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/termination/up_down03.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 18:32:27,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 18:32:27,044 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 18:32:27,055 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 18:32:27,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 18:32:27,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 18:32:27,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 18:32:27,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 18:32:27,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 18:32:27,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 18:32:27,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 18:32:27,064 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 18:32:27,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 18:32:27,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 18:32:27,067 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 18:32:27,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 18:32:27,069 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 18:32:27,070 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 18:32:27,072 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 18:32:27,074 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 18:32:27,075 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 18:32:27,076 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 18:32:27,078 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 18:32:27,078 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 18:32:27,079 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 18:32:27,079 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 18:32:27,080 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 18:32:27,081 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 18:32:27,082 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 18:32:27,083 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 18:32:27,083 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 18:32:27,084 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 18:32:27,084 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 18:32:27,084 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 18:32:27,085 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 18:32:27,085 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 18:32:27,086 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 18:32:27,103 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 18:32:27,103 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 18:32:27,104 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 18:32:27,104 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 18:32:27,111 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 18:32:27,112 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 18:32:27,112 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 18:32:27,112 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 18:32:27,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 18:32:27,112 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 18:32:27,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 18:32:27,113 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 18:32:27,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 18:32:27,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 18:32:27,113 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 18:32:27,114 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 18:32:27,116 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 18:32:27,116 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 18:32:27,166 INFO ]: Repository-Root is: /tmp [2018-06-26 18:32:27,181 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 18:32:27,184 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 18:32:27,185 INFO ]: Initializing SmtParser... [2018-06-26 18:32:27,185 INFO ]: SmtParser initialized [2018-06-26 18:32:27,185 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/up_down03.smt2 [2018-06-26 18:32:27,186 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 [2018-06-26 18:32:27,254 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/up_down03.smt2 unknown [2018-06-26 18:32:27,615 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/up_down03.smt2 [2018-06-26 18:32:27,621 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 18:32:27,628 INFO ]: Walking toolchain with 5 elements. [2018-06-26 18:32:27,628 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 18:32:27,628 INFO ]: Initializing ChcToBoogie... [2018-06-26 18:32:27,629 INFO ]: ChcToBoogie initialized [2018-06-26 18:32:27,633 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,691 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27 Unit [2018-06-26 18:32:27,691 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 18:32:27,691 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 18:32:27,691 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 18:32:27,691 INFO ]: Boogie Preprocessor initialized [2018-06-26 18:32:27,714 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,714 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,720 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,720 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,724 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,725 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,726 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (1/1) ... [2018-06-26 18:32:27,729 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 18:32:27,730 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 18:32:27,730 INFO ]: Initializing RCFGBuilder... [2018-06-26 18:32:27,730 INFO ]: RCFGBuilder initialized [2018-06-26 18:32:27,731 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (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) [2018-06-26 18:32:27,747 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 18:32:27,747 INFO ]: Found specification of procedure gotoProc [2018-06-26 18:32:27,747 INFO ]: Found implementation of procedure gotoProc [2018-06-26 18:32:27,747 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 18:32:27,747 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 18:32:27,747 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 [2018-06-26 18:32:28,055 INFO ]: Using library mode [2018-06-26 18:32:28,055 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:28 BoogieIcfgContainer [2018-06-26 18:32:28,055 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 18:32:28,056 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 18:32:28,056 INFO ]: Initializing BlockEncodingV2... [2018-06-26 18:32:28,057 INFO ]: BlockEncodingV2 initialized [2018-06-26 18:32:28,057 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:28" (1/1) ... [2018-06-26 18:32:28,074 INFO ]: Initial Icfg 13 locations, 14 edges [2018-06-26 18:32:28,075 INFO ]: Using Remove infeasible edges [2018-06-26 18:32:28,076 INFO ]: Using Maximize final states [2018-06-26 18:32:28,077 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 18:32:28,077 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 18:32:28,079 INFO ]: Using Remove sink states [2018-06-26 18:32:28,080 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 18:32:28,080 INFO ]: Using Use SBE [2018-06-26 18:32:28,093 INFO ]: SBE split 0 edges [2018-06-26 18:32:28,102 INFO ]: Removed 3 edges and 2 locations because of local infeasibility [2018-06-26 18:32:28,104 INFO ]: 0 new accepting states [2018-06-26 18:32:28,240 INFO ]: Removed 14 edges and 6 locations by large block encoding [2018-06-26 18:32:28,243 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 18:32:28,245 INFO ]: Removed 4 edges and 3 locations because of local infeasibility [2018-06-26 18:32:28,245 INFO ]: 0 new accepting states [2018-06-26 18:32:28,245 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 18:32:28,245 INFO ]: Removed 1 edges and 2 locations by removing sink states [2018-06-26 18:32:28,245 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-26 18:32:28,245 INFO ]: 0 new accepting states [2018-06-26 18:32:28,245 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 18:32:28,245 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 18:32:28,246 INFO ]: Encoded RCFG 0 locations, 0 edges [2018-06-26 18:32:28,246 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:32:28 BasicIcfg [2018-06-26 18:32:28,246 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-26 18:32:28,247 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-26 18:32:28,247 INFO ]: Initializing TraceAbstraction... [2018-06-26 18:32:28,250 INFO ]: TraceAbstraction initialized [2018-06-26 18:32:28,250 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:32:27" (1/4) ... [2018-06-26 18:32:28,251 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b93e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 26.06 06:32:28, skipping insertion in model container [2018-06-26 18:32:28,251 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:27" (2/4) ... [2018-06-26 18:32:28,252 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b93e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.06 06:32:28, skipping insertion in model container [2018-06-26 18:32:28,252 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:28" (3/4) ... [2018-06-26 18:32:28,252 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b93e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:32:28, skipping insertion in model container [2018-06-26 18:32:28,252 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:32:28" (4/4) ... [2018-06-26 18:32:28,254 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-26 18:32:28,263 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-26 18:32:28,282 INFO ]: Appying trace abstraction to program that has 0 error locations. [2018-06-26 18:32:28,330 INFO ]: Using default assertion order modulation [2018-06-26 18:32:28,330 INFO ]: Interprodecural is true [2018-06-26 18:32:28,330 INFO ]: Hoare is false [2018-06-26 18:32:28,330 INFO ]: Compute interpolants for FPandBP [2018-06-26 18:32:28,331 INFO ]: Backedges is TWOTRACK [2018-06-26 18:32:28,331 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-26 18:32:28,331 INFO ]: Difference is false [2018-06-26 18:32:28,331 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-26 18:32:28,331 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-26 18:32:28,341 INFO ]: Start isEmpty. Operand 0 states. [2018-06-26 18:32:28,341 INFO ]: Finished isEmpty. No accepting run. [2018-06-26 18:32:28,345 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:32:28 BasicIcfg [2018-06-26 18:32:28,345 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-26 18:32:28,346 INFO ]: Toolchain (without parser) took 723.87 ms. Allocated memory is still 309.9 MB. Free memory was 257.4 MB in the beginning and 231.3 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,347 INFO ]: SmtParser took 0.04 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:32:28,348 INFO ]: ChcToBoogie took 62.76 ms. Allocated memory is still 309.9 MB. Free memory was 257.4 MB in the beginning and 255.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,348 INFO ]: Boogie Preprocessor took 37.81 ms. Allocated memory is still 309.9 MB. Free memory was 255.4 MB in the beginning and 254.4 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,351 INFO ]: RCFGBuilder took 325.42 ms. Allocated memory is still 309.9 MB. Free memory was 253.4 MB in the beginning and 243.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,352 INFO ]: BlockEncodingV2 took 190.49 ms. Allocated memory is still 309.9 MB. Free memory was 243.3 MB in the beginning and 236.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,352 INFO ]: TraceAbstraction took 97.76 ms. Allocated memory is still 309.9 MB. Free memory was 235.3 MB in the beginning and 232.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:32:28,362 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 13 locations, 14 edges - StatisticsResult: Encoded RCFG 0 locations, 0 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.04 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 62.76 ms. Allocated memory is still 309.9 MB. Free memory was 257.4 MB in the beginning and 255.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 37.81 ms. Allocated memory is still 309.9 MB. Free memory was 255.4 MB in the beginning and 254.4 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 325.42 ms. Allocated memory is still 309.9 MB. Free memory was 253.4 MB in the beginning and 243.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 190.49 ms. Allocated memory is still 309.9 MB. Free memory was 243.3 MB in the beginning and 236.3 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 97.76 ms. Allocated memory is still 309.9 MB. Free memory was 235.3 MB in the beginning and 232.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 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/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_18-32-28-379.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-26_18-32-28-379.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_18-32-28-379.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-26_18-32-28-379.csv Received shutdown request...