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_luke_1b_e3_671_e1_725.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:22:25,260 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:22:25,262 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:22:25,273 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:22:25,274 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:22:25,274 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:22:25,275 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:22:25,279 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:22:25,281 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:22:25,281 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:22:25,283 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:22:25,283 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:22:25,284 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:22:25,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:22:25,287 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:22:25,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:22:25,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:22:25,299 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:22:25,300 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:22:25,301 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:22:25,302 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:22:25,307 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:22:25,307 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:22:25,308 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:22:25,308 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:22:25,309 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:22:25,310 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:22:25,310 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:22:25,315 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:22:25,315 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:22:25,316 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:22:25,317 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:22:25,317 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:22:25,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:22:25,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:22:25,321 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 18:22:25,336 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:22:25,337 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:22:25,337 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:22:25,337 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:22:25,338 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:22:25,338 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:22:25,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:22:25,339 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:22:25,339 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:22:25,339 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:22:25,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:22:25,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:22:25,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:22:25,341 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:22:25,343 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:22:25,344 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:22:25,392 INFO ]: Repository-Root is: /tmp [2018-06-22 18:22:25,406 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:22:25,410 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:22:25,411 INFO ]: Initializing SmtParser... [2018-06-22 18:22:25,411 INFO ]: SmtParser initialized [2018-06-22 18:22:25,412 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 [2018-06-22 18:22:25,414 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 18:22:25,487 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 unknown [2018-06-22 18:22:26,068 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 [2018-06-22 18:22:26,072 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:22:26,086 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:22:26,086 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:22:26,086 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:22:26,086 INFO ]: ChcToBoogie initialized [2018-06-22 18:22:26,097 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,183 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26 Unit [2018-06-22 18:22:26,184 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:22:26,184 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:22:26,184 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:22:26,184 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:22:26,208 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,208 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,233 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,233 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,251 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,252 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,256 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (1/1) ... [2018-06-22 18:22:26,269 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:22:26,270 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:22:26,270 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:22:26,270 INFO ]: RCFGBuilder initialized [2018-06-22 18:22:26,271 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (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 18:22:26,296 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:22:26,297 INFO ]: Found specification of procedure False [2018-06-22 18:22:26,297 INFO ]: Found implementation of procedure False [2018-06-22 18:22:26,297 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:22:26,297 INFO ]: Found specification of procedure state [2018-06-22 18:22:26,297 INFO ]: Found implementation of procedure state [2018-06-22 18:22:26,297 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:22:26,297 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:22:26,297 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 18:22:26,737 INFO ]: Using library mode [2018-06-22 18:22:26,738 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:22:26 BoogieIcfgContainer [2018-06-22 18:22:26,738 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:22:26,739 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:22:26,740 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:22:26,743 INFO ]: TraceAbstraction initialized [2018-06-22 18:22:26,743 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:22:26" (1/3) ... [2018-06-22 18:22:26,744 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e10905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:22:26, skipping insertion in model container [2018-06-22 18:22:26,744 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:22:26" (2/3) ... [2018-06-22 18:22:26,744 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e10905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:22:26, skipping insertion in model container [2018-06-22 18:22:26,744 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:22:26" (3/3) ... [2018-06-22 18:22:26,746 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:22:26,756 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:22:26,768 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:22:26,818 INFO ]: Using default assertion order modulation [2018-06-22 18:22:26,819 INFO ]: Interprodecural is true [2018-06-22 18:22:26,819 INFO ]: Hoare is false [2018-06-22 18:22:26,819 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:22:26,819 INFO ]: Backedges is TWOTRACK [2018-06-22 18:22:26,819 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:22:26,819 INFO ]: Difference is false [2018-06-22 18:22:26,819 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:22:26,819 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:22:26,837 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:22:26,848 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:22:26,849 INFO ]: Found error trace [2018-06-22 18:22:26,850 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:22:26,851 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:22:26,857 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:22:26,859 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:22:26,859 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:22:26,900 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:22:26,900 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:22:26,900 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:22:27,004 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:22:27,216 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:22:27,219 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:22:27,219 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:22:27,221 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:22:27,236 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:22:27,237 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:22:27,240 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:22:27,391 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:22:27,391 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:22:27,392 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:22:27,393 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:22:27,393 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:22:27,403 INFO ]: With dead ends: 13 [2018-06-22 18:22:27,404 INFO ]: Without dead ends: 13 [2018-06-22 18:22:27,405 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 18:22:27,423 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:22:27,443 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:22:27,444 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:22:27,445 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:22:27,446 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:22:27,446 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:22:27,446 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:22:27,446 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:22:27,446 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:22:27,447 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:22:27,447 INFO ]: Found error trace [2018-06-22 18:22:27,447 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:22:27,448 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:22:27,448 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:22:27,448 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:22:27,448 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:22:27,449 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:22:27,449 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:22:27,449 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:22:27,696 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:22:30,334 WARN ]: Spent 2.10 s on a formula simplification. DAG size of input: 366 DAG size of output: 98 [2018-06-22 18:22:30,514 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:22:30,514 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:22:30,514 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 18:22:30,522 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:22:30,621 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:22:30,631 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:23:38,345 INFO ]: Timeout while computing interpolants [2018-06-22 18:23:38,546 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:23:38,546 WARN ]: Verification canceled [2018-06-22 18:23:38,552 WARN ]: Timeout [2018-06-22 18:23:38,552 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:23:38 BoogieIcfgContainer [2018-06-22 18:23:38,552 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:23:38,553 INFO ]: Toolchain (without parser) took 72479.95 ms. Allocated memory was 301.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 234.8 MB in the beginning and 369.1 MB in the end (delta: -134.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:23:38,554 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 301.5 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:23:38,554 INFO ]: ChcToBoogie took 98.01 ms. Allocated memory is still 301.5 MB. Free memory was 234.8 MB in the beginning and 231.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:23:38,555 INFO ]: Boogie Preprocessor took 84.74 ms. Allocated memory is still 301.5 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:23:38,555 INFO ]: RCFGBuilder took 468.08 ms. Allocated memory is still 301.5 MB. Free memory was 229.8 MB in the beginning and 201.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 3.6 GB. [2018-06-22 18:23:38,556 INFO ]: TraceAbstraction took 71812.66 ms. Allocated memory was 301.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.2 MB in the beginning and 369.1 MB in the end (delta: -167.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:23:38,559 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 301.5 MB. Free memory is still 266.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 98.01 ms. Allocated memory is still 301.5 MB. Free memory was 234.8 MB in the beginning and 231.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 84.74 ms. Allocated memory is still 301.5 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 468.08 ms. Allocated memory is still 301.5 MB. Free memory was 229.8 MB in the beginning and 201.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71812.66 ms. Allocated memory was 301.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.2 MB in the beginning and 369.1 MB in the end (delta: -167.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 30 quantified variables from 47 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.7s 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, 0.1s 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_luke_1b_e3_671_e1_725.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-23-38-581.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e3_671_e1_725.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-23-38-581.csv Completed graceful shutdown