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_2229.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:46:36,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:46:36,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:46:36,118 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:46:36,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:46:36,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:46:36,121 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:46:36,126 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:46:36,127 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:46:36,130 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:46:36,131 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:46:36,131 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:46:36,132 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:46:36,133 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:46:36,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:46:36,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:46:36,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:46:36,138 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:46:36,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:46:36,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:46:36,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:46:36,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:46:36,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:46:36,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:46:36,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:46:36,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:46:36,146 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:46:36,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:46:36,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:46:36,148 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:46:36,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:46:36,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:46:36,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:46:36,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:46:36,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:46:36,151 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 17:46:36,164 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:46:36,165 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:46:36,165 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:46:36,165 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:46:36,166 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:46:36,166 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:46:36,167 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:46:36,167 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:46:36,167 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:46:36,167 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:46:36,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:46:36,168 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:46:36,168 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:46:36,168 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:46:36,168 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:46:36,168 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:46:36,169 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:46:36,170 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:46:36,170 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:46:36,171 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:46:36,172 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:46:36,224 INFO ]: Repository-Root is: /tmp [2018-06-22 17:46:36,241 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:46:36,247 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:46:36,249 INFO ]: Initializing SmtParser... [2018-06-22 17:46:36,249 INFO ]: SmtParser initialized [2018-06-22 17:46:36,250 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2229.smt2 [2018-06-22 17:46:36,251 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 17:46:36,345 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2229.smt2 unknown [2018-06-22 17:46:36,855 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2229.smt2 [2018-06-22 17:46:36,860 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:46:36,873 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:46:36,874 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:46:36,874 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:46:36,874 INFO ]: ChcToBoogie initialized [2018-06-22 17:46:36,886 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:36,988 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36 Unit [2018-06-22 17:46:36,988 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:46:36,989 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:46:36,989 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:46:36,989 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:46:37,013 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,014 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,035 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,035 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,050 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,052 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,054 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (1/1) ... [2018-06-22 17:46:37,057 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:46:37,069 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:46:37,069 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:46:37,069 INFO ]: RCFGBuilder initialized [2018-06-22 17:46:37,071 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (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) [2018-06-22 17:46:37,082 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:46:37,083 INFO ]: Found specification of procedure False [2018-06-22 17:46:37,083 INFO ]: Found implementation of procedure False [2018-06-22 17:46:37,083 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:46:37,083 INFO ]: Found specification of procedure state [2018-06-22 17:46:37,083 INFO ]: Found implementation of procedure state [2018-06-22 17:46:37,083 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:46:37,083 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:46:37,083 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 17:46:37,548 INFO ]: Using library mode [2018-06-22 17:46:37,549 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:46:37 BoogieIcfgContainer [2018-06-22 17:46:37,549 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:46:37,551 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:46:37,551 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:46:37,555 INFO ]: TraceAbstraction initialized [2018-06-22 17:46:37,555 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:46:36" (1/3) ... [2018-06-22 17:46:37,556 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 05:46:37, skipping insertion in model container [2018-06-22 17:46:37,556 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:46:36" (2/3) ... [2018-06-22 17:46:37,556 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 05:46:37, skipping insertion in model container [2018-06-22 17:46:37,556 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:46:37" (3/3) ... [2018-06-22 17:46:37,558 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:46:37,567 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:46:37,579 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:46:37,630 INFO ]: Using default assertion order modulation [2018-06-22 17:46:37,630 INFO ]: Interprodecural is true [2018-06-22 17:46:37,630 INFO ]: Hoare is false [2018-06-22 17:46:37,630 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:46:37,630 INFO ]: Backedges is TWOTRACK [2018-06-22 17:46:37,630 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:46:37,630 INFO ]: Difference is false [2018-06-22 17:46:37,630 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:46:37,631 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:46:37,649 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:46:37,664 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:46:37,664 INFO ]: Found error trace [2018-06-22 17:46:37,665 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:46:37,665 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:46:37,671 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:46:37,673 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:46:37,674 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:46:37,723 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:46:37,723 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:46:37,723 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:46:37,828 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:46:38,070 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:46:38,072 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:46:38,073 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:46:38,075 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:46:38,089 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:46:38,089 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:46:38,091 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:46:38,247 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:46:38,247 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:46:38,248 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:46:38,249 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:46:38,249 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:46:38,263 INFO ]: With dead ends: 13 [2018-06-22 17:46:38,264 INFO ]: Without dead ends: 13 [2018-06-22 17:46:38,265 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 17:46:38,282 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:46:38,313 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:46:38,315 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:46:38,315 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:46:38,317 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:46:38,317 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:46:38,317 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:46:38,317 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:46:38,317 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:46:38,319 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:46:38,319 INFO ]: Found error trace [2018-06-22 17:46:38,319 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:46:38,319 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:46:38,319 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:46:38,319 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:46:38,319 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:46:38,320 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:46:38,320 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:46:38,320 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:46:38,446 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:46:39,646 WARN ]: Spent 951.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 45 [2018-06-22 17:46:39,859 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:46:39,859 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:46:39,859 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 17:46:39,871 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:46:39,981 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:46:39,991 INFO ]: Computing forward predicates... [2018-06-22 17:47:07,461 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:47:07,475 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:47:32,130 INFO ]: Timeout while computing interpolants [2018-06-22 17:47:32,331 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:47:32,331 WARN ]: Verification canceled [2018-06-22 17:47:32,335 WARN ]: Timeout [2018-06-22 17:47:32,336 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:47:32 BoogieIcfgContainer [2018-06-22 17:47:32,336 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:47:32,337 INFO ]: Toolchain (without parser) took 55476.61 ms. Allocated memory was 307.2 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 240.7 MB in the beginning and 1.1 GB in the end (delta: -859.2 MB). Peak memory consumption was 2.7 GB. Max. memory is 3.6 GB. [2018-06-22 17:47:32,338 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:47:32,338 INFO ]: ChcToBoogie took 114.83 ms. Allocated memory is still 307.2 MB. Free memory was 240.7 MB in the beginning and 237.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:47:32,339 INFO ]: Boogie Preprocessor took 68.75 ms. Allocated memory is still 307.2 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:47:32,339 INFO ]: RCFGBuilder took 480.08 ms. Allocated memory is still 307.2 MB. Free memory was 235.7 MB in the beginning and 207.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:47:32,340 INFO ]: TraceAbstraction took 54785.13 ms. Allocated memory was 307.2 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 207.7 MB in the beginning and 1.1 GB in the end (delta: -892.2 MB). Peak memory consumption was 2.7 GB. Max. memory is 3.6 GB. [2018-06-22 17:47:32,343 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 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 114.83 ms. Allocated memory is still 307.2 MB. Free memory was 240.7 MB in the beginning and 237.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 68.75 ms. Allocated memory is still 307.2 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 480.08 ms. Allocated memory is still 307.2 MB. Free memory was 235.7 MB in the beginning and 207.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 54785.13 ms. Allocated memory was 307.2 MB in the beginning and 2.4 GB in the end (delta: 2.1 GB). Free memory was 207.7 MB in the beginning and 1.1 GB in the end (delta: -892.2 MB). Peak memory consumption was 2.7 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 54.7s 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_5_e2_2229.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-47-32-357.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2229.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-47-32-357.csv Completed graceful shutdown