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/CE-1CFA00.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 18:29:44,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 18:29:44,008 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 18:29:44,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 18:29:44,022 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 18:29:44,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 18:29:44,028 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 18:29:44,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 18:29:44,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 18:29:44,033 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 18:29:44,034 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 18:29:44,034 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 18:29:44,035 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 18:29:44,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 18:29:44,039 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 18:29:44,040 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 18:29:44,040 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 18:29:44,049 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 18:29:44,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 18:29:44,051 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 18:29:44,055 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 18:29:44,056 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 18:29:44,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 18:29:44,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 18:29:44,060 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 18:29:44,061 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 18:29:44,061 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 18:29:44,062 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 18:29:44,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 18:29:44,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 18:29:44,065 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 18:29:44,065 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 18:29:44,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 18:29:44,066 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 18:29:44,066 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 18:29:44,067 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 18:29:44,067 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 18:29:44,089 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 18:29:44,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 18:29:44,090 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 18:29:44,090 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 18:29:44,091 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 18:29:44,091 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 18:29:44,091 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 18:29:44,092 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 18:29:44,093 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 18:29:44,093 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 18:29:44,093 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 18:29:44,093 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 18:29:44,093 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 18:29:44,094 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 18:29:44,094 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 18:29:44,094 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 18:29:44,094 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 18:29:44,094 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 18:29:44,094 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 18:29:44,095 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 18:29:44,095 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 18:29:44,097 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 18:29:44,098 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 18:29:44,142 INFO ]: Repository-Root is: /tmp [2018-06-26 18:29:44,159 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 18:29:44,162 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 18:29:44,163 INFO ]: Initializing SmtParser... [2018-06-26 18:29:44,163 INFO ]: SmtParser initialized [2018-06-26 18:29:44,163 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/CE-1CFA00.smt2 [2018-06-26 18:29:44,164 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 18:29:44,234 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/CE-1CFA00.smt2 unknown [2018-06-26 18:29:44,966 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/CE-1CFA00.smt2 [2018-06-26 18:29:44,972 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 18:29:44,979 INFO ]: Walking toolchain with 5 elements. [2018-06-26 18:29:44,979 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 18:29:44,979 INFO ]: Initializing ChcToBoogie... [2018-06-26 18:29:44,979 INFO ]: ChcToBoogie initialized [2018-06-26 18:29:44,983 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:29:44" (1/1) ... [2018-06-26 18:29:45,063 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45 Unit [2018-06-26 18:29:45,063 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 18:29:45,064 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 18:29:45,064 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 18:29:45,064 INFO ]: Boogie Preprocessor initialized [2018-06-26 18:29:45,085 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,085 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,094 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,094 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,102 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,104 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,106 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,109 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 18:29:45,110 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 18:29:45,110 INFO ]: Initializing RCFGBuilder... [2018-06-26 18:29:45,110 INFO ]: RCFGBuilder initialized [2018-06-26 18:29:45,111 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (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 18:29:45,145 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 18:29:45,145 INFO ]: Found specification of procedure gotoProc [2018-06-26 18:29:45,145 INFO ]: Found implementation of procedure gotoProc [2018-06-26 18:29:45,145 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 18:29:45,145 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 18:29:45,145 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 18:29:45,548 INFO ]: Using library mode [2018-06-26 18:29:45,549 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:29:45 BoogieIcfgContainer [2018-06-26 18:29:45,549 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 18:29:45,549 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 18:29:45,549 INFO ]: Initializing BlockEncodingV2... [2018-06-26 18:29:45,550 INFO ]: BlockEncodingV2 initialized [2018-06-26 18:29:45,551 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:29:45" (1/1) ... [2018-06-26 18:29:45,569 INFO ]: Initial Icfg 16 locations, 20 edges [2018-06-26 18:29:45,570 INFO ]: Using Remove infeasible edges [2018-06-26 18:29:45,571 INFO ]: Using Maximize final states [2018-06-26 18:29:45,572 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 18:29:45,572 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 18:29:45,574 INFO ]: Using Remove sink states [2018-06-26 18:29:45,574 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 18:29:45,574 INFO ]: Using Use SBE [2018-06-26 18:29:45,581 INFO ]: SBE split 0 edges [2018-06-26 18:29:45,586 INFO ]: Removed 4 edges and 2 locations because of local infeasibility [2018-06-26 18:29:45,593 INFO ]: 0 new accepting states [2018-06-26 18:29:45,928 INFO ]: Removed 19 edges and 7 locations by large block encoding [2018-06-26 18:29:45,930 INFO ]: Removed 2 edges and 1 locations by removing sink states [2018-06-26 18:29:45,934 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-26 18:29:45,934 INFO ]: 0 new accepting states [2018-06-26 18:29:45,934 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 18:29:45,934 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 18:29:45,934 INFO ]: Encoded RCFG 6 locations, 8 edges [2018-06-26 18:29:45,935 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:29:45 BasicIcfg [2018-06-26 18:29:45,935 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-26 18:29:45,936 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-26 18:29:45,936 INFO ]: Initializing TraceAbstraction... [2018-06-26 18:29:45,939 INFO ]: TraceAbstraction initialized [2018-06-26 18:29:45,939 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:29:44" (1/4) ... [2018-06-26 18:29:45,940 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b30504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 26.06 06:29:45, skipping insertion in model container [2018-06-26 18:29:45,940 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:29:45" (2/4) ... [2018-06-26 18:29:45,940 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b30504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.06 06:29:45, skipping insertion in model container [2018-06-26 18:29:45,940 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:29:45" (3/4) ... [2018-06-26 18:29:45,941 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b30504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:29:45, skipping insertion in model container [2018-06-26 18:29:45,941 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:29:45" (4/4) ... [2018-06-26 18:29:45,942 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-26 18:29:45,959 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-26 18:29:45,976 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-26 18:29:46,068 INFO ]: Using default assertion order modulation [2018-06-26 18:29:46,069 INFO ]: Interprodecural is true [2018-06-26 18:29:46,069 INFO ]: Hoare is false [2018-06-26 18:29:46,069 INFO ]: Compute interpolants for FPandBP [2018-06-26 18:29:46,069 INFO ]: Backedges is TWOTRACK [2018-06-26 18:29:46,069 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-26 18:29:46,069 INFO ]: Difference is false [2018-06-26 18:29:46,069 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-26 18:29:46,069 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-26 18:29:46,090 INFO ]: Start isEmpty. Operand 6 states. [2018-06-26 18:29:46,109 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 18:29:46,109 INFO ]: Found error trace [2018-06-26 18:29:46,110 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 18:29:46,110 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:29:46,120 INFO ]: Analyzing trace with hash 32146055, now seen corresponding path program 1 times [2018-06-26 18:29:46,130 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:29:46,131 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:29:46,187 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:29:46,187 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:29:46,187 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:29:46,279 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:29:46,408 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 18:29:46,411 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:29:46,411 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 18:29:46,413 INFO ]: Interpolant automaton has 3 states [2018-06-26 18:29:46,428 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 18:29:46,428 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:29:46,431 INFO ]: Start difference. First operand 6 states. Second operand 3 states. [2018-06-26 18:29:46,542 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:29:46,542 INFO ]: Finished difference Result 3 states and 4 transitions. [2018-06-26 18:29:46,544 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 18:29:46,546 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 18:29:46,546 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:29:46,554 INFO ]: With dead ends: 3 [2018-06-26 18:29:46,554 INFO ]: Without dead ends: 0 [2018-06-26 18:29:46,555 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:29:46,575 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-26 18:29:46,583 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-26 18:29:46,584 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-26 18:29:46,584 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-26 18:29:46,585 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2018-06-26 18:29:46,585 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:29:46,585 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-26 18:29:46,586 INFO ]: Interpolant automaton has 3 states. [2018-06-26 18:29:46,586 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-26 18:29:46,586 INFO ]: Finished isEmpty. No accepting run. [2018-06-26 18:29:46,588 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-26 18:29:46,592 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:29:46 BasicIcfg [2018-06-26 18:29:46,592 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-26 18:29:46,593 INFO ]: Toolchain (without parser) took 1620.34 ms. Allocated memory was 307.2 MB in the beginning and 324.5 MB in the end (delta: 17.3 MB). Free memory was 230.9 MB in the beginning and 265.2 MB in the end (delta: -34.3 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:29:46,594 INFO ]: SmtParser took 0.04 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:29:46,595 INFO ]: ChcToBoogie took 84.40 ms. Allocated memory is still 307.2 MB. Free memory was 230.9 MB in the beginning and 227.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:29:46,599 INFO ]: Boogie Preprocessor took 45.43 ms. Allocated memory is still 307.2 MB. Free memory was 227.9 MB in the beginning and 226.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. [2018-06-26 18:29:46,599 INFO ]: RCFGBuilder took 438.80 ms. Allocated memory is still 307.2 MB. Free memory was 226.8 MB in the beginning and 203.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:29:46,600 INFO ]: BlockEncodingV2 took 385.86 ms. Allocated memory was 307.2 MB in the beginning and 324.5 MB in the end (delta: 17.3 MB). Free memory was 203.8 MB in the beginning and 283.9 MB in the end (delta: -80.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.6 GB. [2018-06-26 18:29:46,600 INFO ]: TraceAbstraction took 656.26 ms. Allocated memory is still 324.5 MB. Free memory was 283.9 MB in the beginning and 265.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 3.6 GB. [2018-06-26 18:29:46,602 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 16 locations, 20 edges - StatisticsResult: Encoded RCFG 6 locations, 8 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.04 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 84.40 ms. Allocated memory is still 307.2 MB. Free memory was 230.9 MB in the beginning and 227.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 45.43 ms. Allocated memory is still 307.2 MB. Free memory was 227.9 MB in the beginning and 226.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 438.80 ms. Allocated memory is still 307.2 MB. Free memory was 226.8 MB in the beginning and 203.8 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 385.86 ms. Allocated memory was 307.2 MB in the beginning and 324.5 MB in the end (delta: 17.3 MB). Free memory was 203.8 MB in the beginning and 283.9 MB in the end (delta: -80.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 656.26 ms. Allocated memory is still 324.5 MB. Free memory was 283.9 MB in the beginning and 265.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [UNKNOWN] : assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 6 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 2 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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/CE-1CFA00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_18-29-46-616.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-1CFA00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-26_18-29-46-616.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-1CFA00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_18-29-46-616.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-1CFA00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-26_18-29-46-616.csv Received shutdown request...