (1/1) ... [2020-12-22 01:52:01,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eabc004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:01, skipping insertion in model container [2020-12-22 01:52:01,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 01:52:01" (1/1) ... [2020-12-22 01:52:01,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 01:52:01,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 01:52:01,731 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/eca-rers2012/Problem14_label06.c[6235,6248] [2020-12-22 01:52:01,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 01:52:01,993 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 01:52:02,088 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/eca-rers2012/Problem14_label06.c[6235,6248] [2020-12-22 01:52:02,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 01:52:02,393 INFO L208 MainTranslator]: Completed translation [2020-12-22 01:52:02,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02 WrapperNode [2020-12-22 01:52:02,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 01:52:02,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 01:52:02,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 01:52:02,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 01:52:02,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 01:52:02,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 01:52:02,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 01:52:02,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 01:52:02,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (1/1) ... [2020-12-22 01:52:02,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 01:52:02,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 01:52:02,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 01:52:02,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 01:52:02,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (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 01:52:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 01:52:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 01:52:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 01:52:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 01:52:04,736 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 01:52:04,736 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-22 01:52:04,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:52:04 BoogieIcfgContainer [2020-12-22 01:52:04,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 01:52:04,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 01:52:04,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 01:52:04,746 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 01:52:04,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 01:52:01" (1/3) ... [2020-12-22 01:52:04,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc43d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:52:04, skipping insertion in model container [2020-12-22 01:52:04,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 01:52:02" (2/3) ... [2020-12-22 01:52:04,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc43d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 01:52:04, skipping insertion in model container [2020-12-22 01:52:04,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:52:04" (3/3) ... [2020-12-22 01:52:04,751 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label06.c [2020-12-22 01:52:04,759 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 01:52:04,766 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 01:52:04,790 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 01:52:04,825 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 01:52:04,826 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 01:52:04,826 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 01:52:04,826 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 01:52:04,826 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 01:52:04,827 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 01:52:04,827 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 01:52:04,827 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 01:52:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2020-12-22 01:52:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-22 01:52:04,864 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:04,907 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, 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 01:52:04,907 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:04,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:04,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2020-12-22 01:52:04,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:04,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886912869] [2020-12-22 01:52:04,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:05,420 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 01:52:05,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886912869] [2020-12-22 01:52:05,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 01:52:05,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 01:52:05,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880764039] [2020-12-22 01:52:05,430 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 01:52:05,430 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:05,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 01:52:05,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 01:52:05,451 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2020-12-22 01:52:07,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:07,660 INFO L93 Difference]: Finished difference Result 852 states and 1560 transitions. [2020-12-22 01:52:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 01:52:07,663 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2020-12-22 01:52:07,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:07,686 INFO L225 Difference]: With dead ends: 852 [2020-12-22 01:52:07,686 INFO L226 Difference]: Without dead ends: 538 [2020-12-22 01:52:07,692 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 01:52:07,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-12-22 01:52:07,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2020-12-22 01:52:07,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-12-22 01:52:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 778 transitions. [2020-12-22 01:52:07,790 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 778 transitions. Word has length 61 [2020-12-22 01:52:07,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:07,791 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 778 transitions. [2020-12-22 01:52:07,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 01:52:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 778 transitions. [2020-12-22 01:52:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-22 01:52:07,798 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:07,799 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 01:52:07,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 01:52:07,799 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:07,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:07,801 INFO L82 PathProgramCache]: Analyzing trace with hash -2067265639, now seen corresponding path program 1 times [2020-12-22 01:52:07,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:07,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399384524] [2020-12-22 01:52:07,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 01:52:08,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399384524] [2020-12-22 01:52:08,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 01:52:08,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 01:52:08,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448852259] [2020-12-22 01:52:08,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 01:52:08,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:08,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 01:52:08,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 01:52:08,078 INFO L87 Difference]: Start difference. First operand 538 states and 778 transitions. Second operand 3 states. [2020-12-22 01:52:08,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:08,990 INFO L93 Difference]: Finished difference Result 1074 states and 1656 transitions. [2020-12-22 01:52:08,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 01:52:08,990 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2020-12-22 01:52:08,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:08,996 INFO L225 Difference]: With dead ends: 1074 [2020-12-22 01:52:08,996 INFO L226 Difference]: Without dead ends: 716 [2020-12-22 01:52:08,999 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 01:52:09,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2020-12-22 01:52:09,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2020-12-22 01:52:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2020-12-22 01:52:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 968 transitions. [2020-12-22 01:52:09,040 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 968 transitions. Word has length 127 [2020-12-22 01:52:09,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:09,040 INFO L481 AbstractCegarLoop]: Abstraction has 716 states and 968 transitions. [2020-12-22 01:52:09,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 01:52:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 968 transitions. [2020-12-22 01:52:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-22 01:52:09,047 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:09,048 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 01:52:09,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 01:52:09,048 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:09,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:09,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1573733060, now seen corresponding path program 1 times [2020-12-22 01:52:09,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:09,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5921730] [2020-12-22 01:52:09,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:09,363 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 01:52:09,364 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5921730] [2020-12-22 01:52:09,364 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 01:52:09,364 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 01:52:09,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307975] [2020-12-22 01:52:09,365 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 01:52:09,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:09,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 01:52:09,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 01:52:09,367 INFO L87 Difference]: Start difference. First operand 716 states and 968 transitions. Second operand 4 states. [2020-12-22 01:52:10,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:10,552 INFO L93 Difference]: Finished difference Result 1637 states and 2268 transitions. [2020-12-22 01:52:10,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 01:52:10,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2020-12-22 01:52:10,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:10,567 INFO L225 Difference]: With dead ends: 1637 [2020-12-22 01:52:10,567 INFO L226 Difference]: Without dead ends: 1072 [2020-12-22 01:52:10,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 01:52:10,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-12-22 01:52:10,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 894. [2020-12-22 01:52:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2020-12-22 01:52:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1047 transitions. [2020-12-22 01:52:10,616 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1047 transitions. Word has length 141 [2020-12-22 01:52:10,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:10,625 INFO L481 AbstractCegarLoop]: Abstraction has 894 states and 1047 transitions. [2020-12-22 01:52:10,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 01:52:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2020-12-22 01:52:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2020-12-22 01:52:10,646 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:10,647 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 01:52:10,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 01:52:10,647 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:10,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:10,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1713318851, now seen corresponding path program 1 times [2020-12-22 01:52:10,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:10,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546131352] [2020-12-22 01:52:10,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 287 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 01:52:11,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546131352] [2020-12-22 01:52:11,202 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [262890584] [2020-12-22 01:52:11,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:11,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 01:52:11,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 01:52:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2020-12-22 01:52:11,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 01:52:11,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-22 01:52:11,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413009799] [2020-12-22 01:52:11,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 01:52:11,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:11,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 01:52:11,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 01:52:11,971 INFO L87 Difference]: Start difference. First operand 894 states and 1047 transitions. Second operand 3 states. [2020-12-22 01:52:12,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:12,950 INFO L93 Difference]: Finished difference Result 2320 states and 2778 transitions. [2020-12-22 01:52:12,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 01:52:12,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 341 [2020-12-22 01:52:12,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:12,964 INFO L225 Difference]: With dead ends: 2320 [2020-12-22 01:52:12,964 INFO L226 Difference]: Without dead ends: 1606 [2020-12-22 01:52:12,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 01:52:12,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2020-12-22 01:52:13,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2020-12-22 01:52:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2020-12-22 01:52:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1627 transitions. [2020-12-22 01:52:13,013 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1627 transitions. Word has length 341 [2020-12-22 01:52:13,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:13,016 INFO L481 AbstractCegarLoop]: Abstraction has 1428 states and 1627 transitions. [2020-12-22 01:52:13,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 01:52:13,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1627 transitions. [2020-12-22 01:52:13,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2020-12-22 01:52:13,031 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:13,032 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 01:52:13,245 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:13,246 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:13,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:13,247 INFO L82 PathProgramCache]: Analyzing trace with hash 2101368267, now seen corresponding path program 1 times [2020-12-22 01:52:13,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:13,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634480688] [2020-12-22 01:52:13,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 833 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-12-22 01:52:13,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634480688] [2020-12-22 01:52:13,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 01:52:13,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 01:52:13,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101022783] [2020-12-22 01:52:13,907 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 01:52:13,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:13,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 01:52:13,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 01:52:13,913 INFO L87 Difference]: Start difference. First operand 1428 states and 1627 transitions. Second operand 3 states. [2020-12-22 01:52:14,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:14,851 INFO L93 Difference]: Finished difference Result 3210 states and 3757 transitions. [2020-12-22 01:52:14,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 01:52:14,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 475 [2020-12-22 01:52:14,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:14,870 INFO L225 Difference]: With dead ends: 3210 [2020-12-22 01:52:14,870 INFO L226 Difference]: Without dead ends: 1962 [2020-12-22 01:52:14,874 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 01:52:14,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2020-12-22 01:52:14,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1784. [2020-12-22 01:52:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1784 states. [2020-12-22 01:52:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2022 transitions. [2020-12-22 01:52:14,937 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2022 transitions. Word has length 475 [2020-12-22 01:52:14,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:14,939 INFO L481 AbstractCegarLoop]: Abstraction has 1784 states and 2022 transitions. [2020-12-22 01:52:14,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 01:52:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2022 transitions. [2020-12-22 01:52:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2020-12-22 01:52:14,953 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:14,954 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-22 01:52:14,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 01:52:14,954 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:14,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:14,956 INFO L82 PathProgramCache]: Analyzing trace with hash -371966321, now seen corresponding path program 1 times [2020-12-22 01:52:14,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:14,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188522865] [2020-12-22 01:52:14,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:15,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 601 proven. 23 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2020-12-22 01:52:15,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188522865] [2020-12-22 01:52:15,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389608302] [2020-12-22 01:52:15,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:16,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 01:52:16,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 01:52:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2020-12-22 01:52:16,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 01:52:16,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-22 01:52:16,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707465975] [2020-12-22 01:52:16,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 01:52:16,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:16,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 01:52:16,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 01:52:16,627 INFO L87 Difference]: Start difference. First operand 1784 states and 2022 transitions. Second operand 3 states. [2020-12-22 01:52:17,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:17,449 INFO L93 Difference]: Finished difference Result 4278 states and 4929 transitions. [2020-12-22 01:52:17,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 01:52:17,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 499 [2020-12-22 01:52:17,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:17,465 INFO L225 Difference]: With dead ends: 4278 [2020-12-22 01:52:17,465 INFO L226 Difference]: Without dead ends: 2674 [2020-12-22 01:52:17,469 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 01:52:17,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2020-12-22 01:52:17,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2496. [2020-12-22 01:52:17,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2496 states. [2020-12-22 01:52:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2496 states and 2804 transitions. [2020-12-22 01:52:17,536 INFO L78 Accepts]: Start accepts. Automaton has 2496 states and 2804 transitions. Word has length 499 [2020-12-22 01:52:17,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:17,537 INFO L481 AbstractCegarLoop]: Abstraction has 2496 states and 2804 transitions. [2020-12-22 01:52:17,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 01:52:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 2804 transitions. [2020-12-22 01:52:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2020-12-22 01:52:17,551 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 01:52:17,551 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 01:52:17,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:17,765 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 01:52:17,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 01:52:17,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1342751302, now seen corresponding path program 1 times [2020-12-22 01:52:17,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 01:52:17,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035201207] [2020-12-22 01:52:17,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 01:52:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 642 proven. 23 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2020-12-22 01:52:18,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035201207] [2020-12-22 01:52:18,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661944063] [2020-12-22 01:52:18,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 01:52:18,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-22 01:52:18,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 01:52:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2020-12-22 01:52:19,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 01:52:19,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-22 01:52:19,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448652081] [2020-12-22 01:52:19,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 01:52:19,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 01:52:19,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 01:52:19,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 01:52:19,468 INFO L87 Difference]: Start difference. First operand 2496 states and 2804 transitions. Second operand 3 states. [2020-12-22 01:52:20,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 01:52:20,321 INFO L93 Difference]: Finished difference Result 5700 states and 6499 transitions. [2020-12-22 01:52:20,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 01:52:20,322 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 529 [2020-12-22 01:52:20,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 01:52:20,323 INFO L225 Difference]: With dead ends: 5700 [2020-12-22 01:52:20,324 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 01:52:20,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-22 01:52:20,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 01:52:20,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 01:52:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 01:52:20,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 01:52:20,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 529 [2020-12-22 01:52:20,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 01:52:20,333 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 01:52:20,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 01:52:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 01:52:20,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 01:52:20,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 01:52:20,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-22 01:52:20,700 INFO L189 CegarLoopUtils]: For program point L762(lines 762 880) no Hoare annotation was computed. [2020-12-22 01:52:20,700 INFO L189 CegarLoopUtils]: For program point L895(line 895) no Hoare annotation was computed. [2020-12-22 01:52:20,700 INFO L189 CegarLoopUtils]: For program point L829(lines 829 880) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L631(lines 631 880) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L565(lines 565 880) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L698(lines 698 880) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L500(lines 500 880) no Hoare annotation was computed. [2020-12-22 01:52:20,701 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L369(lines 369 880) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L303(lines 303 880) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L436(lines 436 880) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,702 INFO L189 CegarLoopUtils]: For program point L239(lines 239 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L768(lines 768 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L636(lines 636 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L835(lines 835 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L571(lines 571 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L505(lines 505 880) no Hoare annotation was computed. [2020-12-22 01:52:20,703 INFO L189 CegarLoopUtils]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L704(lines 704 880) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-22 01:52:20,704 INFO L189 CegarLoopUtils]: For program point L309(lines 309 880) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L442(lines 442 880) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L376(lines 376 880) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L245(lines 245 880) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-22 01:52:20,705 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L774(lines 774 880) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L642(lines 642 880) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L510(lines 510 880) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L841(lines 841 880) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,706 INFO L189 CegarLoopUtils]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L710(lines 710 880) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L578(lines 578 880) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L315(lines 315 880) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L448(lines 448 880) no Hoare annotation was computed. [2020-12-22 01:52:20,707 INFO L189 CegarLoopUtils]: For program point L382(lines 382 880) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L251(lines 251 880) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L648(lines 648 880) no Hoare annotation was computed. [2020-12-22 01:52:20,708 INFO L189 CegarLoopUtils]: For program point L516(lines 516 880) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L847(lines 847 880) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L781(lines 781 880) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L583(lines 583 880) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L716(lines 716 880) no Hoare annotation was computed. [2020-12-22 01:52:20,709 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L321(lines 321 880) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L454(lines 454 880) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L388(lines 388 880) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,710 INFO L189 CegarLoopUtils]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L257(lines 257 880) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L852(lines 852 880) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L654(lines 654 880) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L522(lines 522 880) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L787(lines 787 880) no Hoare annotation was computed. [2020-12-22 01:52:20,711 INFO L189 CegarLoopUtils]: For program point L589(lines 589 880) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L722(lines 722 880) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L459(lines 459 880) no Hoare annotation was computed. [2020-12-22 01:52:20,712 INFO L189 CegarLoopUtils]: For program point L327(lines 327 880) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L394(lines 394 880) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L262(lines 262 880) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-22 01:52:20,713 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L858(lines 858 880) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 197) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L660(lines 660 880) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L528(lines 528 880) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L793(lines 793 880) no Hoare annotation was computed. [2020-12-22 01:52:20,714 INFO L189 CegarLoopUtils]: For program point L595(lines 595 880) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L728(lines 728 880) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L464(lines 464 880) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-22 01:52:20,715 INFO L189 CegarLoopUtils]: For program point L333(lines 333 880) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L400(lines 400 880) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L268(lines 268 880) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-22 01:52:20,716 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L864(lines 864 880) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L666(lines 666 880) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L534(lines 534 880) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L799(lines 799 880) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L601(lines 601 880) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,717 INFO L189 CegarLoopUtils]: For program point L734(lines 734 880) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L470(lines 470 880) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L339(lines 339 880) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L406(lines 406 880) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L274(lines 274 880) no Hoare annotation was computed. [2020-12-22 01:52:20,718 INFO L189 CegarLoopUtils]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L869(lines 869 880) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L672(lines 672 880) no Hoare annotation was computed. [2020-12-22 01:52:20,719 INFO L189 CegarLoopUtils]: For program point L540(lines 540 880) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L805(lines 805 880) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L607(lines 607 880) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L740(lines 740 880) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-22 01:52:20,720 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L477(lines 477 880) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L345(lines 345 880) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L279(lines 279 880) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L412(lines 412 880) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L875(lines 875 880) no Hoare annotation was computed. [2020-12-22 01:52:20,721 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L678(lines 678 880) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L546(lines 546 880) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L811(lines 811 880) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L745(lines 745 880) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L613(lines 613 880) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,722 INFO L189 CegarLoopUtils]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L482(lines 482 880) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L351(lines 351 880) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L285(lines 285 880) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L418(lines 418 880) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,723 INFO L189 CegarLoopUtils]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,724 INFO L185 CegarLoopUtils]: At program point L881(lines 30 882) the Hoare annotation is: (or (<= ~a21~0 7) (not (= 5 ~a15~0)) (< 11 ~a12~0) (and (<= (+ ~a12~0 49) 0) (= ~a24~0 1)) (<= 10 ~a21~0)) [2020-12-22 01:52:20,724 INFO L189 CegarLoopUtils]: For program point L551(lines 551 880) no Hoare annotation was computed. [2020-12-22 01:52:20,724 INFO L189 CegarLoopUtils]: For program point L221(lines 221 880) no Hoare annotation was computed. [2020-12-22 01:52:20,724 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-22 01:52:20,724 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L684(lines 684 880) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L817(lines 817 880) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L751(lines 751 880) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L619(lines 619 880) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,725 INFO L192 CegarLoopUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2020-12-22 01:52:20,725 INFO L189 CegarLoopUtils]: For program point L488(lines 488 880) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L290(lines 290 880) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L687(lines 687 880) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L357(lines 357 880) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L424(lines 424 880) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-22 01:52:20,726 INFO L189 CegarLoopUtils]: For program point L557(lines 557 880) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L227(lines 227 880) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L757(lines 757 880) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L625(lines 625 880) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-12-22 01:52:20,727 INFO L189 CegarLoopUtils]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L824(lines 824 880) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L185 CegarLoopUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (<= ~a21~0 7) (not (= 5 ~a15~0)) (< 11 ~a12~0) (and (<= (+ ~a12~0 49) 0) (= ~a24~0 1)) (<= 10 ~a21~0)) [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L494(lines 494 880) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L296(lines 296 880) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L32(line 32) no Hoare annotation was computed. [2020-12-22 01:52:20,728 INFO L189 CegarLoopUtils]: For program point L693(lines 693 880) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L363(lines 363 880) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L562(lines 562 880) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L430(lines 430 880) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L233(lines 233 880) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-22 01:52:20,729 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-22 01:52:20,730 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-22 01:52:20,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 01:52:20 BoogieIcfgContainer [2020-12-22 01:52:20,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 01:52:20,754 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 01:52:20,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 01:52:20,754 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 01:52:20,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 01:52:04" (3/4) ... [2020-12-22 01:52:20,759 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 01:52:20,786 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-22 01:52:20,788 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-22 01:52:20,790 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 01:52:20,792 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 01:52:21,036 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem14_label06.c-witness.graphml [2020-12-22 01:52:21,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 01:52:21,039 INFO L168 Benchmark]: Toolchain (without parser) took 19782.70 ms. Allocated memory was 151.0 MB in the beginning and 592.4 MB in the end (delta: 441.5 MB). Free memory was 124.7 MB in the beginning and 301.4 MB in the end (delta: -176.7 MB). Peak memory consumption was 265.4 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,039 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 01:52:21,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1136.37 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 41.4 kB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,041 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 114.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,042 INFO L168 Benchmark]: Boogie Preprocessor took 168.93 ms. Allocated memory is still 151.0 MB. Free memory was 114.5 MB in the beginning and 108.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,042 INFO L168 Benchmark]: RCFGBuilder took 1994.41 ms. Allocated memory is still 151.0 MB. Free memory was 108.2 MB in the beginning and 61.6 MB in the end (delta: 46.6 MB). Peak memory consumption was 69.1 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,043 INFO L168 Benchmark]: TraceAbstraction took 16011.92 ms. Allocated memory was 151.0 MB in the beginning and 592.4 MB in the end (delta: 441.5 MB). Free memory was 61.1 MB in the beginning and 320.3 MB in the end (delta: -259.2 MB). Peak memory consumption was 182.2 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,043 INFO L168 Benchmark]: Witness Printer took 282.48 ms. Allocated memory is still 592.4 MB. Free memory was 320.3 MB in the beginning and 301.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2020-12-22 01:52:21,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1136.37 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 41.4 kB). Peak memory consumption was 27.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 172.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 114.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 168.93 ms. Allocated memory is still 151.0 MB. Free memory was 114.5 MB in the beginning and 108.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1994.41 ms. Allocated memory is still 151.0 MB. Free memory was 108.2 MB in the beginning and 61.6 MB in the end (delta: 46.6 MB). Peak memory consumption was 69.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16011.92 ms. Allocated memory was 151.0 MB in the beginning and 592.4 MB in the end (delta: 441.5 MB). Free memory was 61.1 MB in the beginning and 320.3 MB in the end (delta: -259.2 MB). Peak memory consumption was 182.2 MB. Max. memory is 8.0 GB. * Witness Printer took 282.48 ms. Allocated memory is still 592.4 MB. Free memory was 320.3 MB in the beginning and 301.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 197]: 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 1 specifications checked. All of them hold - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((a21 <= 7 || !(5 == a15)) || 11 < a12) || (a12 + 49 <= 0 && a24 == 1)) || 10 <= a21 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((a21 <= 7 || !(5 == a15)) || 11 < a12) || (a12 + 49 <= 0 && a24 == 1)) || 10 <= a21 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.7s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1120 SDtfs, 1162 SDslu, 49 SDs, 0 SdLazy, 4218 SolverSat, 868 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1391 GetRequests, 1371 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2496occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 712 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 46 NumberOfFragments, 47 HoareAnnotationTreeSize, 3 FomulaSimplifications, 614 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 3542 NumberOfCodeBlocks, 3542 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 3532 ConstructedInterpolants, 0 QuantifiedInterpolants, 5372116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1812 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 5063/5239 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...