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_5_e2_2884_e2_1492.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:47:35,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:47:35,478 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:47:35,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:47:35,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:47:35,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:47:35,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:47:35,498 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:47:35,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:47:35,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:47:35,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:47:35,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:47:35,503 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:47:35,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:47:35,508 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:47:35,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:47:35,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:47:35,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:47:35,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:47:35,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:47:35,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:47:35,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:47:35,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:47:35,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:47:35,534 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:47:35,535 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:47:35,536 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:47:35,538 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:47:35,539 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:47:35,539 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:47:35,540 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:47:35,540 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:47:35,541 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:47:35,541 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:47:35,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:47:35,548 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 17:47:35,569 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:47:35,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:47:35,570 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:47:35,570 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:47:35,571 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:47:35,571 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:47:35,572 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:47:35,572 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:47:35,572 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:47:35,572 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:47:35,573 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:47:35,575 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:47:35,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:47:35,577 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:47:35,578 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:47:35,578 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:47:35,613 INFO ]: Repository-Root is: /tmp [2018-06-22 17:47:35,629 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:47:35,632 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:47:35,634 INFO ]: Initializing SmtParser... [2018-06-22 17:47:35,634 INFO ]: SmtParser initialized [2018-06-22 17:47:35,634 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e2_1492.smt2 [2018-06-22 17:47:35,635 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 17:47:35,728 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e2_1492.smt2 unknown [2018-06-22 17:47:36,259 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e2_1492.smt2 [2018-06-22 17:47:36,264 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:47:36,270 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:47:36,270 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:47:36,270 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:47:36,271 INFO ]: ChcToBoogie initialized [2018-06-22 17:47:36,273 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,329 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36 Unit [2018-06-22 17:47:36,329 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:47:36,330 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:47:36,330 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:47:36,330 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:47:36,352 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,352 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,374 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,374 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,391 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,392 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,395 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (1/1) ... [2018-06-22 17:47:36,399 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:47:36,400 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:47:36,400 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:47:36,400 INFO ]: RCFGBuilder initialized [2018-06-22 17:47:36,401 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (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 17:47:36,419 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:47:36,419 INFO ]: Found specification of procedure False [2018-06-22 17:47:36,419 INFO ]: Found implementation of procedure False [2018-06-22 17:47:36,419 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:47:36,419 INFO ]: Found specification of procedure state [2018-06-22 17:47:36,419 INFO ]: Found implementation of procedure state [2018-06-22 17:47:36,419 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:47:36,419 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:47:36,419 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:47:36,745 INFO ]: Using library mode [2018-06-22 17:47:36,745 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:47:36 BoogieIcfgContainer [2018-06-22 17:47:36,745 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:47:36,747 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:47:36,747 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:47:36,752 INFO ]: TraceAbstraction initialized [2018-06-22 17:47:36,753 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:47:36" (1/3) ... [2018-06-22 17:47:36,753 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f2911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:47:36, skipping insertion in model container [2018-06-22 17:47:36,754 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:36" (2/3) ... [2018-06-22 17:47:36,754 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f2911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:47:36, skipping insertion in model container [2018-06-22 17:47:36,754 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:47:36" (3/3) ... [2018-06-22 17:47:36,756 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:47:36,766 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:47:36,774 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:47:36,824 INFO ]: Using default assertion order modulation [2018-06-22 17:47:36,824 INFO ]: Interprodecural is true [2018-06-22 17:47:36,824 INFO ]: Hoare is false [2018-06-22 17:47:36,824 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:47:36,824 INFO ]: Backedges is TWOTRACK [2018-06-22 17:47:36,824 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:47:36,824 INFO ]: Difference is false [2018-06-22 17:47:36,824 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:47:36,824 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:47:36,837 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:47:36,849 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:47:36,849 INFO ]: Found error trace [2018-06-22 17:47:36,850 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:47:36,850 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:47:36,856 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:47:36,858 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:47:36,858 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:47:36,890 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:36,890 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:36,890 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:36,997 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:37,232 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:47:37,233 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:47:37,234 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:47:37,235 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:47:37,245 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:47:37,245 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:47:37,247 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:47:37,421 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:47:37,421 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:47:37,422 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:47:37,423 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:47:37,423 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:47:37,435 INFO ]: With dead ends: 13 [2018-06-22 17:47:37,435 INFO ]: Without dead ends: 13 [2018-06-22 17:47:37,437 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 17:47:37,452 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:47:37,483 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:47:37,484 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:47:37,485 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:47:37,486 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:47:37,486 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:47:37,486 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:47:37,486 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:47:37,486 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:47:37,488 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:47:37,488 INFO ]: Found error trace [2018-06-22 17:47:37,488 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:47:37,488 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:47:37,489 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:47:37,489 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:47:37,489 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:47:37,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:37,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:37,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:37,603 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:38,762 WARN ]: Spent 894.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 41 [2018-06-22 17:47:38,820 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:47:38,820 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:47:38,820 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 17:47:38,828 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:38,957 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:38,969 INFO ]: Computing forward predicates... [2018-06-22 17:48:06,695 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:48:06,707 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:48:31,417 INFO ]: Timeout while computing interpolants [2018-06-22 17:48:31,618 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:48:31,619 WARN ]: Verification canceled [2018-06-22 17:48:31,622 WARN ]: Timeout [2018-06-22 17:48:31,622 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:48:31 BoogieIcfgContainer [2018-06-22 17:48:31,622 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:48:31,623 INFO ]: Toolchain (without parser) took 55358.53 ms. Allocated memory was 308.8 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 244.4 MB in the beginning and 872.3 MB in the end (delta: -628.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-22 17:48:31,623 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:48:31,624 INFO ]: ChcToBoogie took 59.13 ms. Allocated memory is still 308.8 MB. Free memory was 244.4 MB in the beginning and 241.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:48:31,624 INFO ]: Boogie Preprocessor took 69.34 ms. Allocated memory is still 308.8 MB. Free memory was 241.4 MB in the beginning and 239.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:48:31,625 INFO ]: RCFGBuilder took 345.56 ms. Allocated memory is still 308.8 MB. Free memory was 239.4 MB in the beginning and 211.4 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:48:31,632 INFO ]: TraceAbstraction took 54875.29 ms. Allocated memory was 308.8 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 211.4 MB in the beginning and 872.3 MB in the end (delta: -661.0 MB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-22 17:48:31,635 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 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 59.13 ms. Allocated memory is still 308.8 MB. Free memory was 244.4 MB in the beginning and 241.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 69.34 ms. Allocated memory is still 308.8 MB. Free memory was 241.4 MB in the beginning and 239.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 345.56 ms. Allocated memory is still 308.8 MB. Free memory was 239.4 MB in the beginning and 211.4 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 54875.29 ms. Allocated memory was 308.8 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 211.4 MB in the beginning and 872.3 MB in the end (delta: -661.0 MB). Peak memory consumption was 2.6 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 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 54.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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_5_e2_2884_e2_1492.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-48-31-645.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e2_1492.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-48-31-645.csv Completed graceful shutdown