java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 14:21:22,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 14:21:22,958 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 14:21:22,974 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 14:21:22,974 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 14:21:22,975 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 14:21:22,977 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 14:21:22,978 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 14:21:22,980 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 14:21:22,981 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 14:21:22,982 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 14:21:22,982 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 14:21:22,983 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 14:21:22,984 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 14:21:22,985 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 14:21:22,986 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 14:21:22,988 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 14:21:22,990 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 14:21:22,991 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 14:21:22,993 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 14:21:22,994 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 14:21:22,996 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 14:21:22,997 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 14:21:22,997 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 14:21:22,998 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 14:21:22,999 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 14:21:23,000 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 14:21:23,001 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 14:21:23,002 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 14:21:23,002 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 14:21:23,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 14:21:23,004 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 14:21:23,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 14:21:23,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 14:21:23,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 14:21:23,006 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 14:21:23,020 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 14:21:23,020 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 14:21:23,021 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 14:21:23,021 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 14:21:23,022 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 14:21:23,022 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 14:21:23,023 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 14:21:23,023 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 14:21:23,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 14:21:23,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 14:21:23,023 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 14:21:23,024 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 14:21:23,027 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 14:21:23,028 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 14:21:23,069 INFO ]: Repository-Root is: /tmp [2018-06-18 14:21:23,083 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 14:21:23,089 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 14:21:23,090 INFO ]: Initializing SmtParser... [2018-06-18 14:21:23,090 INFO ]: SmtParser initialized [2018-06-18 14:21:23,091 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 [2018-06-18 14:21:23,092 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 [2018-06-18 14:21:23,192 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 unknown [2018-06-18 14:21:23,953 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_14_e7_3162.smt2 [2018-06-18 14:21:23,958 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 14:21:23,964 INFO ]: Walking toolchain with 4 elements. [2018-06-18 14:21:23,964 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 14:21:23,964 INFO ]: Initializing ChcToBoogie... [2018-06-18 14:21:23,964 INFO ]: ChcToBoogie initialized [2018-06-18 14:21:23,972 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:21:23" (1/1) ... [2018-06-18 14:21:24,133 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24 Unit [2018-06-18 14:21:24,133 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 14:21:24,134 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 14:21:24,134 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 14:21:24,134 INFO ]: Boogie Preprocessor initialized [2018-06-18 14:21:24,157 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,157 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,185 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,185 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,198 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,200 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,205 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (1/1) ... [2018-06-18 14:21:24,211 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 14:21:24,212 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 14:21:24,212 INFO ]: Initializing RCFGBuilder... [2018-06-18 14:21:24,212 INFO ]: RCFGBuilder initialized [2018-06-18 14:21:24,213 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (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 [2018-06-18 14:21:24,229 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 14:21:24,229 INFO ]: Found specification of procedure False [2018-06-18 14:21:24,229 INFO ]: Found implementation of procedure False [2018-06-18 14:21:24,229 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 14:21:24,229 INFO ]: Found specification of procedure state [2018-06-18 14:21:24,229 INFO ]: Found implementation of procedure state [2018-06-18 14:21:24,229 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 14:21:24,229 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 14:21:24,229 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 14:21:24,863 INFO ]: Using library mode [2018-06-18 14:21:24,864 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:21:24 BoogieIcfgContainer [2018-06-18 14:21:24,864 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 14:21:24,868 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 14:21:24,868 INFO ]: Initializing TraceAbstraction... [2018-06-18 14:21:24,874 INFO ]: TraceAbstraction initialized [2018-06-18 14:21:24,875 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:21:23" (1/3) ... [2018-06-18 14:21:24,875 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e61dc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 02:21:24, skipping insertion in model container [2018-06-18 14:21:24,876 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:21:24" (2/3) ... [2018-06-18 14:21:24,876 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e61dc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 02:21:24, skipping insertion in model container [2018-06-18 14:21:24,876 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:21:24" (3/3) ... [2018-06-18 14:21:24,879 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 14:21:24,888 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 14:21:24,901 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 14:21:24,948 INFO ]: Using default assertion order modulation [2018-06-18 14:21:24,948 INFO ]: Interprodecural is true [2018-06-18 14:21:24,948 INFO ]: Hoare is false [2018-06-18 14:21:24,948 INFO ]: Compute interpolants for FPandBP [2018-06-18 14:21:24,948 INFO ]: Backedges is TWOTRACK [2018-06-18 14:21:24,948 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 14:21:24,949 INFO ]: Difference is false [2018-06-18 14:21:24,949 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 14:21:24,949 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 14:21:24,969 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 14:21:24,991 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 14:21:24,991 INFO ]: Found error trace [2018-06-18 14:21:24,992 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:21:24,992 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:21:24,999 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 14:21:25,001 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:21:25,002 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:21:25,055 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:21:25,055 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:21:25,055 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:21:25,158 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:21:25,167 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:21:25,413 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 14:21:25,415 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 14:21:25,419 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 14:21:25,421 INFO ]: Interpolant automaton has 4 states [2018-06-18 14:21:25,436 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 14:21:25,437 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:21:25,439 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 14:21:25,583 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 14:21:25,583 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 14:21:25,584 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 14:21:25,585 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 14:21:25,586 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 14:21:25,599 INFO ]: With dead ends: 13 [2018-06-18 14:21:25,599 INFO ]: Without dead ends: 13 [2018-06-18 14:21:25,603 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 [2018-06-18 14:21:25,618 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 14:21:25,642 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 14:21:25,643 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 14:21:25,644 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 14:21:25,648 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 14:21:25,648 INFO ]: Finished accepts. word is rejected. [2018-06-18 14:21:25,648 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 14:21:25,648 INFO ]: Interpolant automaton has 4 states. [2018-06-18 14:21:25,648 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 14:21:25,649 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 14:21:25,649 INFO ]: Found error trace [2018-06-18 14:21:25,649 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:21:25,650 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:21:25,650 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 14:21:25,650 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:21:25,650 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:21:25,651 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:21:25,651 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:21:25,651 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:21:25,871 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:21:25,872 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:21:27,242 WARN ]: Spent 957.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2018-06-18 14:21:27,560 WARN ]: Spent 168.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 1 [2018-06-18 14:21:27,563 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 14:21:27,563 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 14:21:27,563 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 [2018-06-18 14:21:27,580 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:21:27,753 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:21:27,772 INFO ]: Computing forward predicates... [2018-06-18 14:21:28,104 WARN ]: expecting exponential blowup for input size 48 Received shutdown request... [2018-06-18 14:22:23,025 INFO ]: Timeout while computing interpolants [2018-06-18 14:22:23,226 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:22:23,226 WARN ]: Verification canceled [2018-06-18 14:22:23,230 WARN ]: Timeout [2018-06-18 14:22:23,230 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 02:22:23 BoogieIcfgContainer [2018-06-18 14:22:23,230 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 14:22:23,231 INFO ]: Toolchain (without parser) took 59272.42 ms. Allocated memory was 310.4 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 234.0 MB in the beginning and 1.1 GB in the end (delta: -899.5 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-18 14:22:23,233 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 310.4 MB. Free memory is still 276.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 14:22:23,233 INFO ]: ChcToBoogie took 169.28 ms. Allocated memory is still 310.4 MB. Free memory was 234.0 MB in the beginning and 227.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:22:23,234 INFO ]: Boogie Preprocessor took 77.71 ms. Allocated memory is still 310.4 MB. Free memory was 227.0 MB in the beginning and 225.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:22:23,234 INFO ]: RCFGBuilder took 651.61 ms. Allocated memory is still 310.4 MB. Free memory was 225.0 MB in the beginning and 269.8 MB in the end (delta: -44.8 MB). Peak memory consumption was 41.4 MB. Max. memory is 3.6 GB. [2018-06-18 14:22:23,234 INFO ]: TraceAbstraction took 58362.52 ms. Allocated memory was 310.4 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 269.1 MB in the beginning and 1.1 GB in the end (delta: -864.4 MB). Peak memory consumption was 3.6 GB. Max. memory is 3.6 GB. [2018-06-18 14:22:23,246 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 310.4 MB. Free memory is still 276.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 169.28 ms. Allocated memory is still 310.4 MB. Free memory was 234.0 MB in the beginning and 227.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 77.71 ms. Allocated memory is still 310.4 MB. Free memory was 227.0 MB in the beginning and 225.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 651.61 ms. Allocated memory is still 310.4 MB. Free memory was 225.0 MB in the beginning and 269.8 MB in the end (delta: -44.8 MB). Peak memory consumption was 41.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 58362.52 ms. Allocated memory was 310.4 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 269.1 MB in the beginning and 1.1 GB in the end (delta: -864.4 MB). Peak memory consumption was 3.6 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 48 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 58.2s 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, 0.0s SatisfiabilityAnalysisTime, 0.2s 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_14_e7_3162.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_14-22-23-256.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_14_e7_3162.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_14-22-23-256.csv Completed graceful shutdown