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_3_e3_3846.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:40:48,950 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:40:48,952 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:40:48,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:40:48,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:40:48,973 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:40:48,974 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:40:48,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:40:48,978 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:40:48,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:40:48,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:40:48,981 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:40:48,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:40:48,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:40:48,985 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:40:48,986 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:40:48,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:40:48,998 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:40:48,999 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:40:49,000 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:40:49,001 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:40:49,006 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:40:49,006 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:40:49,006 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:40:49,007 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:40:49,007 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:40:49,010 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:40:49,011 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:40:49,012 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:40:49,012 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:40:49,012 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:40:49,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:40:49,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:40:49,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:40:49,020 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:40:49,020 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 16:40:49,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:40:49,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:40:49,040 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:40:49,040 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:40:49,041 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:40:49,042 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:40:49,042 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:40:49,042 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:40:49,042 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:40:49,042 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:40:49,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:40:49,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:40:49,043 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:40:49,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:40:49,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:40:49,043 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:40:49,046 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:40:49,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:40:49,046 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:40:49,048 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:40:49,048 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:40:49,098 INFO ]: Repository-Root is: /tmp [2018-06-22 16:40:49,116 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:40:49,123 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:40:49,124 INFO ]: Initializing SmtParser... [2018-06-22 16:40:49,125 INFO ]: SmtParser initialized [2018-06-22 16:40:49,125 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_3846.smt2 [2018-06-22 16:40:49,127 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 16:40:49,219 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_3846.smt2 unknown [2018-06-22 16:40:49,829 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_3846.smt2 [2018-06-22 16:40:49,833 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:40:49,839 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:40:49,840 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:40:49,840 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:40:49,849 INFO ]: ChcToBoogie initialized [2018-06-22 16:40:49,852 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:49,967 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49 Unit [2018-06-22 16:40:49,967 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:40:49,968 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:40:49,968 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:40:49,968 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:40:49,997 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:49,997 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,024 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,025 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,045 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,046 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,061 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (1/1) ... [2018-06-22 16:40:50,070 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:40:50,071 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:40:50,071 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:40:50,071 INFO ]: RCFGBuilder initialized [2018-06-22 16:40:50,071 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (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 16:40:50,093 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:40:50,093 INFO ]: Found specification of procedure False [2018-06-22 16:40:50,093 INFO ]: Found implementation of procedure False [2018-06-22 16:40:50,093 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:40:50,093 INFO ]: Found specification of procedure state [2018-06-22 16:40:50,093 INFO ]: Found implementation of procedure state [2018-06-22 16:40:50,093 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:40:50,093 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:40:50,093 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 16:40:50,708 INFO ]: Using library mode [2018-06-22 16:40:50,709 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:40:50 BoogieIcfgContainer [2018-06-22 16:40:50,709 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:40:50,710 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:40:50,710 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:40:50,716 INFO ]: TraceAbstraction initialized [2018-06-22 16:40:50,716 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:40:49" (1/3) ... [2018-06-22 16:40:50,717 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75692e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:40:50, skipping insertion in model container [2018-06-22 16:40:50,717 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:40:49" (2/3) ... [2018-06-22 16:40:50,717 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75692e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:40:50, skipping insertion in model container [2018-06-22 16:40:50,717 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:40:50" (3/3) ... [2018-06-22 16:40:50,720 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:40:50,729 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:40:50,739 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:40:50,788 INFO ]: Using default assertion order modulation [2018-06-22 16:40:50,788 INFO ]: Interprodecural is true [2018-06-22 16:40:50,788 INFO ]: Hoare is false [2018-06-22 16:40:50,788 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:40:50,788 INFO ]: Backedges is TWOTRACK [2018-06-22 16:40:50,788 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:40:50,788 INFO ]: Difference is false [2018-06-22 16:40:50,788 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:40:50,788 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:40:50,805 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:40:50,819 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:40:50,819 INFO ]: Found error trace [2018-06-22 16:40:50,820 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:40:50,820 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:40:50,826 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:40:50,828 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:40:50,829 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:40:50,879 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:40:50,879 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:40:50,879 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:40:51,056 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:40:51,402 WARN ]: Spent 148.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 13 [2018-06-22 16:40:51,405 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:40:51,407 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:40:51,407 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:40:51,409 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:40:51,419 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:40:51,419 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:40:51,421 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:40:51,542 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:40:51,543 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:40:51,543 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:40:51,544 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:40:51,544 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:40:51,556 INFO ]: With dead ends: 13 [2018-06-22 16:40:51,556 INFO ]: Without dead ends: 13 [2018-06-22 16:40:51,560 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 16:40:51,575 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:40:51,594 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:40:51,596 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:40:51,596 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:40:51,597 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:40:51,597 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:40:51,597 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:40:51,597 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:40:51,598 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:40:51,599 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:40:51,599 INFO ]: Found error trace [2018-06-22 16:40:51,599 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:40:51,599 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:40:51,599 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:40:51,599 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:40:51,599 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:40:51,600 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:40:51,600 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:40:51,600 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:40:51,865 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:40:54,840 WARN ]: Spent 2.29 s on a formula simplification. DAG size of input: 463 DAG size of output: 158 [2018-06-22 16:40:55,289 WARN ]: Spent 310.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 16 [2018-06-22 16:40:55,292 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:40:55,292 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:40:55,292 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 16:40:55,302 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:40:55,449 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:40:55,467 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 16:42:01,882 INFO ]: Timeout while computing interpolants [2018-06-22 16:42:02,083 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:42:02,083 WARN ]: Verification canceled [2018-06-22 16:42:02,088 WARN ]: Timeout [2018-06-22 16:42:02,088 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:42:02 BoogieIcfgContainer [2018-06-22 16:42:02,088 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:42:02,089 INFO ]: Toolchain (without parser) took 72255.12 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 226.4 MB in the beginning and 720.2 MB in the end (delta: -493.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:42:02,090 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:42:02,090 INFO ]: ChcToBoogie took 128.20 ms. Allocated memory is still 303.0 MB. Free memory was 225.4 MB in the beginning and 222.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:42:02,097 INFO ]: Boogie Preprocessor took 102.01 ms. Allocated memory is still 303.0 MB. Free memory was 222.4 MB in the beginning and 220.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:42:02,097 INFO ]: RCFGBuilder took 638.64 ms. Allocated memory was 303.0 MB in the beginning and 322.4 MB in the end (delta: 19.4 MB). Free memory was 220.5 MB in the beginning and 282.4 MB in the end (delta: -61.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 3.6 GB. [2018-06-22 16:42:02,098 INFO ]: TraceAbstraction took 71377.86 ms. Allocated memory was 322.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 282.4 MB in the beginning and 720.2 MB in the end (delta: -437.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:42:02,100 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 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 128.20 ms. Allocated memory is still 303.0 MB. Free memory was 225.4 MB in the beginning and 222.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 102.01 ms. Allocated memory is still 303.0 MB. Free memory was 222.4 MB in the beginning and 220.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 638.64 ms. Allocated memory was 303.0 MB in the beginning and 322.4 MB in the end (delta: 19.4 MB). Free memory was 220.5 MB in the beginning and 282.4 MB in the end (delta: -61.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71377.86 ms. Allocated memory was 322.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 282.4 MB in the beginning and 720.2 MB in the end (delta: -437.8 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 66 quantified variables from 79 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.3s 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, 0.1s 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, 280 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_3_e3_3846.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-42-02-119.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_3_e3_3846.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-42-02-119.csv Completed graceful shutdown