/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label16.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 21:11:14,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 21:11:14,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 21:11:14,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 21:11:14,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 21:11:14,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 21:11:14,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 21:11:14,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 21:11:14,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 21:11:14,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 21:11:14,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 21:11:14,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-11-23 21:11:15,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 21:11:15,013 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 21:11:15,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 21:11:15,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 21:11:15,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 21:11:15,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 21:11:15,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 21:11:15,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 21:11:15,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 21:11:15,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 21:11:15,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 21:11:15,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 21:11:15,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 21:11:15,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 21:11:15,017 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 21:11:15,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 21:11:15,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 21:11:15,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 21:11:15,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 21:11:15,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 21:11:15,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 21:11:15,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 21:11:15,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 21:11:15,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 21:11:15,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 21:11:15,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 21:11:15,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 21:11:15,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 21:11:15,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 21:11:15,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 21:11:15,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 21:11:15,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 21:11:15,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 21:11:15,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 21:11:15,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 21:11:15,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 21:11:15,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label16.c [2019-11-23 21:11:15,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2804e80e/09d8fa0644b7400aa7968545628494a7/FLAG0445cf3f0 [2019-11-23 21:11:15,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 21:11:15,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label16.c [2019-11-23 21:11:16,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2804e80e/09d8fa0644b7400aa7968545628494a7/FLAG0445cf3f0 [2019-11-23 21:11:16,227 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2804e80e/09d8fa0644b7400aa7968545628494a7 [2019-11-23 21:11:16,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 21:11:16,236 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 21:11:16,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 21:11:16,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 21:11:16,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 21:11:16,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:16" (1/1) ... [2019-11-23 21:11:16,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbcc266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:16, skipping insertion in model container [2019-11-23 21:11:16,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:16" (1/1) ... [2019-11-23 21:11:16,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 21:11:16,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 21:11:16,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:11:16,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 21:11:17,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 21:11:17,066 INFO L208 MainTranslator]: Completed translation [2019-11-23 21:11:17,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17 WrapperNode [2019-11-23 21:11:17,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 21:11:17,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 21:11:17,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 21:11:17,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 21:11:17,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 21:11:17,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 21:11:17,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 21:11:17,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 21:11:17,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (1/1) ... [2019-11-23 21:11:17,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 21:11:17,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 21:11:17,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 21:11:17,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 21:11:17,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (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 [2019-11-23 21:11:17,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 21:11:17,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 21:11:19,059 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 21:11:19,060 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 21:11:19,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:19 BoogieIcfgContainer [2019-11-23 21:11:19,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 21:11:19,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 21:11:19,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 21:11:19,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 21:11:19,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:16" (1/3) ... [2019-11-23 21:11:19,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149a40d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:19, skipping insertion in model container [2019-11-23 21:11:19,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:17" (2/3) ... [2019-11-23 21:11:19,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149a40d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:19, skipping insertion in model container [2019-11-23 21:11:19,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:19" (3/3) ... [2019-11-23 21:11:19,070 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label16.c [2019-11-23 21:11:19,080 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 21:11:19,088 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 21:11:19,100 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 21:11:19,129 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 21:11:19,130 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 21:11:19,130 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 21:11:19,130 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 21:11:19,130 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 21:11:19,130 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 21:11:19,131 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 21:11:19,131 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 21:11:19,153 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-23 21:11:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-23 21:11:19,162 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:19,163 INFO L410 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] [2019-11-23 21:11:19,164 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:19,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:19,170 INFO L82 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2019-11-23 21:11:19,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:19,181 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276342753] [2019-11-23 21:11:19,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:19,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:11:19,493 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276342753] [2019-11-23 21:11:19,494 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:11:19,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:11:19,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455114085] [2019-11-23 21:11:19,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:11:19,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:19,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:11:19,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:11:19,517 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-23 21:11:21,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:21,391 INFO L93 Difference]: Finished difference Result 866 states and 1574 transitions. [2019-11-23 21:11:21,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:11:21,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2019-11-23 21:11:21,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:21,416 INFO L225 Difference]: With dead ends: 866 [2019-11-23 21:11:21,416 INFO L226 Difference]: Without dead ends: 538 [2019-11-23 21:11:21,422 INFO L630 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 [2019-11-23 21:11:21,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-23 21:11:21,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-23 21:11:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-23 21:11:21,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 784 transitions. [2019-11-23 21:11:21,499 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 784 transitions. Word has length 46 [2019-11-23 21:11:21,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:21,500 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 784 transitions. [2019-11-23 21:11:21,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:11:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 784 transitions. [2019-11-23 21:11:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-23 21:11:21,507 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:21,508 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:11:21,508 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:21,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:21,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1797285072, now seen corresponding path program 1 times [2019-11-23 21:11:21,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:21,509 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237283072] [2019-11-23 21:11:21,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 21:11:22,024 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237283072] [2019-11-23 21:11:22,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:11:22,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-23 21:11:22,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662602007] [2019-11-23 21:11:22,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-23 21:11:22,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:22,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-23 21:11:22,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:22,027 INFO L87 Difference]: Start difference. First operand 538 states and 784 transitions. Second operand 6 states. [2019-11-23 21:11:24,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:24,013 INFO L93 Difference]: Finished difference Result 1608 states and 2268 transitions. [2019-11-23 21:11:24,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:11:24,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2019-11-23 21:11:24,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:24,020 INFO L225 Difference]: With dead ends: 1608 [2019-11-23 21:11:24,020 INFO L226 Difference]: Without dead ends: 1072 [2019-11-23 21:11:24,023 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-23 21:11:24,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2019-11-23 21:11:24,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2019-11-23 21:11:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2019-11-23 21:11:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1450 transitions. [2019-11-23 21:11:24,066 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1450 transitions. Word has length 154 [2019-11-23 21:11:24,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:24,067 INFO L462 AbstractCegarLoop]: Abstraction has 1072 states and 1450 transitions. [2019-11-23 21:11:24,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-23 21:11:24,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1450 transitions. [2019-11-23 21:11:24,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-23 21:11:24,076 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:24,077 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:11:24,080 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:24,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:24,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1175585601, now seen corresponding path program 1 times [2019-11-23 21:11:24,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:24,081 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98908498] [2019-11-23 21:11:24,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-23 21:11:24,285 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98908498] [2019-11-23 21:11:24,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 21:11:24,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 21:11:24,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275322938] [2019-11-23 21:11:24,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 21:11:24,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:24,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 21:11:24,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 21:11:24,292 INFO L87 Difference]: Start difference. First operand 1072 states and 1450 transitions. Second operand 4 states. [2019-11-23 21:11:25,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:25,673 INFO L93 Difference]: Finished difference Result 3210 states and 4418 transitions. [2019-11-23 21:11:25,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 21:11:25,674 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 220 [2019-11-23 21:11:25,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:25,687 INFO L225 Difference]: With dead ends: 3210 [2019-11-23 21:11:25,687 INFO L226 Difference]: Without dead ends: 2140 [2019-11-23 21:11:25,690 INFO L630 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 [2019-11-23 21:11:25,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2019-11-23 21:11:25,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1606. [2019-11-23 21:11:25,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2019-11-23 21:11:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2099 transitions. [2019-11-23 21:11:25,772 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2099 transitions. Word has length 220 [2019-11-23 21:11:25,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:25,773 INFO L462 AbstractCegarLoop]: Abstraction has 1606 states and 2099 transitions. [2019-11-23 21:11:25,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 21:11:25,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2099 transitions. [2019-11-23 21:11:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-23 21:11:25,776 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:25,777 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:11:25,777 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:25,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:25,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1630004292, now seen corresponding path program 1 times [2019-11-23 21:11:25,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:25,778 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962355457] [2019-11-23 21:11:25,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-23 21:11:26,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962355457] [2019-11-23 21:11:26,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140160656] [2019-11-23 21:11:26,037 INFO L94 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 [2019-11-23 21:11:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:26,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:11:26,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:11:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-23 21:11:26,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:11:26,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-23 21:11:26,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966889045] [2019-11-23 21:11:26,339 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:11:26,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:26,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:11:26,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:26,341 INFO L87 Difference]: Start difference. First operand 1606 states and 2099 transitions. Second operand 3 states. [2019-11-23 21:11:27,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:27,181 INFO L93 Difference]: Finished difference Result 4634 states and 6108 transitions. [2019-11-23 21:11:27,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:11:27,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-11-23 21:11:27,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:27,201 INFO L225 Difference]: With dead ends: 4634 [2019-11-23 21:11:27,202 INFO L226 Difference]: Without dead ends: 3030 [2019-11-23 21:11:27,206 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:27,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2019-11-23 21:11:27,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3030. [2019-11-23 21:11:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-23 21:11:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3859 transitions. [2019-11-23 21:11:27,281 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3859 transitions. Word has length 234 [2019-11-23 21:11:27,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:27,282 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3859 transitions. [2019-11-23 21:11:27,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:11:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3859 transitions. [2019-11-23 21:11:27,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-11-23 21:11:27,287 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:27,287 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:11:27,501 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:11:27,501 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:27,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:27,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1477208081, now seen corresponding path program 1 times [2019-11-23 21:11:27,502 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:27,503 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923638951] [2019-11-23 21:11:27,503 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-23 21:11:27,938 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923638951] [2019-11-23 21:11:27,938 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1924222504] [2019-11-23 21:11:27,938 INFO L94 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 [2019-11-23 21:11:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:28,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:11:28,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:11:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-23 21:11:28,155 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:11:28,155 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-23 21:11:28,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052669175] [2019-11-23 21:11:28,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:11:28,157 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:28,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:11:28,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:28,158 INFO L87 Difference]: Start difference. First operand 3030 states and 3859 transitions. Second operand 3 states. [2019-11-23 21:11:29,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:29,064 INFO L93 Difference]: Finished difference Result 6948 states and 8962 transitions. [2019-11-23 21:11:29,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:11:29,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2019-11-23 21:11:29,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:29,084 INFO L225 Difference]: With dead ends: 6948 [2019-11-23 21:11:29,085 INFO L226 Difference]: Without dead ends: 3920 [2019-11-23 21:11:29,089 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 251 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:29,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states. [2019-11-23 21:11:29,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3920. [2019-11-23 21:11:29,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3920 states. [2019-11-23 21:11:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 4965 transitions. [2019-11-23 21:11:29,182 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 4965 transitions. Word has length 252 [2019-11-23 21:11:29,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:29,183 INFO L462 AbstractCegarLoop]: Abstraction has 3920 states and 4965 transitions. [2019-11-23 21:11:29,183 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:11:29,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4965 transitions. [2019-11-23 21:11:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2019-11-23 21:11:29,191 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 21:11:29,192 INFO L410 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-23 21:11:29,396 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:11:29,397 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 21:11:29,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 21:11:29,398 INFO L82 PathProgramCache]: Analyzing trace with hash -1003247468, now seen corresponding path program 1 times [2019-11-23 21:11:29,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 21:11:29,399 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353246121] [2019-11-23 21:11:29,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 21:11:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 255 proven. 4 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2019-11-23 21:11:29,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353246121] [2019-11-23 21:11:29,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309651278] [2019-11-23 21:11:29,633 INFO L94 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 [2019-11-23 21:11:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 21:11:29,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-23 21:11:29,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 21:11:29,881 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2019-11-23 21:11:29,882 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-23 21:11:29,882 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-23 21:11:29,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268736190] [2019-11-23 21:11:29,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 21:11:29,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 21:11:29,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 21:11:29,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:29,884 INFO L87 Difference]: Start difference. First operand 3920 states and 4965 transitions. Second operand 3 states. [2019-11-23 21:11:30,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 21:11:30,646 INFO L93 Difference]: Finished difference Result 4810 states and 6071 transitions. [2019-11-23 21:11:30,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 21:11:30,648 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 335 [2019-11-23 21:11:30,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 21:11:30,649 INFO L225 Difference]: With dead ends: 4810 [2019-11-23 21:11:30,649 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 21:11:30,655 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-23 21:11:30,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 21:11:30,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 21:11:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 21:11:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 21:11:30,656 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 335 [2019-11-23 21:11:30,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 21:11:30,657 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 21:11:30,657 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 21:11:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 21:11:30,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 21:11:30,864 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 21:11:30,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 21:11:30,945 INFO L444 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-23 21:11:30,945 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-23 21:11:30,946 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,947 INFO L444 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-23 21:11:30,948 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-23 21:11:30,949 INFO L444 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-23 21:11:30,950 INFO L444 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-23 21:11:30,950 INFO L444 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-23 21:11:30,950 INFO L444 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-23 21:11:30,950 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-23 21:11:30,950 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-23 21:11:30,951 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-23 21:11:30,953 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-23 21:11:30,953 INFO L444 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-23 21:11:30,954 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,955 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,956 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-23 21:11:30,957 INFO L444 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-23 21:11:30,958 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-23 21:11:30,958 INFO L444 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-23 21:11:30,958 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,958 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,958 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,959 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-23 21:11:30,959 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-23 21:11:30,959 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 21:11:30,959 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,960 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-23 21:11:30,961 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,962 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,962 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,962 INFO L444 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-23 21:11:30,962 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-23 21:11:30,964 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-23 21:11:30,965 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,966 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,966 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,966 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-23 21:11:30,966 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-23 21:11:30,969 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-23 21:11:30,970 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-23 21:11:30,970 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-23 21:11:30,970 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-23 21:11:30,970 INFO L444 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-23 21:11:30,971 INFO L444 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-23 21:11:30,971 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,971 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,971 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,971 INFO L444 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-23 21:11:30,972 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-23 21:11:30,973 INFO L444 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-23 21:11:30,974 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L440 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (or (<= 9 ~a21~0) (<= ~a12~0 80) (<= 7 ~a15~0) (<= ~a21~0 7)) [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-23 21:11:30,975 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L447 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-23 21:11:30,976 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-23 21:11:30,977 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,978 INFO L444 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L440 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= 9 ~a21~0) (<= ~a12~0 80) (<= 7 ~a15~0) (<= ~a21~0 7)) [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-23 21:11:30,979 INFO L444 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-23 21:11:30,980 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-23 21:11:30,981 INFO L444 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,982 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,983 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-23 21:11:30,983 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-23 21:11:30,983 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-23 21:11:30,983 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-23 21:11:30,986 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-23 21:11:30,987 INFO L444 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-23 21:11:30,987 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-23 21:11:30,988 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-23 21:11:30,989 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-23 21:11:31,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:11:31 BoogieIcfgContainer [2019-11-23 21:11:31,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 21:11:31,012 INFO L168 Benchmark]: Toolchain (without parser) took 14774.48 ms. Allocated memory was 144.7 MB in the beginning and 466.1 MB in the end (delta: 321.4 MB). Free memory was 99.8 MB in the beginning and 167.5 MB in the end (delta: -67.7 MB). Peak memory consumption was 253.6 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,018 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.08 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 99.6 MB in the beginning and 168.3 MB in the end (delta: -68.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.30 ms. Allocated memory is still 205.5 MB. Free memory was 168.3 MB in the beginning and 159.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,022 INFO L168 Benchmark]: Boogie Preprocessor took 162.56 ms. Allocated memory is still 205.5 MB. Free memory was 159.0 MB in the beginning and 151.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,023 INFO L168 Benchmark]: RCFGBuilder took 1668.27 ms. Allocated memory was 205.5 MB in the beginning and 237.5 MB in the end (delta: 32.0 MB). Free memory was 151.7 MB in the beginning and 140.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,026 INFO L168 Benchmark]: TraceAbstraction took 11946.68 ms. Allocated memory was 237.5 MB in the beginning and 466.1 MB in the end (delta: 228.6 MB). Free memory was 140.4 MB in the beginning and 167.5 MB in the end (delta: -27.1 MB). Peak memory consumption was 201.5 MB. Max. memory is 7.1 GB. [2019-11-23 21:11:31,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 830.08 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 99.6 MB in the beginning and 168.3 MB in the end (delta: -68.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 162.30 ms. Allocated memory is still 205.5 MB. Free memory was 168.3 MB in the beginning and 159.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 162.56 ms. Allocated memory is still 205.5 MB. Free memory was 159.0 MB in the beginning and 151.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1668.27 ms. Allocated memory was 205.5 MB in the beginning and 237.5 MB in the end (delta: 32.0 MB). Free memory was 151.7 MB in the beginning and 140.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 73.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11946.68 ms. Allocated memory was 237.5 MB in the beginning and 466.1 MB in the end (delta: 228.6 MB). Free memory was 140.4 MB in the beginning and 167.5 MB in the end (delta: -27.1 MB). Peak memory consumption was 201.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((9 <= a21 || a12 <= 80) || 7 <= a15) || a21 <= 7 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((9 <= a21 || a12 <= 80) || 7 <= a15) || a21 <= 7 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 11.8s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 515 SDtfs, 1773 SDslu, 51 SDs, 0 SdLazy, 4741 SolverSat, 918 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 846 GetRequests, 821 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3920occurred in iteration=5, 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, 6 MinimizatonAttempts, 534 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 27 HoareAnnotationTreeSize, 3 FomulaSimplifications, 830 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 46 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2062 NumberOfCodeBlocks, 2062 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2053 ConstructedInterpolants, 0 QuantifiedInterpolants, 1700772 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1090 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 1627/1639 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...