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/FIREFLY_a3_e2_2086_e2_2689.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:59:25,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:59:25,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:59:25,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:59:25,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:59:25,061 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:59:25,062 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:59:25,064 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:59:25,065 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:59:25,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:59:25,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:59:25,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:59:25,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:59:25,070 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:59:25,071 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:59:25,071 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:59:25,073 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:59:25,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:59:25,077 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:59:25,078 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:59:25,079 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:59:25,081 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:59:25,081 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:59:25,081 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:59:25,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:59:25,083 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:59:25,084 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:59:25,084 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:59:25,085 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:59:25,086 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:59:25,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:59:25,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:59:25,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:59:25,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:59:25,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:59:25,089 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 17:59:25,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:59:25,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:59:25,102 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:59:25,102 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:59:25,103 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:59:25,104 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:59:25,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:59:25,104 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:59:25,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:59:25,104 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:59:25,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:59:25,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:59:25,105 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:59:25,105 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:59:25,105 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:59:25,106 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:59:25,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:59:25,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:59:25,106 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:59:25,107 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:59:25,108 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:59:25,143 INFO ]: Repository-Root is: /tmp [2018-06-22 17:59:25,158 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:59:25,165 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:59:25,167 INFO ]: Initializing SmtParser... [2018-06-22 17:59:25,167 INFO ]: SmtParser initialized [2018-06-22 17:59:25,168 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e2_2689.smt2 [2018-06-22 17:59:25,169 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 17:59:25,262 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e2_2689.smt2 unknown [2018-06-22 17:59:25,781 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e2_2689.smt2 [2018-06-22 17:59:25,794 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:59:25,800 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:59:25,801 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:59:25,801 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:59:25,801 INFO ]: ChcToBoogie initialized [2018-06-22 17:59:25,809 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,922 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25 Unit [2018-06-22 17:59:25,922 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:59:25,922 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:59:25,922 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:59:25,922 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:59:25,939 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,939 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,953 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,953 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,967 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,968 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,972 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (1/1) ... [2018-06-22 17:59:25,976 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:59:25,977 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:59:25,977 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:59:25,977 INFO ]: RCFGBuilder initialized [2018-06-22 17:59:25,978 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (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 17:59:25,988 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:59:25,988 INFO ]: Found specification of procedure False [2018-06-22 17:59:25,988 INFO ]: Found implementation of procedure False [2018-06-22 17:59:25,988 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:59:25,988 INFO ]: Found specification of procedure state [2018-06-22 17:59:25,988 INFO ]: Found implementation of procedure state [2018-06-22 17:59:25,988 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:59:25,988 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:59:25,988 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:59:26,473 INFO ]: Using library mode [2018-06-22 17:59:26,474 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:59:26 BoogieIcfgContainer [2018-06-22 17:59:26,474 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:59:26,476 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:59:26,480 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:59:26,483 INFO ]: TraceAbstraction initialized [2018-06-22 17:59:26,483 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:59:25" (1/3) ... [2018-06-22 17:59:26,484 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:59:26, skipping insertion in model container [2018-06-22 17:59:26,484 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:25" (2/3) ... [2018-06-22 17:59:26,484 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:59:26, skipping insertion in model container [2018-06-22 17:59:26,485 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:59:26" (3/3) ... [2018-06-22 17:59:26,486 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:59:26,499 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:59:26,507 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:59:26,549 INFO ]: Using default assertion order modulation [2018-06-22 17:59:26,549 INFO ]: Interprodecural is true [2018-06-22 17:59:26,549 INFO ]: Hoare is false [2018-06-22 17:59:26,549 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:59:26,549 INFO ]: Backedges is TWOTRACK [2018-06-22 17:59:26,549 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:59:26,549 INFO ]: Difference is false [2018-06-22 17:59:26,549 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:59:26,549 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:59:26,563 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:59:26,573 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:59:26,574 INFO ]: Found error trace [2018-06-22 17:59:26,574 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:59:26,575 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:59:26,580 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:59:26,582 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:59:26,582 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:59:26,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:26,617 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:26,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:26,753 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:27,078 WARN ]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 7 [2018-06-22 17:59:27,081 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:59:27,083 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:59:27,083 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:59:27,084 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:59:27,094 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:59:27,095 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:59:27,097 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:59:27,252 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:59:27,252 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:59:27,253 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:59:27,255 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:59:27,255 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:59:27,267 INFO ]: With dead ends: 13 [2018-06-22 17:59:27,267 INFO ]: Without dead ends: 13 [2018-06-22 17:59:27,269 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 [2018-06-22 17:59:27,287 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:59:27,316 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:59:27,317 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:59:27,318 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:59:27,319 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:59:27,319 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:59:27,319 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:59:27,319 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:59:27,319 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:59:27,322 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:59:27,322 INFO ]: Found error trace [2018-06-22 17:59:27,323 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:59:27,323 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:59:27,323 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:59:27,323 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:59:27,323 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:59:27,324 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:27,324 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:27,324 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:27,476 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:30,668 WARN ]: Spent 2.67 s on a formula simplification. DAG size of input: 323 DAG size of output: 179 [2018-06-22 17:59:30,897 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:59:30,897 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:59:30,897 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 17:59:30,913 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:31,033 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:31,045 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:00:37,766 INFO ]: Timeout while computing interpolants [2018-06-22 18:00:37,967 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:00:37,967 WARN ]: Verification canceled [2018-06-22 18:00:37,970 WARN ]: Timeout [2018-06-22 18:00:37,971 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:00:37 BoogieIcfgContainer [2018-06-22 18:00:37,971 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:00:37,971 INFO ]: Toolchain (without parser) took 72176.71 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.8 MB in the beginning and 1.1 GB in the end (delta: -907.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:00:37,972 INFO ]: SmtParser took 0.52 ms. Allocated memory is still 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:00:37,972 INFO ]: ChcToBoogie took 121.52 ms. Allocated memory is still 308.3 MB. Free memory was 241.8 MB in the beginning and 238.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:37,973 INFO ]: Boogie Preprocessor took 53.55 ms. Allocated memory is still 308.3 MB. Free memory was 238.8 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:37,973 INFO ]: RCFGBuilder took 497.52 ms. Allocated memory is still 308.3 MB. Free memory was 236.7 MB in the beginning and 206.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:37,973 INFO ]: TraceAbstraction took 71495.12 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.6 MB in the beginning and 1.1 GB in the end (delta: -944.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:00:37,980 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.52 ms. Allocated memory is still 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 121.52 ms. Allocated memory is still 308.3 MB. Free memory was 241.8 MB in the beginning and 238.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.55 ms. Allocated memory is still 308.3 MB. Free memory was 238.8 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 497.52 ms. Allocated memory is still 308.3 MB. Free memory was 236.7 MB in the beginning and 206.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71495.12 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.6 MB in the beginning and 1.1 GB in the end (delta: -944.1 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 63 quantified variables from 80 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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, 184 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_a3_e2_2086_e2_2689.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-00-37-990.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e2_2086_e2_2689.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-00-37-990.csv Completed graceful shutdown