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_5_e7_2017_e1_5832.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:53:20,336 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:53:20,339 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:53:20,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:53:20,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:53:20,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:53:20,358 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:53:20,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:53:20,364 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:53:20,364 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:53:20,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:53:20,367 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:53:20,367 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:53:20,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:53:20,369 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:53:20,372 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:53:20,374 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:53:20,386 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:53:20,387 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:53:20,388 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:53:20,389 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:53:20,391 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:53:20,391 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:53:20,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:53:20,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:53:20,393 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:53:20,399 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:53:20,400 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:53:20,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:53:20,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:53:20,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:53:20,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:53:20,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:53:20,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:53:20,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:53:20,408 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 16:53:20,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:53:20,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:53:20,430 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:53:20,431 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:53:20,432 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:53:20,432 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:53:20,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:53:20,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:53:20,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:53:20,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:53:20,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:53:20,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:53:20,433 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:53:20,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:53:20,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:53:20,435 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:53:20,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:53:20,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:53:20,435 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:53:20,438 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:53:20,438 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:53:20,484 INFO ]: Repository-Root is: /tmp [2018-06-22 16:53:20,501 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:53:20,507 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:53:20,509 INFO ]: Initializing SmtParser... [2018-06-22 16:53:20,509 INFO ]: SmtParser initialized [2018-06-22 16:53:20,510 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e7_2017_e1_5832.smt2 [2018-06-22 16:53:20,511 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 16:53:20,602 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e7_2017_e1_5832.smt2 unknown [2018-06-22 16:53:21,271 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_5_e7_2017_e1_5832.smt2 [2018-06-22 16:53:21,278 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:53:21,284 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:53:21,285 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:53:21,285 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:53:21,285 INFO ]: ChcToBoogie initialized [2018-06-22 16:53:21,288 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,358 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21 Unit [2018-06-22 16:53:21,358 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:53:21,359 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:53:21,359 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:53:21,359 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:53:21,385 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,385 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,415 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,415 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,434 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,435 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,439 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... [2018-06-22 16:53:21,451 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:53:21,452 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:53:21,452 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:53:21,452 INFO ]: RCFGBuilder initialized [2018-06-22 16:53:21,453 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:53:21,463 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:53:21,463 INFO ]: Found specification of procedure False [2018-06-22 16:53:21,463 INFO ]: Found implementation of procedure False [2018-06-22 16:53:21,463 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:53:21,463 INFO ]: Found specification of procedure state [2018-06-22 16:53:21,463 INFO ]: Found implementation of procedure state [2018-06-22 16:53:21,463 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:53:21,463 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:53:21,463 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 16:53:21,988 INFO ]: Using library mode [2018-06-22 16:53:21,989 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:53:21 BoogieIcfgContainer [2018-06-22 16:53:21,989 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:53:21,990 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:53:21,991 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:53:21,996 INFO ]: TraceAbstraction initialized [2018-06-22 16:53:21,996 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:53:21" (1/3) ... [2018-06-22 16:53:21,997 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34776688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:53:21, skipping insertion in model container [2018-06-22 16:53:21,997 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:53:21" (2/3) ... [2018-06-22 16:53:21,998 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34776688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:53:21, skipping insertion in model container [2018-06-22 16:53:21,998 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:53:21" (3/3) ... [2018-06-22 16:53:22,000 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:53:22,010 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:53:22,021 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:53:22,077 INFO ]: Using default assertion order modulation [2018-06-22 16:53:22,078 INFO ]: Interprodecural is true [2018-06-22 16:53:22,078 INFO ]: Hoare is false [2018-06-22 16:53:22,078 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:53:22,078 INFO ]: Backedges is TWOTRACK [2018-06-22 16:53:22,078 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:53:22,078 INFO ]: Difference is false [2018-06-22 16:53:22,078 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:53:22,078 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:53:22,095 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:53:22,113 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:53:22,113 INFO ]: Found error trace [2018-06-22 16:53:22,116 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:53:22,116 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:53:22,122 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 16:53:22,124 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:53:22,124 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:53:22,174 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:53:22,174 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:53:22,174 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:53:22,291 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:53:22,643 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:53:22,646 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:53:22,646 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:53:22,648 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:53:22,664 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:53:22,664 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:53:22,668 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:53:22,826 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:53:22,826 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:53:22,827 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:53:22,829 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:53:22,829 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:53:22,842 INFO ]: With dead ends: 13 [2018-06-22 16:53:22,842 INFO ]: Without dead ends: 13 [2018-06-22 16:53:22,845 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 16:53:22,863 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:53:22,905 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:53:22,907 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:53:22,907 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:53:22,909 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:53:22,909 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:53:22,909 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:53:22,909 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:53:22,909 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:53:22,911 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:53:22,911 INFO ]: Found error trace [2018-06-22 16:53:22,911 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:53:22,911 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:53:22,911 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 16:53:22,911 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:53:22,911 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:53:22,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:53:22,912 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:53:22,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:53:23,049 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:53:24,957 WARN ]: Spent 1.56 s on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2018-06-22 16:53:24,990 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:53:24,991 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:53:24,991 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 16:53:24,998 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:53:25,163 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:53:25,174 INFO ]: Computing forward predicates... [2018-06-22 16:53:27,099 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 16:53:28,723 WARN ]: Simplifying disjunction of 31104 conjuctions. This might take some time... Received shutdown request... [2018-06-22 16:54:38,887 INFO ]: Timeout while computing interpolants [2018-06-22 16:54:39,088 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:54:39,088 WARN ]: Verification canceled [2018-06-22 16:54:39,093 WARN ]: Timeout [2018-06-22 16:54:39,094 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:54:39 BoogieIcfgContainer [2018-06-22 16:54:39,094 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:54:39,095 INFO ]: Toolchain (without parser) took 77815.88 ms. Allocated memory was 309.3 MB in the beginning and 470.3 MB in the end (delta: 161.0 MB). Free memory was 231.8 MB in the beginning and 320.0 MB in the end (delta: -88.2 MB). Peak memory consumption was 233.6 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:39,095 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:54:39,096 INFO ]: ChcToBoogie took 73.22 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:39,097 INFO ]: Boogie Preprocessor took 93.01 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 227.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:39,098 INFO ]: RCFGBuilder took 536.99 ms. Allocated memory was 309.3 MB in the beginning and 325.6 MB in the end (delta: 16.3 MB). Free memory was 225.8 MB in the beginning and 288.2 MB in the end (delta: -62.3 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:39,098 INFO ]: TraceAbstraction took 77103.37 ms. Allocated memory was 325.6 MB in the beginning and 470.3 MB in the end (delta: 144.7 MB). Free memory was 288.2 MB in the beginning and 320.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 273.7 MB. Max. memory is 3.6 GB. [2018-06-22 16:54:39,100 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 73.22 ms. Allocated memory is still 309.3 MB. Free memory was 231.8 MB in the beginning and 229.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 93.01 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 227.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 536.99 ms. Allocated memory was 309.3 MB in the beginning and 325.6 MB in the end (delta: 16.3 MB). Free memory was 225.8 MB in the beginning and 288.2 MB in the end (delta: -62.3 MB). Peak memory consumption was 43.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 77103.37 ms. Allocated memory was 325.6 MB in the beginning and 470.3 MB in the end (delta: 144.7 MB). Free memory was 288.2 MB in the beginning and 320.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 273.7 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 31104 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 77.0s 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, 0.0s 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_5_e7_2017_e1_5832.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-54-39-123.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_5_e7_2017_e1_5832.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-54-39-123.csv Completed graceful shutdown