java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/hopv/lia/mochi/fxx.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 21:19:04,518 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 21:19:04,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 21:19:04,535 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 21:19:04,535 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 21:19:04,536 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 21:19:04,537 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 21:19:04,542 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 21:19:04,543 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 21:19:04,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 21:19:04,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 21:19:04,547 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 21:19:04,548 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 21:19:04,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 21:19:04,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 21:19:04,554 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 21:19:04,555 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 21:19:04,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 21:19:04,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 21:19:04,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 21:19:04,561 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 21:19:04,563 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-24 21:19:04,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-24 21:19:04,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-24 21:19:04,565 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-24 21:19:04,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-24 21:19:04,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-24 21:19:04,567 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-24 21:19:04,568 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-24 21:19:04,568 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-24 21:19:04,569 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-24 21:19:04,570 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-24 21:19:04,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-24 21:19:04,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-24 21:19:04,572 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-24 21:19:04,572 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 21:19:04,596 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 21:19:04,596 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 21:19:04,596 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 21:19:04,596 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 21:19:04,600 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 21:19:04,601 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 21:19:04,601 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 21:19:04,601 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 21:19:04,601 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 21:19:04,601 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 21:19:04,602 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 21:19:04,602 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 21:19:04,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:19:04,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 21:19:04,602 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 21:19:04,603 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 21:19:04,605 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 21:19:04,605 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 21:19:04,659 INFO ]: Repository-Root is: /tmp [2018-06-24 21:19:04,678 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 21:19:04,684 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 21:19:04,685 INFO ]: Initializing SmtParser... [2018-06-24 21:19:04,686 INFO ]: SmtParser initialized [2018-06-24 21:19:04,686 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/mochi/fxx.smt2 [2018-06-24 21:19:04,687 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-24 21:19:04,780 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/mochi/fxx.smt2 unknown [2018-06-24 21:19:04,943 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/mochi/fxx.smt2 [2018-06-24 21:19:04,950 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 21:19:04,956 INFO ]: Walking toolchain with 5 elements. [2018-06-24 21:19:04,956 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 21:19:04,956 INFO ]: Initializing ChcToBoogie... [2018-06-24 21:19:04,956 INFO ]: ChcToBoogie initialized [2018-06-24 21:19:04,962 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:19:04" (1/1) ... [2018-06-24 21:19:05,014 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05 Unit [2018-06-24 21:19:05,014 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 21:19:05,015 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 21:19:05,015 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 21:19:05,015 INFO ]: Boogie Preprocessor initialized [2018-06-24 21:19:05,036 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,036 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,041 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,041 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,043 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,046 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,046 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,048 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 21:19:05,048 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 21:19:05,048 INFO ]: Initializing RCFGBuilder... [2018-06-24 21:19:05,048 INFO ]: RCFGBuilder initialized [2018-06-24 21:19:05,052 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-24 21:19:05,064 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 21:19:05,064 INFO ]: Found specification of procedure gotoProc [2018-06-24 21:19:05,064 INFO ]: Found implementation of procedure gotoProc [2018-06-24 21:19:05,064 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 21:19:05,064 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 21:19:05,064 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:19:05,192 INFO ]: Using library mode [2018-06-24 21:19:05,192 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:19:05 BoogieIcfgContainer [2018-06-24 21:19:05,192 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 21:19:05,192 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 21:19:05,192 INFO ]: Initializing BlockEncodingV2... [2018-06-24 21:19:05,193 INFO ]: BlockEncodingV2 initialized [2018-06-24 21:19:05,194 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:19:05" (1/1) ... [2018-06-24 21:19:05,204 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-24 21:19:05,206 INFO ]: Using Remove infeasible edges [2018-06-24 21:19:05,206 INFO ]: Using Maximize final states [2018-06-24 21:19:05,207 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 21:19:05,207 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 21:19:05,208 INFO ]: Using Remove sink states [2018-06-24 21:19:05,209 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 21:19:05,209 INFO ]: Using Use SBE [2018-06-24 21:19:05,218 INFO ]: SBE split 0 edges [2018-06-24 21:19:05,223 INFO ]: Removed 3 edges and 2 locations because of local infeasibility [2018-06-24 21:19:05,225 INFO ]: 0 new accepting states [2018-06-24 21:19:05,287 INFO ]: Removed 6 edges and 3 locations by large block encoding [2018-06-24 21:19:05,289 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:19:05,310 INFO ]: Removed 3 edges and 2 locations during generation of interprocedural sequences [2018-06-24 21:19:05,310 INFO ]: Removed 2 edges and 3 locations because of local infeasibility [2018-06-24 21:19:05,310 INFO ]: 0 new accepting states [2018-06-24 21:19:05,310 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:19:05,310 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:19:05,310 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 21:19:05,310 INFO ]: 0 new accepting states [2018-06-24 21:19:05,310 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:19:05,310 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:19:05,311 INFO ]: Encoded RCFG 0 locations, 0 edges [2018-06-24 21:19:05,311 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:19:05 BasicIcfg [2018-06-24 21:19:05,311 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 21:19:05,312 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 21:19:05,312 INFO ]: Initializing TraceAbstraction... [2018-06-24 21:19:05,317 INFO ]: TraceAbstraction initialized [2018-06-24 21:19:05,317 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:19:04" (1/4) ... [2018-06-24 21:19:05,321 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457b3fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 09:19:05, skipping insertion in model container [2018-06-24 21:19:05,321 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:19:05" (2/4) ... [2018-06-24 21:19:05,321 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457b3fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 09:19:05, skipping insertion in model container [2018-06-24 21:19:05,321 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:19:05" (3/4) ... [2018-06-24 21:19:05,322 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457b3fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:19:05, skipping insertion in model container [2018-06-24 21:19:05,322 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:19:05" (4/4) ... [2018-06-24 21:19:05,323 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 21:19:05,353 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 21:19:05,362 INFO ]: Appying trace abstraction to program that has 0 error locations. [2018-06-24 21:19:05,425 INFO ]: Using default assertion order modulation [2018-06-24 21:19:05,425 INFO ]: Interprodecural is true [2018-06-24 21:19:05,425 INFO ]: Hoare is false [2018-06-24 21:19:05,425 INFO ]: Compute interpolants for FPandBP [2018-06-24 21:19:05,425 INFO ]: Backedges is TWOTRACK [2018-06-24 21:19:05,425 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 21:19:05,425 INFO ]: Difference is false [2018-06-24 21:19:05,425 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 21:19:05,426 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 21:19:05,436 INFO ]: Start isEmpty. Operand 0 states. [2018-06-24 21:19:05,436 INFO ]: Finished isEmpty. No accepting run. [2018-06-24 21:19:05,439 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:19:05 BasicIcfg [2018-06-24 21:19:05,440 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 21:19:05,440 INFO ]: Toolchain (without parser) took 489.76 ms. Allocated memory is still 303.6 MB. Free memory was 259.9 MB in the beginning and 243.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,442 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 269.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:19:05,442 INFO ]: ChcToBoogie took 58.44 ms. Allocated memory is still 303.6 MB. Free memory was 259.9 MB in the beginning and 258.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,443 INFO ]: Boogie Preprocessor took 32.67 ms. Allocated memory is still 303.6 MB. Free memory was 258.0 MB in the beginning and 257.0 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,443 INFO ]: RCFGBuilder took 144.07 ms. Allocated memory is still 303.6 MB. Free memory was 257.0 MB in the beginning and 251.0 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,444 INFO ]: BlockEncodingV2 took 118.58 ms. Allocated memory is still 303.6 MB. Free memory was 251.0 MB in the beginning and 247.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,445 INFO ]: TraceAbstraction took 127.51 ms. Allocated memory is still 303.6 MB. Free memory was 247.9 MB in the beginning and 243.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:19:05,448 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 10 locations, 10 edges - StatisticsResult: Encoded RCFG 0 locations, 0 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 269.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 58.44 ms. Allocated memory is still 303.6 MB. Free memory was 259.9 MB in the beginning and 258.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 32.67 ms. Allocated memory is still 303.6 MB. Free memory was 258.0 MB in the beginning and 257.0 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 144.07 ms. Allocated memory is still 303.6 MB. Free memory was 257.0 MB in the beginning and 251.0 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 118.58 ms. Allocated memory is still 303.6 MB. Free memory was 251.0 MB in the beginning and 247.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 127.51 ms. Allocated memory is still 303.6 MB. Free memory was 247.9 MB in the beginning and 243.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 0 procedures, 0 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fxx.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_21-19-05-465.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fxx.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_21-19-05-465.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fxx.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_21-19-05-465.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fxx.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_21-19-05-465.csv Received shutdown request...