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_OCT-OldIcfg.epf -i ../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-11 19:30:09,189 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-11 19:30:09,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-11 19:30:09,204 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-11 19:30:09,204 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-11 19:30:09,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-11 19:30:09,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-11 19:30:09,209 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-11 19:30:09,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-11 19:30:09,211 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-11 19:30:09,212 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-11 19:30:09,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-11 19:30:09,214 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-11 19:30:09,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-11 19:30:09,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-11 19:30:09,217 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-11 19:30:09,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-11 19:30:09,219 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-11 19:30:09,222 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-11 19:30:09,223 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-11 19:30:09,224 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-11 19:30:09,226 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-11 19:30:09,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-11 19:30:09,229 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-11 19:30:09,229 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-11 19:30:09,230 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-11 19:30:09,231 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-11 19:30:09,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-11 19:30:09,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-11 19:30:09,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-11 19:30:09,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-11 19:30:09,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-11 19:30:09,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-11 19:30:09,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-11 19:30:09,237 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-11 19:30:09,240 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-11 19:30:09,240 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf [2018-09-11 19:30:09,270 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-11 19:30:09,270 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-11 19:30:09,271 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-11 19:30:09,271 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-11 19:30:09,271 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-11 19:30:09,272 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-11 19:30:09,272 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-11 19:30:09,272 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-11 19:30:09,272 INFO L133 SettingsManager]: * Abstract domain=OctagonDomain [2018-09-11 19:30:09,273 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-11 19:30:09,273 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-11 19:30:09,273 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-11 19:30:09,274 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-11 19:30:09,274 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-11 19:30:09,274 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-11 19:30:09,275 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-11 19:30:09,275 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-11 19:30:09,275 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-11 19:30:09,276 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-11 19:30:09,276 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-11 19:30:09,276 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-11 19:30:09,276 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-11 19:30:09,276 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-11 19:30:09,277 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-11 19:30:09,277 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-11 19:30:09,277 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-11 19:30:09,277 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-11 19:30:09,279 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-11 19:30:09,279 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-11 19:30:09,279 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-11 19:30:09,280 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-11 19:30:09,280 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-11 19:30:09,280 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-11 19:30:09,280 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-11 19:30:09,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-11 19:30:09,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-11 19:30:09,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-11 19:30:09,366 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-11 19:30:09,366 INFO L276 PluginConnector]: CDTParser initialized [2018-09-11 19:30:09,367 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-11 19:30:09,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187233dbf/7e590d0bef574d91bd04bea74b506638/FLAG5121c4edc [2018-09-11 19:30:09,916 INFO L276 CDTParser]: Found 1 translation units. [2018-09-11 19:30:09,917 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/lu.cmp_true-unreach-call.i [2018-09-11 19:30:09,939 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187233dbf/7e590d0bef574d91bd04bea74b506638/FLAG5121c4edc [2018-09-11 19:30:09,963 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187233dbf/7e590d0bef574d91bd04bea74b506638 [2018-09-11 19:30:09,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-11 19:30:09,983 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-11 19:30:09,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-11 19:30:09,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-11 19:30:09,998 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-11 19:30:09,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:30:09" (1/1) ... [2018-09-11 19:30:10,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbc8a96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10, skipping insertion in model container [2018-09-11 19:30:10,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 07:30:09" (1/1) ... [2018-09-11 19:30:10,169 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-11 19:30:10,238 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:30:10,415 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-11 19:30:10,444 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-11 19:30:10,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10 WrapperNode [2018-09-11 19:30:10,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-11 19:30:10,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-11 19:30:10,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-11 19:30:10,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-11 19:30:10,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-11 19:30:10,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-11 19:30:10,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-11 19:30:10,626 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-11 19:30:10,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (1/1) ... [2018-09-11 19:30:10,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-11 19:30:10,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-11 19:30:10,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-11 19:30:10,802 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-11 19:30:10,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (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 19:30:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-11 19:30:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-11 19:30:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__fabs [2018-09-11 19:30:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__fabs [2018-09-11 19:30:11,051 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assert [2018-09-11 19:30:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assert [2018-09-11 19:30:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__ludcmp [2018-09-11 19:30:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__ludcmp [2018-09-11 19:30:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-11 19:30:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-11 19:30:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-11 19:30:11,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-11 19:30:22,741 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-11 19:30:22,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:30:22 BoogieIcfgContainer [2018-09-11 19:30:22,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-11 19:30:22,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-11 19:30:22,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-11 19:30:22,747 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-11 19:30:22,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 07:30:09" (1/3) ... [2018-09-11 19:30:22,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b427499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:30:22, skipping insertion in model container [2018-09-11 19:30:22,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 07:30:10" (2/3) ... [2018-09-11 19:30:22,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b427499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 07:30:22, skipping insertion in model container [2018-09-11 19:30:22,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 07:30:22" (3/3) ... [2018-09-11 19:30:22,751 INFO L112 eAbstractionObserver]: Analyzing ICFG lu.cmp_true-unreach-call.i [2018-09-11 19:30:22,762 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-11 19:30:22,772 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-11 19:30:22,838 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-11 19:30:22,839 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-11 19:30:22,839 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-11 19:30:22,839 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-11 19:30:22,839 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-11 19:30:22,840 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-11 19:30:22,840 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-11 19:30:22,840 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-11 19:30:22,840 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-11 19:30:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2018-09-11 19:30:22,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-11 19:30:22,875 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:30:22,876 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:30:22,878 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:30:22,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1031654914, now seen corresponding path program 1 times [2018-09-11 19:30:22,886 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:30:22,887 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 14 with the following transitions: [2018-09-11 19:30:22,890 INFO L202 CegarAbsIntRunner]: [0], [1], [11], [14], [16], [175], [179], [184], [204], [218], [219], [220], [222] [2018-09-11 19:30:22,997 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 19:30:22,998 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:30:23,074 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:30:23,075 INFO L272 AbstractInterpreter]: Visited 9 different actions 9 times. Never merged. Never widened. Never found a fixpoint. Largest state had 13 variables. [2018-09-11 19:30:23,101 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:30:23,199 INFO L232 lantSequenceWeakener]: Weakened 3 states. On average, predicates are now at 61.11% of their original sizes. [2018-09-11 19:30:23,200 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:30:23,289 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:30:23,291 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:30:23,291 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-11 19:30:23,291 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:30:23,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-11 19:30:23,303 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-11 19:30:23,304 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-11 19:30:23,307 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 4 states. [2018-09-11 19:30:23,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:30:23,487 INFO L93 Difference]: Finished difference Result 154 states and 217 transitions. [2018-09-11 19:30:23,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-11 19:30:23,490 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2018-09-11 19:30:23,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:30:23,499 INFO L225 Difference]: With dead ends: 154 [2018-09-11 19:30:23,499 INFO L226 Difference]: Without dead ends: 32 [2018-09-11 19:30:23,503 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-11 19:30:23,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-09-11 19:30:23,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 22. [2018-09-11 19:30:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-09-11 19:30:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2018-09-11 19:30:23,550 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 13 [2018-09-11 19:30:23,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:30:23,551 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions. [2018-09-11 19:30:23,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-11 19:30:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-09-11 19:30:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-11 19:30:23,552 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:30:23,552 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:30:23,553 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:30:23,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1436118667, now seen corresponding path program 1 times [2018-09-11 19:30:23,553 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:30:23,554 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 15 with the following transitions: [2018-09-11 19:30:23,554 INFO L202 CegarAbsIntRunner]: [0], [1], [11], [14], [16], [175], [179], [184], [188], [191], [218], [219], [220], [222] [2018-09-11 19:30:23,585 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 19:30:23,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:30:23,595 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:30:23,595 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Never found a fixpoint. Largest state had 13 variables. [2018-09-11 19:30:23,632 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:30:23,660 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 50% of their original sizes. [2018-09-11 19:30:23,660 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:30:23,739 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:30:23,740 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:30:23,740 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-11 19:30:23,740 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:30:23,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-11 19:30:23,741 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-11 19:30:23,741 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-11 19:30:23,741 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. Second operand 4 states. [2018-09-11 19:30:23,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:30:23,922 INFO L93 Difference]: Finished difference Result 53 states and 62 transitions. [2018-09-11 19:30:23,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-11 19:30:23,923 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-09-11 19:30:23,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:30:23,924 INFO L225 Difference]: With dead ends: 53 [2018-09-11 19:30:23,924 INFO L226 Difference]: Without dead ends: 37 [2018-09-11 19:30:23,926 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-11 19:30:23,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-09-11 19:30:23,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 27. [2018-09-11 19:30:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-09-11 19:30:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2018-09-11 19:30:23,934 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 14 [2018-09-11 19:30:23,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:30:23,934 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2018-09-11 19:30:23,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-11 19:30:23,935 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2018-09-11 19:30:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-11 19:30:23,935 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:30:23,936 INFO L376 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:30:23,936 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:30:23,936 INFO L82 PathProgramCache]: Analyzing trace with hash 2024299098, now seen corresponding path program 1 times [2018-09-11 19:30:23,936 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:30:23,937 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 20 with the following transitions: [2018-09-11 19:30:23,937 INFO L202 CegarAbsIntRunner]: [0], [1], [11], [14], [16], [175], [179], [184], [188], [191], [193], [196], [200], [202], [218], [219], [220], [222] [2018-09-11 19:30:23,969 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 19:30:23,969 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:30:23,994 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:30:23,995 INFO L272 AbstractInterpreter]: Visited 14 different actions 18 times. Merged at 3 different actions 3 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 14 variables. [2018-09-11 19:30:24,034 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:30:24,070 INFO L232 lantSequenceWeakener]: Weakened 9 states. On average, predicates are now at 48.89% of their original sizes. [2018-09-11 19:30:24,071 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:30:24,230 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:30:24,231 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:30:24,231 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-11 19:30:24,231 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:30:24,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-11 19:30:24,232 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-11 19:30:24,232 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-09-11 19:30:24,233 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand 5 states. [2018-09-11 19:30:24,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:30:24,561 INFO L93 Difference]: Finished difference Result 58 states and 67 transitions. [2018-09-11 19:30:24,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-11 19:30:24,569 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-09-11 19:30:24,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:30:24,570 INFO L225 Difference]: With dead ends: 58 [2018-09-11 19:30:24,570 INFO L226 Difference]: Without dead ends: 42 [2018-09-11 19:30:24,570 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-09-11 19:30:24,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-09-11 19:30:24,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 36. [2018-09-11 19:30:24,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-09-11 19:30:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2018-09-11 19:30:24,579 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 19 [2018-09-11 19:30:24,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:30:24,579 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2018-09-11 19:30:24,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-11 19:30:24,580 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2018-09-11 19:30:24,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-11 19:30:24,580 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:30:24,581 INFO L376 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:30:24,581 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:30:24,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1695001107, now seen corresponding path program 1 times [2018-09-11 19:30:24,581 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:30:24,581 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 25 with the following transitions: [2018-09-11 19:30:24,582 INFO L202 CegarAbsIntRunner]: [0], [1], [11], [14], [16], [175], [179], [184], [188], [191], [193], [196], [198], [200], [202], [218], [219], [220], [222] [2018-09-11 19:30:24,596 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 19:30:24,596 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:30:24,648 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:30:24,648 INFO L272 AbstractInterpreter]: Visited 18 different actions 57 times. Merged at 6 different actions 28 times. Widened at 1 different actions 2 times. Found 6 fixpoints after 3 different actions. Largest state had 14 variables. [2018-09-11 19:30:24,686 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:30:24,746 INFO L232 lantSequenceWeakener]: Weakened 16 states. On average, predicates are now at 44.38% of their original sizes. [2018-09-11 19:30:24,746 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:30:25,229 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:30:25,230 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:30:25,231 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-11 19:30:25,231 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:30:25,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-11 19:30:25,232 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-11 19:30:25,232 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-09-11 19:30:25,233 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand 8 states. [2018-09-11 19:30:25,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:30:25,748 INFO L93 Difference]: Finished difference Result 45 states and 49 transitions. [2018-09-11 19:30:25,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-11 19:30:25,749 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2018-09-11 19:30:25,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:30:25,750 INFO L225 Difference]: With dead ends: 45 [2018-09-11 19:30:25,750 INFO L226 Difference]: Without dead ends: 43 [2018-09-11 19:30:25,751 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-09-11 19:30:25,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-09-11 19:30:25,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-09-11 19:30:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-09-11 19:30:25,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-09-11 19:30:25,766 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 24 [2018-09-11 19:30:25,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:30:25,767 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-09-11 19:30:25,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-11 19:30:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-09-11 19:30:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-11 19:30:25,769 INFO L368 BasicCegarLoop]: Found error trace [2018-09-11 19:30:25,769 INFO L376 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-11 19:30:25,769 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-11 19:30:25,769 INFO L82 PathProgramCache]: Analyzing trace with hash 2123069291, now seen corresponding path program 1 times [2018-09-11 19:30:25,769 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-11 19:30:25,770 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 36 with the following transitions: [2018-09-11 19:30:25,770 INFO L202 CegarAbsIntRunner]: [0], [1], [11], [14], [16], [19], [21], [175], [179], [184], [188], [191], [193], [196], [198], [200], [202], [207], [209], [218], [219], [220], [222], [223] [2018-09-11 19:30:25,786 INFO L148 AbstractInterpreter]: Using domain OctagonDomain [2018-09-11 19:30:25,787 INFO L101 FixpointEngine]: Starting fixpoint engine with domain OctagonDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-11 19:30:25,890 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-11 19:30:25,890 INFO L272 AbstractInterpreter]: Visited 23 different actions 174 times. Merged at 12 different actions 100 times. Widened at 3 different actions 14 times. Found 22 fixpoints after 6 different actions. Largest state had 15 variables. [2018-09-11 19:30:25,923 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-11 19:30:25,985 INFO L232 lantSequenceWeakener]: Weakened 26 states. On average, predicates are now at 50.77% of their original sizes. [2018-09-11 19:30:25,986 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-11 19:30:26,647 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-11 19:30:26,647 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-11 19:30:26,648 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-11 19:30:26,648 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-11 19:30:26,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-11 19:30:26,648 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-11 19:30:26,649 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-09-11 19:30:26,649 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 9 states. [2018-09-11 19:30:26,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-11 19:30:26,731 INFO L93 Difference]: Finished difference Result 57 states and 65 transitions. [2018-09-11 19:30:26,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-11 19:30:26,735 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 35 [2018-09-11 19:30:26,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-11 19:30:26,735 INFO L225 Difference]: With dead ends: 57 [2018-09-11 19:30:26,735 INFO L226 Difference]: Without dead ends: 0 [2018-09-11 19:30:26,736 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-09-11 19:30:26,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-11 19:30:26,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-11 19:30:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-11 19:30:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-11 19:30:26,737 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-09-11 19:30:26,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-11 19:30:26,738 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-11 19:30:26,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-11 19:30:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-11 19:30:26,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-11 19:30:26,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-11 19:30:27,290 WARN L175 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 19 [2018-09-11 19:30:27,414 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-11 19:30:27,414 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-11 19:30:27,414 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-11 19:30:27,415 INFO L429 ceAbstractionStarter]: At program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__fabsENTRY(lines 11 17) the Hoare annotation is: true [2018-09-11 19:30:27,415 INFO L426 ceAbstractionStarter]: For program point L14(lines 14 15) no Hoare annotation was computed. [2018-09-11 19:30:27,415 INFO L426 ceAbstractionStarter]: For program point L14-2(lines 14 15) no Hoare annotation was computed. [2018-09-11 19:30:27,415 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__fabsFINAL(lines 11 17) no Hoare annotation was computed. [2018-09-11 19:30:27,415 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__fabsEXIT(lines 11 17) no Hoare annotation was computed. [2018-09-11 19:30:27,415 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L426 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L426 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L429 ceAbstractionStarter]: At program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i____VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2018-09-11 19:30:27,416 INFO L426 ceAbstractionStarter]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L426 ceAbstractionStarter]: For program point L44-1(lines 44 62) no Hoare annotation was computed. [2018-09-11 19:30:27,416 INFO L429 ceAbstractionStarter]: At program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__ludcmpENTRY(lines 39 80) the Hoare annotation is: true [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point L44-3(lines 44 62) no Hoare annotation was computed. [2018-09-11 19:30:27,417 INFO L429 ceAbstractionStarter]: At program point L44-4(lines 44 62) the Hoare annotation is: true [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point L44-5(lines 44 62) no Hoare annotation was computed. [2018-09-11 19:30:27,417 INFO L429 ceAbstractionStarter]: At program point L46(line 46) the Hoare annotation is: true [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point L46-1(line 46) no Hoare annotation was computed. [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point L55-1(lines 55 61) no Hoare annotation was computed. [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point L55-3(lines 55 61) no Hoare annotation was computed. [2018-09-11 19:30:27,417 INFO L429 ceAbstractionStarter]: At program point L55-4(lines 55 61) the Hoare annotation is: true [2018-09-11 19:30:27,417 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__ludcmpFINAL(lines 39 80) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L426 ceAbstractionStarter]: For program point L47-1(lines 47 54) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L426 ceAbstractionStarter]: For program point L47-3(lines 47 54) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L429 ceAbstractionStarter]: At program point L47-4(lines 47 54) the Hoare annotation is: true [2018-09-11 19:30:27,418 INFO L426 ceAbstractionStarter]: For program point L47-5(lines 47 54) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 72 78) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L426 ceAbstractionStarter]: For program point L72-3(lines 72 78) no Hoare annotation was computed. [2018-09-11 19:30:27,418 INFO L429 ceAbstractionStarter]: At program point L72-4(lines 72 78) the Hoare annotation is: true [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L72-5(lines 72 78) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L64-3(lines 64 70) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L429 ceAbstractionStarter]: At program point L64-4(lines 64 70) the Hoare annotation is: true [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L64-5(lines 64 70) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_lu_cmp_true_unreach_call_i__ludcmpEXIT(lines 39 80) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 58 59) no Hoare annotation was computed. [2018-09-11 19:30:27,419 INFO L426 ceAbstractionStarter]: For program point L58-3(lines 58 59) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L429 ceAbstractionStarter]: At program point L58-4(lines 58 59) the Hoare annotation is: true [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L58-5(lines 58 59) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 52) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 52) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L75-1(lines 75 76) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L75-3(lines 75 76) no Hoare annotation was computed. [2018-09-11 19:30:27,420 INFO L429 ceAbstractionStarter]: At program point L75-4(lines 75 76) the Hoare annotation is: true [2018-09-11 19:30:27,420 INFO L426 ceAbstractionStarter]: For program point L75-5(lines 75 76) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L67-1(lines 67 68) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L67-3(lines 67 68) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L429 ceAbstractionStarter]: At program point L67-4(lines 67 68) the Hoare annotation is: true [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L67-5(lines 67 68) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L51-1(lines 51 52) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L51-3(lines 51 52) no Hoare annotation was computed. [2018-09-11 19:30:27,421 INFO L429 ceAbstractionStarter]: At program point L51-4(lines 51 52) the Hoare annotation is: true [2018-09-11 19:30:27,421 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-11 19:30:27,422 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point L29-2(line 29) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 18 38) no Hoare annotation was computed. [2018-09-11 19:30:27,422 INFO L426 ceAbstractionStarter]: For program point L23-1(lines 23 34) no Hoare annotation was computed. [2018-09-11 19:30:27,423 INFO L426 ceAbstractionStarter]: For program point L23-3(lines 23 34) no Hoare annotation was computed. [2018-09-11 19:30:27,423 INFO L422 ceAbstractionStarter]: At program point L23-4(lines 23 34) the Hoare annotation is: (let ((.cse0 (* 2 main_~n~0))) (and (<= 10 .cse0) (<= 0 (* 2 main_~i~0)) (<= (+ main_~i~0 main_~n~0) 11) (<= .cse0 10))) [2018-09-11 19:30:27,423 INFO L429 ceAbstractionStarter]: At program point L23-5(lines 23 34) the Hoare annotation is: true [2018-09-11 19:30:27,423 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 18 38) no Hoare annotation was computed. [2018-09-11 19:30:27,423 INFO L426 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-09-11 19:30:27,423 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 18 38) the Hoare annotation is: true [2018-09-11 19:30:27,424 INFO L426 ceAbstractionStarter]: For program point L26-1(lines 26 31) no Hoare annotation was computed. [2018-09-11 19:30:27,424 INFO L426 ceAbstractionStarter]: For program point L26-3(lines 26 31) no Hoare annotation was computed. [2018-09-11 19:30:27,424 INFO L422 ceAbstractionStarter]: At program point L26-4(lines 26 31) the Hoare annotation is: (let ((.cse0 (* 2 main_~n~0))) (and (<= 10 .cse0) (<= 5 (+ main_~i~0 main_~n~0)) (<= main_~j~0 (+ main_~n~0 1)) (<= (* 2 main_~i~0) 10) (<= main_~n~0 (+ main_~j~0 5)) (<= .cse0 10))) [2018-09-11 19:30:27,424 INFO L422 ceAbstractionStarter]: At program point L26-5(lines 26 31) the Hoare annotation is: (let ((.cse0 (* 2 main_~n~0))) (and (<= 10 .cse0) (<= 5 (+ main_~i~0 main_~n~0)) (<= main_~j~0 (+ main_~n~0 1)) (<= (* 2 main_~i~0) 10) (<= main_~n~0 (+ main_~j~0 5)) (<= .cse0 10))) [2018-09-11 19:30:27,424 INFO L426 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-09-11 19:30:27,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 07:30:27 BoogieIcfgContainer [2018-09-11 19:30:27,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-11 19:30:27,437 INFO L168 Benchmark]: Toolchain (without parser) took 17458.68 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -155.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-11 19:30:27,438 INFO L168 Benchmark]: CDTParser took 0.23 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 19:30:27,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.40 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 19:30:27,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.55 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 19:30:27,440 INFO L168 Benchmark]: Boogie Preprocessor took 174.84 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-11 19:30:27,441 INFO L168 Benchmark]: RCFGBuilder took 11941.06 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -464.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-11 19:30:27,442 INFO L168 Benchmark]: TraceAbstraction took 4692.33 ms. Allocated memory is still 2.8 GB. Free memory was 1.8 GB in the beginning and 1.6 GB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. [2018-09-11 19:30:27,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 559.40 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 81.55 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 174.84 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11941.06 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -464.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * TraceAbstraction took 4692.33 ms. Allocated memory is still 2.8 GB. Free memory was 1.8 GB in the beginning and 1.6 GB in the end (delta: 255.7 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((((10 <= 2 * n && 5 <= i + n) && j <= n + 1) && 2 * i <= 10) && n <= j + 5) && 2 * n <= 10 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((10 <= 2 * n && 0 <= 2 * i) && i + n <= 11) && 2 * n <= 10 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 75 locations, 1 error locations. SAFE Result, 4.5s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 1.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 143 SDtfs, 112 SDslu, 322 SDs, 0 SdLazy, 179 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 103 GetRequests, 73 SyntacticMatches, 8 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.6s AbstIntTime, 5 AbstIntIterations, 5 AbstIntStrong, 0.9196492673992676 AbsIntWeakeningRatio, 0.7 AbsIntAvgWeakeningVarsNumRemoved, 13.82 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 28 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 38 PreInvPairs, 58 NumberOfFragments, 101 HoareAnnotationTreeSize, 38 FomulaSimplifications, 649 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 21 FomulaSimplificationsInter, 279 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/lu.cmp_true-unreach-call.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-11_19-30-27-463.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/lu.cmp_true-unreach-call.i_svcomp-Reach-64bit-ToothlessTaipan_OCT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-11_19-30-27-463.csv Received shutdown request...