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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 17:58:09,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 17:58:09,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 17:58:09,594 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 17:58:09,594 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 17:58:09,596 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 17:58:09,597 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 17:58:09,599 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 17:58:09,601 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 17:58:09,602 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 17:58:09,602 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 17:58:09,603 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 17:58:09,604 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 17:58:09,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 17:58:09,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 17:58:09,607 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 17:58:09,608 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 17:58:09,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 17:58:09,612 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 17:58:09,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 17:58:09,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 17:58:09,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 17:58:09,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-11 17:58:09,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 17:58:09,628 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 17:58:09,631 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 17:58:09,631 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 17:58:09,632 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf [2018-09-11 17:58:09,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 17:58:09,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 17:58:09,664 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 17:58:09,664 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 17:58:09,664 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 17:58:09,664 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 17:58:09,665 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 17:58:09,665 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-11 17:58:09,665 INFO L133 SettingsManager]: * Abstract domain=CongruenceDomain [2018-09-11 17:58:09,665 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 17:58:09,665 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 17:58:09,666 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 17:58:09,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 17:58:09,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 17:58:09,667 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 17:58:09,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 17:58:09,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 17:58:09,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 17:58:09,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 17:58:09,668 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 17:58:09,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 17:58:09,668 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 17:58:09,668 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 17:58:09,668 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 17:58:09,669 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 17:58:09,669 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 17:58:09,669 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 17:58:09,669 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 17:58:09,669 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 17:58:09,670 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 17:58:09,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 17:58:09,670 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 17:58:09,670 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 17:58:09,670 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 17:58:09,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 17:58:09,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 17:58:09,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 17:58:09,738 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 17:58:09,738 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 17:58:09,739 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c [2018-09-11 17:58:10,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09e3f23d/04827cb8bb6c4276b5bb86977346d6e9/FLAG4979b80f6 [2018-09-11 17:58:10,377 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 17:58:10,380 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c [2018-09-11 17:58:10,405 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09e3f23d/04827cb8bb6c4276b5bb86977346d6e9/FLAG4979b80f6 [2018-09-11 17:58:10,427 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b09e3f23d/04827cb8bb6c4276b5bb86977346d6e9 [2018-09-11 17:58:10,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 17:58:10,446 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 17:58:10,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 17:58:10,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 17:58:10,458 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 17:58:10,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:58:10" (1/1) ... [2018-09-11 17:58:10,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c01a3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:10, skipping insertion in model container [2018-09-11 17:58:10,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:58:10" (1/1) ... [2018-09-11 17:58:10,718 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 17:58:10,966 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 17:58:10,985 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 17:58:11,110 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 17:58:11,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11 WrapperNode [2018-09-11 17:58:11,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 17:58:11,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 17:58:11,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 17:58:11,160 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 17:58:11,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 17:58:11,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 17:58:11,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 17:58:11,259 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 17:58:11,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (1/1) ... [2018-09-11 17:58:11,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 17:58:11,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 17:58:11,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 17:58:11,458 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 17:58:11,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (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 [2018-09-11 17:58:11,535 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-11 17:58:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output [2018-09-11 17:58:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 17:58:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 17:58:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 17:58:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 17:58:11,536 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 17:58:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 17:58:14,883 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 17:58:14,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:58:14 BoogieIcfgContainer [2018-09-11 17:58:14,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 17:58:14,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 17:58:14,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 17:58:14,892 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 17:58:14,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 05:58:10" (1/3) ... [2018-09-11 17:58:14,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aef2365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 05:58:14, skipping insertion in model container [2018-09-11 17:58:14,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:58:11" (2/3) ... [2018-09-11 17:58:14,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aef2365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 05:58:14, skipping insertion in model container [2018-09-11 17:58:14,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:58:14" (3/3) ... [2018-09-11 17:58:14,897 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label53_true-unreach-call_false-termination.c [2018-09-11 17:58:14,909 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 17:58:14,920 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 17:58:14,973 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 17:58:14,974 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 17:58:14,974 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 17:58:14,974 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 17:58:14,974 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 17:58:14,974 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 17:58:14,975 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 17:58:14,975 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 17:58:14,975 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 17:58:15,002 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-11 17:58:15,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-11 17:58:15,020 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:15,021 INFO L376 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] [2018-09-11 17:58:15,023 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:15,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1643618811, now seen corresponding path program 1 times [2018-09-11 17:58:15,032 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:15,033 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-09-11 17:58:15,036 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [12], [16], [20], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [862], [863], [867], [871], [877], [881], [888], [889], [890], [892] [2018-09-11 17:58:15,074 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:15,074 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:15,338 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:15,340 INFO L272 AbstractInterpreter]: Visited 144 different actions 144 times. Never merged. Never widened. Never found a fixpoint. Largest state had 37 variables. [2018-09-11 17:58:15,404 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:15,716 INFO L232 lantSequenceWeakener]: Weakened 142 states. On average, predicates are now at 81.41% of their original sizes. [2018-09-11 17:58:15,717 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:15,982 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:15,984 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:15,985 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-11 17:58:15,985 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:15,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-11 17:58:16,001 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-11 17:58:16,002 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-11 17:58:16,007 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 6 states. [2018-09-11 17:58:18,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:18,313 INFO L93 Difference]: Finished difference Result 622 states and 1061 transitions. [2018-09-11 17:58:18,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-11 17:58:18,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-09-11 17:58:18,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:18,334 INFO L225 Difference]: With dead ends: 622 [2018-09-11 17:58:18,335 INFO L226 Difference]: Without dead ends: 383 [2018-09-11 17:58:18,341 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-11 17:58:18,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2018-09-11 17:58:18,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 380. [2018-09-11 17:58:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-09-11 17:58:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 531 transitions. [2018-09-11 17:58:18,424 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 531 transitions. Word has length 145 [2018-09-11 17:58:18,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:18,425 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 531 transitions. [2018-09-11 17:58:18,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-11 17:58:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 531 transitions. [2018-09-11 17:58:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-11 17:58:18,433 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:18,433 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-11 17:58:18,434 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:18,434 INFO L82 PathProgramCache]: Analyzing trace with hash 157449924, now seen corresponding path program 1 times [2018-09-11 17:58:18,434 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:18,435 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-09-11 17:58:18,435 INFO L202 CegarAbsIntRunner]: [0], [4], [7], [8], [12], [16], [20], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:18,441 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:18,441 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:18,593 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:18,594 INFO L272 AbstractInterpreter]: Visited 148 different actions 290 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-09-11 17:58:18,639 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:18,875 INFO L232 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 81.42% of their original sizes. [2018-09-11 17:58:18,876 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:19,098 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:19,098 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:19,099 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 17:58:19,099 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:19,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 17:58:19,101 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 17:58:19,101 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 17:58:19,101 INFO L87 Difference]: Start difference. First operand 380 states and 531 transitions. Second operand 9 states. [2018-09-11 17:58:22,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:22,998 INFO L93 Difference]: Finished difference Result 905 states and 1347 transitions. [2018-09-11 17:58:23,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-11 17:58:23,001 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2018-09-11 17:58:23,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:23,007 INFO L225 Difference]: With dead ends: 905 [2018-09-11 17:58:23,007 INFO L226 Difference]: Without dead ends: 531 [2018-09-11 17:58:23,012 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-09-11 17:58:23,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2018-09-11 17:58:23,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 527. [2018-09-11 17:58:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2018-09-11 17:58:23,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 690 transitions. [2018-09-11 17:58:23,045 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 690 transitions. Word has length 155 [2018-09-11 17:58:23,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:23,046 INFO L480 AbstractCegarLoop]: Abstraction has 527 states and 690 transitions. [2018-09-11 17:58:23,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 17:58:23,046 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 690 transitions. [2018-09-11 17:58:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-11 17:58:23,050 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:23,050 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-11 17:58:23,051 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:23,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1259034444, now seen corresponding path program 1 times [2018-09-11 17:58:23,051 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:23,052 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 160 with the following transitions: [2018-09-11 17:58:23,052 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [12], [16], [20], [23], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:23,056 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:23,056 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:23,133 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:23,133 INFO L272 AbstractInterpreter]: Visited 148 different actions 290 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-09-11 17:58:23,170 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:23,354 INFO L232 lantSequenceWeakener]: Weakened 156 states. On average, predicates are now at 81.4% of their original sizes. [2018-09-11 17:58:23,354 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:23,992 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:23,992 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:23,993 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 17:58:23,993 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:23,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 17:58:23,994 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 17:58:23,994 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 17:58:23,994 INFO L87 Difference]: Start difference. First operand 527 states and 690 transitions. Second operand 9 states. [2018-09-11 17:58:27,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:27,639 INFO L93 Difference]: Finished difference Result 1199 states and 1665 transitions. [2018-09-11 17:58:27,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-11 17:58:27,642 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 159 [2018-09-11 17:58:27,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:27,648 INFO L225 Difference]: With dead ends: 1199 [2018-09-11 17:58:27,649 INFO L226 Difference]: Without dead ends: 678 [2018-09-11 17:58:27,651 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 165 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-09-11 17:58:27,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2018-09-11 17:58:27,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 674. [2018-09-11 17:58:27,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-09-11 17:58:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 849 transitions. [2018-09-11 17:58:27,681 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 849 transitions. Word has length 159 [2018-09-11 17:58:27,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:27,681 INFO L480 AbstractCegarLoop]: Abstraction has 674 states and 849 transitions. [2018-09-11 17:58:27,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 17:58:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 849 transitions. [2018-09-11 17:58:27,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-11 17:58:27,686 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:27,687 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-11 17:58:27,688 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:27,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1222753739, now seen corresponding path program 1 times [2018-09-11 17:58:27,689 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:27,689 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 170 with the following transitions: [2018-09-11 17:58:27,692 INFO L202 CegarAbsIntRunner]: [0], [4], [7], [8], [12], [16], [20], [23], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:27,700 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:27,700 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:27,855 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:27,855 INFO L272 AbstractInterpreter]: Visited 149 different actions 586 times. Merged at 7 different actions 23 times. Never widened. Found 5 fixpoints after 2 different actions. Largest state had 38 variables. [2018-09-11 17:58:27,892 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:28,080 INFO L232 lantSequenceWeakener]: Weakened 166 states. On average, predicates are now at 83.03% of their original sizes. [2018-09-11 17:58:28,081 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:28,273 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:28,274 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:28,274 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 17:58:28,274 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:28,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 17:58:28,275 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 17:58:28,275 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 17:58:28,275 INFO L87 Difference]: Start difference. First operand 674 states and 849 transitions. Second operand 9 states. [2018-09-11 17:58:31,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:31,877 INFO L93 Difference]: Finished difference Result 1505 states and 1999 transitions. [2018-09-11 17:58:31,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-11 17:58:31,878 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2018-09-11 17:58:31,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:31,883 INFO L225 Difference]: With dead ends: 1505 [2018-09-11 17:58:31,884 INFO L226 Difference]: Without dead ends: 837 [2018-09-11 17:58:31,886 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 175 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-09-11 17:58:31,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2018-09-11 17:58:31,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 828. [2018-09-11 17:58:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2018-09-11 17:58:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1043 transitions. [2018-09-11 17:58:31,912 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1043 transitions. Word has length 169 [2018-09-11 17:58:31,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:31,912 INFO L480 AbstractCegarLoop]: Abstraction has 828 states and 1043 transitions. [2018-09-11 17:58:31,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 17:58:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1043 transitions. [2018-09-11 17:58:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-11 17:58:31,916 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:31,916 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-09-11 17:58:31,917 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:31,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1384700268, now seen corresponding path program 1 times [2018-09-11 17:58:31,917 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:31,917 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 179 with the following transitions: [2018-09-11 17:58:31,918 INFO L202 CegarAbsIntRunner]: [0], [3], [4], [7], [8], [12], [16], [20], [23], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:31,920 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:31,920 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:32,101 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:32,101 INFO L272 AbstractInterpreter]: Visited 150 different actions 889 times. Merged at 8 different actions 44 times. Widened at 1 different actions 1 times. Found 11 fixpoints after 1 different actions. Largest state had 38 variables. [2018-09-11 17:58:32,131 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:32,260 INFO L232 lantSequenceWeakener]: Weakened 175 states. On average, predicates are now at 85.27% of their original sizes. [2018-09-11 17:58:32,260 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:32,893 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:32,894 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:32,894 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 17:58:32,894 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:32,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 17:58:32,897 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 17:58:32,897 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-11 17:58:32,897 INFO L87 Difference]: Start difference. First operand 828 states and 1043 transitions. Second operand 9 states. [2018-09-11 17:58:36,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:36,552 INFO L93 Difference]: Finished difference Result 1885 states and 2519 transitions. [2018-09-11 17:58:36,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-09-11 17:58:36,553 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 178 [2018-09-11 17:58:36,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:36,558 INFO L225 Difference]: With dead ends: 1885 [2018-09-11 17:58:36,558 INFO L226 Difference]: Without dead ends: 1063 [2018-09-11 17:58:36,560 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 188 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2018-09-11 17:58:36,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1063 states. [2018-09-11 17:58:36,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1063 to 1052. [2018-09-11 17:58:36,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2018-09-11 17:58:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1328 transitions. [2018-09-11 17:58:36,589 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1328 transitions. Word has length 178 [2018-09-11 17:58:36,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:36,590 INFO L480 AbstractCegarLoop]: Abstraction has 1052 states and 1328 transitions. [2018-09-11 17:58:36,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 17:58:36,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1328 transitions. [2018-09-11 17:58:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-11 17:58:36,594 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:36,594 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-11 17:58:36,594 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:36,595 INFO L82 PathProgramCache]: Analyzing trace with hash 261636630, now seen corresponding path program 1 times [2018-09-11 17:58:36,595 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:36,595 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 183 with the following transitions: [2018-09-11 17:58:36,595 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [12], [16], [20], [23], [24], [28], [32], [36], [40], [51], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:36,597 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:36,597 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:36,678 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 17:58:36,679 INFO L272 AbstractInterpreter]: Visited 149 different actions 439 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-09-11 17:58:36,695 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 17:58:36,855 INFO L232 lantSequenceWeakener]: Weakened 179 states. On average, predicates are now at 81.89% of their original sizes. [2018-09-11 17:58:36,855 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 17:58:37,034 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 17:58:37,034 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 17:58:37,035 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-11 17:58:37,035 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 17:58:37,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-11 17:58:37,036 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-11 17:58:37,036 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-11 17:58:37,036 INFO L87 Difference]: Start difference. First operand 1052 states and 1328 transitions. Second operand 10 states. [2018-09-11 17:58:41,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 17:58:41,561 INFO L93 Difference]: Finished difference Result 2628 states and 3535 transitions. [2018-09-11 17:58:41,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-09-11 17:58:41,563 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 182 [2018-09-11 17:58:41,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 17:58:41,571 INFO L225 Difference]: With dead ends: 2628 [2018-09-11 17:58:41,571 INFO L226 Difference]: Without dead ends: 1582 [2018-09-11 17:58:41,575 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 195 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2018-09-11 17:58:41,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2018-09-11 17:58:41,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1565. [2018-09-11 17:58:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1565 states. [2018-09-11 17:58:41,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1565 states and 1963 transitions. [2018-09-11 17:58:41,621 INFO L78 Accepts]: Start accepts. Automaton has 1565 states and 1963 transitions. Word has length 182 [2018-09-11 17:58:41,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 17:58:41,622 INFO L480 AbstractCegarLoop]: Abstraction has 1565 states and 1963 transitions. [2018-09-11 17:58:41,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-11 17:58:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1963 transitions. [2018-09-11 17:58:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-11 17:58:41,627 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 17:58:41,628 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 17:58:41,628 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 17:58:41,628 INFO L82 PathProgramCache]: Analyzing trace with hash 2000533507, now seen corresponding path program 1 times [2018-09-11 17:58:41,628 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 17:58:41,628 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 199 with the following transitions: [2018-09-11 17:58:41,629 INFO L202 CegarAbsIntRunner]: [0], [4], [7], [8], [12], [16], [20], [23], [24], [28], [32], [36], [40], [51], [62], [66], [70], [74], [78], [82], [86], [90], [94], [97], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [197], [208], [212], [216], [220], [231], [235], [239], [243], [247], [251], [255], [266], [270], [281], [285], [296], [307], [311], [315], [319], [323], [327], [331], [342], [346], [350], [354], [358], [362], [366], [370], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [829], [831], [861], [862], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-09-11 17:58:41,630 INFO L148 AbstractInterpreter]: Using domain CongruenceDomain [2018-09-11 17:58:41,630 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CongruenceDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 17:58:41,780 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-11 17:58:41,780 INFO L272 AbstractInterpreter]: Visited 151 different actions 743 times. Merged at 8 different actions 36 times. Never widened. Found 9 fixpoints after 2 different actions. Largest state had 38 variables. [2018-09-11 17:58:41,819 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-11 17:58:41,869 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-11 17:58:41,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 05:58:41 BoogieIcfgContainer [2018-09-11 17:58:41,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-11 17:58:41,872 INFO L168 Benchmark]: Toolchain (without parser) took 31432.32 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -345.1 MB). Peak memory consumption was 763.8 MB. Max. memory is 7.1 GB. [2018-09-11 17:58:41,874 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-11 17:58:41,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-11 17:58:41,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.82 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. [2018-09-11 17:58:41,877 INFO L168 Benchmark]: Boogie Preprocessor took 198.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 759.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -843.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2018-09-11 17:58:41,879 INFO L168 Benchmark]: RCFGBuilder took 3428.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 130.9 MB). Peak memory consumption was 130.9 MB. Max. memory is 7.1 GB. [2018-09-11 17:58:41,880 INFO L168 Benchmark]: TraceAbstraction took 26983.90 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 349.2 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 324.7 MB). Peak memory consumption was 673.9 MB. Max. memory is 7.1 GB. [2018-09-11 17:58:41,889 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.33 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 98.82 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. * Boogie Preprocessor took 198.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 759.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -843.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3428.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 130.9 MB). Peak memory consumption was 130.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26983.90 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 349.2 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 324.7 MB). Peak memory consumption was 673.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 586]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L614] CALL, EXPR calculate_output(input) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] RET return 22; [L614] EXPR calculate_output(input) [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L614] CALL, EXPR calculate_output(input) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L50] COND TRUE ((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7))))) [L51] a28 = 11 [L52] a25 = 1 [L53] RET return 26; [L614] EXPR calculate_output(input) [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L614] CALL, EXPR calculate_output(input) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L54] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) [L65] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) [L119] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) [L134] COND TRUE (!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11))) [L135] a28 = 7 [L136] a19 = 0 [L137] a11 = 1 [L138] RET return -1; [L614] EXPR calculate_output(input) [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L614] CALL calculate_output(input) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L54] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) [L65] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) [L119] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) [L148] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) [L165] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) [L169] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) [L175] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) [L179] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) [L185] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) [L187] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) [L189] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) [L191] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) [L194] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) [L198] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) [L202] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) [L212] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) [L215] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) [L218] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) [L223] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) [L225] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) [L232] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) [L234] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) [L237] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) [L248] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) [L253] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) [L259] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) [L261] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) [L276] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) [L280] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) [L283] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) [L286] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) [L291] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) [L293] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) [L297] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) [L309] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) [L314] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) [L328] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) [L331] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) [L337] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) [L349] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) [L354] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) [L361] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) [L368] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) [L375] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) [L378] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) [L380] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) [L389] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) [L394] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) [L398] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) [L402] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) [L404] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) [L407] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) [L409] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) [L414] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) [L417] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L420] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L423] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L426] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L429] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L432] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L435] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L438] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L441] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==8))) [L444] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==8))) [L447] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L450] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L453] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L456] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==7))) [L459] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L462] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L465] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L468] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L471] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==8))) [L474] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==8))) [L477] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==7))) [L480] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==8))) [L483] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==8))) [L486] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==8))) [L489] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L492] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==8))) [L495] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L498] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L501] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==8))) [L504] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L507] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L510] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L513] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L516] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L519] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L522] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L525] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L528] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==7))) [L531] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==7))) [L534] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==7))) [L537] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==7))) [L540] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==8))) [L543] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==7))) [L546] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) [L549] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==7))) [L552] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==7))) [L555] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==7))) [L558] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L561] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L564] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==7))) [L567] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L570] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L573] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==7))) [L576] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==7))) [L579] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==7))) [L582] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==8))) [L585] COND TRUE ((((((a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==8)) [L586] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. UNKNOWN Result, 26.9s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 21.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1354 SDtfs, 3734 SDslu, 2293 SDs, 0 SdLazy, 10531 SolverSat, 1245 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 12 DeclaredPredicates, 1029 GetRequests, 942 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1565occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.4s AbstIntTime, 7 AbstIntIterations, 6 AbstIntStrong, 0.9977166900642518 AbsIntWeakeningRatio, 0.18329938900203666 AbsIntAvgWeakeningVarsNumRemoved, 14.978615071283096 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 48 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label53_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-11_17-58-41-918.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label53_true-unreach-call_false-termination.c_svcomp-Reach-64bit-ToothlessTaipan_CON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-11_17-58-41-918.csv Received shutdown request...