java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e3_2607.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:15:44,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:15:44,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:15:44,963 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:15:44,963 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:15:44,965 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:15:44,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:15:44,970 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:15:44,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:15:44,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:15:44,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:15:44,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:15:44,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:15:44,979 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:15:44,980 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:15:44,981 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:15:44,995 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:15:44,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:15:44,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:15:44,999 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:15:45,000 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:15:45,008 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:15:45,009 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:15:45,009 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:15:45,010 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:15:45,011 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:15:45,012 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:15:45,012 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:15:45,013 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:15:45,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:15:45,017 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:15:45,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:15:45,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:15:45,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:15:45,021 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:15:45,021 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 17:15:45,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:15:45,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:15:45,046 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:15:45,046 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:15:45,047 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:15:45,048 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:15:45,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:15:45,048 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:15:45,048 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:15:45,048 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:15:45,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:15:45,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:15:45,050 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:15:45,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:15:45,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:15:45,050 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:15:45,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:15:45,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:15:45,051 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:15:45,052 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:15:45,052 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:15:45,110 INFO ]: Repository-Root is: /tmp [2018-06-22 17:15:45,125 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:15:45,130 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:15:45,131 INFO ]: Initializing SmtParser... [2018-06-22 17:15:45,132 INFO ]: SmtParser initialized [2018-06-22 17:15:45,132 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e3_2607.smt2 [2018-06-22 17:15:45,134 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 17:15:45,224 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e3_2607.smt2 unknown [2018-06-22 17:15:45,892 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e2_6104_e3_2607.smt2 [2018-06-22 17:15:45,896 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:15:45,902 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:15:45,903 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:15:45,903 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:15:45,903 INFO ]: ChcToBoogie initialized [2018-06-22 17:15:45,906 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:45,986 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45 Unit [2018-06-22 17:15:45,986 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:15:45,987 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:15:45,987 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:15:45,987 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:15:46,012 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,013 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,041 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,041 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,060 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,061 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,065 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (1/1) ... [2018-06-22 17:15:46,078 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:15:46,079 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:15:46,079 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:15:46,079 INFO ]: RCFGBuilder initialized [2018-06-22 17:15:46,080 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (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 17:15:46,094 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:15:46,094 INFO ]: Found specification of procedure False [2018-06-22 17:15:46,094 INFO ]: Found implementation of procedure False [2018-06-22 17:15:46,094 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:15:46,094 INFO ]: Found specification of procedure state [2018-06-22 17:15:46,094 INFO ]: Found implementation of procedure state [2018-06-22 17:15:46,094 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:15:46,094 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:15:46,094 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:15:46,618 INFO ]: Using library mode [2018-06-22 17:15:46,618 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:15:46 BoogieIcfgContainer [2018-06-22 17:15:46,618 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:15:46,620 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:15:46,620 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:15:46,626 INFO ]: TraceAbstraction initialized [2018-06-22 17:15:46,627 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:15:45" (1/3) ... [2018-06-22 17:15:46,628 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:15:46, skipping insertion in model container [2018-06-22 17:15:46,628 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:15:45" (2/3) ... [2018-06-22 17:15:46,628 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:15:46, skipping insertion in model container [2018-06-22 17:15:46,628 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:15:46" (3/3) ... [2018-06-22 17:15:46,630 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:15:46,641 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:15:46,651 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:15:46,702 INFO ]: Using default assertion order modulation [2018-06-22 17:15:46,703 INFO ]: Interprodecural is true [2018-06-22 17:15:46,703 INFO ]: Hoare is false [2018-06-22 17:15:46,703 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:15:46,703 INFO ]: Backedges is TWOTRACK [2018-06-22 17:15:46,703 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:15:46,703 INFO ]: Difference is false [2018-06-22 17:15:46,703 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:15:46,703 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:15:46,719 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:15:46,732 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:15:46,732 INFO ]: Found error trace [2018-06-22 17:15:46,733 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:15:46,734 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:15:46,739 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:15:46,741 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:15:46,741 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:15:46,788 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:46,788 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:46,788 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:46,953 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:47,707 WARN ]: Spent 455.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 19 [2018-06-22 17:15:47,711 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:15:47,713 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:15:47,713 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:15:47,714 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:15:47,724 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:15:47,725 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:15:47,726 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:15:47,846 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:15:47,846 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:15:47,847 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:15:47,848 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:15:47,848 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:15:47,857 INFO ]: With dead ends: 13 [2018-06-22 17:15:47,857 INFO ]: Without dead ends: 13 [2018-06-22 17:15:47,859 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:15:47,876 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:15:47,913 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:15:47,914 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:15:47,915 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:15:47,916 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:15:47,917 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:15:47,917 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:15:47,917 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:15:47,917 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:15:47,918 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:15:47,918 INFO ]: Found error trace [2018-06-22 17:15:47,918 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:15:47,918 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:15:47,918 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:15:47,919 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:15:47,919 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:15:47,920 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:47,920 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:47,920 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:15:48,165 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:51,788 WARN ]: Spent 2.91 s on a formula simplification. DAG size of input: 533 DAG size of output: 212 [2018-06-22 17:15:52,240 WARN ]: Spent 247.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 4 [2018-06-22 17:15:52,243 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:15:52,244 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:15:52,244 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 17:15:52,262 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:15:52,433 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:15:52,458 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:16:55,094 INFO ]: Timeout while computing interpolants [2018-06-22 17:16:55,295 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:16:55,295 WARN ]: Verification canceled [2018-06-22 17:16:55,300 WARN ]: Timeout [2018-06-22 17:16:55,300 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:16:55 BoogieIcfgContainer [2018-06-22 17:16:55,300 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:16:55,301 INFO ]: Toolchain (without parser) took 69404.44 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.3 MB in the beginning and 251.1 MB in the end (delta: -18.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:16:55,302 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:16:55,302 INFO ]: ChcToBoogie took 83.67 ms. Allocated memory is still 309.9 MB. Free memory was 232.3 MB in the beginning and 229.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:55,303 INFO ]: Boogie Preprocessor took 91.66 ms. Allocated memory is still 309.9 MB. Free memory was 229.3 MB in the beginning and 226.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:55,309 INFO ]: RCFGBuilder took 539.53 ms. Allocated memory was 309.9 MB in the beginning and 327.2 MB in the end (delta: 17.3 MB). Free memory was 226.3 MB in the beginning and 287.0 MB in the end (delta: -60.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:16:55,309 INFO ]: TraceAbstraction took 68680.44 ms. Allocated memory was 327.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 287.0 MB in the beginning and 251.1 MB in the end (delta: 35.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:16:55,312 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 83.67 ms. Allocated memory is still 309.9 MB. Free memory was 232.3 MB in the beginning and 229.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 91.66 ms. Allocated memory is still 309.9 MB. Free memory was 229.3 MB in the beginning and 226.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 539.53 ms. Allocated memory was 309.9 MB in the beginning and 327.2 MB in the end (delta: 17.3 MB). Free memory was 226.3 MB in the beginning and 287.0 MB in the end (delta: -60.7 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68680.44 ms. Allocated memory was 327.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 287.0 MB in the beginning and 251.1 MB in the end (delta: 35.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 65 quantified variables from 83 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.6s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s 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, 0.7s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e2_6104_e3_2607.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-16-55-332.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e2_6104_e3_2607.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-16-55-332.csv Completed graceful shutdown