java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_7.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:40:26,289 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:40:26,291 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:40:26,301 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:40:26,301 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:40:26,302 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:40:26,303 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:40:26,306 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:40:26,307 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:40:26,309 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:40:26,310 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:40:26,311 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:40:26,311 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:40:26,312 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:40:26,316 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:40:26,317 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:40:26,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:40:26,332 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:40:26,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:40:26,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:40:26,336 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:40:26,338 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:40:26,338 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:40:26,338 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:40:26,339 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:40:26,340 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:40:26,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:40:26,345 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:40:26,346 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:40:26,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:40:26,347 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:40:26,347 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:40:26,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:40:26,354 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:40:26,354 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:40:26,355 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:40:26,372 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:40:26,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:40:26,373 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:40:26,373 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:40:26,374 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:40:26,374 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:40:26,374 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:40:26,374 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:40:26,374 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:40:26,375 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:40:26,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:40:26,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:40:26,375 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:40:26,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:40:26,375 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:40:26,376 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:40:26,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:40:26,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:40:26,377 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:40:26,378 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:40:26,378 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:40:26,426 INFO ]: Repository-Root is: /tmp [2018-06-22 20:40:26,444 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:40:26,451 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:40:26,452 INFO ]: Initializing SmtParser... [2018-06-22 20:40:26,452 INFO ]: SmtParser initialized [2018-06-22 20:40:26,454 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_7.smt2 [2018-06-22 20:40:26,455 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 [2018-06-22 20:40:26,543 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_7.smt2 unknown [2018-06-22 20:40:27,129 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_7.smt2 [2018-06-22 20:40:27,133 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:40:27,138 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:40:27,139 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:40:27,139 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:40:27,139 INFO ]: ChcToBoogie initialized [2018-06-22 20:40:27,150 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,233 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27 Unit [2018-06-22 20:40:27,233 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:40:27,234 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:40:27,234 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:40:27,234 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:40:27,256 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,256 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,269 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,270 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,280 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,282 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,286 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (1/1) ... [2018-06-22 20:40:27,290 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:40:27,291 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:40:27,291 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:40:27,291 INFO ]: RCFGBuilder initialized [2018-06-22 20:40:27,292 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:40:27,307 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:40:27,307 INFO ]: Found specification of procedure False [2018-06-22 20:40:27,307 INFO ]: Found implementation of procedure False [2018-06-22 20:40:27,307 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:40:27,307 INFO ]: Found specification of procedure state [2018-06-22 20:40:27,307 INFO ]: Found implementation of procedure state [2018-06-22 20:40:27,307 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:40:27,307 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:40:27,307 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 20:40:27,762 INFO ]: Using library mode [2018-06-22 20:40:27,762 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:40:27 BoogieIcfgContainer [2018-06-22 20:40:27,762 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:40:27,764 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:40:27,764 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:40:27,767 INFO ]: TraceAbstraction initialized [2018-06-22 20:40:27,768 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:40:27" (1/3) ... [2018-06-22 20:40:27,768 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e287619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:40:27, skipping insertion in model container [2018-06-22 20:40:27,768 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:40:27" (2/3) ... [2018-06-22 20:40:27,770 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e287619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:40:27, skipping insertion in model container [2018-06-22 20:40:27,770 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:40:27" (3/3) ... [2018-06-22 20:40:27,772 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:40:27,781 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:40:27,792 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:40:27,832 INFO ]: Using default assertion order modulation [2018-06-22 20:40:27,832 INFO ]: Interprodecural is true [2018-06-22 20:40:27,832 INFO ]: Hoare is false [2018-06-22 20:40:27,832 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:40:27,832 INFO ]: Backedges is TWOTRACK [2018-06-22 20:40:27,832 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:40:27,832 INFO ]: Difference is false [2018-06-22 20:40:27,832 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:40:27,832 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:40:27,846 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:40:27,860 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:40:27,861 INFO ]: Found error trace [2018-06-22 20:40:27,861 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:40:27,862 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:40:27,869 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:40:27,871 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:40:27,871 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:40:27,904 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:40:27,904 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:40:27,904 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:40:28,041 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:40:28,518 WARN ]: Spent 194.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 9 [2018-06-22 20:40:28,520 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:40:28,522 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:40:28,522 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:40:28,524 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:40:28,534 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:40:28,535 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:40:28,536 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:40:28,664 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:40:28,665 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:40:28,666 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:40:28,667 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:40:28,668 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:40:28,682 INFO ]: With dead ends: 13 [2018-06-22 20:40:28,682 INFO ]: Without dead ends: 13 [2018-06-22 20:40:28,684 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:40:28,701 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:40:28,734 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:40:28,736 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:40:28,736 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:40:28,738 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:40:28,738 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:40:28,738 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:40:28,738 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:40:28,738 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:40:28,739 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:40:28,739 INFO ]: Found error trace [2018-06-22 20:40:28,739 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:40:28,740 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:40:28,740 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:40:28,740 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:40:28,740 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:40:28,741 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:40:28,741 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:40:28,741 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:40:28,925 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:40:31,080 WARN ]: Spent 1.83 s on a formula simplification. DAG size of input: 206 DAG size of output: 69 [2018-06-22 20:40:31,479 WARN ]: Spent 262.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 8 [2018-06-22 20:40:31,481 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:40:31,482 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:40:31,482 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:40:31,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:40:31,611 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:40:31,622 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 20:41:38,948 INFO ]: Timeout while computing interpolants [2018-06-22 20:41:39,149 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:41:39,149 WARN ]: Verification canceled [2018-06-22 20:41:39,153 WARN ]: Timeout [2018-06-22 20:41:39,154 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:41:39 BoogieIcfgContainer [2018-06-22 20:41:39,154 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:41:39,154 INFO ]: Toolchain (without parser) took 72020.72 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.2 MB in the beginning and 633.2 MB in the end (delta: -396.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:41:39,155 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 304.6 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:41:39,156 INFO ]: ChcToBoogie took 94.24 ms. Allocated memory is still 304.6 MB. Free memory was 237.2 MB in the beginning and 234.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:41:39,156 INFO ]: Boogie Preprocessor took 56.95 ms. Allocated memory is still 304.6 MB. Free memory was 234.2 MB in the beginning and 232.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:41:39,157 INFO ]: RCFGBuilder took 471.28 ms. Allocated memory is still 304.6 MB. Free memory was 232.2 MB in the beginning and 200.1 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:41:39,157 INFO ]: TraceAbstraction took 71390.10 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 199.1 MB in the beginning and 633.2 MB in the end (delta: -434.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:41:39,160 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 304.6 MB. Free memory is still 270.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 94.24 ms. Allocated memory is still 304.6 MB. Free memory was 237.2 MB in the beginning and 234.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.95 ms. Allocated memory is still 304.6 MB. Free memory was 234.2 MB in the beginning and 232.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 471.28 ms. Allocated memory is still 304.6 MB. Free memory was 232.2 MB in the beginning and 200.1 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71390.10 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 199.1 MB in the beginning and 633.2 MB in the end (delta: -434.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 15 quantified variables from 22 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 232 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 could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_7.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-41-39-170.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_7.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-41-39-170.csv Completed graceful shutdown