java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:58:48,980 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:58:48,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:58:49,000 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:58:49,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:58:49,001 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:58:49,003 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:58:49,006 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:58:49,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:58:49,009 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:58:49,010 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:58:49,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:58:49,011 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:58:49,012 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:58:49,013 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:58:49,014 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:58:49,015 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:58:49,016 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:58:49,018 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:58:49,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:58:49,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:58:49,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:58:49,025 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:58:49,025 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:58:49,025 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:58:49,026 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:58:49,027 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:58:49,028 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:58:49,029 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:58:49,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:58:49,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:58:49,031 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:58:49,031 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:58:49,031 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:58:49,032 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:58:49,033 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:58:49,033 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 18:58:49,048 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:58:49,048 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:58:49,049 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:58:49,049 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:58:49,050 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:58:49,050 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:58:49,050 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:58:49,050 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:58:49,050 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:58:49,051 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:58:49,051 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:58:49,051 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:58:49,051 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:58:49,052 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:58:49,052 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:58:49,052 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:58:49,053 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:58:49,053 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:58:49,053 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:58:49,053 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:58:49,053 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:58:49,054 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:58:49,054 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:58:49,054 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:58:49,054 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:58:49,054 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:58:49,055 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:58:49,055 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:58:49,055 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:58:49,055 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:58:49,055 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:58:49,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:58:49,056 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:58:49,056 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:58:49,056 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:58:49,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:58:49,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:58:49,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:58:49,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:58:49,118 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:58:49,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-07 18:58:49,181 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/befab15be/87ca11e643f94df88a05a0a5b4730c24/FLAGf742ea446 [2018-11-07 18:58:49,792 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:58:49,792 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-07 18:58:49,809 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/befab15be/87ca11e643f94df88a05a0a5b4730c24/FLAGf742ea446 [2018-11-07 18:58:49,824 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/befab15be/87ca11e643f94df88a05a0a5b4730c24 [2018-11-07 18:58:49,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:58:49,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:58:49,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:58:49,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:58:49,847 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:58:49,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:49" (1/1) ... [2018-11-07 18:58:49,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f02a909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:49, skipping insertion in model container [2018-11-07 18:58:49,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:49" (1/1) ... [2018-11-07 18:58:49,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:58:49,974 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:58:50,677 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:58:50,683 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:58:50,970 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:58:50,994 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:58:50,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50 WrapperNode [2018-11-07 18:58:50,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:58:50,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:58:50,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:58:50,997 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:58:51,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:58:51,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:58:51,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:58:51,201 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:58:51,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (1/1) ... [2018-11-07 18:58:51,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:58:51,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:58:51,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:58:51,369 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:58:51,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (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 [2018-11-07 18:58:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:58:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:58:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:58:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:58:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:58:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:58:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:58:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:58:56,973 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:58:56,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:56 BoogieIcfgContainer [2018-11-07 18:58:56,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:58:56,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:58:56,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:58:56,979 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:58:56,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:58:49" (1/3) ... [2018-11-07 18:58:56,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511d44c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:58:56, skipping insertion in model container [2018-11-07 18:58:56,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:50" (2/3) ... [2018-11-07 18:58:56,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@511d44c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:58:56, skipping insertion in model container [2018-11-07 18:58:56,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:56" (3/3) ... [2018-11-07 18:58:56,984 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label56_true-unreach-call.c [2018-11-07 18:58:56,994 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:58:57,004 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:58:57,023 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:58:57,060 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:58:57,060 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:58:57,061 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:58:57,061 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:58:57,061 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:58:57,061 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:58:57,061 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:58:57,062 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:58:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-11-07 18:58:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-07 18:58:57,127 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:58:57,128 INFO L375 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] [2018-11-07 18:58:57,130 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:58:57,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:58:57,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1240181017, now seen corresponding path program 1 times [2018-11-07 18:58:57,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:58:57,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:58:57,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:58:57,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:58:57,184 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:58:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:58:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:58:58,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:58:58,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:58:58,215 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:58:58,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:58:58,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:58:58,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:58:58,243 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-11-07 18:59:00,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:00,596 INFO L93 Difference]: Finished difference Result 844 states and 1489 transitions. [2018-11-07 18:59:00,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:59:00,601 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-07 18:59:00,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:00,626 INFO L225 Difference]: With dead ends: 844 [2018-11-07 18:59:00,626 INFO L226 Difference]: Without dead ends: 530 [2018-11-07 18:59:00,633 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:59:00,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-07 18:59:00,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 525. [2018-11-07 18:59:00,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-07 18:59:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 865 transitions. [2018-11-07 18:59:00,735 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 865 transitions. Word has length 180 [2018-11-07 18:59:00,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:00,737 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 865 transitions. [2018-11-07 18:59:00,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:59:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 865 transitions. [2018-11-07 18:59:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-07 18:59:00,745 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:00,746 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:00,746 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:00,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:00,750 INFO L82 PathProgramCache]: Analyzing trace with hash 886765725, now seen corresponding path program 1 times [2018-11-07 18:59:00,750 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:00,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:00,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:00,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:00,752 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:01,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:01,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:59:01,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:59:01,242 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:59:01,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:59:01,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:59:01,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:59:01,247 INFO L87 Difference]: Start difference. First operand 525 states and 865 transitions. Second operand 3 states. [2018-11-07 18:59:03,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:03,077 INFO L93 Difference]: Finished difference Result 1473 states and 2496 transitions. [2018-11-07 18:59:03,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:59:03,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2018-11-07 18:59:03,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:03,092 INFO L225 Difference]: With dead ends: 1473 [2018-11-07 18:59:03,092 INFO L226 Difference]: Without dead ends: 954 [2018-11-07 18:59:03,095 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:59:03,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-07 18:59:03,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 952. [2018-11-07 18:59:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2018-11-07 18:59:03,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1496 transitions. [2018-11-07 18:59:03,154 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1496 transitions. Word has length 193 [2018-11-07 18:59:03,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:03,155 INFO L480 AbstractCegarLoop]: Abstraction has 952 states and 1496 transitions. [2018-11-07 18:59:03,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:59:03,156 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1496 transitions. [2018-11-07 18:59:03,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-07 18:59:03,161 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:03,162 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:03,162 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:03,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:03,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1074543495, now seen corresponding path program 1 times [2018-11-07 18:59:03,163 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:03,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:03,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:03,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:03,167 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:03,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:59:03,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:59:03,462 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:59:03,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:59:03,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:59:03,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:59:03,463 INFO L87 Difference]: Start difference. First operand 952 states and 1496 transitions. Second operand 3 states. [2018-11-07 18:59:06,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:06,789 INFO L93 Difference]: Finished difference Result 2750 states and 4436 transitions. [2018-11-07 18:59:06,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:59:06,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-11-07 18:59:06,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:06,812 INFO L225 Difference]: With dead ends: 2750 [2018-11-07 18:59:06,812 INFO L226 Difference]: Without dead ends: 1804 [2018-11-07 18:59:06,820 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:59:06,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2018-11-07 18:59:06,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1787. [2018-11-07 18:59:06,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-07 18:59:06,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2773 transitions. [2018-11-07 18:59:06,898 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2773 transitions. Word has length 195 [2018-11-07 18:59:06,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:06,900 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 2773 transitions. [2018-11-07 18:59:06,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:59:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2773 transitions. [2018-11-07 18:59:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-07 18:59:06,909 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:06,909 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:06,909 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:06,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:06,910 INFO L82 PathProgramCache]: Analyzing trace with hash -273428112, now seen corresponding path program 1 times [2018-11-07 18:59:06,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:06,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:06,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:06,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:06,912 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:07,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:59:07,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:59:07,164 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:59:07,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:59:07,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:59:07,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:59:07,165 INFO L87 Difference]: Start difference. First operand 1787 states and 2773 transitions. Second operand 6 states. [2018-11-07 18:59:11,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:11,174 INFO L93 Difference]: Finished difference Result 5448 states and 9065 transitions. [2018-11-07 18:59:11,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-07 18:59:11,175 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-11-07 18:59:11,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:11,210 INFO L225 Difference]: With dead ends: 5448 [2018-11-07 18:59:11,211 INFO L226 Difference]: Without dead ends: 3667 [2018-11-07 18:59:11,219 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:59:11,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2018-11-07 18:59:11,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3575. [2018-11-07 18:59:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3575 states. [2018-11-07 18:59:11,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 5654 transitions. [2018-11-07 18:59:11,375 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 5654 transitions. Word has length 198 [2018-11-07 18:59:11,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:11,376 INFO L480 AbstractCegarLoop]: Abstraction has 3575 states and 5654 transitions. [2018-11-07 18:59:11,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:59:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 5654 transitions. [2018-11-07 18:59:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-07 18:59:11,392 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:11,392 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:11,392 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:11,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:11,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1021822964, now seen corresponding path program 1 times [2018-11-07 18:59:11,393 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:11,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:11,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:11,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:11,395 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:11,802 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:59:11,802 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:59:11,802 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-11-07 18:59:11,805 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 18:59:11,872 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:59:11,872 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:59:13,437 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:59:13,439 INFO L272 AbstractInterpreter]: Visited 181 different actions 181 times. Never merged. Never widened. Never found a fixpoint. Largest state had 88 variables. [2018-11-07 18:59:13,482 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:13,483 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:59:14,998 INFO L227 lantSequenceWeakener]: Weakened 202 states. On average, predicates are now at 72.63% of their original sizes. [2018-11-07 18:59:14,998 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:59:16,628 INFO L415 sIntCurrentIteration]: We unified 210 AI predicates to 210 [2018-11-07 18:59:16,629 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:59:16,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:59:16,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [6] total 20 [2018-11-07 18:59:16,631 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:59:16,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-07 18:59:16,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-07 18:59:16,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-07 18:59:16,632 INFO L87 Difference]: Start difference. First operand 3575 states and 5654 transitions. Second operand 16 states. [2018-11-07 18:59:51,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:51,165 INFO L93 Difference]: Finished difference Result 7354 states and 11652 transitions. [2018-11-07 18:59:51,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-07 18:59:51,165 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 211 [2018-11-07 18:59:51,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:51,183 INFO L225 Difference]: With dead ends: 7354 [2018-11-07 18:59:51,184 INFO L226 Difference]: Without dead ends: 3785 [2018-11-07 18:59:51,196 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 213 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2018-11-07 18:59:51,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2018-11-07 18:59:51,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3783. [2018-11-07 18:59:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3783 states. [2018-11-07 18:59:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 5872 transitions. [2018-11-07 18:59:51,316 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 5872 transitions. Word has length 211 [2018-11-07 18:59:51,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:51,316 INFO L480 AbstractCegarLoop]: Abstraction has 3783 states and 5872 transitions. [2018-11-07 18:59:51,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-07 18:59:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 5872 transitions. [2018-11-07 18:59:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-07 18:59:51,331 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:51,331 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:51,332 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:51,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:51,332 INFO L82 PathProgramCache]: Analyzing trace with hash -864740033, now seen corresponding path program 1 times [2018-11-07 18:59:51,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:51,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:51,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:51,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:51,338 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:51,626 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:59:51,626 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:59:51,626 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-07 18:59:51,627 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 18:59:51,637 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:59:51,637 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:59:54,215 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:59:54,215 INFO L272 AbstractInterpreter]: Visited 185 different actions 365 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 18:59:54,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:54,227 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:59:54,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:59:54,228 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 18:59:54,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:54,238 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:59:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:54,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:59:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-07 18:59:54,688 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:59:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-07 18:59:54,985 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:59:54,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-07 18:59:54,985 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:59:54,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:59:54,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:59:54,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 18:59:54,987 INFO L87 Difference]: Start difference. First operand 3783 states and 5872 transitions. Second operand 3 states. [2018-11-07 18:59:57,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:59:57,832 INFO L93 Difference]: Finished difference Result 10792 states and 17522 transitions. [2018-11-07 18:59:57,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:59:57,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2018-11-07 18:59:57,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:59:57,873 INFO L225 Difference]: With dead ends: 10792 [2018-11-07 18:59:57,874 INFO L226 Difference]: Without dead ends: 7223 [2018-11-07 18:59:57,891 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 438 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 18:59:57,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7223 states. [2018-11-07 18:59:58,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7223 to 7193. [2018-11-07 18:59:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7193 states. [2018-11-07 18:59:58,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 7193 states and 11381 transitions. [2018-11-07 18:59:58,117 INFO L78 Accepts]: Start accepts. Automaton has 7193 states and 11381 transitions. Word has length 220 [2018-11-07 18:59:58,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:59:58,117 INFO L480 AbstractCegarLoop]: Abstraction has 7193 states and 11381 transitions. [2018-11-07 18:59:58,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:59:58,118 INFO L276 IsEmpty]: Start isEmpty. Operand 7193 states and 11381 transitions. [2018-11-07 18:59:58,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-07 18:59:58,155 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:59:58,155 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:59:58,155 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:59:58,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:59:58,156 INFO L82 PathProgramCache]: Analyzing trace with hash -388315703, now seen corresponding path program 1 times [2018-11-07 18:59:58,157 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:59:58,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:58,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:59:58,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:59:58,158 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:59:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:59:58,828 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-07 18:59:59,086 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-07 18:59:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:59:59,302 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:59:59,303 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:59:59,303 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-11-07 18:59:59,303 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 18:59:59,316 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:59:59,316 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 19:00:02,674 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 19:00:02,674 INFO L272 AbstractInterpreter]: Visited 184 different actions 364 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 19:00:02,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:00:02,705 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 19:00:04,820 INFO L227 lantSequenceWeakener]: Weakened 135 states. On average, predicates are now at 74.64% of their original sizes. [2018-11-07 19:00:04,820 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 19:00:06,188 INFO L415 sIntCurrentIteration]: We unified 289 AI predicates to 289 [2018-11-07 19:00:06,188 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 19:00:06,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 19:00:06,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [8] total 28 [2018-11-07 19:00:06,189 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 19:00:06,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-07 19:00:06,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-07 19:00:06,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2018-11-07 19:00:06,191 INFO L87 Difference]: Start difference. First operand 7193 states and 11381 transitions. Second operand 22 states. [2018-11-07 19:01:17,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 19:01:17,740 INFO L93 Difference]: Finished difference Result 15014 states and 23790 transitions. [2018-11-07 19:01:17,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 19:01:17,740 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 290 [2018-11-07 19:01:17,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 19:01:17,776 INFO L225 Difference]: With dead ends: 15014 [2018-11-07 19:01:17,776 INFO L226 Difference]: Without dead ends: 8035 [2018-11-07 19:01:17,797 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 298 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2018-11-07 19:01:17,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8035 states. [2018-11-07 19:01:17,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8035 to 8031. [2018-11-07 19:01:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8031 states. [2018-11-07 19:01:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8031 states to 8031 states and 12284 transitions. [2018-11-07 19:01:18,016 INFO L78 Accepts]: Start accepts. Automaton has 8031 states and 12284 transitions. Word has length 290 [2018-11-07 19:01:18,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 19:01:18,017 INFO L480 AbstractCegarLoop]: Abstraction has 8031 states and 12284 transitions. [2018-11-07 19:01:18,017 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-07 19:01:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 8031 states and 12284 transitions. [2018-11-07 19:01:18,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-07 19:01:18,056 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 19:01:18,057 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 19:01:18,057 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 19:01:18,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:18,058 INFO L82 PathProgramCache]: Analyzing trace with hash 794234376, now seen corresponding path program 1 times [2018-11-07 19:01:18,058 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 19:01:18,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:18,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:18,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:18,059 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 19:01:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-07 19:01:18,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:18,426 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 19:01:18,427 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-11-07 19:01:18,427 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 19:01:18,433 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 19:01:18,433 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 19:01:20,613 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 19:01:20,614 INFO L272 AbstractInterpreter]: Visited 186 different actions 364 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 19:01:20,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:20,622 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 19:01:20,622 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:20,622 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 19:01:20,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:20,633 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 19:01:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:20,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 19:01:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-07 19:01:20,961 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 19:01:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-07 19:01:21,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-07 19:01:21,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2018-11-07 19:01:21,072 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 19:01:21,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 19:01:21,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 19:01:21,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-07 19:01:21,074 INFO L87 Difference]: Start difference. First operand 8031 states and 12284 transitions. Second operand 3 states. [2018-11-07 19:01:23,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 19:01:23,084 INFO L93 Difference]: Finished difference Result 15007 states and 23439 transitions. [2018-11-07 19:01:23,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 19:01:23,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2018-11-07 19:01:23,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 19:01:23,120 INFO L225 Difference]: With dead ends: 15007 [2018-11-07 19:01:23,121 INFO L226 Difference]: Without dead ends: 8028 [2018-11-07 19:01:23,143 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-07 19:01:23,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2018-11-07 19:01:23,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 8028. [2018-11-07 19:01:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8028 states. [2018-11-07 19:01:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8028 states to 8028 states and 12265 transitions. [2018-11-07 19:01:23,335 INFO L78 Accepts]: Start accepts. Automaton has 8028 states and 12265 transitions. Word has length 311 [2018-11-07 19:01:23,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 19:01:23,336 INFO L480 AbstractCegarLoop]: Abstraction has 8028 states and 12265 transitions. [2018-11-07 19:01:23,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 19:01:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 8028 states and 12265 transitions. [2018-11-07 19:01:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-07 19:01:23,375 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 19:01:23,375 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 19:01:23,375 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 19:01:23,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:23,376 INFO L82 PathProgramCache]: Analyzing trace with hash -328274505, now seen corresponding path program 1 times [2018-11-07 19:01:23,376 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 19:01:23,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:23,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:23,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:23,377 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 19:01:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:23,928 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 19:01:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 144 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-07 19:01:24,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:24,126 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 19:01:24,126 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 316 with the following transitions: [2018-11-07 19:01:24,126 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [36], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 19:01:24,131 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 19:01:24,132 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 19:01:27,431 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 19:01:27,431 INFO L272 AbstractInterpreter]: Visited 186 different actions 555 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 88 variables. [2018-11-07 19:01:27,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:27,436 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 19:01:27,436 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:27,436 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 19:01:27,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:27,449 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 19:01:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:27,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 19:01:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 68 proven. 93 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-07 19:01:27,897 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 19:01:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 159 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-07 19:01:28,366 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 19:01:28,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-07 19:01:28,367 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 19:01:28,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 19:01:28,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 19:01:28,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-07 19:01:28,370 INFO L87 Difference]: Start difference. First operand 8028 states and 12265 transitions. Second operand 8 states. [2018-11-07 19:01:35,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 19:01:35,781 INFO L93 Difference]: Finished difference Result 30875 states and 56617 transitions. [2018-11-07 19:01:35,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-07 19:01:35,782 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 315 [2018-11-07 19:01:35,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 19:01:35,920 INFO L225 Difference]: With dead ends: 30875 [2018-11-07 19:01:35,921 INFO L226 Difference]: Without dead ends: 23899 [2018-11-07 19:01:35,973 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 652 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2018-11-07 19:01:35,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23899 states. [2018-11-07 19:01:36,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23899 to 23350. [2018-11-07 19:01:36,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23350 states. [2018-11-07 19:01:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23350 states to 23350 states and 33263 transitions. [2018-11-07 19:01:36,817 INFO L78 Accepts]: Start accepts. Automaton has 23350 states and 33263 transitions. Word has length 315 [2018-11-07 19:01:36,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 19:01:36,817 INFO L480 AbstractCegarLoop]: Abstraction has 23350 states and 33263 transitions. [2018-11-07 19:01:36,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 19:01:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 23350 states and 33263 transitions. [2018-11-07 19:01:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-07 19:01:36,874 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 19:01:36,874 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 19:01:36,874 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 19:01:36,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:36,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1387354970, now seen corresponding path program 1 times [2018-11-07 19:01:36,875 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 19:01:36,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:36,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:36,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:36,876 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 19:01:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:37,491 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 200 proven. 58 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-07 19:01:37,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:37,492 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 19:01:37,492 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 365 with the following transitions: [2018-11-07 19:01:37,492 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [73], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 19:01:37,496 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 19:01:37,497 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 19:01:39,020 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 19:01:39,020 INFO L272 AbstractInterpreter]: Visited 187 different actions 366 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-07 19:01:39,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:39,029 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 19:01:39,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:39,029 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 19:01:39,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:39,039 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 19:01:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:39,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 19:01:39,731 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-07 19:01:39,732 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 19:01:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 253 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-07 19:01:40,681 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 19:01:40,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-07 19:01:40,682 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 19:01:40,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 19:01:40,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 19:01:40,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-07 19:01:40,683 INFO L87 Difference]: Start difference. First operand 23350 states and 33263 transitions. Second operand 8 states. [2018-11-07 19:01:47,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 19:01:47,051 INFO L93 Difference]: Finished difference Result 60620 states and 99447 transitions. [2018-11-07 19:01:47,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-07 19:01:47,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 364 [2018-11-07 19:01:47,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 19:01:47,276 INFO L225 Difference]: With dead ends: 60620 [2018-11-07 19:01:47,277 INFO L226 Difference]: Without dead ends: 38532 [2018-11-07 19:01:47,378 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 744 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2018-11-07 19:01:47,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38532 states. [2018-11-07 19:01:48,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38532 to 36059. [2018-11-07 19:01:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36059 states. [2018-11-07 19:01:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36059 states to 36059 states and 48646 transitions. [2018-11-07 19:01:48,484 INFO L78 Accepts]: Start accepts. Automaton has 36059 states and 48646 transitions. Word has length 364 [2018-11-07 19:01:48,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 19:01:48,485 INFO L480 AbstractCegarLoop]: Abstraction has 36059 states and 48646 transitions. [2018-11-07 19:01:48,485 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 19:01:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 36059 states and 48646 transitions. [2018-11-07 19:01:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-11-07 19:01:48,555 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 19:01:48,556 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 19:01:48,556 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 19:01:48,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:48,556 INFO L82 PathProgramCache]: Analyzing trace with hash 2130712224, now seen corresponding path program 1 times [2018-11-07 19:01:48,557 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 19:01:48,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:48,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:48,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 19:01:48,558 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 19:01:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 263 proven. 116 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-07 19:01:49,023 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:49,023 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 19:01:49,023 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 424 with the following transitions: [2018-11-07 19:01:49,024 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [174], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-07 19:01:49,027 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 19:01:49,028 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 19:01:51,854 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 19:01:51,854 INFO L272 AbstractInterpreter]: Visited 188 different actions 558 times. Merged at 7 different actions 17 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-07 19:01:51,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 19:01:51,865 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 19:01:51,865 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 19:01:51,865 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 19:01:51,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 19:01:51,873 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 19:01:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 19:01:52,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 19:01:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 335 proven. 2 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-07 19:01:52,305 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 19:01:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 301 proven. 17 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-07 19:01:52,766 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 19:01:52,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-07 19:01:52,766 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 19:01:52,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 19:01:52,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 19:01:52,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-07 19:01:52,767 INFO L87 Difference]: Start difference. First operand 36059 states and 48646 transitions. Second operand 9 states. [2018-11-07 19:01:56,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 19:01:56,339 INFO L93 Difference]: Finished difference Result 70664 states and 95032 transitions. [2018-11-07 19:01:56,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-07 19:01:56,340 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 423 [2018-11-07 19:01:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 19:01:56,340 INFO L225 Difference]: With dead ends: 70664 [2018-11-07 19:01:56,341 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 19:01:56,434 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-11-07 19:01:56,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 19:01:56,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 19:01:56,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 19:01:56,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 19:01:56,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 423 [2018-11-07 19:01:56,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 19:01:56,436 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 19:01:56,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 19:01:56,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 19:01:56,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 19:01:56,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 19:01:57,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:57,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:58,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:58,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:58,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:01:59,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:00,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,656 WARN L179 SmtUtils]: Spent 4.66 s on a formula simplification. DAG size of input: 1152 DAG size of output: 924 [2018-11-07 19:02:01,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:01,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:02,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:03,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 19:02:04,411 WARN L179 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1149 DAG size of output: 934 [2018-11-07 19:02:04,663 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2018-11-07 19:02:05,705 WARN L179 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 298 DAG size of output: 199 [2018-11-07 19:02:11,893 WARN L179 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 631 DAG size of output: 254 [2018-11-07 19:02:18,178 WARN L179 SmtUtils]: Spent 6.26 s on a formula simplification. DAG size of input: 954 DAG size of output: 173 [2018-11-07 19:02:24,781 WARN L179 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 965 DAG size of output: 173 [2018-11-07 19:02:24,785 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 19:02:24,785 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a22~0)| ~a22~0) (= ~a27~0 |old(~a27~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a6~0 |old(~a6~0)|) (<= |old(~a3~0)| ~a3~0) (<= ~a3~0 |old(~a3~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,786 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,787 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1559(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,788 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,789 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-11-07 19:02:24,790 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-11-07 19:02:24,791 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-11-07 19:02:24,792 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,793 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,794 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,795 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-11-07 19:02:24,796 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,797 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse62 (= 1 ~a12~0)) (.cse52 (= 1 |old(~a12~0)|)) (.cse64 (= ~a12~0 |old(~a12~0)|)) (.cse59 (= |old(~a22~0)| ~a22~0)) (.cse63 (= ~a27~0 |old(~a27~0)|)) (.cse60 (= ~a5~0 |old(~a5~0)|)) (.cse56 (= ~a6~0 |old(~a6~0)|)) (.cse61 (<= |old(~a3~0)| ~a3~0)) (.cse57 (<= ~a3~0 |old(~a3~0)|)) (.cse58 (= ~a26~0 |old(~a26~0)|))) (let ((.cse7 (not (= 1 |old(~a13~0)|))) (.cse9 (not (= |old(~a21~0)| 1))) (.cse10 (not (= ~b~0 2))) (.cse11 (not (= ~y~0 25))) (.cse12 (not (= 0 |old(~a20~0)|))) (.cse13 (not (= 0 |old(~a23~0)|))) (.cse14 (not (= |old(~a15~0)| 1))) (.cse15 (not (= 0 |old(~a14~0)|))) (.cse16 (not (= ~x~0 24))) (.cse17 (not (= ~e~0 5))) (.cse18 (not (= ~d~0 4))) (.cse19 (not (= 1 |old(~a28~0)|))) (.cse20 (not (= 1 |old(~a10~0)|))) (.cse21 (not (= 1 |old(~a22~0)|))) (.cse8 (and (= ~a15~0 1) (= ~a0~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a2~0 0) (= ~a24~0 1) (= ~a4~0 1) (= ~a17~0 0) (= ~a20~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a21~0 1) (= ~a16~0 1) (= ~a25~0 0) (= ~a23~0 0) (= ~a28~0 1) (= ~a14~0 0) (= ~a13~0 1) (= ~a19~0 0) (= ~a10~0 1) (= ~a9~0 1))) (.cse22 (not (= 21 ~u~0))) (.cse23 (not (= 1 |old(~a16~0)|))) (.cse24 (not (= 22 ~v~0))) (.cse25 (not (= |old(~a11~0)| 0))) (.cse26 (not (= |old(~a12~0)| 0))) (.cse27 (not (= |old(~a9~0)| 1))) (.cse28 (not (= 1 |old(~a1~0)|))) (.cse29 (not (= |old(~a17~0)| 0))) (.cse30 (not (= 0 |old(~a2~0)|))) (.cse31 (not (= ~z~0 26))) (.cse32 (not (= |old(~a0~0)| 1))) (.cse33 (not (= 0 |old(~a25~0)|))) (.cse34 (< |calculate_output_#in~input| 1)) (.cse35 (not (= 0 |old(~a7~0)|))) (.cse36 (< 6 |calculate_output_#in~input|)) (.cse37 (not (= 3 ~c~0))) (.cse38 (not (= 0 |old(~a19~0)|))) (.cse39 (not (= 1 |old(~a29~0)|))) (.cse40 (not (= ~a18~0 1))) (.cse41 (not (= 23 ~w~0))) (.cse42 (not (= |old(~a8~0)| 0))) (.cse43 (not (= ~a~0 1))) (.cse44 (not (= |old(~a3~0)| 1))) (.cse45 (not (= 1 |old(~a24~0)|))) (.cse46 (not (= 1 |old(~a4~0)|))) (.cse47 (not (= 6 ~f~0))) (.cse48 (not (= |old(~a6~0)| 0))) (.cse50 (< |old(~a27~0)| 0)) (.cse6 (not (= 0 |old(~a26~0)|))) (.cse51 (= |old(~a6~0)| |old(~a22~0)|)) (.cse53 (and .cse64 .cse59 .cse63 .cse60 .cse56 .cse61 .cse57 .cse58)) (.cse54 (and .cse64 .cse56 .cse57 .cse58 .cse59 .cse63 .cse60 .cse61)) (.cse5 (not (= 1 |old(~a6~0)|))) (.cse55 (not (= 1 |old(~a26~0)|))) (.cse0 (not .cse52)) (.cse1 (not (= 1 |old(~a5~0)|))) (.cse49 (< 0 |old(~a27~0)|)) (.cse2 (not (= 1 ~a18~0))) (.cse3 (and .cse56 .cse57 .cse58 .cse59 .cse63 .cse60 .cse61 .cse62)) (.cse4 (< 0 |old(~a3~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse1 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 (not (= |old(~a27~0)| 1)) .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48) (or .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse49 .cse15 .cse16 .cse1 .cse17 .cse18 .cse19 .cse20 .cse21 .cse8 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse50 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48) (or .cse0 .cse1 .cse49 .cse2 .cse5 .cse3) (or .cse50 (not (= 1 |old(~a3~0)|)) (= ~a11~0 0) (< 1 |old(~a27~0)|) .cse6 (not (= 0 |old(~a6~0)|)) .cse1 (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a11~0)|)) .cse2 .cse51) (or .cse1 .cse2 .cse52 .cse53 .cse4) (or .cse1 .cse2 .cse54 .cse52 .cse51) (or .cse0 .cse3 .cse1 .cse55 .cse2 .cse4) (or .cse1 .cse53 .cse2 (< |old(~a3~0)| 2)) (or .cse0 .cse1 .cse55 .cse49 .cse2 .cse3) (or .cse53 .cse1 .cse55 .cse2 .cse52) (or .cse54 .cse1 .cse2 .cse52 .cse5) (or .cse0 (and .cse56 .cse57 .cse58 .cse59 .cse60 (= 1 ~a27~0) .cse61 .cse62) .cse1 .cse55 .cse2 (not (= 1 |old(~a27~0)|))) (or .cse0 .cse1 .cse49 .cse2 .cse3 .cse4)))) [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-11-07 19:02:24,798 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,799 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,800 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,801 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-07 19:02:24,802 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,803 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,804 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-11-07 19:02:24,805 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1601(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,806 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,807 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,808 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,809 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,810 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-11-07 19:02:24,811 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,812 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,813 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-11-07 19:02:24,814 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,815 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-11-07 19:02:24,816 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-11-07 19:02:24,816 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 19:02:24,816 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~z~0 26) (= ~a12~0 0) (= ~a4~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~w~0 23) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~y~0 25) (= ~e~0 5) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a28~0 1) (= ~a22~0 1) (= ~a~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~d~0 4) (= ~a13~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~f~0 6) (= ~a5~0 1) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~x~0 24) (= ~a10~0 1) (= ~b~0 2) (= ~a2~0 0) (= ~a9~0 1) (= ~a24~0 1)) [2018-11-07 19:02:24,816 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 19:02:24,816 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 19:02:24,816 INFO L425 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-11-07 19:02:24,817 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-11-07 19:02:24,817 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a13~0)|)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (and (= ~a12~0 0) (= ~a21~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a5~0 1) (= ~a2~0 0) (= ~a24~0 1) (= ~a4~0 1) (= ~a16~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a28~0 1) (= ~a22~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a13~0 1) (= ~a19~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a10~0 1) (= ~a9~0 1)) (not (= 0 |old(~a14~0)|)) (not (= ~x~0 24)) (not (= 1 |old(~a5~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 21 ~u~0)) (not (= 1 |old(~a16~0)|)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (not (= |old(~a12~0)| 0)) (not (= |old(~a9~0)| 1)) (not (= 1 |old(~a1~0)|)) (not (= |old(~a17~0)| 0)) (not (= 0 |old(~a2~0)|)) (not (= ~z~0 26)) (not (= |old(~a0~0)| 1)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= ~a~0 1)) (not (= |old(~a3~0)| 1)) (not (= 1 |old(~a24~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 6 ~f~0)) (not (= |old(~a6~0)| 0))) [2018-11-07 19:02:24,817 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-11-07 19:02:24,817 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-11-07 19:02:24,818 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse2 (<= ~a27~0 0)) (.cse4 (= 1 ~a26~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (not (= 1 |old(~a13~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse1 (<= 2 ~a3~0)) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 0 |old(~a12~0)|)) (and .cse3 .cse1 .cse2) (not (= |old(~a25~0)| 0)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= 22 ~v~0)) (not (= |old(~a0~0)| 1)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= 1 |old(~a4~0)|)) (not (= ~c~0 3)) (not (= 1 ~a~0)) (and .cse3 .cse0 .cse1) (not (= ~u~0 21)) (not (= |old(~a7~0)| 0)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (not (= 0 |old(~a17~0)|)) (not (= 26 ~z~0)) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 1 |old(~a16~0)|)) (not (= |old(~a11~0)| 0)) (and .cse1 (= 1 ~a27~0) .cse4) (not (= |old(~a19~0)| 0)) (not (= |old(~a1~0)| 1)) (not (= |old(~a26~0)| 0)) (not (= |old(~a20~0)| 0)) (not (= |old(~a24~0)| 1)) (not (= 2 ~b~0)) (not (= 25 ~y~0)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 1 |old(~a5~0)|)) (not (= |old(~a9~0)| 1)) (not (= 0 |old(~a2~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (and .cse1 .cse4 .cse2) (not (= |old(~a3~0)| 1)) (and .cse1 (and .cse5 .cse4)) (and .cse1 (and .cse0 .cse5)) (not (= 6 ~f~0)))) [2018-11-07 19:02:24,818 INFO L425 ceAbstractionStarter]: For program point L1658-4(lines 1652 1669) no Hoare annotation was computed. [2018-11-07 19:02:24,818 INFO L421 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse2 (<= ~a27~0 0)) (.cse4 (= 1 ~a26~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (not (= 1 |old(~a13~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse1 (<= 2 ~a3~0)) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 0 |old(~a12~0)|)) (and .cse3 .cse1 .cse2) (not (= |old(~a25~0)| 0)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= 22 ~v~0)) (not (= |old(~a0~0)| 1)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= 1 |old(~a4~0)|)) (not (= ~c~0 3)) (not (= 1 ~a~0)) (and .cse3 .cse0 .cse1) (not (= ~u~0 21)) (not (= |old(~a7~0)| 0)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (not (= 0 |old(~a17~0)|)) (not (= 26 ~z~0)) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 1 |old(~a16~0)|)) (not (= |old(~a11~0)| 0)) (and .cse1 (= 1 ~a27~0) .cse4) (not (= |old(~a19~0)| 0)) (not (= |old(~a1~0)| 1)) (not (= |old(~a26~0)| 0)) (not (= |old(~a20~0)| 0)) (not (= |old(~a24~0)| 1)) (not (= 2 ~b~0)) (not (= 25 ~y~0)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 1 |old(~a5~0)|)) (not (= |old(~a9~0)| 1)) (not (= 0 |old(~a2~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (and .cse1 .cse4 .cse2) (not (= |old(~a3~0)| 1)) (and .cse1 (and .cse5 .cse4)) (and .cse1 (and .cse0 .cse5)) (not (= 6 ~f~0)))) [2018-11-07 19:02:24,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:02:24 BoogieIcfgContainer [2018-11-07 19:02:24,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 19:02:24,837 INFO L168 Benchmark]: Toolchain (without parser) took 214998.98 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 963.2 MB in the end (delta: 446.0 MB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2018-11-07 19:02:24,838 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 19:02:24,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1154.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-11-07 19:02:24,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -848.1 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2018-11-07 19:02:24,840 INFO L168 Benchmark]: Boogie Preprocessor took 167.19 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 19:02:24,840 INFO L168 Benchmark]: RCFGBuilder took 5605.46 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 258.4 MB). Peak memory consumption was 258.4 MB. Max. memory is 7.1 GB. [2018-11-07 19:02:24,841 INFO L168 Benchmark]: TraceAbstraction took 207860.75 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.6 GB). Free memory was 1.9 GB in the beginning and 963.2 MB in the end (delta: 961.7 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2018-11-07 19:02:24,846 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1154.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 204.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -848.1 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 167.19 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 5605.46 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 258.4 MB). Peak memory consumption was 258.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 207860.75 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.6 GB). Free memory was 1.9 GB in the beginning and 963.2 MB in the end (delta: 961.7 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((!(1 == \old(a13)) || ((1 == a6 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || !(1 == \old(a10))) || !(1 == \old(a29))) || (a5 == \old(a5) && 2 <= a3)) || !(1 == \old(a21))) || !(4 == d)) || !(0 == \old(a12))) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || !(\old(a25) == 0)) || !(x == 24)) || !(e == 5)) || !(22 == v)) || !(\old(a0) == 1)) || !(\old(a27) == 1)) || !(\old(a8) == 0)) || !(1 == \old(a4))) || !(c == 3)) || !(1 == a)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || !(u == 21)) || !(\old(a7) == 0)) || !(0 == \old(a23))) || !(\old(a15) == 1)) || !(0 == \old(a17))) || !(26 == z)) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || !(1 == \old(a28))) || !(1 == \old(a22))) || !(1 == \old(a16))) || !(\old(a11) == 0)) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || !(\old(a19) == 0)) || !(\old(a1) == 1)) || !(\old(a26) == 0)) || !(\old(a20) == 0)) || !(\old(a24) == 1)) || !(2 == b)) || !(25 == y)) || !(0 == \old(a6))) || !(0 == \old(a14))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(1 == \old(a5))) || !(\old(a9) == 1)) || !(0 == \old(a2))) || !(a18 == 1)) || !(23 == w)) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || !(\old(a3) == 1)) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1))) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. SAFE Result, 207.7s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 140.7s AutomataDifference, 0.0s DeadEndRemovalTime, 28.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 3127 SDtfs, 11068 SDslu, 2829 SDs, 0 SdLazy, 23169 SolverSat, 4619 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 88.5s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3940 GetRequests, 3781 SyntacticMatches, 12 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 845 ImplicationChecksByTransitivity, 7.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36059occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 17.5s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9992052121827598 AbsIntWeakeningRatio, 0.24448897795591182 AbsIntAvgWeakeningVarsNumRemoved, 51.37875751503006 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 3174 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 573 PreInvPairs, 935 NumberOfFragments, 1987 HoareAnnotationTreeSize, 573 FomulaSimplifications, 72682 FormulaSimplificationTreeSizeReduction, 7.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 65009 FormulaSimplificationTreeSizeReductionInter, 20.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 4533 NumberOfCodeBlocks, 4533 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6145 ConstructedInterpolants, 0 QuantifiedInterpolants, 4663883 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6765 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 3462/3875 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...