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_rt.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:32:37,358 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:32:37,360 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:32:37,373 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:32:37,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:32:37,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:32:37,376 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:32:37,378 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:32:37,379 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:32:37,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:32:37,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:32:37,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:32:37,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:32:37,388 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:32:37,389 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:32:37,390 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:32:37,391 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:32:37,405 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:32:37,407 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:32:37,408 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:32:37,409 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:32:37,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:32:37,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:32:37,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:32:37,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:32:37,416 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:32:37,417 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:32:37,418 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:32:37,419 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:32:37,419 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:32:37,424 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:32:37,425 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:32:37,425 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:32:37,426 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:32:37,427 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:32:37,427 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 18:32:37,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:32:37,453 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:32:37,454 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:32:37,454 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:32:37,455 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:32:37,455 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:32:37,455 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:32:37,455 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:32:37,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:32:37,456 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:32:37,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:32:37,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:32:37,456 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:32:37,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:32:37,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:32:37,457 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:32:37,458 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:32:37,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:32:37,459 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:32:37,461 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:32:37,461 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:32:37,498 INFO ]: Repository-Root is: /tmp [2018-06-22 18:32:37,514 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:32:37,520 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:32:37,521 INFO ]: Initializing SmtParser... [2018-06-22 18:32:37,522 INFO ]: SmtParser initialized [2018-06-22 18:32:37,522 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_rt.smt2 [2018-06-22 18:32:37,524 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 18:32:37,617 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_rt.smt2 unknown [2018-06-22 18:32:38,157 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_rt.smt2 [2018-06-22 18:32:38,166 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:32:38,178 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:32:38,179 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:32:38,179 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:32:38,179 INFO ]: ChcToBoogie initialized [2018-06-22 18:32:38,191 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,283 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38 Unit [2018-06-22 18:32:38,284 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:32:38,284 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:32:38,284 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:32:38,284 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:32:38,324 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,324 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,349 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,350 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,360 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,361 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,373 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (1/1) ... [2018-06-22 18:32:38,377 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:32:38,378 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:32:38,378 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:32:38,378 INFO ]: RCFGBuilder initialized [2018-06-22 18:32:38,380 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (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 18:32:38,390 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:32:38,390 INFO ]: Found specification of procedure False [2018-06-22 18:32:38,390 INFO ]: Found implementation of procedure False [2018-06-22 18:32:38,390 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:32:38,390 INFO ]: Found specification of procedure state [2018-06-22 18:32:38,390 INFO ]: Found implementation of procedure state [2018-06-22 18:32:38,390 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:32:38,390 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:32:38,390 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:32:38,819 INFO ]: Using library mode [2018-06-22 18:32:38,819 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:32:38 BoogieIcfgContainer [2018-06-22 18:32:38,819 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:32:38,821 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:32:38,821 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:32:38,827 INFO ]: TraceAbstraction initialized [2018-06-22 18:32:38,827 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:32:38" (1/3) ... [2018-06-22 18:32:38,828 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2d3877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:32:38, skipping insertion in model container [2018-06-22 18:32:38,828 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:32:38" (2/3) ... [2018-06-22 18:32:38,828 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2d3877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:32:38, skipping insertion in model container [2018-06-22 18:32:38,828 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:32:38" (3/3) ... [2018-06-22 18:32:38,830 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:32:38,841 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:32:38,849 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:32:38,896 INFO ]: Using default assertion order modulation [2018-06-22 18:32:38,897 INFO ]: Interprodecural is true [2018-06-22 18:32:38,897 INFO ]: Hoare is false [2018-06-22 18:32:38,897 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:32:38,897 INFO ]: Backedges is TWOTRACK [2018-06-22 18:32:38,897 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:32:38,897 INFO ]: Difference is false [2018-06-22 18:32:38,897 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:32:38,897 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:32:38,911 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:32:38,921 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:32:38,921 INFO ]: Found error trace [2018-06-22 18:32:38,922 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:32:38,922 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:32:38,925 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:32:38,926 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:32:38,927 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:32:38,958 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:32:38,958 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:32:38,958 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:32:39,065 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:32:39,459 WARN ]: Spent 181.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 6 [2018-06-22 18:32:39,462 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:32:39,464 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:32:39,464 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:32:39,465 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:32:39,493 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:32:39,493 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:32:39,496 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:32:39,586 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:32:39,586 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:32:39,587 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:32:39,587 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:32:39,588 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:32:39,597 INFO ]: With dead ends: 13 [2018-06-22 18:32:39,597 INFO ]: Without dead ends: 13 [2018-06-22 18:32:39,599 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 18:32:39,616 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:32:39,652 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:32:39,653 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:32:39,654 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:32:39,656 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:32:39,656 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:32:39,656 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:32:39,656 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:32:39,656 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:32:39,657 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:32:39,657 INFO ]: Found error trace [2018-06-22 18:32:39,657 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:32:39,657 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:32:39,657 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:32:39,658 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:32:39,658 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:32:39,659 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:32:39,659 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:32:39,659 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:32:39,804 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:32:41,228 WARN ]: Spent 1.09 s on a formula simplification. DAG size of input: 199 DAG size of output: 80 [2018-06-22 18:32:41,378 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:32:41,378 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:32:41,378 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 18:32:41,385 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:32:41,535 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:32:41,551 INFO ]: Computing forward predicates... [2018-06-22 18:32:46,195 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:32:46,204 WARN ]: expecting exponential blowup for input size 40 Received shutdown request... [2018-06-22 18:33:28,709 INFO ]: Timeout while computing interpolants [2018-06-22 18:33:28,909 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:33:28,910 WARN ]: Verification canceled [2018-06-22 18:33:28,915 WARN ]: Timeout [2018-06-22 18:33:28,915 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:33:28 BoogieIcfgContainer [2018-06-22 18:33:28,915 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:33:28,916 INFO ]: Toolchain (without parser) took 50749.00 ms. Allocated memory was 308.8 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 243.2 MB in the beginning and 1.1 GB in the end (delta: -885.3 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 18:33:28,921 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:33:28,922 INFO ]: ChcToBoogie took 105.05 ms. Allocated memory is still 308.8 MB. Free memory was 243.2 MB in the beginning and 239.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:33:28,922 INFO ]: Boogie Preprocessor took 92.95 ms. Allocated memory is still 308.8 MB. Free memory was 239.3 MB in the beginning and 237.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:33:28,923 INFO ]: RCFGBuilder took 441.64 ms. Allocated memory is still 308.8 MB. Free memory was 237.3 MB in the beginning and 207.3 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:33:28,931 INFO ]: TraceAbstraction took 50093.93 ms. Allocated memory was 308.8 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 207.3 MB in the beginning and 1.1 GB in the end (delta: -921.3 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 18:33:28,933 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 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 105.05 ms. Allocated memory is still 308.8 MB. Free memory was 243.2 MB in the beginning and 239.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 92.95 ms. Allocated memory is still 308.8 MB. Free memory was 239.3 MB in the beginning and 237.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 441.64 ms. Allocated memory is still 308.8 MB. Free memory was 237.3 MB in the beginning and 207.3 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 50093.93 ms. Allocated memory was 308.8 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 207.3 MB in the beginning and 1.1 GB in the end (delta: -921.3 MB). Peak memory consumption was 3.5 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 40 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 50.0s 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, 0.0s 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 152 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_rt.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-33-28-952.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_rt.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-33-28-952.csv Completed graceful shutdown