/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label03.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 22:49:42,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 22:49:42,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 22:49:42,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 22:49:42,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 22:49:42,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 22:49:42,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 22:49:42,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 22:49:42,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 22:49:42,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 22:49:42,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 22:49:42,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 22:49:42,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 22:49:42,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 22:49:42,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 22:49:42,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 22:49:42,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 22:49:42,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 22:49:42,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 22:49:42,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 22:49:42,058 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 [2019-11-06 22:49:42,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 22:49:42,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 22:49:42,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 22:49:42,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 22:49:42,074 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 22:49:42,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 22:49:42,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 22:49:42,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 22:49:42,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 22:49:42,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 22:49:42,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 22:49:42,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 22:49:42,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 22:49:42,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 22:49:42,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 22:49:42,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 22:49:42,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 22:49:42,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 22:49:42,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 22:49:42,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 22:49:42,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 22:49:42,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 22:49:42,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 22:49:42,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 22:49:42,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 22:49:42,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 22:49:42,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 22:49:42,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 22:49:42,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-06 22:49:42,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 22:49:42,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 22:49:42,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 22:49:42,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 22:49:42,380 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 22:49:42,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label03.c [2019-11-06 22:49:42,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678148b34/756645214a1e4bba96c54a3052a3c6a1/FLAG3a9633fa6 [2019-11-06 22:49:43,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 22:49:43,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label03.c [2019-11-06 22:49:43,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678148b34/756645214a1e4bba96c54a3052a3c6a1/FLAG3a9633fa6 [2019-11-06 22:49:43,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678148b34/756645214a1e4bba96c54a3052a3c6a1 [2019-11-06 22:49:43,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 22:49:43,308 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 22:49:43,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 22:49:43,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 22:49:43,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 22:49:43,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:49:43" (1/1) ... [2019-11-06 22:49:43,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e5aa86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:43, skipping insertion in model container [2019-11-06 22:49:43,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:49:43" (1/1) ... [2019-11-06 22:49:43,324 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 22:49:43,388 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 22:49:43,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:49:43,969 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 22:49:44,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:49:44,228 INFO L192 MainTranslator]: Completed translation [2019-11-06 22:49:44,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44 WrapperNode [2019-11-06 22:49:44,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 22:49:44,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 22:49:44,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 22:49:44,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 22:49:44,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (1/1) ... [2019-11-06 22:49:44,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 22:49:44,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 22:49:44,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 22:49:44,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 22:49:44,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (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 [2019-11-06 22:49:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 22:49:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 22:49:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 22:49:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 22:49:44,505 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 22:49:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 22:49:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 22:49:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 22:49:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 22:49:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 22:49:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 22:49:46,060 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 22:49:46,060 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 22:49:46,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:49:46 BoogieIcfgContainer [2019-11-06 22:49:46,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 22:49:46,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 22:49:46,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 22:49:46,067 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 22:49:46,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:49:43" (1/3) ... [2019-11-06 22:49:46,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6aa8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:49:46, skipping insertion in model container [2019-11-06 22:49:46,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:49:44" (2/3) ... [2019-11-06 22:49:46,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6aa8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:49:46, skipping insertion in model container [2019-11-06 22:49:46,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:49:46" (3/3) ... [2019-11-06 22:49:46,071 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label03.c [2019-11-06 22:49:46,082 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 22:49:46,091 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 22:49:46,104 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 22:49:46,134 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 22:49:46,135 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 22:49:46,135 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 22:49:46,135 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 22:49:46,135 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 22:49:46,135 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 22:49:46,135 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 22:49:46,136 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 22:49:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-11-06 22:49:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-06 22:49:46,171 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:46,172 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:49:46,175 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:46,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:46,185 INFO L82 PathProgramCache]: Analyzing trace with hash -134949414, now seen corresponding path program 1 times [2019-11-06 22:49:46,197 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:46,197 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425950745] [2019-11-06 22:49:46,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:46,603 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425950745] [2019-11-06 22:49:46,604 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:46,604 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 22:49:46,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338702720] [2019-11-06 22:49:46,612 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 22:49:46,614 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:46,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 22:49:46,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:49:46,632 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2019-11-06 22:49:47,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:47,943 INFO L93 Difference]: Finished difference Result 688 states and 1223 transitions. [2019-11-06 22:49:47,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 22:49:47,946 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-11-06 22:49:47,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:47,976 INFO L225 Difference]: With dead ends: 688 [2019-11-06 22:49:47,976 INFO L226 Difference]: Without dead ends: 372 [2019-11-06 22:49:47,987 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:49:48,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2019-11-06 22:49:48,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2019-11-06 22:49:48,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-11-06 22:49:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 602 transitions. [2019-11-06 22:49:48,110 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 602 transitions. Word has length 57 [2019-11-06 22:49:48,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:48,112 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 602 transitions. [2019-11-06 22:49:48,112 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 22:49:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 602 transitions. [2019-11-06 22:49:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-06 22:49:48,126 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:48,127 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, 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] [2019-11-06 22:49:48,127 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:48,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:48,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1948270641, now seen corresponding path program 1 times [2019-11-06 22:49:48,129 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:48,129 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198463205] [2019-11-06 22:49:48,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:48,382 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198463205] [2019-11-06 22:49:48,383 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:48,383 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 22:49:48,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453996270] [2019-11-06 22:49:48,385 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 22:49:48,385 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:48,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 22:49:48,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:49:48,387 INFO L87 Difference]: Start difference. First operand 372 states and 602 transitions. Second operand 6 states. [2019-11-06 22:49:49,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:49,693 INFO L93 Difference]: Finished difference Result 1122 states and 1837 transitions. [2019-11-06 22:49:49,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 22:49:49,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2019-11-06 22:49:49,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:49,704 INFO L225 Difference]: With dead ends: 1122 [2019-11-06 22:49:49,706 INFO L226 Difference]: Without dead ends: 756 [2019-11-06 22:49:49,709 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-06 22:49:49,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2019-11-06 22:49:49,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 752. [2019-11-06 22:49:49,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 752 states. [2019-11-06 22:49:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1190 transitions. [2019-11-06 22:49:49,747 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1190 transitions. Word has length 126 [2019-11-06 22:49:49,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:49,747 INFO L462 AbstractCegarLoop]: Abstraction has 752 states and 1190 transitions. [2019-11-06 22:49:49,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 22:49:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1190 transitions. [2019-11-06 22:49:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-06 22:49:49,750 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:49,750 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, 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] [2019-11-06 22:49:49,751 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:49,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:49,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1769103958, now seen corresponding path program 1 times [2019-11-06 22:49:49,752 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:49,752 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872228003] [2019-11-06 22:49:49,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:49,873 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:49,873 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872228003] [2019-11-06 22:49:49,874 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:49,874 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 22:49:49,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893600764] [2019-11-06 22:49:49,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 22:49:49,875 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:49,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 22:49:49,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:49:49,876 INFO L87 Difference]: Start difference. First operand 752 states and 1190 transitions. Second operand 5 states. [2019-11-06 22:49:51,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:51,186 INFO L93 Difference]: Finished difference Result 1904 states and 3099 transitions. [2019-11-06 22:49:51,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 22:49:51,189 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-11-06 22:49:51,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:51,199 INFO L225 Difference]: With dead ends: 1904 [2019-11-06 22:49:51,200 INFO L226 Difference]: Without dead ends: 1158 [2019-11-06 22:49:51,203 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 22:49:51,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2019-11-06 22:49:51,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1138. [2019-11-06 22:49:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2019-11-06 22:49:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1632 transitions. [2019-11-06 22:49:51,249 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1632 transitions. Word has length 127 [2019-11-06 22:49:51,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:51,250 INFO L462 AbstractCegarLoop]: Abstraction has 1138 states and 1632 transitions. [2019-11-06 22:49:51,250 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 22:49:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1632 transitions. [2019-11-06 22:49:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-06 22:49:51,252 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:51,252 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, 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] [2019-11-06 22:49:51,252 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:51,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:51,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1462937402, now seen corresponding path program 1 times [2019-11-06 22:49:51,253 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:51,253 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126097605] [2019-11-06 22:49:51,254 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:51,424 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:51,425 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126097605] [2019-11-06 22:49:51,425 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:51,425 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 22:49:51,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41258927] [2019-11-06 22:49:51,426 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 22:49:51,426 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:51,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 22:49:51,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:49:51,427 INFO L87 Difference]: Start difference. First operand 1138 states and 1632 transitions. Second operand 5 states. [2019-11-06 22:49:52,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:52,674 INFO L93 Difference]: Finished difference Result 2882 states and 4163 transitions. [2019-11-06 22:49:52,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 22:49:52,675 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2019-11-06 22:49:52,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:52,684 INFO L225 Difference]: With dead ends: 2882 [2019-11-06 22:49:52,684 INFO L226 Difference]: Without dead ends: 1750 [2019-11-06 22:49:52,687 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 22:49:52,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1750 states. [2019-11-06 22:49:52,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1750 to 1514. [2019-11-06 22:49:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1514 states. [2019-11-06 22:49:52,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 2084 transitions. [2019-11-06 22:49:52,744 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 2084 transitions. Word has length 129 [2019-11-06 22:49:52,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:52,745 INFO L462 AbstractCegarLoop]: Abstraction has 1514 states and 2084 transitions. [2019-11-06 22:49:52,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 22:49:52,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2084 transitions. [2019-11-06 22:49:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-06 22:49:52,747 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:52,747 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, 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] [2019-11-06 22:49:52,748 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:52,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:52,748 INFO L82 PathProgramCache]: Analyzing trace with hash -660546695, now seen corresponding path program 1 times [2019-11-06 22:49:52,748 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:52,749 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115031525] [2019-11-06 22:49:52,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:52,888 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115031525] [2019-11-06 22:49:52,888 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:52,888 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 22:49:52,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438229700] [2019-11-06 22:49:52,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 22:49:52,889 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:52,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 22:49:52,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:49:52,890 INFO L87 Difference]: Start difference. First operand 1514 states and 2084 transitions. Second operand 5 states. [2019-11-06 22:49:54,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:54,504 INFO L93 Difference]: Finished difference Result 4012 states and 5556 transitions. [2019-11-06 22:49:54,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 22:49:54,505 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2019-11-06 22:49:54,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:54,514 INFO L225 Difference]: With dead ends: 4012 [2019-11-06 22:49:54,514 INFO L226 Difference]: Without dead ends: 2062 [2019-11-06 22:49:54,519 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:49:54,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2062 states. [2019-11-06 22:49:54,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2062 to 1692. [2019-11-06 22:49:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1692 states. [2019-11-06 22:49:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1692 states and 1958 transitions. [2019-11-06 22:49:54,579 INFO L78 Accepts]: Start accepts. Automaton has 1692 states and 1958 transitions. Word has length 130 [2019-11-06 22:49:54,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:54,579 INFO L462 AbstractCegarLoop]: Abstraction has 1692 states and 1958 transitions. [2019-11-06 22:49:54,579 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 22:49:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 1958 transitions. [2019-11-06 22:49:54,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-06 22:49:54,584 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:49:54,584 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:49:54,585 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:49:54,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:49:54,585 INFO L82 PathProgramCache]: Analyzing trace with hash -606122255, now seen corresponding path program 1 times [2019-11-06 22:49:54,585 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 22:49:54,586 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459195370] [2019-11-06 22:49:54,586 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:49:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:49:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:49:54,807 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459195370] [2019-11-06 22:49:54,808 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:49:54,808 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 22:49:54,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259127867] [2019-11-06 22:49:54,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:49:54,809 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 22:49:54,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:49:54,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:49:54,810 INFO L87 Difference]: Start difference. First operand 1692 states and 1958 transitions. Second operand 4 states. [2019-11-06 22:49:55,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:49:55,948 INFO L93 Difference]: Finished difference Result 4484 states and 5238 transitions. [2019-11-06 22:49:55,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-06 22:49:55,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 222 [2019-11-06 22:49:55,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:49:55,952 INFO L225 Difference]: With dead ends: 4484 [2019-11-06 22:49:55,952 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 22:49:55,960 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:49:55,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 22:49:55,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 22:49:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 22:49:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 22:49:55,961 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 222 [2019-11-06 22:49:55,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:49:55,962 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 22:49:55,962 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:49:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 22:49:55,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 22:49:55,967 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 22:49:56,527 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 47 [2019-11-06 22:49:56,721 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:49:56,721 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-11-06 22:49:56,721 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-06 22:49:56,722 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-06 22:49:56,723 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,724 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,727 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,727 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-06 22:49:56,727 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-06 22:49:56,727 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,728 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,729 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-06 22:49:56,731 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-06 22:49:56,731 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-06 22:49:56,731 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-06 22:49:56,731 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,732 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,733 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,734 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-06 22:49:56,735 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,736 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,737 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-06 22:49:56,738 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-06 22:49:56,739 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-06 22:49:56,740 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-06 22:49:56,741 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse4 (= ~a12~0 |old(~a12~0)|)) (.cse6 (= ~a21~0 |old(~a21~0)|)) (.cse5 (= ~a15~0 |old(~a15~0)|))) (let ((.cse1 (= 9 |old(~a15~0)|)) (.cse2 (= 9 |old(~a21~0)|)) (.cse0 (and .cse4 .cse6 .cse5)) (.cse3 (= 5 |old(~a15~0)|))) (and (or .cse0 (or (not (<= (+ |old(~a12~0)| 49) 0)) .cse1) (= 10 |old(~a21~0)|)) (or (not (< 0 (+ |old(~a12~0)| 43))) .cse0) (or (not .cse2) .cse3 (and .cse4 (= ~a21~0 9) .cse5) .cse1) (or .cse2 .cse3 .cse0) (or (not (= 6 |old(~a21~0)|)) (not (= 1 |old(~a24~0)|)) (not .cse3) (and .cse4 (= ~a24~0 1) .cse6 .cse5))))) [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-06 22:49:56,742 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,743 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-06 22:49:56,744 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-06 22:49:56,745 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-06 22:49:56,745 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-06 22:49:56,745 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-06 22:49:56,745 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,745 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-06 22:49:56,746 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-06 22:49:56,747 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-06 22:49:56,747 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,747 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,747 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,750 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-06 22:49:56,750 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-06 22:49:56,750 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-06 22:49:56,751 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-06 22:49:56,751 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-06 22:49:56,751 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-06 22:49:56,752 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-06 22:49:56,757 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-06 22:49:56,757 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,757 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,757 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-06 22:49:56,758 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-06 22:49:56,759 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,759 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,759 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-06 22:49:56,759 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-06 22:49:56,760 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,761 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,762 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,763 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-06 22:49:56,764 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-06 22:49:56,765 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,766 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-06 22:49:56,767 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 157) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-06 22:49:56,768 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 22:49:56,769 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:49:56,770 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a21~0 9)) (not (= 9 ~a15~0)) (<= (+ ~a12~0 49) 0) (not (= 5 ~a15~0)) (not (= ~a21~0 10))) [2019-11-06 22:49:56,770 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 22:49:56,771 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:49:56,771 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (not (<= (+ |old(~a12~0)| 49) 0)) (= 9 |old(~a15~0)|) (= 10 |old(~a21~0)|) (and (= ~a12~0 |old(~a12~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|))) [2019-11-06 22:49:56,771 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2019-11-06 22:49:56,771 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse1 (not (= 9 ~a15~0))) (.cse0 (not (= 5 ~a15~0)))) (or (and (= ~a21~0 6) (= ~a24~0 1)) (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (not (<= (+ |old(~a12~0)| 49) 0)) (= 9 |old(~a15~0)|) (< 0 (+ ~a12~0 43)) (and (not (= ~a21~0 9)) .cse0) (and .cse1 (<= (+ ~a12~0 49) 0) (not (= ~a21~0 10))) (and .cse1 .cse0) (= 10 |old(~a21~0)|))) [2019-11-06 22:49:56,771 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-11-06 22:49:56,771 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-06 22:49:56,772 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse1 (not (= 9 ~a15~0))) (.cse0 (not (= 5 ~a15~0)))) (or (and (= ~a21~0 6) (= ~a24~0 1)) (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (not (<= (+ |old(~a12~0)| 49) 0)) (= 9 |old(~a15~0)|) (< 0 (+ ~a12~0 43)) (and (not (= ~a21~0 9)) .cse0) (and .cse1 (<= (+ ~a12~0 49) 0) (not (= ~a21~0 10))) (and .cse1 .cse0) (= 10 |old(~a21~0)|))) [2019-11-06 22:49:56,772 INFO L443 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2019-11-06 22:49:56,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:49:56 BoogieIcfgContainer [2019-11-06 22:49:56,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 22:49:56,791 INFO L168 Benchmark]: Toolchain (without parser) took 13483.13 ms. Allocated memory was 143.1 MB in the beginning and 379.6 MB in the end (delta: 236.5 MB). Free memory was 98.7 MB in the beginning and 266.6 MB in the end (delta: -167.9 MB). Peak memory consumption was 255.8 MB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,792 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 920.44 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 98.5 MB in the beginning and 166.2 MB in the end (delta: -67.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,794 INFO L168 Benchmark]: Boogie Preprocessor took 185.60 ms. Allocated memory is still 203.4 MB. Free memory was 166.2 MB in the beginning and 160.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,795 INFO L168 Benchmark]: RCFGBuilder took 1646.31 ms. Allocated memory was 203.4 MB in the beginning and 232.8 MB in the end (delta: 29.4 MB). Free memory was 160.3 MB in the beginning and 156.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,796 INFO L168 Benchmark]: TraceAbstraction took 10726.17 ms. Allocated memory was 232.8 MB in the beginning and 379.6 MB in the end (delta: 146.8 MB). Free memory was 156.0 MB in the beginning and 266.6 MB in the end (delta: -110.6 MB). Peak memory consumption was 223.5 MB. Max. memory is 7.1 GB. [2019-11-06 22:49:56,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 143.1 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 920.44 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 98.5 MB in the beginning and 166.2 MB in the end (delta: -67.7 MB). Peak memory consumption was 36.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 185.60 ms. Allocated memory is still 203.4 MB. Free memory was 166.2 MB in the beginning and 160.3 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1646.31 ms. Allocated memory was 203.4 MB in the beginning and 232.8 MB in the end (delta: 29.4 MB). Free memory was 160.3 MB in the beginning and 156.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10726.17 ms. Allocated memory was 232.8 MB in the beginning and 379.6 MB in the end (delta: 146.8 MB). Free memory was 156.0 MB in the beginning and 266.6 MB in the end (delta: -110.6 MB). Peak memory consumption was 223.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 157]: 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: (((((((((a21 == 6 && a24 == 1) || 9 == \old(a21)) || 5 == \old(a15)) || !(\old(a12) + 49 <= 0)) || 9 == \old(a15)) || 0 < a12 + 43) || (!(a21 == 9) && !(5 == a15))) || ((!(9 == a15) && a12 + 49 <= 0) && !(a21 == 10))) || (!(9 == a15) && !(5 == a15))) || 10 == \old(a21) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Result: SAFE, OverallTime: 10.6s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 380 SDtfs, 2651 SDslu, 178 SDs, 0 SdLazy, 5047 SolverSat, 1142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 19 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1692occurred 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, 630 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 55 PreInvPairs, 93 NumberOfFragments, 294 HoareAnnotationTreeSize, 55 FomulaSimplifications, 2102 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1152 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 791 NumberOfCodeBlocks, 791 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 785 ConstructedInterpolants, 0 QuantifiedInterpolants, 321291 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 250/250 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...