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_e1_4022_e3_3628.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:12:33,616 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:12:33,619 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:12:33,630 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:12:33,631 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:12:33,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:12:33,632 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:12:33,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:12:33,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:12:33,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:12:33,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:12:33,638 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:12:33,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:12:33,640 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:12:33,640 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:12:33,641 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:12:33,643 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:12:33,645 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:12:33,646 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:12:33,647 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:12:33,648 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:12:33,651 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:12:33,651 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:12:33,651 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:12:33,652 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:12:33,653 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:12:33,654 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:12:33,654 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:12:33,655 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:12:33,656 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:12:33,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:12:33,657 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:12:33,657 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:12:33,658 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:12:33,659 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:12:33,659 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 17:12:33,677 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:12:33,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:12:33,677 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:12:33,678 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:12:33,678 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:12:33,679 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:12:33,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:12:33,679 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:12:33,679 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:12:33,679 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:12:33,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:12:33,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:12:33,680 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:12:33,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:12:33,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:12:33,681 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:12:33,683 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:12:33,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:12:33,684 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:12:33,685 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:12:33,685 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:12:33,738 INFO ]: Repository-Root is: /tmp [2018-06-22 17:12:33,755 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:12:33,760 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:12:33,761 INFO ]: Initializing SmtParser... [2018-06-22 17:12:33,762 INFO ]: SmtParser initialized [2018-06-22 17:12:33,762 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e3_3628.smt2 [2018-06-22 17:12:33,765 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 17:12:33,850 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e3_3628.smt2 unknown [2018-06-22 17:12:34,557 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e1_4022_e3_3628.smt2 [2018-06-22 17:12:34,563 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:12:34,570 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:12:34,570 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:12:34,570 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:12:34,570 INFO ]: ChcToBoogie initialized [2018-06-22 17:12:34,573 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,651 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34 Unit [2018-06-22 17:12:34,651 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:12:34,656 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:12:34,656 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:12:34,656 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:12:34,677 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,677 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,703 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,703 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,721 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,722 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,726 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (1/1) ... [2018-06-22 17:12:34,733 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:12:34,733 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:12:34,733 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:12:34,733 INFO ]: RCFGBuilder initialized [2018-06-22 17:12:34,734 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (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 17:12:34,743 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:12:34,743 INFO ]: Found specification of procedure False [2018-06-22 17:12:34,743 INFO ]: Found implementation of procedure False [2018-06-22 17:12:34,743 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:12:34,743 INFO ]: Found specification of procedure state [2018-06-22 17:12:34,743 INFO ]: Found implementation of procedure state [2018-06-22 17:12:34,743 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:12:34,743 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:12:34,743 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 17:12:35,240 INFO ]: Using library mode [2018-06-22 17:12:35,241 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:12:35 BoogieIcfgContainer [2018-06-22 17:12:35,241 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:12:35,243 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:12:35,243 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:12:35,249 INFO ]: TraceAbstraction initialized [2018-06-22 17:12:35,249 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:12:34" (1/3) ... [2018-06-22 17:12:35,250 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4962fafa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:12:35, skipping insertion in model container [2018-06-22 17:12:35,250 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:12:34" (2/3) ... [2018-06-22 17:12:35,250 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4962fafa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:12:35, skipping insertion in model container [2018-06-22 17:12:35,251 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:12:35" (3/3) ... [2018-06-22 17:12:35,253 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:12:35,262 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:12:35,273 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:12:35,319 INFO ]: Using default assertion order modulation [2018-06-22 17:12:35,319 INFO ]: Interprodecural is true [2018-06-22 17:12:35,319 INFO ]: Hoare is false [2018-06-22 17:12:35,319 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:12:35,320 INFO ]: Backedges is TWOTRACK [2018-06-22 17:12:35,320 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:12:35,320 INFO ]: Difference is false [2018-06-22 17:12:35,320 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:12:35,320 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:12:35,336 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:12:35,349 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:12:35,349 INFO ]: Found error trace [2018-06-22 17:12:35,350 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:12:35,350 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:12:35,355 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:12:35,357 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:12:35,357 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:12:35,404 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:12:35,404 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:12:35,404 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:12:35,547 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:12:36,032 WARN ]: Spent 198.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 8 [2018-06-22 17:12:36,034 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:12:36,036 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:12:36,036 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:12:36,037 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:12:36,048 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:12:36,049 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:12:36,051 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:12:36,188 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:12:36,188 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:12:36,189 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:12:36,190 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:12:36,191 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:12:36,205 INFO ]: With dead ends: 13 [2018-06-22 17:12:36,205 INFO ]: Without dead ends: 13 [2018-06-22 17:12:36,207 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 17:12:36,228 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:12:36,266 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:12:36,268 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:12:36,268 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:12:36,269 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:12:36,270 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:12:36,270 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:12:36,270 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:12:36,270 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:12:36,271 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:12:36,271 INFO ]: Found error trace [2018-06-22 17:12:36,271 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:12:36,272 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:12:36,272 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:12:36,272 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:12:36,272 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:12:36,273 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:12:36,273 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:12:36,273 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:12:36,484 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:12:40,876 WARN ]: Spent 3.67 s on a formula simplification. DAG size of input: 473 DAG size of output: 312 [2018-06-22 17:12:41,107 WARN ]: Spent 154.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2018-06-22 17:12:41,111 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:12:41,111 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:12:41,111 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) [2018-06-22 17:12:41,128 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:12:41,283 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:12:41,299 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:13:46,070 INFO ]: Timeout while computing interpolants [2018-06-22 17:13:46,271 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:13:46,271 WARN ]: Verification canceled [2018-06-22 17:13:46,276 WARN ]: Timeout [2018-06-22 17:13:46,277 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:13:46 BoogieIcfgContainer [2018-06-22 17:13:46,277 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:13:46,278 INFO ]: Toolchain (without parser) took 71714.15 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.7 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:13:46,278 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:13:46,280 INFO ]: ChcToBoogie took 81.14 ms. Allocated memory is still 306.2 MB. Free memory was 226.7 MB in the beginning and 223.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:13:46,281 INFO ]: Boogie Preprocessor took 76.61 ms. Allocated memory is still 306.2 MB. Free memory was 223.8 MB in the beginning and 220.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:13:46,281 INFO ]: RCFGBuilder took 508.10 ms. Allocated memory was 306.2 MB in the beginning and 324.5 MB in the end (delta: 18.4 MB). Free memory was 220.8 MB in the beginning and 283.0 MB in the end (delta: -62.3 MB). Peak memory consumption was 41.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:13:46,282 INFO ]: TraceAbstraction took 71034.09 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.0 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:13:46,294 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 81.14 ms. Allocated memory is still 306.2 MB. Free memory was 226.7 MB in the beginning and 223.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 76.61 ms. Allocated memory is still 306.2 MB. Free memory was 223.8 MB in the beginning and 220.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 508.10 ms. Allocated memory was 306.2 MB in the beginning and 324.5 MB in the end (delta: 18.4 MB). Free memory was 220.8 MB in the beginning and 283.0 MB in the end (delta: -62.3 MB). Peak memory consumption was 41.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71034.09 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 283.0 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). 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 75 quantified variables from 106 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.9s 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, 0.3s 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, 0.4s 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_e1_4022_e3_3628.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-13-46-312.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e1_4022_e3_3628.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-13-46-312.csv Completed graceful shutdown