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/FIREFLY_8_e2_1711_e1_1489.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:17:43,425 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:17:43,428 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:17:43,440 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:17:43,440 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:17:43,441 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:17:43,442 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:17:43,444 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:17:43,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:17:43,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:17:43,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:17:43,448 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:17:43,449 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:17:43,450 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:17:43,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:17:43,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:17:43,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:17:43,469 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:17:43,471 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:17:43,472 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:17:43,473 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:17:43,481 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:17:43,482 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:17:43,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:17:43,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:17:43,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:17:43,485 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:17:43,486 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:17:43,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:17:43,492 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:17:43,493 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:17:43,494 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:17:43,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:17:43,495 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:17:43,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:17:43,496 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:17:43,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:17:43,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:17:43,523 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:17:43,525 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:17:43,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:17:43,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:17:43,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:17:43,527 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:17:43,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:17:43,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:17:43,527 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:17:43,528 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:17:43,531 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:17:43,531 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:17:43,531 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:17:43,531 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:17:43,531 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:17:43,533 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:17:43,533 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:17:43,586 INFO ]: Repository-Root is: /tmp [2018-06-18 15:17:43,603 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:17:43,609 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:17:43,611 INFO ]: Initializing SmtParser... [2018-06-18 15:17:43,611 INFO ]: SmtParser initialized [2018-06-18 15:17:43,612 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 [2018-06-18 15:17:43,613 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 15:17:43,712 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 unknown [2018-06-18 15:17:44,317 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 [2018-06-18 15:17:44,322 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:17:44,327 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:17:44,328 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:17:44,328 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:17:44,328 INFO ]: ChcToBoogie initialized [2018-06-18 15:17:44,340 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,477 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44 Unit [2018-06-18 15:17:44,477 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:17:44,478 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:17:44,478 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:17:44,478 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:17:44,503 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,503 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,530 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,530 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,539 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,540 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,544 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (1/1) ... [2018-06-18 15:17:44,548 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:17:44,549 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:17:44,549 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:17:44,549 INFO ]: RCFGBuilder initialized [2018-06-18 15:17:44,550 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (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) [2018-06-18 15:17:44,565 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:17:44,565 INFO ]: Found specification of procedure False [2018-06-18 15:17:44,565 INFO ]: Found implementation of procedure False [2018-06-18 15:17:44,565 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:17:44,565 INFO ]: Found specification of procedure state [2018-06-18 15:17:44,565 INFO ]: Found implementation of procedure state [2018-06-18 15:17:44,565 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:17:44,565 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:17:44,565 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 [2018-06-18 15:17:44,978 INFO ]: Using library mode [2018-06-18 15:17:44,979 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:17:44 BoogieIcfgContainer [2018-06-18 15:17:44,979 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:17:44,981 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:17:44,981 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:17:44,984 INFO ]: TraceAbstraction initialized [2018-06-18 15:17:44,985 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:17:44" (1/3) ... [2018-06-18 15:17:44,986 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141a9b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:17:44, skipping insertion in model container [2018-06-18 15:17:44,986 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:17:44" (2/3) ... [2018-06-18 15:17:44,986 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141a9b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:17:44, skipping insertion in model container [2018-06-18 15:17:44,986 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:17:44" (3/3) ... [2018-06-18 15:17:44,988 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:17:44,999 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:17:45,010 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:17:45,063 INFO ]: Using default assertion order modulation [2018-06-18 15:17:45,063 INFO ]: Interprodecural is true [2018-06-18 15:17:45,063 INFO ]: Hoare is false [2018-06-18 15:17:45,063 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:17:45,063 INFO ]: Backedges is TWOTRACK [2018-06-18 15:17:45,064 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:17:45,064 INFO ]: Difference is false [2018-06-18 15:17:45,064 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:17:45,064 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:17:45,082 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:17:45,104 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:17:45,104 INFO ]: Found error trace [2018-06-18 15:17:45,105 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:17:45,105 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:17:45,111 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:17:45,114 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:17:45,114 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:17:45,170 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:17:45,170 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:17:45,170 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:17:45,308 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:17:45,317 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:17:45,547 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:17:45,549 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:17:45,549 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:17:45,551 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:17:45,562 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:17:45,563 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:17:45,565 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:17:45,731 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:17:45,731 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:17:45,732 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:17:45,733 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:17:45,734 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:17:45,754 INFO ]: With dead ends: 13 [2018-06-18 15:17:45,754 INFO ]: Without dead ends: 13 [2018-06-18 15:17:45,756 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 15:17:45,775 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:17:45,821 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:17:45,825 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:17:45,826 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:17:45,827 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:17:45,827 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:17:45,827 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:17:45,827 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:17:45,827 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:17:45,829 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:17:45,829 INFO ]: Found error trace [2018-06-18 15:17:45,829 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:17:45,829 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:17:45,829 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:17:45,829 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:17:45,829 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:17:45,830 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:17:45,830 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:17:45,830 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:17:45,973 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:17:45,974 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:17:47,422 WARN ]: Spent 1.10 s on a formula simplification. DAG size of input: 124 DAG size of output: 41 [2018-06-18 15:17:47,851 WARN ]: Spent 269.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 1 [2018-06-18 15:17:47,853 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:17:47,853 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:17:47,853 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 [2018-06-18 15:17:47,864 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:17:48,015 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:17:48,031 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:18:51,749 INFO ]: Timeout while computing interpolants [2018-06-18 15:18:51,951 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:18:51,951 WARN ]: Verification canceled [2018-06-18 15:18:51,956 WARN ]: Timeout [2018-06-18 15:18:51,957 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:18:51 BoogieIcfgContainer [2018-06-18 15:18:51,957 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:18:51,958 INFO ]: Toolchain (without parser) took 67635.10 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 611.2 MB in the end (delta: -370.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:18:51,959 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:18:51,960 INFO ]: ChcToBoogie took 149.54 ms. Allocated memory is still 306.2 MB. Free memory was 239.6 MB in the beginning and 234.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:18:51,961 INFO ]: Boogie Preprocessor took 70.29 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:18:51,961 INFO ]: RCFGBuilder took 430.34 ms. Allocated memory is still 306.2 MB. Free memory was 233.6 MB in the beginning and 204.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. [2018-06-18 15:18:51,962 INFO ]: TraceAbstraction took 66975.92 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.4 MB in the beginning and 611.2 MB in the end (delta: -406.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:18:51,972 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 149.54 ms. Allocated memory is still 306.2 MB. Free memory was 239.6 MB in the beginning and 234.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 70.29 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 430.34 ms. Allocated memory is still 306.2 MB. Free memory was 233.6 MB in the beginning and 204.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66975.92 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.4 MB in the beginning and 611.2 MB in the end (delta: -406.8 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 27 quantified variables from 32 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.9s 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, 0.2s 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/FIREFLY_8_e2_1711_e1_1489.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-18-51-985.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e1_1489.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-18-51-985.csv Completed graceful shutdown