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_8_e2_1711_e1_1489.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:53:11,324 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:53:11,325 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:53:11,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:53:11,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:53:11,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:53:11,341 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:53:11,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:53:11,346 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:53:11,346 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:53:11,347 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:53:11,347 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:53:11,350 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:53:11,351 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:53:11,351 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:53:11,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:53:11,356 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:53:11,358 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:53:11,359 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:53:11,360 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:53:11,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:53:11,364 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:53:11,364 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:53:11,364 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:53:11,365 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:53:11,366 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:53:11,366 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:53:11,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:53:11,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:53:11,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:53:11,369 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:53:11,370 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:53:11,370 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:53:11,371 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:53:11,371 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:53:11,372 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 17:53:11,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:53:11,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:53:11,385 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:53:11,385 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:53:11,386 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:53:11,386 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:53:11,387 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:53:11,387 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:53:11,387 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:53:11,387 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:53:11,387 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:53:11,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:53:11,388 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:53:11,388 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:53:11,388 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:53:11,388 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:53:11,389 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:53:11,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:53:11,389 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:53:11,390 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:53:11,391 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:53:11,436 INFO ]: Repository-Root is: /tmp [2018-06-22 17:53:11,449 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:53:11,452 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:53:11,453 INFO ]: Initializing SmtParser... [2018-06-22 17:53:11,453 INFO ]: SmtParser initialized [2018-06-22 17:53:11,454 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 [2018-06-22 17:53:11,455 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 17:53:11,546 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 unknown [2018-06-22 17:53:12,047 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e1_1489.smt2 [2018-06-22 17:53:12,061 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:53:12,067 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:53:12,067 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:53:12,067 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:53:12,067 INFO ]: ChcToBoogie initialized [2018-06-22 17:53:12,080 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,179 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12 Unit [2018-06-22 17:53:12,179 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:53:12,179 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:53:12,179 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:53:12,180 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:53:12,203 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,203 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,213 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,213 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,221 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,222 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,225 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (1/1) ... [2018-06-22 17:53:12,229 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:53:12,230 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:53:12,230 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:53:12,230 INFO ]: RCFGBuilder initialized [2018-06-22 17:53:12,230 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (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) [2018-06-22 17:53:12,240 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:53:12,240 INFO ]: Found specification of procedure False [2018-06-22 17:53:12,240 INFO ]: Found implementation of procedure False [2018-06-22 17:53:12,240 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:53:12,240 INFO ]: Found specification of procedure state [2018-06-22 17:53:12,240 INFO ]: Found implementation of procedure state [2018-06-22 17:53:12,240 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:53:12,240 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:53:12,240 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 [2018-06-22 17:53:12,633 INFO ]: Using library mode [2018-06-22 17:53:12,633 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:53:12 BoogieIcfgContainer [2018-06-22 17:53:12,633 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:53:12,636 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:53:12,636 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:53:12,643 INFO ]: TraceAbstraction initialized [2018-06-22 17:53:12,643 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:53:12" (1/3) ... [2018-06-22 17:53:12,644 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7400dbc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:53:12, skipping insertion in model container [2018-06-22 17:53:12,644 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:53:12" (2/3) ... [2018-06-22 17:53:12,644 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7400dbc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:53:12, skipping insertion in model container [2018-06-22 17:53:12,644 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:53:12" (3/3) ... [2018-06-22 17:53:12,647 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:53:12,657 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:53:12,667 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:53:12,718 INFO ]: Using default assertion order modulation [2018-06-22 17:53:12,718 INFO ]: Interprodecural is true [2018-06-22 17:53:12,718 INFO ]: Hoare is false [2018-06-22 17:53:12,718 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:53:12,719 INFO ]: Backedges is TWOTRACK [2018-06-22 17:53:12,719 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:53:12,719 INFO ]: Difference is false [2018-06-22 17:53:12,719 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:53:12,719 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:53:12,735 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:53:12,749 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:53:12,749 INFO ]: Found error trace [2018-06-22 17:53:12,749 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:53:12,750 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:53:12,756 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:53:12,758 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:53:12,759 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:53:12,811 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:53:12,811 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:53:12,811 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:53:12,923 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:53:13,155 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:53:13,157 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:53:13,157 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:53:13,158 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:53:13,170 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:53:13,170 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:53:13,173 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:53:13,331 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:53:13,331 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:53:13,331 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:53:13,333 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:53:13,333 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:53:13,343 INFO ]: With dead ends: 13 [2018-06-22 17:53:13,343 INFO ]: Without dead ends: 13 [2018-06-22 17:53:13,345 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 17:53:13,362 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:53:13,385 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:53:13,386 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:53:13,387 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:53:13,388 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:53:13,388 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:53:13,388 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:53:13,388 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:53:13,388 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:53:13,389 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:53:13,389 INFO ]: Found error trace [2018-06-22 17:53:13,390 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:53:13,390 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:53:13,390 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:53:13,390 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:53:13,390 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:53:13,392 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:53:13,392 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:53:13,392 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:53:13,565 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:53:14,799 WARN ]: Spent 985.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 62 [2018-06-22 17:53:14,867 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:53:14,868 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:53:14,868 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 17:53:14,875 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:53:14,997 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:53:15,007 INFO ]: Computing forward predicates... [2018-06-22 17:53:16,170 WARN ]: expecting exponential blowup for input size 22 Received shutdown request... [2018-06-22 17:54:12,913 INFO ]: Timeout while computing interpolants [2018-06-22 17:54:13,114 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:54:13,114 WARN ]: Verification canceled [2018-06-22 17:54:13,118 WARN ]: Timeout [2018-06-22 17:54:13,118 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:54:13 BoogieIcfgContainer [2018-06-22 17:54:13,118 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:54:13,119 INFO ]: Toolchain (without parser) took 61057.22 ms. Allocated memory was 307.8 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 242.4 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.7 GB. Max. memory is 3.6 GB. [2018-06-22 17:54:13,119 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 307.8 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:54:13,120 INFO ]: ChcToBoogie took 111.83 ms. Allocated memory is still 307.8 MB. Free memory was 242.4 MB in the beginning and 240.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:54:13,120 INFO ]: Boogie Preprocessor took 49.60 ms. Allocated memory is still 307.8 MB. Free memory was 240.4 MB in the beginning and 238.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:54:13,121 INFO ]: RCFGBuilder took 403.77 ms. Allocated memory is still 307.8 MB. Free memory was 238.4 MB in the beginning and 210.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 3.6 GB. [2018-06-22 17:54:13,121 INFO ]: TraceAbstraction took 60482.39 ms. Allocated memory was 307.8 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 210.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.7 GB. Max. memory is 3.6 GB. [2018-06-22 17:54:13,130 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 307.8 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 111.83 ms. Allocated memory is still 307.8 MB. Free memory was 242.4 MB in the beginning and 240.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 49.60 ms. Allocated memory is still 307.8 MB. Free memory was 240.4 MB in the beginning and 238.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 403.77 ms. Allocated memory is still 307.8 MB. Free memory was 238.4 MB in the beginning and 210.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 60482.39 ms. Allocated memory was 307.8 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 210.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.7 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 22 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 60.4s 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, 0.0s 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_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-54-13-140.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e1_1489.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-54-13-140.csv Completed graceful shutdown