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_1_e1_1092_e1_1486.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:31:09,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:31:09,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:31:09,637 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:31:09,638 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:31:09,639 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:31:09,640 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:31:09,644 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:31:09,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:31:09,647 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:31:09,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:31:09,648 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:31:09,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:31:09,653 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:31:09,653 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:31:09,654 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:31:09,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:31:09,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:31:09,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:31:09,670 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:31:09,671 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:31:09,673 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:31:09,673 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:31:09,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:31:09,678 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:31:09,679 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:31:09,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:31:09,680 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:31:09,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:31:09,685 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:31:09,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:31:09,687 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:31:09,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:31:09,688 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:31:09,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:31:09,689 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 17:31:09,712 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:31:09,712 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:31:09,713 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:31:09,713 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:31:09,717 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:31:09,718 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:31:09,718 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:31:09,718 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:31:09,718 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:31:09,719 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:31:09,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:31:09,719 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:31:09,719 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:31:09,719 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:31:09,719 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:31:09,720 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:31:09,720 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:31:09,720 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:31:09,720 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:31:09,725 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:31:09,725 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:31:09,786 INFO ]: Repository-Root is: /tmp [2018-06-22 17:31:09,801 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:31:09,807 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:31:09,808 INFO ]: Initializing SmtParser... [2018-06-22 17:31:09,809 INFO ]: SmtParser initialized [2018-06-22 17:31:09,810 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e1_1486.smt2 [2018-06-22 17:31:09,811 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 17:31:09,926 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e1_1486.smt2 unknown [2018-06-22 17:31:10,509 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_1_e1_1092_e1_1486.smt2 [2018-06-22 17:31:10,514 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:31:10,520 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:31:10,520 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:31:10,520 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:31:10,520 INFO ]: ChcToBoogie initialized [2018-06-22 17:31:10,523 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,626 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10 Unit [2018-06-22 17:31:10,626 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:31:10,627 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:31:10,627 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:31:10,627 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:31:10,664 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,665 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,694 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,694 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,722 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,723 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,726 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (1/1) ... [2018-06-22 17:31:10,744 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:31:10,745 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:31:10,745 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:31:10,745 INFO ]: RCFGBuilder initialized [2018-06-22 17:31:10,746 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (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 17:31:10,775 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:31:10,775 INFO ]: Found specification of procedure False [2018-06-22 17:31:10,775 INFO ]: Found implementation of procedure False [2018-06-22 17:31:10,775 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:31:10,775 INFO ]: Found specification of procedure state [2018-06-22 17:31:10,775 INFO ]: Found implementation of procedure state [2018-06-22 17:31:10,775 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:31:10,776 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:31:10,776 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 17:31:11,263 INFO ]: Using library mode [2018-06-22 17:31:11,264 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:31:11 BoogieIcfgContainer [2018-06-22 17:31:11,264 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:31:11,266 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:31:11,266 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:31:11,272 INFO ]: TraceAbstraction initialized [2018-06-22 17:31:11,272 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:31:10" (1/3) ... [2018-06-22 17:31:11,273 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62fd771e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:31:11, skipping insertion in model container [2018-06-22 17:31:11,273 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:31:10" (2/3) ... [2018-06-22 17:31:11,273 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62fd771e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:31:11, skipping insertion in model container [2018-06-22 17:31:11,273 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:31:11" (3/3) ... [2018-06-22 17:31:11,276 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:31:11,286 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:31:11,297 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:31:11,351 INFO ]: Using default assertion order modulation [2018-06-22 17:31:11,352 INFO ]: Interprodecural is true [2018-06-22 17:31:11,352 INFO ]: Hoare is false [2018-06-22 17:31:11,352 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:31:11,352 INFO ]: Backedges is TWOTRACK [2018-06-22 17:31:11,352 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:31:11,352 INFO ]: Difference is false [2018-06-22 17:31:11,352 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:31:11,352 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:31:11,371 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:31:11,382 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:31:11,382 INFO ]: Found error trace [2018-06-22 17:31:11,383 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:31:11,383 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:31:11,390 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:31:11,392 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:31:11,392 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:31:11,469 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:31:11,469 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:31:11,469 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:31:11,592 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:31:11,821 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:31:11,825 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:31:11,825 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:31:11,828 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:31:11,844 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:31:11,845 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:31:11,847 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:31:12,019 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:31:12,019 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:31:12,021 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:31:12,022 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:31:12,022 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:31:12,036 INFO ]: With dead ends: 13 [2018-06-22 17:31:12,036 INFO ]: Without dead ends: 13 [2018-06-22 17:31:12,039 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 17:31:12,057 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:31:12,096 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:31:12,097 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:31:12,097 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:31:12,099 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:31:12,099 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:31:12,099 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:31:12,099 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:31:12,099 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:31:12,100 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:31:12,100 INFO ]: Found error trace [2018-06-22 17:31:12,100 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:31:12,101 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:31:12,101 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:31:12,101 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:31:12,101 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:31:12,102 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:31:12,102 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:31:12,102 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:31:12,268 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:31:14,805 WARN ]: Spent 1.91 s on a formula simplification. DAG size of input: 308 DAG size of output: 120 [2018-06-22 17:31:15,042 WARN ]: Spent 143.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2018-06-22 17:31:15,249 WARN ]: Spent 137.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 8 [2018-06-22 17:31:15,254 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:31:15,254 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:31:15,254 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 17:31:15,274 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:31:15,384 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:31:15,399 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:32:18,923 INFO ]: Timeout while computing interpolants [2018-06-22 17:32:19,124 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:32:19,124 WARN ]: Verification canceled [2018-06-22 17:32:19,129 WARN ]: Timeout [2018-06-22 17:32:19,129 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:32:19 BoogieIcfgContainer [2018-06-22 17:32:19,129 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:32:19,130 INFO ]: Toolchain (without parser) took 68615.68 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.1 MB in the beginning and 808.2 MB in the end (delta: -565.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:32:19,131 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:32:19,131 INFO ]: ChcToBoogie took 106.71 ms. Allocated memory is still 307.8 MB. Free memory was 243.1 MB in the beginning and 240.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:32:19,132 INFO ]: Boogie Preprocessor took 117.05 ms. Allocated memory is still 307.8 MB. Free memory was 240.1 MB in the beginning and 238.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:32:19,132 INFO ]: RCFGBuilder took 519.64 ms. Allocated memory is still 307.8 MB. Free memory was 238.1 MB in the beginning and 209.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 3.6 GB. [2018-06-22 17:32:19,147 INFO ]: TraceAbstraction took 67863.45 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.5 MB in the beginning and 808.2 MB in the end (delta: -598.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:32:19,150 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 106.71 ms. Allocated memory is still 307.8 MB. Free memory was 243.1 MB in the beginning and 240.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 117.05 ms. Allocated memory is still 307.8 MB. Free memory was 240.1 MB in the beginning and 238.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 519.64 ms. Allocated memory is still 307.8 MB. Free memory was 238.1 MB in the beginning and 209.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 3.6 GB. * TraceAbstraction took 67863.45 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.5 MB in the beginning and 808.2 MB in the end (delta: -598.6 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 43 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 67.7s 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_1_e1_1092_e1_1486.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-32-19-167.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_1_e1_1092_e1_1486.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-32-19-167.csv Completed graceful shutdown