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_9_e7_1843_e3_5316.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:04:30,769 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:04:30,771 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:04:30,784 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:04:30,784 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:04:30,785 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:04:30,790 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:04:30,792 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:04:30,793 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:04:30,796 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:04:30,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:04:30,797 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:04:30,797 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:04:30,799 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:04:30,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:04:30,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:04:30,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:04:30,818 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:04:30,820 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:04:30,821 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:04:30,822 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:04:30,824 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:04:30,824 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:04:30,825 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:04:30,825 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:04:30,830 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:04:30,830 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:04:30,831 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:04:30,836 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:04:30,837 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:04:30,838 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:04:30,838 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:04:30,838 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:04:30,839 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:04:30,840 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:04:30,841 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 17:04:30,862 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:04:30,862 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:04:30,862 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:04:30,862 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:04:30,863 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:04:30,864 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:04:30,864 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:04:30,864 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:04:30,864 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:04:30,864 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:04:30,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:04:30,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:04:30,866 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:04:30,867 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:04:30,868 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:04:30,868 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:04:30,916 INFO ]: Repository-Root is: /tmp [2018-06-22 17:04:30,932 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:04:30,937 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:04:30,938 INFO ]: Initializing SmtParser... [2018-06-22 17:04:30,938 INFO ]: SmtParser initialized [2018-06-22 17:04:30,939 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e3_5316.smt2 [2018-06-22 17:04:30,940 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 17:04:31,029 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e3_5316.smt2 unknown [2018-06-22 17:04:31,710 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_9_e7_1843_e3_5316.smt2 [2018-06-22 17:04:31,715 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:04:31,722 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:04:31,723 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:04:31,723 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:04:31,723 INFO ]: ChcToBoogie initialized [2018-06-22 17:04:31,726 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,789 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31 Unit [2018-06-22 17:04:31,789 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:04:31,789 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:04:31,789 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:04:31,789 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:04:31,816 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,817 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,840 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,840 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,857 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,858 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,863 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (1/1) ... [2018-06-22 17:04:31,875 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:04:31,875 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:04:31,875 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:04:31,875 INFO ]: RCFGBuilder initialized [2018-06-22 17:04:31,876 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (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 17:04:31,886 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:04:31,886 INFO ]: Found specification of procedure False [2018-06-22 17:04:31,886 INFO ]: Found implementation of procedure False [2018-06-22 17:04:31,886 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:04:31,886 INFO ]: Found specification of procedure state [2018-06-22 17:04:31,886 INFO ]: Found implementation of procedure state [2018-06-22 17:04:31,886 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:04:31,886 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:04:31,886 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 17:04:32,456 INFO ]: Using library mode [2018-06-22 17:04:32,456 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:04:32 BoogieIcfgContainer [2018-06-22 17:04:32,456 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:04:32,458 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:04:32,458 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:04:32,461 INFO ]: TraceAbstraction initialized [2018-06-22 17:04:32,462 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:04:31" (1/3) ... [2018-06-22 17:04:32,462 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a052c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:04:32, skipping insertion in model container [2018-06-22 17:04:32,463 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:04:31" (2/3) ... [2018-06-22 17:04:32,463 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17a052c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:04:32, skipping insertion in model container [2018-06-22 17:04:32,463 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:04:32" (3/3) ... [2018-06-22 17:04:32,465 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:04:32,474 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:04:32,484 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:04:32,538 INFO ]: Using default assertion order modulation [2018-06-22 17:04:32,538 INFO ]: Interprodecural is true [2018-06-22 17:04:32,538 INFO ]: Hoare is false [2018-06-22 17:04:32,538 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:04:32,538 INFO ]: Backedges is TWOTRACK [2018-06-22 17:04:32,538 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:04:32,538 INFO ]: Difference is false [2018-06-22 17:04:32,538 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:04:32,538 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:04:32,556 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:04:32,570 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:04:32,570 INFO ]: Found error trace [2018-06-22 17:04:32,571 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:04:32,571 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:04:32,578 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:04:32,580 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:04:32,581 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:04:32,632 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:04:32,632 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:04:32,632 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:04:32,782 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:04:33,143 WARN ]: Spent 101.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-22 17:04:33,146 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:04:33,148 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:04:33,148 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:04:33,150 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:04:33,164 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:04:33,165 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:04:33,168 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:04:33,330 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:04:33,330 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:04:33,332 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:04:33,333 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:04:33,333 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:04:33,347 INFO ]: With dead ends: 13 [2018-06-22 17:04:33,347 INFO ]: Without dead ends: 13 [2018-06-22 17:04:33,350 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 17:04:33,371 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:04:33,407 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:04:33,410 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:04:33,410 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:04:33,411 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:04:33,412 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:04:33,412 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:04:33,412 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:04:33,412 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:04:33,413 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:04:33,413 INFO ]: Found error trace [2018-06-22 17:04:33,413 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:04:33,414 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:04:33,414 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:04:33,414 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:04:33,414 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:04:33,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:04:33,415 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:04:33,415 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:04:33,573 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:04:34,815 WARN ]: Spent 942.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 53 [2018-06-22 17:04:34,984 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:04:34,984 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:04:34,984 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 17:04:34,993 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:04:35,187 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:04:35,205 INFO ]: Computing forward predicates... [2018-06-22 17:04:39,871 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 17:04:39,886 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 17:04:40,081 WARN ]: Simplifying disjunction of 45942 conjuctions. This might take some time... Received shutdown request... [2018-06-22 17:05:48,644 INFO ]: Timeout while computing interpolants [2018-06-22 17:05:48,845 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:05:48,845 WARN ]: Verification canceled [2018-06-22 17:05:48,850 WARN ]: Timeout [2018-06-22 17:05:48,851 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:05:48 BoogieIcfgContainer [2018-06-22 17:05:48,851 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:05:48,851 INFO ]: Toolchain (without parser) took 77135.99 ms. Allocated memory was 308.8 MB in the beginning and 612.4 MB in the end (delta: 303.6 MB). Free memory was 232.4 MB in the beginning and 339.8 MB in the end (delta: -107.4 MB). Peak memory consumption was 219.9 MB. Max. memory is 3.6 GB. [2018-06-22 17:05:48,853 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:05:48,853 INFO ]: ChcToBoogie took 66.17 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 229.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:05:48,854 INFO ]: Boogie Preprocessor took 85.29 ms. Allocated memory is still 308.8 MB. Free memory was 229.4 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:05:48,864 INFO ]: RCFGBuilder took 581.21 ms. Allocated memory was 308.8 MB in the beginning and 330.8 MB in the end (delta: 22.0 MB). Free memory was 227.4 MB in the beginning and 295.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 45.2 MB. Max. memory is 3.6 GB. [2018-06-22 17:05:48,865 INFO ]: TraceAbstraction took 76392.49 ms. Allocated memory was 330.8 MB in the beginning and 612.4 MB in the end (delta: 281.5 MB). Free memory was 293.5 MB in the beginning and 339.8 MB in the end (delta: -46.2 MB). Peak memory consumption was 259.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:05:48,867 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 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 66.17 ms. Allocated memory is still 308.8 MB. Free memory was 232.4 MB in the beginning and 229.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.29 ms. Allocated memory is still 308.8 MB. Free memory was 229.4 MB in the beginning and 227.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 581.21 ms. Allocated memory was 308.8 MB in the beginning and 330.8 MB in the end (delta: 22.0 MB). Free memory was 227.4 MB in the beginning and 295.1 MB in the end (delta: -67.7 MB). Peak memory consumption was 45.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 76392.49 ms. Allocated memory was 330.8 MB in the beginning and 612.4 MB in the end (delta: 281.5 MB). Free memory was 293.5 MB in the beginning and 339.8 MB in the end (delta: -46.2 MB). Peak memory consumption was 259.0 MB. 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 XNF transformer was simplifying 45942 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 76.3s 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, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_9_e7_1843_e3_5316.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-05-48-882.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_9_e7_1843_e3_5316.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-05-48-882.csv Completed graceful shutdown