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_all2_e3_4612_e2_5774.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:07:44,780 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:07:44,785 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:07:44,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:07:44,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:07:44,803 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:07:44,804 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:07:44,806 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:07:44,808 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:07:44,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:07:44,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:07:44,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:07:44,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:07:44,816 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:07:44,817 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:07:44,818 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:07:44,819 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:07:44,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:07:44,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:07:44,834 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:07:44,835 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:07:44,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:07:44,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:07:44,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:07:44,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:07:44,839 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:07:44,840 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:07:44,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:07:44,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:07:44,842 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:07:44,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:07:44,843 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:07:44,843 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:07:44,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:07:44,845 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:07:44,845 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 17:07:44,861 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:07:44,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:07:44,862 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:07:44,862 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:07:44,863 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:07:44,863 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:07:44,863 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:07:44,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:07:44,864 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:07:44,864 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:07:44,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:07:44,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:07:44,864 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:07:44,865 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:07:44,868 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:07:44,868 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:07:44,869 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:07:44,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:07:44,869 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:07:44,870 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:07:44,871 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:07:44,922 INFO ]: Repository-Root is: /tmp [2018-06-22 17:07:44,936 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:07:44,940 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:07:44,941 INFO ]: Initializing SmtParser... [2018-06-22 17:07:44,942 INFO ]: SmtParser initialized [2018-06-22 17:07:44,942 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e2_5774.smt2 [2018-06-22 17:07:44,943 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 17:07:45,017 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e2_5774.smt2 unknown [2018-06-22 17:07:45,695 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all2_e3_4612_e2_5774.smt2 [2018-06-22 17:07:45,700 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:07:45,707 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:07:45,707 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:07:45,707 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:07:45,707 INFO ]: ChcToBoogie initialized [2018-06-22 17:07:45,710 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,801 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45 Unit [2018-06-22 17:07:45,801 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:07:45,802 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:07:45,802 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:07:45,802 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:07:45,827 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,827 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,860 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,860 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,883 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,884 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,894 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (1/1) ... [2018-06-22 17:07:45,910 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:07:45,910 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:07:45,911 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:07:45,911 INFO ]: RCFGBuilder initialized [2018-06-22 17:07:45,911 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (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 17:07:45,927 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:07:45,927 INFO ]: Found specification of procedure False [2018-06-22 17:07:45,927 INFO ]: Found implementation of procedure False [2018-06-22 17:07:45,927 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:07:45,927 INFO ]: Found specification of procedure state [2018-06-22 17:07:45,927 INFO ]: Found implementation of procedure state [2018-06-22 17:07:45,927 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:07:45,927 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:07:45,927 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 17:07:46,506 INFO ]: Using library mode [2018-06-22 17:07:46,509 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:07:46 BoogieIcfgContainer [2018-06-22 17:07:46,509 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:07:46,511 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:07:46,511 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:07:46,518 INFO ]: TraceAbstraction initialized [2018-06-22 17:07:46,518 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:07:45" (1/3) ... [2018-06-22 17:07:46,519 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8e8aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:07:46, skipping insertion in model container [2018-06-22 17:07:46,519 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:07:45" (2/3) ... [2018-06-22 17:07:46,519 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8e8aa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:07:46, skipping insertion in model container [2018-06-22 17:07:46,519 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:07:46" (3/3) ... [2018-06-22 17:07:46,522 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:07:46,532 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:07:46,542 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:07:46,591 INFO ]: Using default assertion order modulation [2018-06-22 17:07:46,592 INFO ]: Interprodecural is true [2018-06-22 17:07:46,592 INFO ]: Hoare is false [2018-06-22 17:07:46,592 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:07:46,592 INFO ]: Backedges is TWOTRACK [2018-06-22 17:07:46,592 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:07:46,592 INFO ]: Difference is false [2018-06-22 17:07:46,592 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:07:46,592 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:07:46,610 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:07:46,623 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:07:46,623 INFO ]: Found error trace [2018-06-22 17:07:46,624 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:07:46,624 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:07:46,630 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:07:46,632 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:07:46,632 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:07:46,679 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:07:46,679 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:07:46,679 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:07:46,843 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:07:47,736 WARN ]: Spent 551.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 7 [2018-06-22 17:07:47,740 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:07:47,742 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:07:47,742 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:07:47,744 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:07:47,759 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:07:47,760 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:07:47,762 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:07:47,917 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:07:47,917 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:07:47,917 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:07:47,918 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:07:47,919 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:07:47,927 INFO ]: With dead ends: 13 [2018-06-22 17:07:47,927 INFO ]: Without dead ends: 13 [2018-06-22 17:07:47,929 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:07:47,944 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:07:47,977 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:07:47,979 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:07:47,979 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:07:47,980 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:07:47,980 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:07:47,980 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:07:47,981 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:07:47,981 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:07:47,982 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:07:47,982 INFO ]: Found error trace [2018-06-22 17:07:47,982 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:07:47,982 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:07:47,983 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:07:47,983 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:07:47,983 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:07:47,984 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:07:47,984 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:07:47,984 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:07:48,267 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:07:51,837 WARN ]: Spent 2.64 s on a formula simplification. DAG size of input: 601 DAG size of output: 179 [2018-06-22 17:07:52,557 WARN ]: Spent 579.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 10 [2018-06-22 17:07:52,561 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:07:52,561 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:07:52,561 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 17:07:52,584 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:07:52,827 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:07:52,848 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:08:52,554 INFO ]: Timeout while computing interpolants [2018-06-22 17:08:52,755 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:08:52,755 WARN ]: Verification canceled [2018-06-22 17:08:52,760 WARN ]: Timeout [2018-06-22 17:08:52,760 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:08:52 BoogieIcfgContainer [2018-06-22 17:08:52,760 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:08:52,761 INFO ]: Toolchain (without parser) took 67060.92 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 222.3 MB in the beginning and 545.4 MB in the end (delta: -323.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:08:52,762 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:08:52,763 INFO ]: ChcToBoogie took 94.09 ms. Allocated memory is still 308.8 MB. Free memory was 221.3 MB in the beginning and 218.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:08:52,764 INFO ]: Boogie Preprocessor took 108.31 ms. Allocated memory is still 308.8 MB. Free memory was 218.3 MB in the beginning and 215.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:08:52,765 INFO ]: RCFGBuilder took 598.98 ms. Allocated memory was 308.8 MB in the beginning and 324.5 MB in the end (delta: 15.7 MB). Free memory was 215.3 MB in the beginning and 265.1 MB in the end (delta: -49.7 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:08:52,765 INFO ]: TraceAbstraction took 66249.47 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.1 MB in the beginning and 545.4 MB in the end (delta: -280.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:08:52,775 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 94.09 ms. Allocated memory is still 308.8 MB. Free memory was 221.3 MB in the beginning and 218.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 108.31 ms. Allocated memory is still 308.8 MB. Free memory was 218.3 MB in the beginning and 215.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 598.98 ms. Allocated memory was 308.8 MB in the beginning and 324.5 MB in the end (delta: 15.7 MB). Free memory was 215.3 MB in the beginning and 265.1 MB in the end (delta: -49.7 MB). Peak memory consumption was 33.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66249.47 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 265.1 MB in the beginning and 545.4 MB in the end (delta: -280.3 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 103 quantified variables from 129 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.1s 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, 0.6s 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, 0.8s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 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_all2_e3_4612_e2_5774.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-08-52-788.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all2_e3_4612_e2_5774.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-08-52-788.csv Completed graceful shutdown