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_e3_314_e2_2812.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:01:56,352 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:01:56,354 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:01:56,366 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:01:56,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:01:56,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:01:56,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:01:56,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:01:56,371 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:01:56,372 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:01:56,373 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:01:56,373 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:01:56,374 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:01:56,375 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:01:56,376 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:01:56,376 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:01:56,378 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:01:56,380 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:01:56,382 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:01:56,382 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:01:56,384 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:01:56,386 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:01:56,386 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:01:56,387 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:01:56,388 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:01:56,389 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:01:56,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:01:56,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:01:56,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:01:56,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:01:56,392 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:01:56,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:01:56,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:01:56,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:01:56,395 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:01:56,395 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 18:01:56,408 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:01:56,408 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:01:56,409 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:01:56,409 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:01:56,410 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:01:56,410 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:01:56,411 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:01:56,411 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:01:56,411 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:01:56,411 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:01:56,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:01:56,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:01:56,412 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:01:56,412 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:01:56,413 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:01:56,413 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:01:56,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:01:56,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:01:56,414 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:01:56,415 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:01:56,415 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:01:56,457 INFO ]: Repository-Root is: /tmp [2018-06-22 18:01:56,468 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:01:56,471 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:01:56,473 INFO ]: Initializing SmtParser... [2018-06-22 18:01:56,473 INFO ]: SmtParser initialized [2018-06-22 18:01:56,474 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e2_2812.smt2 [2018-06-22 18:01:56,475 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 18:01:56,565 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e2_2812.smt2 unknown [2018-06-22 18:01:57,106 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e3_314_e2_2812.smt2 [2018-06-22 18:01:57,110 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:01:57,129 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:01:57,130 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:01:57,130 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:01:57,130 INFO ]: ChcToBoogie initialized [2018-06-22 18:01:57,133 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,248 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57 Unit [2018-06-22 18:01:57,248 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:01:57,249 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:01:57,249 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:01:57,249 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:01:57,273 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,273 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,285 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,286 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,297 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,298 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,301 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (1/1) ... [2018-06-22 18:01:57,305 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:01:57,306 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:01:57,306 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:01:57,306 INFO ]: RCFGBuilder initialized [2018-06-22 18:01:57,307 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (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 18:01:57,321 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:01:57,321 INFO ]: Found specification of procedure False [2018-06-22 18:01:57,321 INFO ]: Found implementation of procedure False [2018-06-22 18:01:57,321 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:01:57,321 INFO ]: Found specification of procedure state [2018-06-22 18:01:57,321 INFO ]: Found implementation of procedure state [2018-06-22 18:01:57,321 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:01:57,321 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:01:57,321 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:01:57,781 INFO ]: Using library mode [2018-06-22 18:01:57,782 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:01:57 BoogieIcfgContainer [2018-06-22 18:01:57,782 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:01:57,783 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:01:57,784 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:01:57,790 INFO ]: TraceAbstraction initialized [2018-06-22 18:01:57,790 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:01:57" (1/3) ... [2018-06-22 18:01:57,791 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a81123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:01:57, skipping insertion in model container [2018-06-22 18:01:57,791 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:01:57" (2/3) ... [2018-06-22 18:01:57,792 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a81123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:01:57, skipping insertion in model container [2018-06-22 18:01:57,792 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:01:57" (3/3) ... [2018-06-22 18:01:57,794 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:01:57,804 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:01:57,815 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:01:57,858 INFO ]: Using default assertion order modulation [2018-06-22 18:01:57,859 INFO ]: Interprodecural is true [2018-06-22 18:01:57,859 INFO ]: Hoare is false [2018-06-22 18:01:57,859 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:01:57,859 INFO ]: Backedges is TWOTRACK [2018-06-22 18:01:57,859 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:01:57,859 INFO ]: Difference is false [2018-06-22 18:01:57,859 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:01:57,859 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:01:57,870 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:01:57,880 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:01:57,880 INFO ]: Found error trace [2018-06-22 18:01:57,881 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:01:57,881 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:01:57,886 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:01:57,888 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:01:57,889 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:01:57,929 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:57,929 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:01:57,929 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:58,055 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:01:58,465 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:01:58,467 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:01:58,467 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:01:58,469 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:01:58,479 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:01:58,479 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:01:58,482 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:01:58,623 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:01:58,623 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:01:58,624 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:01:58,625 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:01:58,626 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:01:58,638 INFO ]: With dead ends: 13 [2018-06-22 18:01:58,639 INFO ]: Without dead ends: 13 [2018-06-22 18:01:58,640 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:01:58,658 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:01:58,695 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:01:58,698 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:01:58,699 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:01:58,700 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:01:58,700 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:01:58,700 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:01:58,700 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:01:58,700 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:01:58,702 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:01:58,702 INFO ]: Found error trace [2018-06-22 18:01:58,703 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:01:58,703 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:01:58,703 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:01:58,703 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:01:58,703 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:01:58,704 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:58,704 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:01:58,704 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:01:58,865 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:02:01,489 WARN ]: Spent 2.19 s on a formula simplification. DAG size of input: 336 DAG size of output: 146 [2018-06-22 18:02:01,856 WARN ]: Spent 215.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2018-06-22 18:02:01,859 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:02:01,860 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:02:01,860 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 18:02:01,871 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:02:01,981 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:02:01,996 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:03:08,156 INFO ]: Timeout while computing interpolants [2018-06-22 18:03:08,357 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:03:08,357 WARN ]: Verification canceled [2018-06-22 18:03:08,361 WARN ]: Timeout [2018-06-22 18:03:08,361 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:03:08 BoogieIcfgContainer [2018-06-22 18:03:08,361 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:03:08,362 INFO ]: Toolchain (without parser) took 71251.24 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 236.6 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:03:08,363 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:03:08,363 INFO ]: ChcToBoogie took 118.31 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:03:08,363 INFO ]: Boogie Preprocessor took 56.94 ms. Allocated memory is still 303.0 MB. Free memory was 233.5 MB in the beginning and 231.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:03:08,373 INFO ]: RCFGBuilder took 475.82 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 200.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. [2018-06-22 18:03:08,373 INFO ]: TraceAbstraction took 70577.84 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:03:08,376 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 118.31 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.94 ms. Allocated memory is still 303.0 MB. Free memory was 233.5 MB in the beginning and 231.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 475.82 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 200.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70577.84 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). 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 58 quantified variables from 74 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.5s 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 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_e3_314_e2_2812.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-03-08-393.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e3_314_e2_2812.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-03-08-393.csv Completed graceful shutdown