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/ticket3i_all_e7_1837.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:09:23,860 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:09:23,862 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:09:23,874 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 17:09:23,875 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 17:09:23,876 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 17:09:23,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 17:09:23,879 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 17:09:23,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 17:09:23,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 17:09:23,884 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 17:09:23,884 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 17:09:23,885 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 17:09:23,887 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 17:09:23,887 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 17:09:23,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 17:09:23,892 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 17:09:23,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 17:09:23,900 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 17:09:23,901 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 17:09:23,904 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 17:09:23,907 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 17:09:23,907 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 17:09:23,907 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 17:09:23,908 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 17:09:23,909 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 17:09:23,910 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 17:09:23,911 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 17:09:23,916 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 17:09:23,917 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 17:09:23,917 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 17:09:23,918 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 17:09:23,918 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 17:09:23,919 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 17:09:23,922 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 17:09:23,923 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 17:09:23,942 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:09:23,942 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:09:23,943 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 17:09:23,943 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 17:09:23,944 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 17:09:23,944 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 17:09:23,945 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 17:09:23,945 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 17:09:23,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 17:09:23,945 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 17:09:23,945 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 17:09:23,946 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 17:09:23,948 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:09:23,949 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:09:24,000 INFO ]: Repository-Root is: /tmp [2018-06-18 17:09:24,017 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:09:24,020 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:09:24,022 INFO ]: Initializing SmtParser... [2018-06-18 17:09:24,022 INFO ]: SmtParser initialized [2018-06-18 17:09:24,023 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 [2018-06-18 17:09:24,024 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 17:09:24,116 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 unknown [2018-06-18 17:09:24,690 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_all_e7_1837.smt2 [2018-06-18 17:09:24,703 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 17:09:24,709 INFO ]: Walking toolchain with 4 elements. [2018-06-18 17:09:24,709 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 17:09:24,709 INFO ]: Initializing ChcToBoogie... [2018-06-18 17:09:24,710 INFO ]: ChcToBoogie initialized [2018-06-18 17:09:24,717 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,884 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24 Unit [2018-06-18 17:09:24,884 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 17:09:24,885 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 17:09:24,885 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 17:09:24,885 INFO ]: Boogie Preprocessor initialized [2018-06-18 17:09:24,908 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,908 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,931 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,931 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,940 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,942 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,945 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (1/1) ... [2018-06-18 17:09:24,950 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 17:09:24,951 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 17:09:24,951 INFO ]: Initializing RCFGBuilder... [2018-06-18 17:09:24,951 INFO ]: RCFGBuilder initialized [2018-06-18 17:09:24,952 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (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) [2018-06-18 17:09:24,963 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 17:09:24,963 INFO ]: Found specification of procedure False Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 17:09:24,964 INFO ]: Found implementation of procedure False [2018-06-18 17:09:24,964 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 17:09:24,964 INFO ]: Found specification of procedure state [2018-06-18 17:09:24,964 INFO ]: Found implementation of procedure state [2018-06-18 17:09:24,964 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 17:09:24,964 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 17:09:24,964 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 17:09:25,365 INFO ]: Using library mode [2018-06-18 17:09:25,365 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 05:09:25 BoogieIcfgContainer [2018-06-18 17:09:25,365 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 17:09:25,367 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 17:09:25,367 INFO ]: Initializing TraceAbstraction... [2018-06-18 17:09:25,371 INFO ]: TraceAbstraction initialized [2018-06-18 17:09:25,372 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:09:24" (1/3) ... [2018-06-18 17:09:25,373 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78de0402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 05:09:25, skipping insertion in model container [2018-06-18 17:09:25,373 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:09:24" (2/3) ... [2018-06-18 17:09:25,373 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78de0402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 05:09:25, skipping insertion in model container [2018-06-18 17:09:25,373 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 05:09:25" (3/3) ... [2018-06-18 17:09:25,376 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 17:09:25,385 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 17:09:25,396 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 17:09:25,450 INFO ]: Using default assertion order modulation [2018-06-18 17:09:25,451 INFO ]: Interprodecural is true [2018-06-18 17:09:25,451 INFO ]: Hoare is false [2018-06-18 17:09:25,451 INFO ]: Compute interpolants for FPandBP [2018-06-18 17:09:25,451 INFO ]: Backedges is TWOTRACK [2018-06-18 17:09:25,451 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 17:09:25,451 INFO ]: Difference is false [2018-06-18 17:09:25,451 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 17:09:25,451 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 17:09:25,469 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 17:09:25,486 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 17:09:25,486 INFO ]: Found error trace [2018-06-18 17:09:25,487 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 17:09:25,487 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 17:09:25,495 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 17:09:25,497 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 17:09:25,497 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 17:09:25,547 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:09:25,547 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:09:25,547 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:09:25,703 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:09:25,713 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:09:26,198 WARN ]: Spent 226.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 20 [2018-06-18 17:09:26,202 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 17:09:26,207 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 17:09:26,207 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 17:09:26,209 INFO ]: Interpolant automaton has 4 states [2018-06-18 17:09:26,221 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 17:09:26,222 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 17:09:26,223 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 17:09:26,369 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 17:09:26,370 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 17:09:26,371 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 17:09:26,372 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 17:09:26,373 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 17:09:26,389 INFO ]: With dead ends: 13 [2018-06-18 17:09:26,389 INFO ]: Without dead ends: 13 [2018-06-18 17:09:26,391 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 17:09:26,408 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 17:09:26,450 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 17:09:26,453 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 17:09:26,453 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 17:09:26,454 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 17:09:26,455 INFO ]: Finished accepts. word is rejected. [2018-06-18 17:09:26,455 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 17:09:26,455 INFO ]: Interpolant automaton has 4 states. [2018-06-18 17:09:26,455 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 17:09:26,456 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 17:09:26,456 INFO ]: Found error trace [2018-06-18 17:09:26,457 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 17:09:26,457 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 17:09:26,457 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 17:09:26,457 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 17:09:26,457 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 17:09:26,458 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:09:26,458 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:09:26,458 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:09:26,659 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:09:26,660 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:09:28,479 WARN ]: Spent 1.42 s on a formula simplification. DAG size of input: 166 DAG size of output: 61 [2018-06-18 17:09:28,689 WARN ]: Spent 100.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 5 [2018-06-18 17:09:28,691 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 17:09:28,691 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 17:09:28,691 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 17:09:28,698 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:09:28,817 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:09:28,829 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 17:10:35,384 INFO ]: Timeout while computing interpolants [2018-06-18 17:10:35,585 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 17:10:35,585 WARN ]: Verification canceled [2018-06-18 17:10:35,590 WARN ]: Timeout [2018-06-18 17:10:35,590 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 05:10:35 BoogieIcfgContainer [2018-06-18 17:10:35,590 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 17:10:35,591 INFO ]: Toolchain (without parser) took 70887.10 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 238.8 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:10:35,593 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 307.2 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:10:35,593 INFO ]: ChcToBoogie took 175.40 ms. Allocated memory is still 307.2 MB. Free memory was 238.8 MB in the beginning and 232.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:10:35,594 INFO ]: Boogie Preprocessor took 65.42 ms. Allocated memory is still 307.2 MB. Free memory was 232.8 MB in the beginning and 230.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:10:35,594 INFO ]: RCFGBuilder took 414.35 ms. Allocated memory is still 307.2 MB. Free memory was 230.8 MB in the beginning and 198.9 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. [2018-06-18 17:10:35,595 INFO ]: TraceAbstraction took 70223.18 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 196.9 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:10:35,609 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 307.2 MB. Free memory is still 271.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 175.40 ms. Allocated memory is still 307.2 MB. Free memory was 238.8 MB in the beginning and 232.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 65.42 ms. Allocated memory is still 307.2 MB. Free memory was 232.8 MB in the beginning and 230.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 414.35 ms. Allocated memory is still 307.2 MB. Free memory was 230.8 MB in the beginning and 198.9 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70223.18 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 196.9 MB in the beginning and 1.3 GB in the end (delta: -1.1 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 13 quantified variables from 19 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.1s 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, 0.3s 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, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 424 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/ticket3i_all_e7_1837.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_17-10-35-624.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_all_e7_1837.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_17-10-35-624.csv Completed graceful shutdown