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_8_e2_1711_e3_1753.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:18:49,960 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:18:49,963 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:18:49,978 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:18:49,979 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:18:49,980 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:18:49,981 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:18:49,984 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:18:49,986 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:18:49,987 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:18:49,988 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:18:49,989 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:18:49,989 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:18:49,990 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:18:49,993 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:18:49,994 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:18:49,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:18:50,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:18:50,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:18:50,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:18:50,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:18:50,013 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:18:50,013 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:18:50,013 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:18:50,014 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:18:50,018 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:18:50,019 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:18:50,020 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:18:50,020 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:18:50,022 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:18:50,023 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:18:50,024 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:18:50,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:18:50,025 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:18:50,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:18:50,025 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:18:50,048 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:18:50,049 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:18:50,049 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:18:50,049 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:18:50,050 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:18:50,050 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:18:50,056 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:18:50,057 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:18:50,057 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:18:50,058 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:18:50,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:18:50,058 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:18:50,059 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:18:50,060 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:18:50,107 INFO ]: Repository-Root is: /tmp [2018-06-18 15:18:50,124 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:18:50,127 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:18:50,129 INFO ]: Initializing SmtParser... [2018-06-18 15:18:50,129 INFO ]: SmtParser initialized [2018-06-18 15:18:50,130 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 [2018-06-18 15:18:50,131 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 15:18:50,225 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 unknown [2018-06-18 15:18:50,746 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 [2018-06-18 15:18:50,751 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:18:50,764 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:18:50,765 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:18:50,765 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:18:50,765 INFO ]: ChcToBoogie initialized [2018-06-18 15:18:50,779 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:50,966 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50 Unit [2018-06-18 15:18:50,966 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:18:50,967 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:18:50,967 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:18:50,967 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:18:50,989 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:50,989 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,020 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,020 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,038 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,040 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,043 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (1/1) ... [2018-06-18 15:18:51,055 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:18:51,056 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:18:51,056 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:18:51,056 INFO ]: RCFGBuilder initialized [2018-06-18 15:18:51,057 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (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 15:18:51,067 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:18:51,067 INFO ]: Found specification of procedure False [2018-06-18 15:18:51,067 INFO ]: Found implementation of procedure False [2018-06-18 15:18:51,067 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:18:51,067 INFO ]: Found specification of procedure state [2018-06-18 15:18:51,067 INFO ]: Found implementation of procedure state [2018-06-18 15:18:51,067 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:18:51,067 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:18:51,067 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 15:18:51,459 INFO ]: Using library mode [2018-06-18 15:18:51,459 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:18:51 BoogieIcfgContainer [2018-06-18 15:18:51,460 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:18:51,462 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:18:51,462 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:18:51,465 INFO ]: TraceAbstraction initialized [2018-06-18 15:18:51,466 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:18:50" (1/3) ... [2018-06-18 15:18:51,466 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eae13e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:18:51, skipping insertion in model container [2018-06-18 15:18:51,467 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:18:50" (2/3) ... [2018-06-18 15:18:51,467 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eae13e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:18:51, skipping insertion in model container [2018-06-18 15:18:51,467 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:18:51" (3/3) ... [2018-06-18 15:18:51,471 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:18:51,482 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:18:51,492 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:18:51,542 INFO ]: Using default assertion order modulation [2018-06-18 15:18:51,542 INFO ]: Interprodecural is true [2018-06-18 15:18:51,542 INFO ]: Hoare is false [2018-06-18 15:18:51,542 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:18:51,542 INFO ]: Backedges is TWOTRACK [2018-06-18 15:18:51,542 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:18:51,543 INFO ]: Difference is false [2018-06-18 15:18:51,543 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:18:51,543 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:18:51,556 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:18:51,566 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:18:51,566 INFO ]: Found error trace [2018-06-18 15:18:51,569 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:18:51,569 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:18:51,575 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:18:51,577 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:18:51,578 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:18:51,619 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:18:51,619 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:18:51,619 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:18:51,747 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:18:51,756 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:18:52,028 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:18:52,032 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:18:52,032 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:18:52,034 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:18:52,045 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:18:52,045 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:18:52,047 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:18:52,204 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:18:52,204 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:18:52,205 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:18:52,206 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:18:52,207 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:18:52,220 INFO ]: With dead ends: 13 [2018-06-18 15:18:52,220 INFO ]: Without dead ends: 13 [2018-06-18 15:18:52,222 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:18:52,240 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:18:52,262 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:18:52,263 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:18:52,264 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:18:52,265 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:18:52,265 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:18:52,265 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:18:52,265 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:18:52,265 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:18:52,267 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:18:52,267 INFO ]: Found error trace [2018-06-18 15:18:52,267 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:18:52,267 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:18:52,267 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:18:52,267 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:18:52,267 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:18:52,268 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:18:52,268 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:18:52,268 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:18:52,418 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:18:52,418 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:18:53,731 WARN ]: Spent 1.02 s on a formula simplification. DAG size of input: 132 DAG size of output: 47 [2018-06-18 15:18:54,220 WARN ]: Spent 436.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 1 [2018-06-18 15:18:54,222 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:18:54,222 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:18:54,222 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 15:18:54,237 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:18:54,367 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:18:54,379 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:19:59,838 INFO ]: Timeout while computing interpolants [2018-06-18 15:20:00,039 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:20:00,039 WARN ]: Verification canceled [2018-06-18 15:20:00,043 WARN ]: Timeout [2018-06-18 15:20:00,043 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:20:00 BoogieIcfgContainer [2018-06-18 15:20:00,043 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:20:00,044 INFO ]: Toolchain (without parser) took 69292.32 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.5 MB in the beginning and 1.0 GB in the end (delta: -785.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:20:00,045 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:20:00,045 INFO ]: ChcToBoogie took 201.91 ms. Allocated memory is still 304.1 MB. Free memory was 239.5 MB in the beginning and 234.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:20:00,046 INFO ]: Boogie Preprocessor took 88.27 ms. Allocated memory is still 304.1 MB. Free memory was 234.5 MB in the beginning and 233.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. [2018-06-18 15:20:00,046 INFO ]: RCFGBuilder took 403.79 ms. Allocated memory is still 304.1 MB. Free memory was 233.5 MB in the beginning and 204.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. [2018-06-18 15:20:00,047 INFO ]: TraceAbstraction took 68581.05 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.3 MB in the beginning and 1.0 GB in the end (delta: -821.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:20:00,050 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 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 201.91 ms. Allocated memory is still 304.1 MB. Free memory was 239.5 MB in the beginning and 234.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 88.27 ms. Allocated memory is still 304.1 MB. Free memory was 234.5 MB in the beginning and 233.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. * RCFGBuilder took 403.79 ms. Allocated memory is still 304.1 MB. Free memory was 233.5 MB in the beginning and 204.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68581.05 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.3 MB in the beginning and 1.0 GB in the end (delta: -821.5 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 31 quantified variables from 39 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e3_1753.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-20-00-061.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e3_1753.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-20-00-061.csv Completed graceful shutdown