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_14_e7_3162_e3_4298.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:29:36,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:29:36,928 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:29:36,943 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:29:36,944 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:29:36,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:29:36,946 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:29:36,948 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:29:36,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:29:36,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:29:36,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:29:36,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:29:36,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:29:36,955 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:29:36,965 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:29:36,966 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:29:36,968 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:29:36,970 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:29:36,972 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:29:36,973 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:29:36,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:29:36,981 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:29:36,982 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:29:36,982 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:29:36,983 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:29:36,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:29:36,988 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:29:36,989 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:29:36,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:29:36,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:29:36,991 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:29:36,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:29:36,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:29:36,993 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:29:36,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:29:36,994 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 16:29:37,013 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:29:37,013 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:29:37,013 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:29:37,014 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:29:37,015 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:29:37,016 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:29:37,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:29:37,016 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:29:37,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:29:37,016 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:29:37,017 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:29:37,017 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:29:37,017 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:29:37,017 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:29:37,017 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:29:37,018 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:29:37,018 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:29:37,018 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:29:37,018 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:29:37,021 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:29:37,021 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:29:37,073 INFO ]: Repository-Root is: /tmp [2018-06-22 16:29:37,093 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:29:37,098 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:29:37,100 INFO ]: Initializing SmtParser... [2018-06-22 16:29:37,100 INFO ]: SmtParser initialized [2018-06-22 16:29:37,101 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e3_4298.smt2 [2018-06-22 16:29:37,102 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 16:29:37,196 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e3_4298.smt2 unknown [2018-06-22 16:29:37,787 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162_e3_4298.smt2 [2018-06-22 16:29:37,791 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:29:37,796 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:29:37,797 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:29:37,797 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:29:37,797 INFO ]: ChcToBoogie initialized [2018-06-22 16:29:37,805 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,893 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37 Unit [2018-06-22 16:29:37,894 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:29:37,894 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:29:37,894 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:29:37,894 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:29:37,917 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,917 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,929 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,929 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,943 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,944 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,949 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (1/1) ... [2018-06-22 16:29:37,955 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:29:37,955 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:29:37,955 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:29:37,955 INFO ]: RCFGBuilder initialized [2018-06-22 16:29:37,956 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (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 16:29:37,971 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:29:37,971 INFO ]: Found specification of procedure False [2018-06-22 16:29:37,971 INFO ]: Found implementation of procedure False [2018-06-22 16:29:37,971 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:29:37,971 INFO ]: Found specification of procedure state [2018-06-22 16:29:37,971 INFO ]: Found implementation of procedure state [2018-06-22 16:29:37,971 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:29:37,971 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:29:37,971 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 16:29:38,398 INFO ]: Using library mode [2018-06-22 16:29:38,398 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:29:38 BoogieIcfgContainer [2018-06-22 16:29:38,398 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:29:38,400 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:29:38,400 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:29:38,403 INFO ]: TraceAbstraction initialized [2018-06-22 16:29:38,403 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:29:37" (1/3) ... [2018-06-22 16:29:38,404 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae8e195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:29:38, skipping insertion in model container [2018-06-22 16:29:38,404 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:29:37" (2/3) ... [2018-06-22 16:29:38,404 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae8e195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:29:38, skipping insertion in model container [2018-06-22 16:29:38,404 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:29:38" (3/3) ... [2018-06-22 16:29:38,408 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:29:38,417 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:29:38,427 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:29:38,476 INFO ]: Using default assertion order modulation [2018-06-22 16:29:38,476 INFO ]: Interprodecural is true [2018-06-22 16:29:38,476 INFO ]: Hoare is false [2018-06-22 16:29:38,476 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:29:38,476 INFO ]: Backedges is TWOTRACK [2018-06-22 16:29:38,476 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:29:38,476 INFO ]: Difference is false [2018-06-22 16:29:38,476 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:29:38,477 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:29:38,492 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:29:38,506 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:29:38,507 INFO ]: Found error trace [2018-06-22 16:29:38,507 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:29:38,508 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:29:38,513 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:29:38,515 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:29:38,516 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:29:38,563 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:29:38,563 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:29:38,563 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:29:38,703 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:29:39,025 WARN ]: Spent 122.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-06-22 16:29:39,027 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:29:39,029 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:29:39,029 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:29:39,030 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:29:39,040 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:29:39,040 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:29:39,042 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:29:39,208 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:29:39,208 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:29:39,209 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:29:39,210 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:29:39,211 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:29:39,227 INFO ]: With dead ends: 13 [2018-06-22 16:29:39,227 INFO ]: Without dead ends: 13 [2018-06-22 16:29:39,229 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:29:39,243 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:29:39,279 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:29:39,280 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:29:39,281 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:29:39,282 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:29:39,282 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:29:39,282 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:29:39,282 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:29:39,283 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:29:39,284 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:29:39,284 INFO ]: Found error trace [2018-06-22 16:29:39,284 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:29:39,284 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:29:39,284 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:29:39,284 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:29:39,284 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:29:39,285 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:29:39,286 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:29:39,286 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:29:39,446 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:29:40,747 WARN ]: Spent 938.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 52 [2018-06-22 16:29:40,807 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:29:40,808 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:29:40,808 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 16:29:40,815 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:29:40,982 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:29:40,999 INFO ]: Computing forward predicates... [2018-06-22 16:29:41,185 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 16:29:41,203 WARN ]: expecting exponential blowup for input size 38 Received shutdown request... [2018-06-22 16:30:35,494 INFO ]: Timeout while computing interpolants [2018-06-22 16:30:35,695 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:30:35,695 WARN ]: Verification canceled [2018-06-22 16:30:35,698 WARN ]: Timeout [2018-06-22 16:30:35,698 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:30:35 BoogieIcfgContainer [2018-06-22 16:30:35,698 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:30:35,699 INFO ]: Toolchain (without parser) took 57907.76 ms. Allocated memory was 308.8 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 232.9 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 16:30:35,700 INFO ]: SmtParser took 0.52 ms. Allocated memory is still 308.8 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:30:35,700 INFO ]: ChcToBoogie took 97.36 ms. Allocated memory is still 308.8 MB. Free memory was 232.9 MB in the beginning and 228.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:30:35,700 INFO ]: Boogie Preprocessor took 60.48 ms. Allocated memory is still 308.8 MB. Free memory was 228.9 MB in the beginning and 226.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:30:35,701 INFO ]: RCFGBuilder took 443.21 ms. Allocated memory was 308.8 MB in the beginning and 326.1 MB in the end (delta: 17.3 MB). Free memory was 226.9 MB in the beginning and 289.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 44.7 MB. Max. memory is 3.6 GB. [2018-06-22 16:30:35,701 INFO ]: TraceAbstraction took 57298.77 ms. Allocated memory was 326.1 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 289.3 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 16:30:35,703 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.52 ms. Allocated memory is still 308.8 MB. Free memory is still 274.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 97.36 ms. Allocated memory is still 308.8 MB. Free memory was 232.9 MB in the beginning and 228.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 60.48 ms. Allocated memory is still 308.8 MB. Free memory was 228.9 MB in the beginning and 226.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 443.21 ms. Allocated memory was 308.8 MB in the beginning and 326.1 MB in the end (delta: 17.3 MB). Free memory was 226.9 MB in the beginning and 289.3 MB in the end (delta: -62.4 MB). Peak memory consumption was 44.7 MB. Max. memory is 3.6 GB. * TraceAbstraction took 57298.77 ms. Allocated memory was 326.1 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 289.3 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.5 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 38 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 57.2s 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, 0.1s 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, 184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e7_3162_e3_4298.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-30-35-720.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e7_3162_e3_4298.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-30-35-720.csv Completed graceful shutdown