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_3_e8_1703.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:33:05,537 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:33:05,539 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:33:05,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:33:05,553 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:33:05,555 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:33:05,556 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:33:05,560 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:33:05,562 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:33:05,562 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:33:05,564 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:33:05,564 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:33:05,565 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:33:05,566 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:33:05,567 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:33:05,567 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:33:05,571 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:33:05,584 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:33:05,585 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:33:05,586 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:33:05,587 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:33:05,589 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:33:05,589 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:33:05,589 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:33:05,590 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:33:05,591 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:33:05,592 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:33:05,592 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:33:05,598 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:33:05,599 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:33:05,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:33:05,600 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:33:05,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:33:05,601 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:33:05,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:33:05,601 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 20:33:05,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:33:05,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:33:05,622 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:33:05,622 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:33:05,623 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:33:05,624 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:33:05,624 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:33:05,624 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:33:05,624 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:33:05,624 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:33:05,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:33:05,625 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:33:05,625 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:33:05,625 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:33:05,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:33:05,626 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:33:05,626 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:33:05,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:33:05,626 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:33:05,627 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:33:05,627 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:33:05,669 INFO ]: Repository-Root is: /tmp [2018-06-22 20:33:05,684 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:33:05,690 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:33:05,691 INFO ]: Initializing SmtParser... [2018-06-22 20:33:05,691 INFO ]: SmtParser initialized [2018-06-22 20:33:05,692 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e8_1703.smt2 [2018-06-22 20:33:05,693 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 20:33:05,786 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e8_1703.smt2 unknown [2018-06-22 20:33:06,353 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e8_1703.smt2 [2018-06-22 20:33:06,364 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:33:06,370 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:33:06,371 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:33:06,371 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:33:06,379 INFO ]: ChcToBoogie initialized [2018-06-22 20:33:06,383 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,480 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06 Unit [2018-06-22 20:33:06,480 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:33:06,481 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:33:06,481 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:33:06,481 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:33:06,508 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,508 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,530 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,530 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,548 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,550 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,553 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (1/1) ... [2018-06-22 20:33:06,563 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:33:06,564 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:33:06,564 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:33:06,564 INFO ]: RCFGBuilder initialized [2018-06-22 20:33:06,566 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (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 20:33:06,592 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:33:06,592 INFO ]: Found specification of procedure False [2018-06-22 20:33:06,592 INFO ]: Found implementation of procedure False [2018-06-22 20:33:06,592 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:33:06,592 INFO ]: Found specification of procedure state [2018-06-22 20:33:06,592 INFO ]: Found implementation of procedure state [2018-06-22 20:33:06,592 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:33:06,592 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:33:06,592 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 20:33:07,024 INFO ]: Using library mode [2018-06-22 20:33:07,024 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:33:07 BoogieIcfgContainer [2018-06-22 20:33:07,024 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:33:07,026 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:33:07,026 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:33:07,029 INFO ]: TraceAbstraction initialized [2018-06-22 20:33:07,029 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:33:06" (1/3) ... [2018-06-22 20:33:07,030 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a60b0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:33:07, skipping insertion in model container [2018-06-22 20:33:07,030 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:33:06" (2/3) ... [2018-06-22 20:33:07,030 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a60b0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:33:07, skipping insertion in model container [2018-06-22 20:33:07,031 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:33:07" (3/3) ... [2018-06-22 20:33:07,036 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:33:07,046 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:33:07,055 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:33:07,102 INFO ]: Using default assertion order modulation [2018-06-22 20:33:07,103 INFO ]: Interprodecural is true [2018-06-22 20:33:07,103 INFO ]: Hoare is false [2018-06-22 20:33:07,103 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:33:07,103 INFO ]: Backedges is TWOTRACK [2018-06-22 20:33:07,103 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:33:07,103 INFO ]: Difference is false [2018-06-22 20:33:07,103 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:33:07,103 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:33:07,116 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:33:07,126 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:33:07,127 INFO ]: Found error trace [2018-06-22 20:33:07,127 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:33:07,128 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:33:07,133 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:33:07,135 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:33:07,135 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:33:07,171 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:33:07,171 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:33:07,171 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:33:07,317 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:33:07,728 WARN ]: Spent 106.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-22 20:33:07,732 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:33:07,734 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:33:07,734 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:33:07,736 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:33:07,751 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:33:07,751 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:33:07,754 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:33:07,896 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:33:07,896 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:33:07,897 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:33:07,898 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:33:07,899 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:33:07,914 INFO ]: With dead ends: 13 [2018-06-22 20:33:07,915 INFO ]: Without dead ends: 13 [2018-06-22 20:33:07,917 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 20:33:07,934 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:33:07,972 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:33:07,974 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:33:07,974 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:33:07,976 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:33:07,976 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:33:07,976 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:33:07,976 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:33:07,976 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:33:07,977 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:33:07,977 INFO ]: Found error trace [2018-06-22 20:33:07,978 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:33:07,978 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:33:07,978 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:33:07,978 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:33:07,978 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:33:07,980 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:33:07,980 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:33:07,980 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:33:08,098 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:33:09,125 WARN ]: Spent 733.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 50 [2018-06-22 20:33:09,188 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:33:09,188 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:33:09,188 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 20:33:09,196 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:33:09,321 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:33:09,333 INFO ]: Computing forward predicates... [2018-06-22 20:33:09,403 WARN ]: expecting exponential blowup for input size 14 [2018-06-22 20:33:09,657 WARN ]: Simplifying disjunction of 10368 conjuctions. This might take some time... [2018-06-22 20:33:26,349 INFO ]: Simplified to disjunction of 10368 conjuctions. [2018-06-22 20:33:26,464 WARN ]: expecting exponential blowup for input size 15 [2018-06-22 20:33:27,353 WARN ]: Simplifying disjunction of 62208 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:34:27,659 INFO ]: Timeout while computing interpolants [2018-06-22 20:34:27,859 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:34:27,860 WARN ]: Verification canceled [2018-06-22 20:34:27,863 WARN ]: Timeout [2018-06-22 20:34:27,863 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:34:27 BoogieIcfgContainer [2018-06-22 20:34:27,863 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:34:27,864 INFO ]: Toolchain (without parser) took 81499.51 ms. Allocated memory was 305.7 MB in the beginning and 504.9 MB in the end (delta: 199.2 MB). Free memory was 237.2 MB in the beginning and 356.8 MB in the end (delta: -119.6 MB). Peak memory consumption was 204.7 MB. Max. memory is 3.6 GB. [2018-06-22 20:34:27,865 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.7 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:34:27,865 INFO ]: ChcToBoogie took 110.05 ms. Allocated memory is still 305.7 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 20:34:27,866 INFO ]: Boogie Preprocessor took 81.56 ms. Allocated memory is still 305.7 MB. Free memory was 234.2 MB in the beginning and 232.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:34:27,866 INFO ]: RCFGBuilder took 460.87 ms. Allocated memory is still 305.7 MB. Free memory was 232.2 MB in the beginning and 200.8 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. [2018-06-22 20:34:27,867 INFO ]: TraceAbstraction took 80837.42 ms. Allocated memory was 305.7 MB in the beginning and 504.9 MB in the end (delta: 199.2 MB). Free memory was 200.8 MB in the beginning and 356.8 MB in the end (delta: -156.0 MB). Peak memory consumption was 168.3 MB. Max. memory is 3.6 GB. [2018-06-22 20:34:27,872 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 305.7 MB. Free memory is still 271.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 110.05 ms. Allocated memory is still 305.7 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 81.56 ms. Allocated memory is still 305.7 MB. Free memory was 234.2 MB in the beginning and 232.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 460.87 ms. Allocated memory is still 305.7 MB. Free memory was 232.2 MB in the beginning and 200.8 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80837.42 ms. Allocated memory was 305.7 MB in the beginning and 504.9 MB in the end (delta: 199.2 MB). Free memory was 200.8 MB in the beginning and 356.8 MB in the end (delta: -156.0 MB). Peak memory consumption was 168.3 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 62208 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.7s 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, 0.0s 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, 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/ticket3i_3_e8_1703.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-34-27-889.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_3_e8_1703.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-34-27-889.csv Completed graceful shutdown