java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e2_1145.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 14:43:36,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 14:43:36,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 14:43:36,367 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 14:43:36,367 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 14:43:36,369 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 14:43:36,371 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 14:43:36,381 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 14:43:36,383 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 14:43:36,384 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 14:43:36,385 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 14:43:36,385 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 14:43:36,388 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 14:43:36,390 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 14:43:36,390 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 14:43:36,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 14:43:36,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 14:43:36,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 14:43:36,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 14:43:36,412 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 14:43:36,414 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 14:43:36,416 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 14:43:36,416 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 14:43:36,417 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 14:43:36,418 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 14:43:36,421 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 14:43:36,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 14:43:36,423 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 14:43:36,425 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 14:43:36,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 14:43:36,426 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 14:43:36,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 14:43:36,428 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 14:43:36,429 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 14:43:36,433 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 14:43:36,433 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 14:43:36,453 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 14:43:36,453 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 14:43:36,454 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 14:43:36,454 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 14:43:36,455 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 14:43:36,458 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 14:43:36,459 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 14:43:36,459 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 14:43:36,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 14:43:36,459 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 14:43:36,460 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 14:43:36,460 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 14:43:36,460 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 14:43:36,461 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 14:43:36,461 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 14:43:36,461 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 14:43:36,461 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 14:43:36,463 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 14:43:36,463 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 14:43:36,519 INFO ]: Repository-Root is: /tmp [2018-06-18 14:43:36,537 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 14:43:36,542 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 14:43:36,544 INFO ]: Initializing SmtParser... [2018-06-18 14:43:36,544 INFO ]: SmtParser initialized [2018-06-18 14:43:36,545 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e2_1145.smt2 [2018-06-18 14:43:36,546 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 [2018-06-18 14:43:36,799 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e2_1145.smt2 unknown [2018-06-18 14:43:37,838 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e2_1145.smt2 [2018-06-18 14:43:37,843 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 14:43:37,850 INFO ]: Walking toolchain with 4 elements. [2018-06-18 14:43:37,850 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 14:43:37,850 INFO ]: Initializing ChcToBoogie... [2018-06-18 14:43:37,850 INFO ]: ChcToBoogie initialized [2018-06-18 14:43:37,858 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:43:37" (1/1) ... [2018-06-18 14:43:38,040 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38 Unit [2018-06-18 14:43:38,040 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 14:43:38,041 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 14:43:38,041 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 14:43:38,041 INFO ]: Boogie Preprocessor initialized [2018-06-18 14:43:38,065 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,065 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,089 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,089 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,102 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,104 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,109 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (1/1) ... [2018-06-18 14:43:38,115 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 14:43:38,116 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 14:43:38,116 INFO ]: Initializing RCFGBuilder... [2018-06-18 14:43:38,116 INFO ]: RCFGBuilder initialized [2018-06-18 14:43:38,117 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (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 [2018-06-18 14:43:38,153 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 14:43:38,153 INFO ]: Found specification of procedure False [2018-06-18 14:43:38,153 INFO ]: Found implementation of procedure False [2018-06-18 14:43:38,153 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 14:43:38,153 INFO ]: Found specification of procedure state [2018-06-18 14:43:38,153 INFO ]: Found implementation of procedure state [2018-06-18 14:43:38,153 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 14:43:38,153 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 14:43:38,153 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 14:43:38,788 INFO ]: Using library mode [2018-06-18 14:43:38,788 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:43:38 BoogieIcfgContainer [2018-06-18 14:43:38,789 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 14:43:38,790 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 14:43:38,790 INFO ]: Initializing TraceAbstraction... [2018-06-18 14:43:38,797 INFO ]: TraceAbstraction initialized [2018-06-18 14:43:38,797 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:43:37" (1/3) ... [2018-06-18 14:43:38,798 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7285696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 02:43:38, skipping insertion in model container [2018-06-18 14:43:38,798 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:43:38" (2/3) ... [2018-06-18 14:43:38,798 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7285696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 02:43:38, skipping insertion in model container [2018-06-18 14:43:38,798 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:43:38" (3/3) ... [2018-06-18 14:43:38,801 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 14:43:38,813 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 14:43:38,825 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 14:43:38,877 INFO ]: Using default assertion order modulation [2018-06-18 14:43:38,878 INFO ]: Interprodecural is true [2018-06-18 14:43:38,878 INFO ]: Hoare is false [2018-06-18 14:43:38,878 INFO ]: Compute interpolants for FPandBP [2018-06-18 14:43:38,878 INFO ]: Backedges is TWOTRACK [2018-06-18 14:43:38,878 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 14:43:38,878 INFO ]: Difference is false [2018-06-18 14:43:38,878 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 14:43:38,878 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 14:43:38,901 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 14:43:38,921 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 14:43:38,922 INFO ]: Found error trace [2018-06-18 14:43:38,923 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:43:38,923 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:43:38,930 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 14:43:38,932 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:43:38,932 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:43:38,987 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:43:38,987 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:43:38,987 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:43:39,141 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:43:39,153 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:43:39,453 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 14:43:39,456 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 14:43:39,456 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 14:43:39,458 INFO ]: Interpolant automaton has 4 states [2018-06-18 14:43:39,491 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 14:43:39,492 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:43:39,501 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 14:43:39,690 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 14:43:39,690 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 14:43:39,692 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 14:43:39,693 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 14:43:39,694 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 14:43:39,722 INFO ]: With dead ends: 13 [2018-06-18 14:43:39,722 INFO ]: Without dead ends: 13 [2018-06-18 14:43:39,725 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:43:39,765 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 14:43:39,818 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 14:43:39,820 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 14:43:39,822 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 14:43:39,823 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 14:43:39,824 INFO ]: Finished accepts. word is rejected. [2018-06-18 14:43:39,824 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 14:43:39,824 INFO ]: Interpolant automaton has 4 states. [2018-06-18 14:43:39,824 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 14:43:39,825 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 14:43:39,826 INFO ]: Found error trace [2018-06-18 14:43:39,826 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:43:39,826 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:43:39,826 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 14:43:39,826 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:43:39,826 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:43:39,827 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:43:39,827 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:43:39,827 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:43:40,023 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:43:40,024 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:43:41,866 WARN ]: Spent 1.42 s on a formula simplification. DAG size of input: 102 DAG size of output: 42 [2018-06-18 14:43:42,178 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 14:43:42,179 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 14:43:42,179 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) [2018-06-18 14:43:42,207 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:43:42,560 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:43:42,585 INFO ]: Computing forward predicates... [2018-06-18 14:43:49,686 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 14:43:49,786 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 14:43:49,942 WARN ]: Simplifying disjunction of 23712 conjuctions. This might take some time... Received shutdown request... [2018-06-18 14:45:03,465 INFO ]: Timeout while computing interpolants [2018-06-18 14:45:03,666 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:45:03,666 WARN ]: Verification canceled [2018-06-18 14:45:03,684 WARN ]: Timeout [2018-06-18 14:45:03,684 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 02:45:03 BoogieIcfgContainer [2018-06-18 14:45:03,684 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 14:45:03,685 INFO ]: Toolchain (without parser) took 85841.52 ms. Allocated memory was 317.2 MB in the beginning and 569.9 MB in the end (delta: 252.7 MB). Free memory was 239.6 MB in the beginning and 228.5 MB in the end (delta: 11.2 MB). Peak memory consumption was 268.2 MB. Max. memory is 3.6 GB. [2018-06-18 14:45:03,696 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 317.2 MB. Free memory is still 282.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 14:45:03,696 INFO ]: ChcToBoogie took 189.85 ms. Allocated memory is still 317.2 MB. Free memory was 238.6 MB in the beginning and 231.6 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 3.6 GB. [2018-06-18 14:45:03,697 INFO ]: Boogie Preprocessor took 74.84 ms. Allocated memory is still 317.2 MB. Free memory was 231.6 MB in the beginning and 229.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:45:03,697 INFO ]: RCFGBuilder took 672.51 ms. Allocated memory is still 317.2 MB. Free memory was 229.6 MB in the beginning and 275.4 MB in the end (delta: -45.8 MB). Peak memory consumption was 39.1 MB. Max. memory is 3.6 GB. [2018-06-18 14:45:03,697 INFO ]: TraceAbstraction took 84893.90 ms. Allocated memory was 317.2 MB in the beginning and 569.9 MB in the end (delta: 252.7 MB). Free memory was 275.4 MB in the beginning and 228.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 304.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:45:03,700 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 317.2 MB. Free memory is still 282.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 189.85 ms. Allocated memory is still 317.2 MB. Free memory was 238.6 MB in the beginning and 231.6 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.84 ms. Allocated memory is still 317.2 MB. Free memory was 231.6 MB in the beginning and 229.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 672.51 ms. Allocated memory is still 317.2 MB. Free memory was 229.6 MB in the beginning and 275.4 MB in the end (delta: -45.8 MB). Peak memory consumption was 39.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 84893.90 ms. Allocated memory was 317.2 MB in the beginning and 569.9 MB in the end (delta: 252.7 MB). Free memory was 275.4 MB in the beginning and 228.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 304.0 MB. 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 23712 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 84.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.1s 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/DRAGON_9_e7_1843_e2_1145.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_14-45-03-742.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_9_e7_1843_e2_1145.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_14-45-03-742.csv Completed graceful shutdown