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/FIREFLY_luke_1b_e3_671_e1_725.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:37:24,835 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:37:24,837 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:37:24,849 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:37:24,849 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:37:24,850 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:37:24,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:37:24,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:37:24,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:37:24,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:37:24,861 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:37:24,861 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:37:24,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:37:24,863 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:37:24,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:37:24,867 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:37:24,869 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:37:24,881 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:37:24,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:37:24,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:37:24,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:37:24,886 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:37:24,886 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:37:24,887 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:37:24,887 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:37:24,888 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:37:24,892 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:37:24,893 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:37:24,894 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:37:24,894 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:37:24,895 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:37:24,895 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:37:24,895 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:37:24,900 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:37:24,901 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:37:24,901 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:37:24,919 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:37:24,920 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:37:24,920 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:37:24,920 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:37:24,922 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:37:24,922 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:37:24,922 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:37:24,922 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:37:24,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:37:24,923 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:37:24,923 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:37:24,924 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:37:24,924 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:37:24,924 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:37:24,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:37:24,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:37:24,925 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:37:24,926 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:37:24,926 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:37:24,980 INFO ]: Repository-Root is: /tmp [2018-06-18 15:37:24,996 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:37:25,004 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:37:25,006 INFO ]: Initializing SmtParser... [2018-06-18 15:37:25,006 INFO ]: SmtParser initialized [2018-06-18 15:37:25,006 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 [2018-06-18 15:37:25,008 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 15:37:25,105 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 unknown [2018-06-18 15:37:25,678 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e1_725.smt2 [2018-06-18 15:37:25,683 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:37:25,688 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:37:25,688 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:37:25,688 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:37:25,689 INFO ]: ChcToBoogie initialized [2018-06-18 15:37:25,695 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,779 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25 Unit [2018-06-18 15:37:25,779 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:37:25,780 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:37:25,780 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:37:25,780 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:37:25,797 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,797 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,808 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,808 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,823 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,825 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,827 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (1/1) ... [2018-06-18 15:37:25,831 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:37:25,831 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:37:25,832 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:37:25,832 INFO ]: RCFGBuilder initialized [2018-06-18 15:37:25,832 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (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) [2018-06-18 15:37:25,847 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:37:25,847 INFO ]: Found specification of procedure False [2018-06-18 15:37:25,847 INFO ]: Found implementation of procedure False [2018-06-18 15:37:25,847 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:37:25,847 INFO ]: Found specification of procedure state [2018-06-18 15:37:25,847 INFO ]: Found implementation of procedure state [2018-06-18 15:37:25,847 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:37:25,847 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:37:25,847 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 [2018-06-18 15:37:26,284 INFO ]: Using library mode [2018-06-18 15:37:26,286 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:37:26 BoogieIcfgContainer [2018-06-18 15:37:26,286 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:37:26,287 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:37:26,287 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:37:26,291 INFO ]: TraceAbstraction initialized [2018-06-18 15:37:26,291 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:37:25" (1/3) ... [2018-06-18 15:37:26,292 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187f21c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:37:26, skipping insertion in model container [2018-06-18 15:37:26,292 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:37:25" (2/3) ... [2018-06-18 15:37:26,292 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187f21c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:37:26, skipping insertion in model container [2018-06-18 15:37:26,292 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:37:26" (3/3) ... [2018-06-18 15:37:26,294 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:37:26,305 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:37:26,315 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:37:26,363 INFO ]: Using default assertion order modulation [2018-06-18 15:37:26,364 INFO ]: Interprodecural is true [2018-06-18 15:37:26,364 INFO ]: Hoare is false [2018-06-18 15:37:26,364 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:37:26,364 INFO ]: Backedges is TWOTRACK [2018-06-18 15:37:26,364 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:37:26,364 INFO ]: Difference is false [2018-06-18 15:37:26,364 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:37:26,364 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:37:26,383 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:37:26,400 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:37:26,400 INFO ]: Found error trace [2018-06-18 15:37:26,401 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:37:26,401 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:37:26,407 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:37:26,409 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:37:26,409 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:37:26,458 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:37:26,458 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:37:26,458 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:37:26,552 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:37:26,562 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:37:26,717 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:37:26,718 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:37:26,718 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:37:26,720 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:37:26,733 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:37:26,733 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:37:26,735 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:37:26,885 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:37:26,885 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:37:26,888 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:37:26,889 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:37:26,890 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:37:26,906 INFO ]: With dead ends: 13 [2018-06-18 15:37:26,906 INFO ]: Without dead ends: 13 [2018-06-18 15:37:26,909 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:37:26,927 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:37:26,967 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:37:26,968 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:37:26,969 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:37:26,972 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:37:26,972 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:37:26,972 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:37:26,972 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:37:26,972 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:37:26,974 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:37:26,974 INFO ]: Found error trace [2018-06-18 15:37:26,974 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:37:26,974 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:37:26,974 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:37:26,974 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:37:26,974 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:37:26,975 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:37:26,975 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:37:26,975 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:37:27,194 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:37:27,195 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:37:30,261 WARN ]: Spent 2.50 s on a formula simplification. DAG size of input: 383 DAG size of output: 170 [2018-06-18 15:37:30,768 WARN ]: Spent 364.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 14 [2018-06-18 15:37:30,772 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:37:30,772 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:37:30,772 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 15:37:30,783 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:37:30,911 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:37:30,925 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:38:36,476 INFO ]: Timeout while computing interpolants [2018-06-18 15:38:36,677 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:38:36,677 WARN ]: Verification canceled [2018-06-18 15:38:36,681 WARN ]: Timeout [2018-06-18 15:38:36,681 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:38:36 BoogieIcfgContainer [2018-06-18 15:38:36,681 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:38:36,682 INFO ]: Toolchain (without parser) took 70998.63 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.4 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:38:36,683 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:38:36,683 INFO ]: ChcToBoogie took 90.78 ms. Allocated memory is still 305.1 MB. Free memory was 240.4 MB in the beginning and 235.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:38:36,683 INFO ]: Boogie Preprocessor took 51.24 ms. Allocated memory is still 305.1 MB. Free memory was 235.5 MB in the beginning and 233.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:38:36,684 INFO ]: RCFGBuilder took 454.30 ms. Allocated memory is still 305.1 MB. Free memory was 233.5 MB in the beginning and 204.5 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:38:36,684 INFO ]: TraceAbstraction took 70393.96 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:38:36,695 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 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 90.78 ms. Allocated memory is still 305.1 MB. Free memory was 240.4 MB in the beginning and 235.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 51.24 ms. Allocated memory is still 305.1 MB. Free memory was 235.5 MB in the beginning and 233.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 454.30 ms. Allocated memory is still 305.1 MB. Free memory was 233.5 MB in the beginning and 204.5 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70393.96 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). 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 32 quantified variables from 39 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.3s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s 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, 0.1s 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/FIREFLY_luke_1b_e3_671_e1_725.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-38-36-708.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e3_671_e1_725.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-38-36-708.csv Completed graceful shutdown