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_e5_1536.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:18:11,681 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:18:11,683 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:18:11,699 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:18:11,699 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:18:11,700 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:18:11,701 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:18:11,703 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:18:11,705 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:18:11,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:18:11,707 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:18:11,707 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:18:11,708 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:18:11,709 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:18:11,712 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:18:11,713 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:18:11,714 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:18:11,725 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:18:11,726 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:18:11,727 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:18:11,728 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:18:11,733 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:18:11,734 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:18:11,734 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:18:11,735 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:18:11,735 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:18:11,736 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:18:11,737 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:18:11,739 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:18:11,739 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:18:11,739 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:18:11,740 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:18:11,740 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:18:11,746 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:18:11,747 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:18:11,747 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 17:18:11,767 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:18:11,767 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:18:11,768 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:18:11,768 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:18:11,769 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:18:11,769 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:18:11,769 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:18:11,770 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:18:11,770 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:18:11,770 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:18:11,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:18:11,770 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:18:11,770 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:18:11,771 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:18:11,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:18:11,773 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:18:11,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:18:11,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:18:11,774 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:18:11,775 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:18:11,776 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:18:11,830 INFO ]: Repository-Root is: /tmp [2018-06-22 17:18:11,849 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:18:11,854 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:18:11,855 INFO ]: Initializing SmtParser... [2018-06-22 17:18:11,855 INFO ]: SmtParser initialized [2018-06-22 17:18:11,856 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e5_1536.smt2 [2018-06-22 17:18:11,858 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 17:18:11,952 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e5_1536.smt2 unknown [2018-06-22 17:18:12,707 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e5_1536.smt2 [2018-06-22 17:18:12,712 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:18:12,717 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:18:12,718 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:18:12,718 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:18:12,718 INFO ]: ChcToBoogie initialized [2018-06-22 17:18:12,721 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,798 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12 Unit [2018-06-22 17:18:12,799 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:18:12,799 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:18:12,799 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:18:12,799 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:18:12,823 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,824 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,839 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,839 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,851 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,852 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,857 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... [2018-06-22 17:18:12,864 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:18:12,864 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:18:12,864 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:18:12,864 INFO ]: RCFGBuilder initialized [2018-06-22 17:18:12,865 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:18:12,899 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:18:12,899 INFO ]: Found specification of procedure False [2018-06-22 17:18:12,899 INFO ]: Found implementation of procedure False [2018-06-22 17:18:12,899 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:18:12,899 INFO ]: Found specification of procedure state [2018-06-22 17:18:12,899 INFO ]: Found implementation of procedure state [2018-06-22 17:18:12,899 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:18:12,899 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:18:12,899 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:18:13,463 INFO ]: Using library mode [2018-06-22 17:18:13,464 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:18:13 BoogieIcfgContainer [2018-06-22 17:18:13,464 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:18:13,466 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:18:13,466 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:18:13,470 INFO ]: TraceAbstraction initialized [2018-06-22 17:18:13,470 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:18:12" (1/3) ... [2018-06-22 17:18:13,471 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 05:18:13, skipping insertion in model container [2018-06-22 17:18:13,471 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:18:12" (2/3) ... [2018-06-22 17:18:13,471 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 05:18:13, skipping insertion in model container [2018-06-22 17:18:13,471 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:18:13" (3/3) ... [2018-06-22 17:18:13,475 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:18:13,485 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:18:13,495 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:18:13,545 INFO ]: Using default assertion order modulation [2018-06-22 17:18:13,545 INFO ]: Interprodecural is true [2018-06-22 17:18:13,545 INFO ]: Hoare is false [2018-06-22 17:18:13,545 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:18:13,545 INFO ]: Backedges is TWOTRACK [2018-06-22 17:18:13,545 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:18:13,545 INFO ]: Difference is false [2018-06-22 17:18:13,545 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:18:13,545 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:18:13,558 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:18:13,575 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:18:13,575 INFO ]: Found error trace [2018-06-22 17:18:13,576 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:18:13,577 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:18:13,583 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:18:13,585 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:18:13,585 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:18:13,618 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:18:13,618 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:18:13,618 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:18:13,754 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:18:14,222 WARN ]: Spent 161.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 8 [2018-06-22 17:18:14,224 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:18:14,226 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:18:14,226 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:18:14,227 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:18:14,238 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:18:14,238 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:18:14,240 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:18:14,396 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:18:14,396 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:18:14,397 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:18:14,398 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:18:14,399 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:18:14,412 INFO ]: With dead ends: 13 [2018-06-22 17:18:14,412 INFO ]: Without dead ends: 13 [2018-06-22 17:18:14,414 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 17:18:14,433 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:18:14,461 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:18:14,462 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:18:14,463 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:18:14,463 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:18:14,464 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:18:14,464 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:18:14,464 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:18:14,464 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:18:14,465 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:18:14,465 INFO ]: Found error trace [2018-06-22 17:18:14,465 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:18:14,465 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:18:14,465 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:18:14,465 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:18:14,465 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:18:14,466 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:18:14,466 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:18:14,466 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:18:14,744 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:18:19,564 WARN ]: Spent 4.19 s on a formula simplification. DAG size of input: 486 DAG size of output: 294 [2018-06-22 17:18:19,988 WARN ]: Spent 245.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2018-06-22 17:18:19,992 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:18:19,992 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:18:19,992 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 17:18:20,010 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:18:20,182 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:18:20,207 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:19:23,021 INFO ]: Timeout while computing interpolants [2018-06-22 17:19:23,222 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:19:23,222 WARN ]: Verification canceled [2018-06-22 17:19:23,227 WARN ]: Timeout [2018-06-22 17:19:23,227 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:19:23 BoogieIcfgContainer [2018-06-22 17:19:23,227 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:19:23,228 INFO ]: Toolchain (without parser) took 70515.72 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.1 MB in the beginning and 191.9 MB in the end (delta: 34.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:19:23,229 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 268.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:19:23,230 INFO ]: ChcToBoogie took 81.33 ms. Allocated memory is still 303.6 MB. Free memory was 226.1 MB in the beginning and 222.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:19:23,231 INFO ]: Boogie Preprocessor took 64.54 ms. Allocated memory is still 303.6 MB. Free memory was 222.1 MB in the beginning and 220.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:19:23,231 INFO ]: RCFGBuilder took 599.39 ms. Allocated memory was 303.6 MB in the beginning and 322.4 MB in the end (delta: 18.9 MB). Free memory was 220.1 MB in the beginning and 284.0 MB in the end (delta: -63.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:19:23,232 INFO ]: TraceAbstraction took 69761.03 ms. Allocated memory was 322.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 281.7 MB in the beginning and 191.9 MB in the end (delta: 89.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:19:23,234 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 303.6 MB. Free memory is still 268.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 81.33 ms. Allocated memory is still 303.6 MB. Free memory was 226.1 MB in the beginning and 222.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 64.54 ms. Allocated memory is still 303.6 MB. Free memory was 222.1 MB in the beginning and 220.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 599.39 ms. Allocated memory was 303.6 MB in the beginning and 322.4 MB in the end (delta: 18.9 MB). Free memory was 220.1 MB in the beginning and 284.0 MB in the end (delta: -63.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69761.03 ms. Allocated memory was 322.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 281.7 MB in the beginning and 191.9 MB in the end (delta: 89.8 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 63 quantified variables from 88 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.6s 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, 0.4s 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_e5_1536.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-19-23-244.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e3_4821_e5_1536.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-19-23-244.csv Completed graceful shutdown