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_7_e2_2872_e3_2640.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:58:20,945 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:58:20,947 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:58:20,959 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:58:20,959 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:58:20,960 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:58:20,961 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:58:20,963 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:58:20,965 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:58:20,966 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:58:20,966 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:58:20,967 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:58:20,968 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:58:20,969 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:58:20,970 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:58:20,970 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:58:20,972 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:58:20,974 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:58:20,976 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:58:20,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:58:20,978 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:58:20,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:58:20,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:58:20,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:58:20,982 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:58:20,983 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:58:20,984 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:58:20,984 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:58:20,986 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:58:20,986 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:58:20,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:58:20,987 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:58:20,988 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:58:20,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:58:20,989 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:58:20,990 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 16:58:21,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:58:21,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:58:21,004 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:58:21,004 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:58:21,005 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:58:21,005 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:58:21,006 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:58:21,006 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:58:21,006 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:58:21,006 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:58:21,007 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:58:21,007 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:58:21,007 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:58:21,008 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:58:21,008 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:58:21,008 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:58:21,008 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:58:21,009 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:58:21,009 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:58:21,011 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:58:21,011 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:58:21,053 INFO ]: Repository-Root is: /tmp [2018-06-22 16:58:21,070 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:58:21,073 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:58:21,074 INFO ]: Initializing SmtParser... [2018-06-22 16:58:21,074 INFO ]: SmtParser initialized [2018-06-22 16:58:21,075 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e3_2640.smt2 [2018-06-22 16:58:21,076 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 16:58:21,164 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e3_2640.smt2 unknown [2018-06-22 16:58:21,793 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_7_e2_2872_e3_2640.smt2 [2018-06-22 16:58:21,797 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:58:21,812 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:58:21,812 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:58:21,812 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:58:21,812 INFO ]: ChcToBoogie initialized [2018-06-22 16:58:21,815 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,926 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21 Unit [2018-06-22 16:58:21,926 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:58:21,926 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:58:21,927 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:58:21,927 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:58:21,943 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,943 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,957 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,958 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,970 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,971 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,976 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (1/1) ... [2018-06-22 16:58:21,989 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:58:21,990 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:58:21,990 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:58:21,990 INFO ]: RCFGBuilder initialized [2018-06-22 16:58:21,990 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (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) [2018-06-22 16:58:22,016 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:58:22,016 INFO ]: Found specification of procedure False [2018-06-22 16:58:22,017 INFO ]: Found implementation of procedure False [2018-06-22 16:58:22,017 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:58:22,017 INFO ]: Found specification of procedure state [2018-06-22 16:58:22,017 INFO ]: Found implementation of procedure state [2018-06-22 16:58:22,017 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:58:22,017 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:58:22,017 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 16:58:22,550 INFO ]: Using library mode [2018-06-22 16:58:22,551 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:58:22 BoogieIcfgContainer [2018-06-22 16:58:22,551 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:58:22,555 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:58:22,555 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:58:22,559 INFO ]: TraceAbstraction initialized [2018-06-22 16:58:22,559 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:58:21" (1/3) ... [2018-06-22 16:58:22,560 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a771502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:58:22, skipping insertion in model container [2018-06-22 16:58:22,560 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:58:21" (2/3) ... [2018-06-22 16:58:22,560 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a771502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:58:22, skipping insertion in model container [2018-06-22 16:58:22,561 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:58:22" (3/3) ... [2018-06-22 16:58:22,563 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:58:22,573 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:58:22,581 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:58:22,630 INFO ]: Using default assertion order modulation [2018-06-22 16:58:22,631 INFO ]: Interprodecural is true [2018-06-22 16:58:22,631 INFO ]: Hoare is false [2018-06-22 16:58:22,631 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:58:22,631 INFO ]: Backedges is TWOTRACK [2018-06-22 16:58:22,631 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:58:22,631 INFO ]: Difference is false [2018-06-22 16:58:22,631 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:58:22,631 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:58:22,645 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:58:22,657 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:58:22,657 INFO ]: Found error trace [2018-06-22 16:58:22,658 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:58:22,658 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:58:22,663 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:58:22,667 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:58:22,667 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:58:22,700 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:58:22,700 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:58:22,700 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:58:22,847 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:58:23,207 WARN ]: Spent 138.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 7 [2018-06-22 16:58:23,209 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:58:23,211 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:58:23,211 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:58:23,212 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:58:23,222 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:58:23,223 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:58:23,225 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:58:23,390 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:58:23,390 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:58:23,392 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:58:23,393 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:58:23,393 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:58:23,404 INFO ]: With dead ends: 13 [2018-06-22 16:58:23,404 INFO ]: Without dead ends: 13 [2018-06-22 16:58:23,405 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 16:58:23,418 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:58:23,446 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:58:23,447 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:58:23,448 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:58:23,449 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:58:23,449 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:58:23,449 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:58:23,449 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:58:23,449 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:58:23,450 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:58:23,450 INFO ]: Found error trace [2018-06-22 16:58:23,451 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:58:23,451 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:58:23,451 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:58:23,451 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:58:23,451 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:58:23,452 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:58:23,453 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:58:23,453 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:58:23,636 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:58:26,083 WARN ]: Spent 2.05 s on a formula simplification. DAG size of input: 211 DAG size of output: 119 [2018-06-22 16:58:26,200 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:58:26,200 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:58:26,200 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 16:58:26,207 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:58:26,357 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:58:26,374 INFO ]: Computing forward predicates... [2018-06-22 16:58:26,546 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 16:58:26,561 WARN ]: expecting exponential blowup for input size 43 Received shutdown request... [2018-06-22 16:59:09,151 INFO ]: Timeout while computing interpolants [2018-06-22 16:59:09,351 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:59:09,352 WARN ]: Verification canceled [2018-06-22 16:59:09,355 WARN ]: Timeout [2018-06-22 16:59:09,355 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:59:09 BoogieIcfgContainer [2018-06-22 16:59:09,355 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:59:09,356 INFO ]: Toolchain (without parser) took 47558.14 ms. Allocated memory was 308.8 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 230.4 MB in the beginning and 658.2 MB in the end (delta: -427.7 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:59:09,358 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:59:09,358 INFO ]: ChcToBoogie took 113.87 ms. Allocated memory is still 308.8 MB. Free memory was 230.4 MB in the beginning and 227.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:59:09,359 INFO ]: Boogie Preprocessor took 62.55 ms. Allocated memory is still 308.8 MB. Free memory was 227.4 MB in the beginning and 225.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:59:09,359 INFO ]: RCFGBuilder took 561.61 ms. Allocated memory was 308.8 MB in the beginning and 325.6 MB in the end (delta: 16.8 MB). Free memory was 225.3 MB in the beginning and 287.0 MB in the end (delta: -61.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:59:09,360 INFO ]: TraceAbstraction took 46800.25 ms. Allocated memory was 325.6 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 287.0 MB in the beginning and 658.2 MB in the end (delta: -371.2 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:59:09,372 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 272.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 113.87 ms. Allocated memory is still 308.8 MB. Free memory was 230.4 MB in the beginning and 227.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 62.55 ms. Allocated memory is still 308.8 MB. Free memory was 227.4 MB in the beginning and 225.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 561.61 ms. Allocated memory was 308.8 MB in the beginning and 325.6 MB in the end (delta: 16.8 MB). Free memory was 225.3 MB in the beginning and 287.0 MB in the end (delta: -61.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 46800.25 ms. Allocated memory was 325.6 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 287.0 MB in the beginning and 658.2 MB in the end (delta: -371.2 MB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 43 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 46.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 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_7_e2_2872_e3_2640.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-59-09-384.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_7_e2_2872_e3_2640.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-59-09-384.csv Completed graceful shutdown