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/FIREFLY_a3_e2_2086_e1_3235.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:59:09,992 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:59:09,994 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:59:10,007 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:59:10,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:59:10,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:59:10,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:59:10,014 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:59:10,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:59:10,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:59:10,017 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:59:10,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:59:10,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:59:10,021 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:59:10,022 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:59:10,025 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:59:10,027 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:59:10,029 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:59:10,042 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:59:10,043 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:59:10,044 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:59:10,046 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:59:10,046 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:59:10,046 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:59:10,047 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:59:10,048 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:59:10,054 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:59:10,055 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:59:10,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:59:10,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:59:10,057 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:59:10,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:59:10,058 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:59:10,058 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:59:10,064 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:59:10,064 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 17:59:10,083 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:59:10,083 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:59:10,083 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:59:10,084 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:59:10,085 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:59:10,085 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:59:10,085 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:59:10,085 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:59:10,085 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:59:10,086 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:59:10,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:59:10,086 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:59:10,086 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:59:10,086 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:59:10,087 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:59:10,087 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:59:10,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:59:10,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:59:10,087 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:59:10,088 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:59:10,089 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:59:10,126 INFO ]: Repository-Root is: /tmp [2018-06-22 17:59:10,139 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:59:10,147 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:59:10,148 INFO ]: Initializing SmtParser... [2018-06-22 17:59:10,149 INFO ]: SmtParser initialized [2018-06-22 17:59:10,149 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e1_3235.smt2 [2018-06-22 17:59:10,151 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 17:59:10,246 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e1_3235.smt2 unknown [2018-06-22 17:59:10,727 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086_e1_3235.smt2 [2018-06-22 17:59:10,731 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:59:10,737 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:59:10,737 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:59:10,737 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:59:10,737 INFO ]: ChcToBoogie initialized [2018-06-22 17:59:10,740 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,795 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10 Unit [2018-06-22 17:59:10,795 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:59:10,795 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:59:10,795 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:59:10,796 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:59:10,837 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,837 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,856 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,857 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,868 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,869 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,882 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (1/1) ... [2018-06-22 17:59:10,889 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:59:10,890 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:59:10,890 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:59:10,890 INFO ]: RCFGBuilder initialized [2018-06-22 17:59:10,890 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (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 17:59:10,909 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:59:10,909 INFO ]: Found specification of procedure False [2018-06-22 17:59:10,909 INFO ]: Found implementation of procedure False [2018-06-22 17:59:10,909 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:59:10,909 INFO ]: Found specification of procedure state [2018-06-22 17:59:10,909 INFO ]: Found implementation of procedure state [2018-06-22 17:59:10,909 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:59:10,909 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:59:10,909 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 17:59:11,275 INFO ]: Using library mode [2018-06-22 17:59:11,276 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:59:11 BoogieIcfgContainer [2018-06-22 17:59:11,276 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:59:11,277 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:59:11,277 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:59:11,284 INFO ]: TraceAbstraction initialized [2018-06-22 17:59:11,284 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:59:10" (1/3) ... [2018-06-22 17:59:11,285 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:59:11, skipping insertion in model container [2018-06-22 17:59:11,285 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:59:10" (2/3) ... [2018-06-22 17:59:11,285 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:59:11, skipping insertion in model container [2018-06-22 17:59:11,285 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:59:11" (3/3) ... [2018-06-22 17:59:11,287 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:59:11,296 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:59:11,308 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:59:11,348 INFO ]: Using default assertion order modulation [2018-06-22 17:59:11,348 INFO ]: Interprodecural is true [2018-06-22 17:59:11,348 INFO ]: Hoare is false [2018-06-22 17:59:11,348 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:59:11,348 INFO ]: Backedges is TWOTRACK [2018-06-22 17:59:11,348 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:59:11,348 INFO ]: Difference is false [2018-06-22 17:59:11,348 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:59:11,349 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:59:11,362 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:59:11,371 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:59:11,371 INFO ]: Found error trace [2018-06-22 17:59:11,372 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:59:11,372 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:59:11,379 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:59:11,381 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:59:11,382 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:59:11,419 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:11,419 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:11,419 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:11,538 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:11,902 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:59:11,904 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:59:11,904 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:59:11,907 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:59:11,922 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:59:11,923 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:59:11,925 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:59:12,018 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:59:12,018 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:59:12,019 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:59:12,020 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:59:12,021 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:59:12,034 INFO ]: With dead ends: 13 [2018-06-22 17:59:12,034 INFO ]: Without dead ends: 13 [2018-06-22 17:59:12,036 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:59:12,053 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:59:12,075 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:59:12,076 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:59:12,076 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:59:12,078 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:59:12,078 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:59:12,078 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:59:12,078 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:59:12,078 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:59:12,079 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:59:12,079 INFO ]: Found error trace [2018-06-22 17:59:12,079 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:59:12,079 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:59:12,079 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:59:12,079 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:59:12,080 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:59:12,080 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:12,080 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:12,080 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:59:12,274 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:16,722 WARN ]: Spent 3.93 s on a formula simplification. DAG size of input: 420 DAG size of output: 221 [2018-06-22 17:59:17,139 WARN ]: Spent 211.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 4 [2018-06-22 17:59:17,143 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:59:17,143 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:59:17,143 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:59:17,153 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:59:17,286 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:59:17,304 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:00:23,187 INFO ]: Timeout while computing interpolants [2018-06-22 18:00:23,388 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:00:23,388 WARN ]: Verification canceled [2018-06-22 18:00:23,392 WARN ]: Timeout [2018-06-22 18:00:23,393 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:00:23 BoogieIcfgContainer [2018-06-22 18:00:23,393 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:00:23,394 INFO ]: Toolchain (without parser) took 72662.09 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.8 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. [2018-06-22 18:00:23,395 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:00:23,395 INFO ]: ChcToBoogie took 57.90 ms. Allocated memory is still 307.2 MB. Free memory was 240.8 MB in the beginning and 237.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:23,396 INFO ]: Boogie Preprocessor took 93.62 ms. Allocated memory is still 307.2 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:23,396 INFO ]: RCFGBuilder took 386.12 ms. Allocated memory is still 307.2 MB. Free memory was 235.7 MB in the beginning and 203.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 3.6 GB. [2018-06-22 18:00:23,397 INFO ]: TraceAbstraction took 72115.59 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.2 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. [2018-06-22 18:00:23,406 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 57.90 ms. Allocated memory is still 307.2 MB. Free memory was 240.8 MB in the beginning and 237.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 93.62 ms. Allocated memory is still 307.2 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 386.12 ms. Allocated memory is still 307.2 MB. Free memory was 235.7 MB in the beginning and 203.2 MB in the end (delta: 32.4 MB). Peak memory consumption was 32.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72115.59 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.2 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. * 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 56 quantified variables from 75 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.0s 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, 0.2s 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, 184 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_a3_e2_2086_e1_3235.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-00-23-429.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e2_2086_e1_3235.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-00-23-429.csv Completed graceful shutdown