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 -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 12:58:03,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 12:58:03,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 12:58:03,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 12:58:03,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 12:58:03,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 12:58:03,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 12:58:03,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 12:58:03,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 12:58:03,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 12:58:03,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 12:58:03,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 12:58:03,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 12:58:03,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 12:58:03,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 12:58:03,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 12:58:03,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 12:58:03,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 12:58:03,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 12:58:04,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 12:58:04,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 12:58:04,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 12:58:04,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 12:58:04,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 12:58:04,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 12:58:04,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 12:58:04,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 12:58:04,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 12:58:04,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 12:58:04,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 12:58:04,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 12:58:04,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 12:58:04,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 12:58:04,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 12:58:04,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 12:58:04,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 12:58:04,018 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 [2019-09-20 12:58:04,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 12:58:04,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 12:58:04,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 12:58:04,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 12:58:04,036 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 12:58:04,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 12:58:04,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 12:58:04,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 12:58:04,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 12:58:04,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 12:58:04,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 12:58:04,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 12:58:04,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 12:58:04,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 12:58:04,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 12:58:04,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 12:58:04,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 12:58:04,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 12:58:04,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 12:58:04,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 12:58:04,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 12:58:04,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 12:58:04,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 12:58:04,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 12:58:04,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 12:58:04,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 12:58:04,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 12:58:04,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 12:58:04,085 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 12:58:04,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-20 12:58:04,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473f1e213/5d274e1b648a46a6b0bcbe0dd000ac41/FLAGe05393a94 [2019-09-20 12:58:04,607 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 12:58:04,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+nlh-reducer.c [2019-09-20 12:58:04,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473f1e213/5d274e1b648a46a6b0bcbe0dd000ac41/FLAGe05393a94 [2019-09-20 12:58:04,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/473f1e213/5d274e1b648a46a6b0bcbe0dd000ac41 [2019-09-20 12:58:04,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 12:58:04,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 12:58:04,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 12:58:04,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 12:58:04,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 12:58:04,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:58:04" (1/1) ... [2019-09-20 12:58:04,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e81ba10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:04, skipping insertion in model container [2019-09-20 12:58:04,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:58:04" (1/1) ... [2019-09-20 12:58:04,982 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 12:58:05,057 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 12:58:05,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 12:58:05,755 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 12:58:05,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 12:58:06,016 INFO L192 MainTranslator]: Completed translation [2019-09-20 12:58:06,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06 WrapperNode [2019-09-20 12:58:06,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 12:58:06,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 12:58:06,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 12:58:06,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 12:58:06,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (1/1) ... [2019-09-20 12:58:06,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 12:58:06,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 12:58:06,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 12:58:06,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 12:58:06,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (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 [2019-09-20 12:58:06,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 12:58:06,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 12:58:06,299 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 12:58:06,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 12:58:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 12:58:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 12:58:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 12:58:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 12:58:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 12:58:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 12:58:08,253 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 12:58:08,254 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 12:58:08,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:58:08 BoogieIcfgContainer [2019-09-20 12:58:08,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 12:58:08,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 12:58:08,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 12:58:08,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 12:58:08,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 12:58:04" (1/3) ... [2019-09-20 12:58:08,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26aead78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 12:58:08, skipping insertion in model container [2019-09-20 12:58:08,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:58:06" (2/3) ... [2019-09-20 12:58:08,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26aead78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 12:58:08, skipping insertion in model container [2019-09-20 12:58:08,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:58:08" (3/3) ... [2019-09-20 12:58:08,264 INFO L109 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.p+nlh-reducer.c [2019-09-20 12:58:08,275 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 12:58:08,283 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2019-09-20 12:58:08,302 INFO L252 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2019-09-20 12:58:08,338 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 12:58:08,339 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 12:58:08,339 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 12:58:08,340 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 12:58:08,340 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 12:58:08,340 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 12:58:08,340 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 12:58:08,340 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 12:58:08,340 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 12:58:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states. [2019-09-20 12:58:08,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-09-20 12:58:08,375 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:08,376 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:08,379 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:08,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:08,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1490721617, now seen corresponding path program 1 times [2019-09-20 12:58:08,387 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:08,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:08,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:08,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:08,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:08,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:08,648 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:08,654 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:08,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:08,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:08,674 INFO L87 Difference]: Start difference. First operand 309 states. Second operand 4 states. [2019-09-20 12:58:09,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:09,571 INFO L93 Difference]: Finished difference Result 319 states and 579 transitions. [2019-09-20 12:58:09,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 12:58:09,573 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-09-20 12:58:09,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:09,587 INFO L225 Difference]: With dead ends: 319 [2019-09-20 12:58:09,588 INFO L226 Difference]: Without dead ends: 302 [2019-09-20 12:58:09,591 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:09,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2019-09-20 12:58:09,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2019-09-20 12:58:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2019-09-20 12:58:09,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 425 transitions. [2019-09-20 12:58:09,679 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 425 transitions. Word has length 11 [2019-09-20 12:58:09,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:09,680 INFO L475 AbstractCegarLoop]: Abstraction has 302 states and 425 transitions. [2019-09-20 12:58:09,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:09,681 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 425 transitions. [2019-09-20 12:58:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-09-20 12:58:09,682 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:09,682 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:09,683 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:09,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:09,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1032267068, now seen corresponding path program 1 times [2019-09-20 12:58:09,684 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:09,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:09,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:09,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:09,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:09,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:09,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:09,755 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:09,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:09,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:09,756 INFO L87 Difference]: Start difference. First operand 302 states and 425 transitions. Second operand 4 states. [2019-09-20 12:58:10,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:10,206 INFO L93 Difference]: Finished difference Result 309 states and 432 transitions. [2019-09-20 12:58:10,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 12:58:10,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-09-20 12:58:10,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:10,209 INFO L225 Difference]: With dead ends: 309 [2019-09-20 12:58:10,210 INFO L226 Difference]: Without dead ends: 304 [2019-09-20 12:58:10,211 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:10,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2019-09-20 12:58:10,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 297. [2019-09-20 12:58:10,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2019-09-20 12:58:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 360 transitions. [2019-09-20 12:58:10,242 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 360 transitions. Word has length 12 [2019-09-20 12:58:10,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:10,242 INFO L475 AbstractCegarLoop]: Abstraction has 297 states and 360 transitions. [2019-09-20 12:58:10,243 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 360 transitions. [2019-09-20 12:58:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-09-20 12:58:10,248 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:10,248 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:10,249 INFO L418 AbstractCegarLoop]: === Iteration 3 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:10,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:10,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1016017071, now seen corresponding path program 1 times [2019-09-20 12:58:10,249 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:10,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:10,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:10,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:10,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:10,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:10,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:10,311 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:10,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:10,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:10,312 INFO L87 Difference]: Start difference. First operand 297 states and 360 transitions. Second operand 4 states. [2019-09-20 12:58:10,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:10,851 INFO L93 Difference]: Finished difference Result 297 states and 360 transitions. [2019-09-20 12:58:10,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 12:58:10,851 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-09-20 12:58:10,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:10,853 INFO L225 Difference]: With dead ends: 297 [2019-09-20 12:58:10,854 INFO L226 Difference]: Without dead ends: 295 [2019-09-20 12:58:10,854 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:10,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2019-09-20 12:58:10,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2019-09-20 12:58:10,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2019-09-20 12:58:10,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 358 transitions. [2019-09-20 12:58:10,867 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 358 transitions. Word has length 12 [2019-09-20 12:58:10,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:10,867 INFO L475 AbstractCegarLoop]: Abstraction has 295 states and 358 transitions. [2019-09-20 12:58:10,867 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 358 transitions. [2019-09-20 12:58:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-09-20 12:58:10,868 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:10,868 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:10,869 INFO L418 AbstractCegarLoop]: === Iteration 4 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:10,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:10,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1431755048, now seen corresponding path program 1 times [2019-09-20 12:58:10,869 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:10,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:10,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:10,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:10,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:10,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:10,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:10,908 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:10,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:10,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:10,909 INFO L87 Difference]: Start difference. First operand 295 states and 358 transitions. Second operand 4 states. [2019-09-20 12:58:11,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:11,262 INFO L93 Difference]: Finished difference Result 300 states and 363 transitions. [2019-09-20 12:58:11,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:11,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-09-20 12:58:11,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:11,265 INFO L225 Difference]: With dead ends: 300 [2019-09-20 12:58:11,265 INFO L226 Difference]: Without dead ends: 298 [2019-09-20 12:58:11,266 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2019-09-20 12:58:11,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2019-09-20 12:58:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2019-09-20 12:58:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 361 transitions. [2019-09-20 12:58:11,276 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 361 transitions. Word has length 13 [2019-09-20 12:58:11,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:11,277 INFO L475 AbstractCegarLoop]: Abstraction has 298 states and 361 transitions. [2019-09-20 12:58:11,277 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:11,277 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 361 transitions. [2019-09-20 12:58:11,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-09-20 12:58:11,278 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:11,278 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:11,298 INFO L418 AbstractCegarLoop]: === Iteration 5 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:11,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:11,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1526969604, now seen corresponding path program 1 times [2019-09-20 12:58:11,299 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:11,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:11,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:11,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:11,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:11,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:11,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:11,386 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:11,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:11,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:11,387 INFO L87 Difference]: Start difference. First operand 298 states and 361 transitions. Second operand 5 states. [2019-09-20 12:58:12,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:12,011 INFO L93 Difference]: Finished difference Result 298 states and 361 transitions. [2019-09-20 12:58:12,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:12,012 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-09-20 12:58:12,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:12,014 INFO L225 Difference]: With dead ends: 298 [2019-09-20 12:58:12,014 INFO L226 Difference]: Without dead ends: 296 [2019-09-20 12:58:12,015 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:12,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2019-09-20 12:58:12,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2019-09-20 12:58:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-09-20 12:58:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 359 transitions. [2019-09-20 12:58:12,024 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 359 transitions. Word has length 15 [2019-09-20 12:58:12,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:12,024 INFO L475 AbstractCegarLoop]: Abstraction has 296 states and 359 transitions. [2019-09-20 12:58:12,024 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:12,024 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 359 transitions. [2019-09-20 12:58:12,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-09-20 12:58:12,025 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:12,025 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:12,026 INFO L418 AbstractCegarLoop]: === Iteration 6 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:12,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:12,026 INFO L82 PathProgramCache]: Analyzing trace with hash -91414371, now seen corresponding path program 1 times [2019-09-20 12:58:12,026 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:12,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:12,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:12,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:12,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:12,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:12,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:12,061 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:12,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:12,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:12,062 INFO L87 Difference]: Start difference. First operand 296 states and 359 transitions. Second operand 4 states. [2019-09-20 12:58:12,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:12,392 INFO L93 Difference]: Finished difference Result 296 states and 359 transitions. [2019-09-20 12:58:12,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 12:58:12,392 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-09-20 12:58:12,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:12,394 INFO L225 Difference]: With dead ends: 296 [2019-09-20 12:58:12,394 INFO L226 Difference]: Without dead ends: 292 [2019-09-20 12:58:12,395 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:12,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2019-09-20 12:58:12,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 292. [2019-09-20 12:58:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2019-09-20 12:58:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 355 transitions. [2019-09-20 12:58:12,403 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 355 transitions. Word has length 16 [2019-09-20 12:58:12,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:12,404 INFO L475 AbstractCegarLoop]: Abstraction has 292 states and 355 transitions. [2019-09-20 12:58:12,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 355 transitions. [2019-09-20 12:58:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-09-20 12:58:12,405 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:12,405 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:12,405 INFO L418 AbstractCegarLoop]: === Iteration 7 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:12,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:12,406 INFO L82 PathProgramCache]: Analyzing trace with hash -922816985, now seen corresponding path program 1 times [2019-09-20 12:58:12,406 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:12,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:12,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:12,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:12,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:12,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:12,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:12,494 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:12,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:12,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:12,495 INFO L87 Difference]: Start difference. First operand 292 states and 355 transitions. Second operand 5 states. [2019-09-20 12:58:13,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:13,159 INFO L93 Difference]: Finished difference Result 292 states and 355 transitions. [2019-09-20 12:58:13,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 12:58:13,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-09-20 12:58:13,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:13,162 INFO L225 Difference]: With dead ends: 292 [2019-09-20 12:58:13,162 INFO L226 Difference]: Without dead ends: 290 [2019-09-20 12:58:13,163 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-20 12:58:13,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2019-09-20 12:58:13,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 287. [2019-09-20 12:58:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2019-09-20 12:58:13,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 350 transitions. [2019-09-20 12:58:13,170 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 350 transitions. Word has length 17 [2019-09-20 12:58:13,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:13,171 INFO L475 AbstractCegarLoop]: Abstraction has 287 states and 350 transitions. [2019-09-20 12:58:13,171 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:13,172 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 350 transitions. [2019-09-20 12:58:13,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-09-20 12:58:13,172 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:13,173 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:13,173 INFO L418 AbstractCegarLoop]: === Iteration 8 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:13,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:13,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1474389837, now seen corresponding path program 1 times [2019-09-20 12:58:13,174 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:13,174 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:13,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:13,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:13,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:13,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:13,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:13,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:13,232 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:13,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:13,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:13,233 INFO L87 Difference]: Start difference. First operand 287 states and 350 transitions. Second operand 5 states. [2019-09-20 12:58:13,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:13,762 INFO L93 Difference]: Finished difference Result 307 states and 372 transitions. [2019-09-20 12:58:13,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:13,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-09-20 12:58:13,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:13,765 INFO L225 Difference]: With dead ends: 307 [2019-09-20 12:58:13,765 INFO L226 Difference]: Without dead ends: 305 [2019-09-20 12:58:13,766 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:13,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-09-20 12:58:13,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 285. [2019-09-20 12:58:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2019-09-20 12:58:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 348 transitions. [2019-09-20 12:58:13,775 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 348 transitions. Word has length 17 [2019-09-20 12:58:13,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:13,775 INFO L475 AbstractCegarLoop]: Abstraction has 285 states and 348 transitions. [2019-09-20 12:58:13,776 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 348 transitions. [2019-09-20 12:58:13,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-09-20 12:58:13,780 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:13,780 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:13,780 INFO L418 AbstractCegarLoop]: === Iteration 9 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:13,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:13,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1475929037, now seen corresponding path program 1 times [2019-09-20 12:58:13,781 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:13,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:13,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:13,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:13,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:13,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:13,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:13,858 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:13,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:13,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:13,859 INFO L87 Difference]: Start difference. First operand 285 states and 348 transitions. Second operand 5 states. [2019-09-20 12:58:14,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:14,406 INFO L93 Difference]: Finished difference Result 288 states and 351 transitions. [2019-09-20 12:58:14,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:14,406 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-09-20 12:58:14,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:14,409 INFO L225 Difference]: With dead ends: 288 [2019-09-20 12:58:14,409 INFO L226 Difference]: Without dead ends: 286 [2019-09-20 12:58:14,409 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:14,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2019-09-20 12:58:14,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 283. [2019-09-20 12:58:14,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2019-09-20 12:58:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 346 transitions. [2019-09-20 12:58:14,421 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 346 transitions. Word has length 17 [2019-09-20 12:58:14,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:14,421 INFO L475 AbstractCegarLoop]: Abstraction has 283 states and 346 transitions. [2019-09-20 12:58:14,421 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 346 transitions. [2019-09-20 12:58:14,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-20 12:58:14,427 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:14,427 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:14,427 INFO L418 AbstractCegarLoop]: === Iteration 10 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:14,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:14,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1537186772, now seen corresponding path program 1 times [2019-09-20 12:58:14,428 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:14,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:14,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:14,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:14,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:14,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:14,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:14,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:14,478 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:14,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:14,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:14,479 INFO L87 Difference]: Start difference. First operand 283 states and 346 transitions. Second operand 5 states. [2019-09-20 12:58:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:14,970 INFO L93 Difference]: Finished difference Result 306 states and 371 transitions. [2019-09-20 12:58:14,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:14,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-09-20 12:58:14,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:14,974 INFO L225 Difference]: With dead ends: 306 [2019-09-20 12:58:14,974 INFO L226 Difference]: Without dead ends: 304 [2019-09-20 12:58:14,975 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:14,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2019-09-20 12:58:14,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 281. [2019-09-20 12:58:14,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 281 states. [2019-09-20 12:58:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 344 transitions. [2019-09-20 12:58:14,983 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 344 transitions. Word has length 18 [2019-09-20 12:58:14,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:14,983 INFO L475 AbstractCegarLoop]: Abstraction has 281 states and 344 transitions. [2019-09-20 12:58:14,983 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:14,983 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 344 transitions. [2019-09-20 12:58:14,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-20 12:58:14,984 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:14,984 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:14,985 INFO L418 AbstractCegarLoop]: === Iteration 11 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:14,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:14,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1538552192, now seen corresponding path program 1 times [2019-09-20 12:58:14,986 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:14,986 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:14,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:14,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:14,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:15,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:15,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:15,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:15,050 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:15,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:15,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:15,051 INFO L87 Difference]: Start difference. First operand 281 states and 344 transitions. Second operand 5 states. [2019-09-20 12:58:15,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:15,616 INFO L93 Difference]: Finished difference Result 295 states and 360 transitions. [2019-09-20 12:58:15,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 12:58:15,617 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-09-20 12:58:15,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:15,619 INFO L225 Difference]: With dead ends: 295 [2019-09-20 12:58:15,619 INFO L226 Difference]: Without dead ends: 293 [2019-09-20 12:58:15,620 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-20 12:58:15,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2019-09-20 12:58:15,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 279. [2019-09-20 12:58:15,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2019-09-20 12:58:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 342 transitions. [2019-09-20 12:58:15,632 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 342 transitions. Word has length 18 [2019-09-20 12:58:15,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:15,632 INFO L475 AbstractCegarLoop]: Abstraction has 279 states and 342 transitions. [2019-09-20 12:58:15,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 342 transitions. [2019-09-20 12:58:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-20 12:58:15,633 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:15,634 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:15,634 INFO L418 AbstractCegarLoop]: === Iteration 12 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:15,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:15,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1490836942, now seen corresponding path program 1 times [2019-09-20 12:58:15,635 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:15,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:15,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:15,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:15,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:15,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:15,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:15,721 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:15,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:15,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:15,722 INFO L87 Difference]: Start difference. First operand 279 states and 342 transitions. Second operand 5 states. [2019-09-20 12:58:16,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:16,309 INFO L93 Difference]: Finished difference Result 279 states and 342 transitions. [2019-09-20 12:58:16,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 12:58:16,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-09-20 12:58:16,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:16,311 INFO L225 Difference]: With dead ends: 279 [2019-09-20 12:58:16,311 INFO L226 Difference]: Without dead ends: 275 [2019-09-20 12:58:16,312 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:16,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2019-09-20 12:58:16,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2019-09-20 12:58:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2019-09-20 12:58:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 338 transitions. [2019-09-20 12:58:16,322 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 338 transitions. Word has length 18 [2019-09-20 12:58:16,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:16,323 INFO L475 AbstractCegarLoop]: Abstraction has 275 states and 338 transitions. [2019-09-20 12:58:16,323 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 338 transitions. [2019-09-20 12:58:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-09-20 12:58:16,324 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:16,324 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:16,325 INFO L418 AbstractCegarLoop]: === Iteration 13 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:16,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:16,325 INFO L82 PathProgramCache]: Analyzing trace with hash -408146528, now seen corresponding path program 1 times [2019-09-20 12:58:16,325 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:16,325 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:16,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:16,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:16,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:16,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:16,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:16,390 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:16,390 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:16,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:16,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:16,391 INFO L87 Difference]: Start difference. First operand 275 states and 338 transitions. Second operand 5 states. [2019-09-20 12:58:17,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:17,206 INFO L93 Difference]: Finished difference Result 290 states and 355 transitions. [2019-09-20 12:58:17,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 12:58:17,206 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-09-20 12:58:17,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:17,209 INFO L225 Difference]: With dead ends: 290 [2019-09-20 12:58:17,209 INFO L226 Difference]: Without dead ends: 288 [2019-09-20 12:58:17,210 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-20 12:58:17,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2019-09-20 12:58:17,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 273. [2019-09-20 12:58:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2019-09-20 12:58:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 336 transitions. [2019-09-20 12:58:17,218 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 336 transitions. Word has length 19 [2019-09-20 12:58:17,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:17,218 INFO L475 AbstractCegarLoop]: Abstraction has 273 states and 336 transitions. [2019-09-20 12:58:17,218 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 336 transitions. [2019-09-20 12:58:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-09-20 12:58:17,219 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:17,219 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:17,220 INFO L418 AbstractCegarLoop]: === Iteration 14 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:17,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:17,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1079809725, now seen corresponding path program 1 times [2019-09-20 12:58:17,220 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:17,220 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:17,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:17,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:17,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:17,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:17,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 12:58:17,260 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 12:58:17,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 12:58:17,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-20 12:58:17,261 INFO L87 Difference]: Start difference. First operand 273 states and 336 transitions. Second operand 6 states. [2019-09-20 12:58:17,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:17,845 INFO L93 Difference]: Finished difference Result 288 states and 353 transitions. [2019-09-20 12:58:17,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 12:58:17,845 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2019-09-20 12:58:17,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:17,850 INFO L225 Difference]: With dead ends: 288 [2019-09-20 12:58:17,852 INFO L226 Difference]: Without dead ends: 286 [2019-09-20 12:58:17,853 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-20 12:58:17,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2019-09-20 12:58:17,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 271. [2019-09-20 12:58:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-09-20 12:58:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 334 transitions. [2019-09-20 12:58:17,862 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 334 transitions. Word has length 20 [2019-09-20 12:58:17,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:17,862 INFO L475 AbstractCegarLoop]: Abstraction has 271 states and 334 transitions. [2019-09-20 12:58:17,862 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 12:58:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 334 transitions. [2019-09-20 12:58:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-09-20 12:58:17,863 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:17,863 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:17,864 INFO L418 AbstractCegarLoop]: === Iteration 15 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:17,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:17,864 INFO L82 PathProgramCache]: Analyzing trace with hash 885640025, now seen corresponding path program 1 times [2019-09-20 12:58:17,864 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:17,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:17,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:17,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:17,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:17,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:17,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:17,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 12:58:17,896 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 12:58:17,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 12:58:17,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 12:58:17,896 INFO L87 Difference]: Start difference. First operand 271 states and 334 transitions. Second operand 4 states. [2019-09-20 12:58:18,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:18,250 INFO L93 Difference]: Finished difference Result 274 states and 337 transitions. [2019-09-20 12:58:18,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 12:58:18,250 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2019-09-20 12:58:18,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:18,252 INFO L225 Difference]: With dead ends: 274 [2019-09-20 12:58:18,252 INFO L226 Difference]: Without dead ends: 254 [2019-09-20 12:58:18,253 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-09-20 12:58:18,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2019-09-20 12:58:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-09-20 12:58:18,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 254 transitions. [2019-09-20 12:58:18,262 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 254 transitions. Word has length 21 [2019-09-20 12:58:18,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:18,262 INFO L475 AbstractCegarLoop]: Abstraction has 254 states and 254 transitions. [2019-09-20 12:58:18,262 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 12:58:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 254 transitions. [2019-09-20 12:58:18,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-20 12:58:18,270 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:18,271 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:18,280 INFO L418 AbstractCegarLoop]: === Iteration 16 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:18,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:18,281 INFO L82 PathProgramCache]: Analyzing trace with hash 317164964, now seen corresponding path program 1 times [2019-09-20 12:58:18,281 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:18,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:18,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:18,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:18,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:20,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:20,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2019-09-20 12:58:20,665 INFO L454 AbstractCegarLoop]: Interpolant automaton has 63 states [2019-09-20 12:58:20,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2019-09-20 12:58:20,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1893, Invalid=2013, Unknown=0, NotChecked=0, Total=3906 [2019-09-20 12:58:20,669 INFO L87 Difference]: Start difference. First operand 254 states and 254 transitions. Second operand 63 states. [2019-09-20 12:58:22,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:22,064 INFO L93 Difference]: Finished difference Result 255 states and 255 transitions. [2019-09-20 12:58:22,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2019-09-20 12:58:22,064 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 248 [2019-09-20 12:58:22,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:22,068 INFO L225 Difference]: With dead ends: 255 [2019-09-20 12:58:22,068 INFO L226 Difference]: Without dead ends: 253 [2019-09-20 12:58:22,071 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1956, Invalid=2076, Unknown=0, NotChecked=0, Total=4032 [2019-09-20 12:58:22,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2019-09-20 12:58:22,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 252. [2019-09-20 12:58:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2019-09-20 12:58:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 252 transitions. [2019-09-20 12:58:22,077 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 252 transitions. Word has length 248 [2019-09-20 12:58:22,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:22,078 INFO L475 AbstractCegarLoop]: Abstraction has 252 states and 252 transitions. [2019-09-20 12:58:22,078 INFO L476 AbstractCegarLoop]: Interpolant automaton has 63 states. [2019-09-20 12:58:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 252 transitions. [2019-09-20 12:58:22,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-09-20 12:58:22,081 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 12:58:22,081 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 12:58:22,082 INFO L418 AbstractCegarLoop]: === Iteration 17 === [mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 12:58:22,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 12:58:22,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1242183539, now seen corresponding path program 1 times [2019-09-20 12:58:22,082 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 12:58:22,082 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 12:58:22,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:22,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 12:58:22,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 12:58:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 12:58:23,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 12:58:23,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 12:58:23,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 12:58:23,457 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 12:58:23,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 12:58:23,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-20 12:58:23,457 INFO L87 Difference]: Start difference. First operand 252 states and 252 transitions. Second operand 5 states. [2019-09-20 12:58:23,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 12:58:23,947 INFO L93 Difference]: Finished difference Result 254 states and 254 transitions. [2019-09-20 12:58:23,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 12:58:23,948 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 249 [2019-09-20 12:58:23,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 12:58:23,949 INFO L225 Difference]: With dead ends: 254 [2019-09-20 12:58:23,949 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 12:58:23,951 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 3 SyntacticMatches, 176 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-20 12:58:23,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 12:58:23,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 12:58:23,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 12:58:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 12:58:23,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 249 [2019-09-20 12:58:23,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 12:58:23,953 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 12:58:23,953 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 12:58:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 12:58:23,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 12:58:23,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 12:58:24,118 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 12:58:24,118 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 12:58:24,119 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-09-20 12:58:24,119 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point L1753(lines 1753 2769) no Hoare annotation was computed. [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 11 3003) no Hoare annotation was computed. [2019-09-20 12:58:24,119 INFO L443 ceAbstractionStarter]: For program point L630(lines 630 2942) no Hoare annotation was computed. [2019-09-20 12:58:24,120 INFO L443 ceAbstractionStarter]: For program point L564(lines 564 2952) no Hoare annotation was computed. [2019-09-20 12:58:24,120 INFO L443 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-09-20 12:58:24,120 INFO L443 ceAbstractionStarter]: For program point L2018(lines 2018 2728) no Hoare annotation was computed. [2019-09-20 12:58:24,120 INFO L443 ceAbstractionStarter]: For program point L895(lines 895 2901) no Hoare annotation was computed. [2019-09-20 12:58:24,121 INFO L443 ceAbstractionStarter]: For program point L1160(lines 1160 2860) no Hoare annotation was computed. [2019-09-20 12:58:24,121 INFO L443 ceAbstractionStarter]: For program point L2151(lines 2151 2708) no Hoare annotation was computed. [2019-09-20 12:58:24,121 INFO L443 ceAbstractionStarter]: For program point L2085(lines 2085 2718) no Hoare annotation was computed. [2019-09-20 12:58:24,121 INFO L443 ceAbstractionStarter]: For program point L2416(lines 2416 2667) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L302(lines 302 2992) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L1293(lines 1293 2840) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L1227(lines 1227 2850) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L1558(lines 1558 2799) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L435(lines 435 2972) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L369(lines 369 2982) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L1823(lines 1823 2758) no Hoare annotation was computed. [2019-09-20 12:58:24,122 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 2931) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 180) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L40(lines 40 50) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L965(lines 965 2890) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L1956(lines 1956 2738) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L1890(lines 1890 2748) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L2221(lines 2221 2697) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L1098(lines 1098 2870) no Hoare annotation was computed. [2019-09-20 12:58:24,123 INFO L443 ceAbstractionStarter]: For program point L1032(lines 1032 2880) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L2618(lines 2618 2637) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L2486(lines 2486 2656) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L1363(lines 1363 2829) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L1628(lines 1628 2788) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L505(lines 505 2961) no Hoare annotation was computed. [2019-09-20 12:58:24,124 INFO L443 ceAbstractionStarter]: For program point L2553(lines 2553 2646) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 276) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 2920) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L1761(lines 1761 2768) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L1695(lines 1695 2778) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L439 ceAbstractionStarter]: At program point L2620(lines 20 2997) the Hoare annotation is: (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (<= 0 main_~main__t~0)) [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L110(lines 110 118) no Hoare annotation was computed. [2019-09-20 12:58:24,125 INFO L443 ceAbstractionStarter]: For program point L2026(lines 2026 2727) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 2900) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 2910) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L2291(lines 2291 2686) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L1168(lines 1168 2859) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L1433(lines 1433 2818) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L2424(lines 2424 2666) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L2358(lines 2358 2676) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 2991) no Hoare annotation was computed. [2019-09-20 12:58:24,126 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 186) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L575(lines 575 2950) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L1566(lines 1566 2798) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L1500(lines 1500 2808) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L1831(lines 1831 2757) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L708(lines 708 2930) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 2940) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-09-20 12:58:24,127 INFO L443 ceAbstractionStarter]: For program point L2096(lines 2096 2716) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L973(lines 973 2889) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 42) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L1238(lines 1238 2848) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L2229(lines 2229 2696) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L2163(lines 2163 2706) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L2626(lines 2626 2636) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L2494(lines 2494 2655) no Hoare annotation was computed. [2019-09-20 12:58:24,128 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 2980) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point L1371(lines 1371 2828) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point L1305(lines 1305 2838) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 270) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point L1636(lines 1636 2787) no Hoare annotation was computed. [2019-09-20 12:58:24,129 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 2960) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L447(lines 447 2970) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L1901(lines 1901 2746) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L778(lines 778 2919) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L1043(lines 1043 2878) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L2034(lines 2034 2726) no Hoare annotation was computed. [2019-09-20 12:58:24,130 INFO L443 ceAbstractionStarter]: For program point L1968(lines 1968 2736) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L439 ceAbstractionStarter]: At program point L2629(lines 59 2996) the Hoare annotation is: (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (not (= main_~main__t~0 main_~main__tagbuf_len~0)) (<= 0 main_~main__t~0)) [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L2299(lines 2299 2685) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L1176(lines 1176 2858) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L1110(lines 1110 2868) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L2564(lines 2564 2644) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L1441(lines 1441 2817) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 2990) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L1706(lines 1706 2776) no Hoare annotation was computed. [2019-09-20 12:58:24,131 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 2949) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 2908) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 2611) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L1839(lines 1839 2756) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L1773(lines 1773 2766) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L2104(lines 2104 2715) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L981(lines 981 2888) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 2898) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L2369(lines 2369 2674) no Hoare annotation was computed. [2019-09-20 12:58:24,132 INFO L443 ceAbstractionStarter]: For program point L1246(lines 1246 2847) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L1511(lines 1511 2806) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L2502(lines 2502 2654) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L2436(lines 2436 2664) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 2979) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 2938) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L1644(lines 1644 2786) no Hoare annotation was computed. [2019-09-20 12:58:24,133 INFO L443 ceAbstractionStarter]: For program point L1578(lines 1578 2796) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L439 ceAbstractionStarter]: At program point L2635(lines 2586 2642) the Hoare annotation is: (and (<= main_~main__t~0 main_~main__tagbuf_len~0) (<= 59 main_~main__t~0) (not (= main_~main__t~0 main_~main__tagbuf_len~0))) [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 2996) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L1909(lines 1909 2745) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 2918) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L720(lines 720 2928) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L2174(lines 2174 2704) no Hoare annotation was computed. [2019-09-20 12:58:24,134 INFO L443 ceAbstractionStarter]: For program point L1051(lines 1051 2877) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L1316(lines 1316 2836) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L2307(lines 2307 2684) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L2241(lines 2241 2694) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L127(lines 127 277) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L2572(lines 2572 2643) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L458(lines 458 2968) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L1449(lines 1449 2816) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L1383(lines 1383 2826) no Hoare annotation was computed. [2019-09-20 12:58:24,135 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 268) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L1714(lines 1714 2775) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 2948) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 2958) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L1979(lines 1979 2734) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L856(lines 856 2907) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L262(line 262) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L1121(lines 1121 2866) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L2112(lines 2112 2714) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L2046(lines 2046 2724) no Hoare annotation was computed. [2019-09-20 12:58:24,136 INFO L443 ceAbstractionStarter]: For program point L2377(lines 2377 2673) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1254(lines 1254 2846) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1188(lines 1188 2856) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 235) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1519(lines 1519 2805) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 262) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 2978) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L330(lines 330 2988) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1784(lines 1784 2764) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 2937) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 2896) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1917(lines 1917 2744) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L1851(lines 1851 2754) no Hoare annotation was computed. [2019-09-20 12:58:24,137 INFO L443 ceAbstractionStarter]: For program point L200(lines 200 224) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L2182(lines 2182 2703) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L1059(lines 1059 2876) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L993(lines 993 2886) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L2447(lines 2447 2662) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L1324(lines 1324 2835) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 281) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L1589(lines 1589 2794) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L2580(lines 2580 2642) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L2514(lines 2514 2652) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L466(lines 466 2967) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 2926) no Hoare annotation was computed. [2019-09-20 12:58:24,138 INFO L443 ceAbstractionStarter]: For program point L1722(lines 1722 2774) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L1656(lines 1656 2784) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 11 3003) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L1987(lines 1987 2733) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L864(lines 864 2906) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 2916) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L2252(lines 2252 2692) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L138(lines 138 229) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L1129(lines 1129 2865) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L1394(lines 1394 2824) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L2385(lines 2385 2672) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L2319(lines 2319 2682) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-09-20 12:58:24,139 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 2956) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L1527(lines 1527 2804) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L1461(lines 1461 2814) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 214) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L1792(lines 1792 2763) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 2936) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 2946) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L2057(lines 2057 2722) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 2895) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L1199(lines 1199 2854) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L2190(lines 2190 2702) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L2124(lines 2124 2712) no Hoare annotation was computed. [2019-09-20 12:58:24,140 INFO L443 ceAbstractionStarter]: For program point L2455(lines 2455 2661) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 2986) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L1332(lines 1332 2834) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L439 ceAbstractionStarter]: At program point L275(lines 127 277) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~3 0)) (<= main_~main__t~0 main_~main__tagbuf_len~0) (not (= main_~main__t~0 main_~main__tagbuf_len~0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 1 main_~main__t~0)) [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L1266(lines 1266 2844) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L1597(lines 1597 2793) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L474(lines 474 2966) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 2976) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L1862(lines 1862 2752) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 2925) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2019-09-20 12:58:24,141 INFO L443 ceAbstractionStarter]: For program point L1004(lines 1004 2884) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1995(lines 1995 2732) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1929(lines 1929 2742) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L2260(lines 2260 2691) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 222) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1137(lines 1137 2864) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1071(lines 1071 2874) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L2525(lines 2525 2650) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1402(lines 1402 2823) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L81(lines 81 279) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L1667(lines 1667 2782) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 2955) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L16(lines 16 3002) no Hoare annotation was computed. [2019-09-20 12:58:24,142 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 2914) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L1800(lines 1800 2762) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L1734(lines 1734 2772) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L2065(lines 2065 2721) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L942(lines 942 2894) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 2904) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L2330(lines 2330 2680) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L1207(lines 1207 2853) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L150(lines 150 227) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L1472(lines 1472 2812) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L2463(lines 2463 2660) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 2985) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L2397(lines 2397 2670) no Hoare annotation was computed. [2019-09-20 12:58:24,143 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 2944) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L1605(lines 1605 2792) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L1539(lines 1539 2802) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L20(lines 20 2997) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 71) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L1870(lines 1870 2751) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 2924) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 2934) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L2597(lines 2597 2640) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L2135(lines 2135 2710) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L1012(lines 1012 2883) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L1277(lines 1277 2842) no Hoare annotation was computed. [2019-09-20 12:58:24,144 INFO L443 ceAbstractionStarter]: For program point L2268(lines 2268 2690) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L2202(lines 2202 2700) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L2599(line 2599) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L2533(lines 2533 2649) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 2974) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L1410(lines 1410 2822) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L1344(lines 1344 2832) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L439 ceAbstractionStarter]: At program point L221(lines 87 279) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~3 0)) (<= main_~main__t~0 main_~main__tagbuf_len~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 1 main_~main__t~0)) [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L1675(lines 1675 2781) no Hoare annotation was computed. [2019-09-20 12:58:24,145 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 2954) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L486(lines 486 2964) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L1940(lines 1940 2740) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L817(lines 817 2913) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 2599) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L1082(lines 1082 2872) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L2073(lines 2073 2720) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L2007(lines 2007 2730) no Hoare annotation was computed. [2019-09-20 12:58:24,146 INFO L443 ceAbstractionStarter]: For program point L2338(lines 2338 2679) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L1215(lines 1215 2852) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L1149(lines 1149 2862) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L1480(lines 1480 2811) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 2984) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 2994) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 226) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L1745(lines 1745 2770) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 2943) no Hoare annotation was computed. [2019-09-20 12:58:24,147 INFO L443 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L28(lines 28 52) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L446 ceAbstractionStarter]: At program point L3001(lines 16 3002) the Hoare annotation is: true [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 2902) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L1878(lines 1878 2750) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L1812(lines 1812 2760) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L2143(lines 2143 2709) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L1020(lines 1020 2882) no Hoare annotation was computed. [2019-09-20 12:58:24,148 INFO L443 ceAbstractionStarter]: For program point L954(lines 954 2892) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L2408(lines 2408 2668) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L1285(lines 1285 2841) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 11 3003) the Hoare annotation is: true [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L1550(lines 1550 2800) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L2541(lines 2541 2648) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L427(lines 427 2973) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L2475(lines 2475 2658) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 2932) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L1683(lines 1683 2780) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L1617(lines 1617 2790) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 120) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L1948(lines 1948 2739) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 2912) no Hoare annotation was computed. [2019-09-20 12:58:24,149 INFO L443 ceAbstractionStarter]: For program point L759(lines 759 2922) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L2609(lines 2609 2638) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L2213(lines 2213 2698) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L1090(lines 1090 2871) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 250) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L1355(lines 1355 2830) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L2346(lines 2346 2678) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L2280(lines 2280 2688) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 188) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L2611(line 2611) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 2962) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L1488(lines 1488 2810) no Hoare annotation was computed. [2019-09-20 12:58:24,150 INFO L443 ceAbstractionStarter]: For program point L1422(lines 1422 2820) no Hoare annotation was computed. [2019-09-20 12:58:24,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 12:58:24 BoogieIcfgContainer [2019-09-20 12:58:24,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 12:58:24,170 INFO L168 Benchmark]: Toolchain (without parser) took 19202.70 ms. Allocated memory was 133.2 MB in the beginning and 476.6 MB in the end (delta: 343.4 MB). Free memory was 87.1 MB in the beginning and 306.1 MB in the end (delta: -219.0 MB). Peak memory consumption was 124.4 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,171 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1049.90 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.9 MB in the beginning and 154.6 MB in the end (delta: -67.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,173 INFO L168 Benchmark]: Boogie Preprocessor took 171.20 ms. Allocated memory is still 201.3 MB. Free memory was 154.6 MB in the beginning and 150.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,174 INFO L168 Benchmark]: RCFGBuilder took 2066.26 ms. Allocated memory was 201.3 MB in the beginning and 226.0 MB in the end (delta: 24.6 MB). Free memory was 150.0 MB in the beginning and 104.5 MB in the end (delta: 45.5 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,175 INFO L168 Benchmark]: TraceAbstraction took 15911.27 ms. Allocated memory was 226.0 MB in the beginning and 476.6 MB in the end (delta: 250.6 MB). Free memory was 104.5 MB in the beginning and 306.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2019-09-20 12:58:24,179 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 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1049.90 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.9 MB in the beginning and 154.6 MB in the end (delta: -67.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.20 ms. Allocated memory is still 201.3 MB. Free memory was 154.6 MB in the beginning and 150.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2066.26 ms. Allocated memory was 201.3 MB in the beginning and 226.0 MB in the end (delta: 24.6 MB). Free memory was 150.0 MB in the beginning and 104.5 MB in the end (delta: 45.5 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15911.27 ms. Allocated memory was 226.0 MB in the beginning and 476.6 MB in the end (delta: 250.6 MB). Free memory was 104.5 MB in the beginning and 306.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 214]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 202]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 262]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 71]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 250]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 152]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 30]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 180]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 168]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 83]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2611]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 42]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 100]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2599]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && !(main__t == main__tagbuf_len)) && 0 <= main__t - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((!(__VERIFIER_assert__cond == 0) && main__t <= main__tagbuf_len) && !(__VERIFIER_assert__cond == 0)) && 1 <= main__t - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((!(__VERIFIER_assert__cond == 0) && main__t <= main__tagbuf_len) && !(main__t == main__tagbuf_len)) && !(__VERIFIER_assert__cond == 0)) && 1 <= main__t - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: (main__t <= main__tagbuf_len && 59 <= main__t) && !(main__t == main__tagbuf_len) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: main__t <= main__tagbuf_len && 0 <= main__t - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 309 locations, 16 error locations. SAFE Result, 15.8s OverallTime, 17 OverallIterations, 1 TraceHistogramMax, 10.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2623 SDtfs, 11666 SDslu, 2920 SDs, 0 SdLazy, 8447 SolverSat, 3227 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 346 GetRequests, 40 SyntacticMatches, 181 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 17 MinimizatonAttempts, 101 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 14 NumberOfFragments, 68 HoareAnnotationTreeSize, 10 FomulaSimplifications, 4502 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 117 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 741 NumberOfCodeBlocks, 741 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 724 ConstructedInterpolants, 0 QuantifiedInterpolants, 589544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...