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/DRAGON_all_e3_4821_e4_1791.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:17:36,003 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:17:36,005 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:17:36,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:17:36,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:17:36,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:17:36,022 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:17:36,024 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:17:36,026 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:17:36,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:17:36,028 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:17:36,028 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:17:36,029 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:17:36,030 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:17:36,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:17:36,033 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:17:36,035 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:17:36,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:17:36,046 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:17:36,047 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:17:36,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:17:36,053 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:17:36,054 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:17:36,054 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:17:36,054 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:17:36,055 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:17:36,056 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:17:36,056 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:17:36,060 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:17:36,061 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:17:36,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:17:36,062 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:17:36,062 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:17:36,064 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:17:36,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:17:36,065 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 17:17:36,083 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:17:36,083 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:17:36,084 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:17:36,084 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:17:36,085 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:17:36,085 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:17:36,086 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:17:36,086 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:17:36,086 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:17:36,086 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:17:36,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:17:36,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:17:36,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:17:36,090 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:17:36,091 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:17:36,092 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:17:36,146 INFO ]: Repository-Root is: /tmp [2018-06-22 17:17:36,162 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:17:36,165 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:17:36,166 INFO ]: Initializing SmtParser... [2018-06-22 17:17:36,167 INFO ]: SmtParser initialized [2018-06-22 17:17:36,167 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e4_1791.smt2 [2018-06-22 17:17:36,169 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 17:17:36,254 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e4_1791.smt2 unknown [2018-06-22 17:17:36,974 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e4_1791.smt2 [2018-06-22 17:17:36,978 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:17:36,984 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:17:36,985 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:17:36,985 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:17:36,985 INFO ]: ChcToBoogie initialized [2018-06-22 17:17:36,988 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:17:36" (1/1) ... [2018-06-22 17:17:37,046 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37 Unit [2018-06-22 17:17:37,046 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:17:37,047 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:17:37,047 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:17:37,047 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:17:37,069 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,069 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,092 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,092 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,112 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,113 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,117 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (1/1) ... [2018-06-22 17:17:37,123 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:17:37,124 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:17:37,124 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:17:37,124 INFO ]: RCFGBuilder initialized [2018-06-22 17:17:37,124 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (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 17:17:37,134 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:17:37,134 INFO ]: Found specification of procedure False [2018-06-22 17:17:37,134 INFO ]: Found implementation of procedure False [2018-06-22 17:17:37,134 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:17:37,134 INFO ]: Found specification of procedure state [2018-06-22 17:17:37,134 INFO ]: Found implementation of procedure state [2018-06-22 17:17:37,134 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:17:37,134 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:17:37,134 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 17:17:37,714 INFO ]: Using library mode [2018-06-22 17:17:37,715 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:17:37 BoogieIcfgContainer [2018-06-22 17:17:37,715 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:17:37,717 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:17:37,717 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:17:37,720 INFO ]: TraceAbstraction initialized [2018-06-22 17:17:37,720 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:17:36" (1/3) ... [2018-06-22 17:17:37,721 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eba06de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:17:37, skipping insertion in model container [2018-06-22 17:17:37,721 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:17:37" (2/3) ... [2018-06-22 17:17:37,721 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2eba06de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:17:37, skipping insertion in model container [2018-06-22 17:17:37,721 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:17:37" (3/3) ... [2018-06-22 17:17:37,723 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:17:37,732 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:17:37,742 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:17:37,790 INFO ]: Using default assertion order modulation [2018-06-22 17:17:37,790 INFO ]: Interprodecural is true [2018-06-22 17:17:37,790 INFO ]: Hoare is false [2018-06-22 17:17:37,790 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:17:37,790 INFO ]: Backedges is TWOTRACK [2018-06-22 17:17:37,790 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:17:37,790 INFO ]: Difference is false [2018-06-22 17:17:37,790 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:17:37,790 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:17:37,806 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:17:37,824 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:17:37,824 INFO ]: Found error trace [2018-06-22 17:17:37,825 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:17:37,825 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:17:37,831 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:17:37,833 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:17:37,833 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:17:37,882 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:17:37,882 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:17:37,882 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:17:38,043 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:17:38,441 WARN ]: Spent 171.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 8 [2018-06-22 17:17:38,444 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:17:38,446 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:17:38,446 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:17:38,447 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:17:38,459 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:17:38,459 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:17:38,461 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:17:38,607 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:17:38,607 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:17:38,608 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:17:38,609 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:17:38,610 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:17:38,618 INFO ]: With dead ends: 13 [2018-06-22 17:17:38,618 INFO ]: Without dead ends: 13 [2018-06-22 17:17:38,620 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 17:17:38,633 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:17:38,664 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:17:38,666 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:17:38,666 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:17:38,668 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:17:38,668 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:17:38,668 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:17:38,668 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:17:38,668 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:17:38,669 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:17:38,670 INFO ]: Found error trace [2018-06-22 17:17:38,670 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:17:38,670 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:17:38,670 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:17:38,670 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:17:38,670 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:17:38,671 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:17:38,671 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:17:38,671 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:17:38,943 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:17:48,619 WARN ]: Spent 8.87 s on a formula simplification. DAG size of input: 663 DAG size of output: 370 [2018-06-22 17:17:49,349 WARN ]: Spent 529.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-06-22 17:17:49,353 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:17:49,353 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:17:49,353 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 17:17:49,371 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:17:49,534 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:17:49,555 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:18:46,851 INFO ]: Timeout while computing interpolants [2018-06-22 17:18:47,052 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:18:47,052 WARN ]: Verification canceled [2018-06-22 17:18:47,057 WARN ]: Timeout [2018-06-22 17:18:47,057 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:18:47 BoogieIcfgContainer [2018-06-22 17:18:47,057 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:18:47,058 INFO ]: Toolchain (without parser) took 70079.17 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 231.8 MB in the beginning and 1.2 GB in the end (delta: -968.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:18:47,058 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:18:47,059 INFO ]: ChcToBoogie took 61.91 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 227.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:18:47,059 INFO ]: Boogie Preprocessor took 76.23 ms. Allocated memory is still 309.3 MB. Free memory was 227.8 MB in the beginning and 225.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:18:47,059 INFO ]: RCFGBuilder took 591.49 ms. Allocated memory was 309.3 MB in the beginning and 325.1 MB in the end (delta: 15.7 MB). Free memory was 225.8 MB in the beginning and 285.6 MB in the end (delta: -59.8 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:18:47,060 INFO ]: TraceAbstraction took 69339.71 ms. Allocated memory was 325.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.6 MB in the beginning and 1.2 GB in the end (delta: -914.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:18:47,070 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 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 61.91 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 227.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 76.23 ms. Allocated memory is still 309.3 MB. Free memory was 227.8 MB in the beginning and 225.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 591.49 ms. Allocated memory was 309.3 MB in the beginning and 325.1 MB in the end (delta: 15.7 MB). Free memory was 225.8 MB in the beginning and 285.6 MB in the end (delta: -59.8 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69339.71 ms. Allocated memory was 325.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.6 MB in the beginning and 1.2 GB in the end (delta: -914.6 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 71 quantified variables from 99 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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/DRAGON_all_e3_4821_e4_1791.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-18-47-082.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e3_4821_e4_1791.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-18-47-082.csv Completed graceful shutdown