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/ILLINOIS_all.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:44:04,464 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:44:04,467 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:44:04,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:44:04,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:44:04,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:44:04,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:44:04,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:44:04,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:44:04,488 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:44:04,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:44:04,491 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:44:04,492 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:44:04,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:44:04,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:44:04,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:44:04,499 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:44:04,501 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:44:04,514 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:44:04,515 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:44:04,516 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:44:04,518 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:44:04,518 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:44:04,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:44:04,519 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:44:04,520 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:44:04,521 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:44:04,521 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:44:04,522 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:44:04,522 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:44:04,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:44:04,524 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:44:04,524 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:44:04,525 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:44:04,525 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:44:04,525 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 18:44:04,543 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:44:04,543 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:44:04,543 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:44:04,544 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:44:04,545 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:44:04,545 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:44:04,545 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:44:04,545 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:44:04,545 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:44:04,546 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:44:04,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:44:04,546 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:44:04,546 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:44:04,546 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:44:04,547 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:44:04,547 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:44:04,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:44:04,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:44:04,547 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:44:04,549 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:44:04,549 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:44:04,607 INFO ]: Repository-Root is: /tmp [2018-06-22 18:44:04,623 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:44:04,629 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:44:04,630 INFO ]: Initializing SmtParser... [2018-06-22 18:44:04,630 INFO ]: SmtParser initialized [2018-06-22 18:44:04,631 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all.smt2 [2018-06-22 18:44:04,633 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 18:44:04,719 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all.smt2 unknown [2018-06-22 18:44:05,345 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all.smt2 [2018-06-22 18:44:05,350 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:44:05,356 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:44:05,357 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:44:05,357 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:44:05,357 INFO ]: ChcToBoogie initialized [2018-06-22 18:44:05,360 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,425 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05 Unit [2018-06-22 18:44:05,426 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:44:05,426 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:44:05,426 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:44:05,426 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:44:05,452 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,452 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,473 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,473 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,483 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,484 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,488 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (1/1) ... [2018-06-22 18:44:05,492 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:44:05,493 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:44:05,493 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:44:05,493 INFO ]: RCFGBuilder initialized [2018-06-22 18:44:05,494 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (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) [2018-06-22 18:44:05,506 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:44:05,506 INFO ]: Found specification of procedure False [2018-06-22 18:44:05,506 INFO ]: Found implementation of procedure False [2018-06-22 18:44:05,506 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:44:05,506 INFO ]: Found specification of procedure state [2018-06-22 18:44:05,506 INFO ]: Found implementation of procedure state [2018-06-22 18:44:05,506 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:44:05,506 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:44:05,506 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 [2018-06-22 18:44:05,884 INFO ]: Using library mode [2018-06-22 18:44:05,885 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:44:05 BoogieIcfgContainer [2018-06-22 18:44:05,885 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:44:05,887 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:44:05,887 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:44:05,890 INFO ]: TraceAbstraction initialized [2018-06-22 18:44:05,890 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:44:05" (1/3) ... [2018-06-22 18:44:05,891 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e674af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:44:05, skipping insertion in model container [2018-06-22 18:44:05,891 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:44:05" (2/3) ... [2018-06-22 18:44:05,892 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e674af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:44:05, skipping insertion in model container [2018-06-22 18:44:05,892 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:44:05" (3/3) ... [2018-06-22 18:44:05,894 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:44:05,909 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:44:05,921 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:44:05,973 INFO ]: Using default assertion order modulation [2018-06-22 18:44:05,973 INFO ]: Interprodecural is true [2018-06-22 18:44:05,973 INFO ]: Hoare is false [2018-06-22 18:44:05,973 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:44:05,973 INFO ]: Backedges is TWOTRACK [2018-06-22 18:44:05,973 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:44:05,973 INFO ]: Difference is false [2018-06-22 18:44:05,973 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:44:05,973 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:44:05,992 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:44:06,008 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:44:06,008 INFO ]: Found error trace [2018-06-22 18:44:06,009 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:44:06,009 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:44:06,015 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:44:06,017 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:44:06,017 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:44:06,066 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:44:06,066 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:44:06,066 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:44:06,195 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:44:06,580 WARN ]: Spent 102.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 1 [2018-06-22 18:44:06,582 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:44:06,584 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:44:06,584 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:44:06,597 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:44:06,614 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:44:06,614 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:44:06,616 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:44:06,762 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:44:06,762 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:44:06,763 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:44:06,765 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:44:06,765 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:44:06,780 INFO ]: With dead ends: 13 [2018-06-22 18:44:06,780 INFO ]: Without dead ends: 13 [2018-06-22 18:44:06,784 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 18:44:06,801 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:44:06,838 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:44:06,840 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:44:06,840 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:44:06,842 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:44:06,842 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:44:06,842 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:44:06,843 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:44:06,843 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:44:06,844 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:44:06,844 INFO ]: Found error trace [2018-06-22 18:44:06,844 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:44:06,844 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:44:06,844 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:44:06,844 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:44:06,844 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:44:06,845 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:44:06,845 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:44:06,846 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:44:07,050 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:44:10,931 WARN ]: Spent 3.26 s on a formula simplification. DAG size of input: 389 DAG size of output: 237 [2018-06-22 18:44:11,275 WARN ]: Spent 154.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 4 [2018-06-22 18:44:11,279 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:44:11,279 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:44:11,279 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 18:44:11,289 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:44:11,393 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:44:11,404 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:45:14,224 INFO ]: Timeout while computing interpolants [2018-06-22 18:45:14,425 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:45:14,425 WARN ]: Verification canceled [2018-06-22 18:45:14,430 WARN ]: Timeout [2018-06-22 18:45:14,430 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:45:14 BoogieIcfgContainer [2018-06-22 18:45:14,430 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:45:14,431 INFO ]: Toolchain (without parser) took 69080.69 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 233.4 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:45:14,436 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 300.9 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:45:14,436 INFO ]: ChcToBoogie took 68.64 ms. Allocated memory is still 300.9 MB. Free memory was 232.4 MB in the beginning and 229.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:45:14,436 INFO ]: Boogie Preprocessor took 66.30 ms. Allocated memory is still 300.9 MB. Free memory was 229.4 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:45:14,437 INFO ]: RCFGBuilder took 392.18 ms. Allocated memory is still 300.9 MB. Free memory was 227.4 MB in the beginning and 195.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:45:14,437 INFO ]: TraceAbstraction took 68543.66 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 194.4 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:45:14,440 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 300.9 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 68.64 ms. Allocated memory is still 300.9 MB. Free memory was 232.4 MB in the beginning and 229.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 66.30 ms. Allocated memory is still 300.9 MB. Free memory was 229.4 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 392.18 ms. Allocated memory is still 300.9 MB. Free memory was 227.4 MB in the beginning and 195.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68543.66 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 194.4 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). 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 48 quantified variables from 61 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.4s 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, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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/ILLINOIS_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-45-14-459.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-45-14-459.csv Completed graceful shutdown