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_5_e2_2884_e7_3594.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:15:04,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:15:04,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:15:04,745 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:15:04,745 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:15:04,746 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:15:04,750 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:15:04,753 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:15:04,754 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:15:04,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:15:04,757 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:15:04,758 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:15:04,759 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:15:04,760 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:15:04,763 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:15:04,764 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:15:04,765 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:15:04,775 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:15:04,777 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:15:04,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:15:04,781 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:15:04,783 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:15:04,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:15:04,785 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:15:04,787 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:15:04,788 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:15:04,789 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:15:04,789 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:15:04,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:15:04,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:15:04,792 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:15:04,793 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:15:04,793 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:15:04,794 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:15:04,798 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:15:04,798 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:15:04,820 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:15:04,820 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:15:04,822 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:15:04,822 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:15:04,824 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:15:04,824 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:15:04,824 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:15:04,824 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:15:04,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:15:04,825 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:15:04,825 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:15:04,825 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:15:04,825 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:15:04,825 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:15:04,825 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:15:04,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:15:04,828 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:15:04,830 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:15:04,830 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:15:04,890 INFO ]: Repository-Root is: /tmp [2018-06-18 15:15:04,910 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:15:04,914 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:15:04,916 INFO ]: Initializing SmtParser... [2018-06-18 15:15:04,916 INFO ]: SmtParser initialized [2018-06-18 15:15:04,917 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e7_3594.smt2 [2018-06-18 15:15:04,918 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 15:15:05,002 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e7_3594.smt2 unknown [2018-06-18 15:15:05,602 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e7_3594.smt2 [2018-06-18 15:15:05,607 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:15:05,614 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:15:05,614 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:15:05,614 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:15:05,615 INFO ]: ChcToBoogie initialized [2018-06-18 15:15:05,622 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,732 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05 Unit [2018-06-18 15:15:05,732 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:15:05,733 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:15:05,733 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:15:05,733 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:15:05,756 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,756 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,792 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,792 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,808 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,810 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,812 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (1/1) ... [2018-06-18 15:15:05,825 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:15:05,826 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:15:05,826 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:15:05,826 INFO ]: RCFGBuilder initialized [2018-06-18 15:15:05,827 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:15:05,851 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:15:05,852 INFO ]: Found specification of procedure False [2018-06-18 15:15:05,852 INFO ]: Found implementation of procedure False [2018-06-18 15:15:05,852 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:15:05,852 INFO ]: Found specification of procedure state [2018-06-18 15:15:05,852 INFO ]: Found implementation of procedure state [2018-06-18 15:15:05,852 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:15:05,852 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:15:05,852 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 15:15:06,375 INFO ]: Using library mode [2018-06-18 15:15:06,376 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:15:06 BoogieIcfgContainer [2018-06-18 15:15:06,376 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:15:06,377 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:15:06,377 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:15:06,382 INFO ]: TraceAbstraction initialized [2018-06-18 15:15:06,382 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:15:05" (1/3) ... [2018-06-18 15:15:06,383 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 03:15:06, skipping insertion in model container [2018-06-18 15:15:06,383 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:15:05" (2/3) ... [2018-06-18 15:15:06,384 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 03:15:06, skipping insertion in model container [2018-06-18 15:15:06,384 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:15:06" (3/3) ... [2018-06-18 15:15:06,386 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:15:06,397 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:15:06,407 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:15:06,461 INFO ]: Using default assertion order modulation [2018-06-18 15:15:06,461 INFO ]: Interprodecural is true [2018-06-18 15:15:06,461 INFO ]: Hoare is false [2018-06-18 15:15:06,461 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:15:06,461 INFO ]: Backedges is TWOTRACK [2018-06-18 15:15:06,461 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:15:06,462 INFO ]: Difference is false [2018-06-18 15:15:06,462 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:15:06,462 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:15:06,481 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:15:06,498 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:15:06,498 INFO ]: Found error trace [2018-06-18 15:15:06,499 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:15:06,500 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:15:06,506 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:15:06,508 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:15:06,508 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:15:06,561 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:15:06,561 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:15:06,561 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:15:06,691 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:15:06,702 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:15:07,041 WARN ]: Spent 101.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-18 15:15:07,044 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:15:07,047 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:15:07,047 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:15:07,049 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:15:07,066 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:15:07,067 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:15:07,070 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:15:07,254 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:15:07,254 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:15:07,255 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:15:07,256 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:15:07,257 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:15:07,268 INFO ]: With dead ends: 13 [2018-06-18 15:15:07,268 INFO ]: Without dead ends: 13 [2018-06-18 15:15:07,271 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 [2018-06-18 15:15:07,290 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:15:07,315 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:15:07,316 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:15:07,321 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:15:07,323 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:15:07,323 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:15:07,323 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:15:07,323 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:15:07,323 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:15:07,325 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:15:07,325 INFO ]: Found error trace [2018-06-18 15:15:07,325 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:15:07,325 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:15:07,325 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:15:07,325 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:15:07,325 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:15:07,326 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:15:07,326 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:15:07,326 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:15:07,444 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:15:07,445 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:15:08,478 WARN ]: Spent 752.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 38 [2018-06-18 15:15:08,542 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:15:08,542 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:15:08,542 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 15:15:08,551 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:15:08,671 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:15:08,683 INFO ]: Computing forward predicates... [2018-06-18 15:15:09,747 WARN ]: expecting exponential blowup for input size 16 [2018-06-18 15:15:10,185 WARN ]: Simplifying disjunction of 26244 conjuctions. This might take some time... Received shutdown request... [2018-06-18 15:16:26,091 INFO ]: Timeout while computing interpolants [2018-06-18 15:16:26,291 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:16:26,292 WARN ]: Verification canceled [2018-06-18 15:16:26,301 WARN ]: Timeout [2018-06-18 15:16:26,301 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:16:26 BoogieIcfgContainer [2018-06-18 15:16:26,301 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:16:26,302 INFO ]: Toolchain (without parser) took 80694.22 ms. Allocated memory was 299.9 MB in the beginning and 383.8 MB in the end (delta: 83.9 MB). Free memory was 236.3 MB in the beginning and 235.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 134.6 MB. Max. memory is 3.6 GB. [2018-06-18 15:16:26,303 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 299.9 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:16:26,303 INFO ]: ChcToBoogie took 118.01 ms. Allocated memory is still 299.9 MB. Free memory was 235.3 MB in the beginning and 230.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:16:26,304 INFO ]: Boogie Preprocessor took 92.57 ms. Allocated memory is still 299.9 MB. Free memory was 230.3 MB in the beginning and 229.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:16:26,304 INFO ]: RCFGBuilder took 550.38 ms. Allocated memory is still 299.9 MB. Free memory was 229.3 MB in the beginning and 200.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. [2018-06-18 15:16:26,305 INFO ]: TraceAbstraction took 79923.93 ms. Allocated memory was 299.9 MB in the beginning and 383.8 MB in the end (delta: 83.9 MB). Free memory was 200.1 MB in the beginning and 235.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 98.4 MB. Max. memory is 3.6 GB. [2018-06-18 15:16:26,309 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 299.9 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 118.01 ms. Allocated memory is still 299.9 MB. Free memory was 235.3 MB in the beginning and 230.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 92.57 ms. Allocated memory is still 299.9 MB. Free memory was 230.3 MB in the beginning and 229.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 550.38 ms. Allocated memory is still 299.9 MB. Free memory was 229.3 MB in the beginning and 200.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 79923.93 ms. Allocated memory was 299.9 MB in the beginning and 383.8 MB in the end (delta: 83.9 MB). Free memory was 200.1 MB in the beginning and 235.2 MB in the end (delta: -35.0 MB). Peak memory consumption was 98.4 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 26244 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 79.8s 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, 0.2s 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/FIREFLY_5_e2_2884_e7_3594.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-16-26-329.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e7_3594.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-16-26-329.csv Completed graceful shutdown