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_3_e1_4783_e2_158.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:38:14,992 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:38:14,994 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:38:15,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:38:15,009 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:38:15,010 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:38:15,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:38:15,012 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:38:15,014 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:38:15,014 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:38:15,016 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:38:15,016 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:38:15,017 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:38:15,018 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:38:15,019 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:38:15,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:38:15,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:38:15,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:38:15,034 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:38:15,035 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:38:15,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:38:15,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:38:15,038 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:38:15,038 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:38:15,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:38:15,043 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:38:15,044 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:38:15,044 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:38:15,045 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:38:15,045 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:38:15,048 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:38:15,050 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:38:15,051 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:38:15,051 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:38:15,052 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:38:15,052 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 16:38:15,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:38:15,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:38:15,076 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:38:15,076 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:38:15,078 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:38:15,078 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:38:15,078 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:38:15,078 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:38:15,078 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:38:15,079 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:38:15,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:38:15,079 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:38:15,079 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:38:15,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:38:15,079 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:38:15,080 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:38:15,080 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:38:15,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:38:15,080 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:38:15,082 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:38:15,082 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:38:15,127 INFO ]: Repository-Root is: /tmp [2018-06-22 16:38:15,142 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:38:15,148 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:38:15,149 INFO ]: Initializing SmtParser... [2018-06-22 16:38:15,149 INFO ]: SmtParser initialized [2018-06-22 16:38:15,150 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e2_158.smt2 [2018-06-22 16:38:15,151 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 16:38:15,236 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e2_158.smt2 unknown [2018-06-22 16:38:15,831 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e1_4783_e2_158.smt2 [2018-06-22 16:38:15,835 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:38:15,844 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:38:15,845 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:38:15,845 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:38:15,845 INFO ]: ChcToBoogie initialized [2018-06-22 16:38:15,848 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,922 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15 Unit [2018-06-22 16:38:15,922 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:38:15,923 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:38:15,923 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:38:15,923 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:38:15,945 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,945 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,960 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,960 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,974 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,975 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,979 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (1/1) ... [2018-06-22 16:38:15,986 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:38:15,987 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:38:15,987 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:38:15,987 INFO ]: RCFGBuilder initialized [2018-06-22 16:38:15,997 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (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 16:38:16,010 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:38:16,010 INFO ]: Found specification of procedure False [2018-06-22 16:38:16,011 INFO ]: Found implementation of procedure False [2018-06-22 16:38:16,011 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:38:16,011 INFO ]: Found specification of procedure state [2018-06-22 16:38:16,011 INFO ]: Found implementation of procedure state [2018-06-22 16:38:16,011 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:38:16,011 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:38:16,011 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 16:38:16,595 INFO ]: Using library mode [2018-06-22 16:38:16,595 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:38:16 BoogieIcfgContainer [2018-06-22 16:38:16,595 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:38:16,596 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:38:16,596 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:38:16,599 INFO ]: TraceAbstraction initialized [2018-06-22 16:38:16,600 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:38:15" (1/3) ... [2018-06-22 16:38:16,601 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d57c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:38:16, skipping insertion in model container [2018-06-22 16:38:16,601 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:38:15" (2/3) ... [2018-06-22 16:38:16,601 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d57c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:38:16, skipping insertion in model container [2018-06-22 16:38:16,601 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:38:16" (3/3) ... [2018-06-22 16:38:16,603 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:38:16,612 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:38:16,621 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:38:16,671 INFO ]: Using default assertion order modulation [2018-06-22 16:38:16,672 INFO ]: Interprodecural is true [2018-06-22 16:38:16,672 INFO ]: Hoare is false [2018-06-22 16:38:16,672 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:38:16,672 INFO ]: Backedges is TWOTRACK [2018-06-22 16:38:16,672 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:38:16,672 INFO ]: Difference is false [2018-06-22 16:38:16,672 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:38:16,672 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:38:16,684 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:38:16,694 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:38:16,694 INFO ]: Found error trace [2018-06-22 16:38:16,695 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:38:16,695 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:38:16,700 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:38:16,701 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:38:16,701 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:38:16,733 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:16,733 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:16,733 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:16,867 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:17,369 WARN ]: Spent 229.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-06-22 16:38:17,373 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:38:17,376 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:38:17,376 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:38:17,377 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:38:17,387 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:38:17,387 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:38:17,389 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:38:17,557 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:38:17,557 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:38:17,558 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:38:17,559 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:38:17,559 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:38:17,579 INFO ]: With dead ends: 13 [2018-06-22 16:38:17,579 INFO ]: Without dead ends: 13 [2018-06-22 16:38:17,581 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:38:17,616 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:38:17,643 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:38:17,645 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:38:17,645 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:38:17,646 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:38:17,646 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:38:17,646 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:38:17,646 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:38:17,646 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:38:17,647 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:38:17,647 INFO ]: Found error trace [2018-06-22 16:38:17,647 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:38:17,647 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:38:17,647 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:38:17,648 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:38:17,648 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:38:17,648 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:17,648 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:17,648 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:38:17,879 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:22,571 WARN ]: Spent 4.06 s on a formula simplification. DAG size of input: 388 DAG size of output: 217 [2018-06-22 16:38:22,765 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:38:22,765 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:38:22,765 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 16:38:22,777 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:38:22,944 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:38:22,968 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 16:39:26,799 INFO ]: Timeout while computing interpolants [2018-06-22 16:39:27,000 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:39:27,000 WARN ]: Verification canceled [2018-06-22 16:39:27,005 WARN ]: Timeout [2018-06-22 16:39:27,006 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:39:27 BoogieIcfgContainer [2018-06-22 16:39:27,006 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:39:27,007 INFO ]: Toolchain (without parser) took 71170.93 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 222.5 MB in the beginning and 586.0 MB in the end (delta: -363.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:39:27,007 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 302.0 MB. Free memory is still 266.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:39:27,007 INFO ]: ChcToBoogie took 77.29 ms. Allocated memory is still 302.0 MB. Free memory was 222.5 MB in the beginning and 218.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:27,008 INFO ]: Boogie Preprocessor took 63.80 ms. Allocated memory is still 302.0 MB. Free memory was 218.5 MB in the beginning and 216.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:27,008 INFO ]: RCFGBuilder took 608.66 ms. Allocated memory was 302.0 MB in the beginning and 321.9 MB in the end (delta: 19.9 MB). Free memory was 216.5 MB in the beginning and 281.4 MB in the end (delta: -64.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 3.6 GB. [2018-06-22 16:39:27,008 INFO ]: TraceAbstraction took 70409.20 ms. Allocated memory was 321.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 281.4 MB in the beginning and 586.0 MB in the end (delta: -304.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:39:27,011 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 302.0 MB. Free memory is still 266.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.29 ms. Allocated memory is still 302.0 MB. Free memory was 222.5 MB in the beginning and 218.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 63.80 ms. Allocated memory is still 302.0 MB. Free memory was 218.5 MB in the beginning and 216.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 608.66 ms. Allocated memory was 302.0 MB in the beginning and 321.9 MB in the end (delta: 19.9 MB). Free memory was 216.5 MB in the beginning and 281.4 MB in the end (delta: -64.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70409.20 ms. Allocated memory was 321.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 281.4 MB in the beginning and 586.0 MB in the end (delta: -304.7 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 66 quantified variables from 83 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.3s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 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_3_e1_4783_e2_158.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-39-27-029.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_3_e1_4783_e2_158.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-39-27-029.csv Completed graceful shutdown