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_3_e2_2236_e3_2657.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:08:19,984 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:08:19,986 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:08:20,004 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:08:20,005 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:08:20,006 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:08:20,007 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:08:20,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:08:20,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:08:20,013 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:08:20,014 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:08:20,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:08:20,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:08:20,018 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:08:20,019 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:08:20,020 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:08:20,022 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:08:20,025 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:08:20,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:08:20,027 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:08:20,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:08:20,032 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:08:20,032 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:08:20,032 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:08:20,033 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:08:20,034 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:08:20,035 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:08:20,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:08:20,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:08:20,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:08:20,038 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:08:20,039 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:08:20,039 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:08:20,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:08:20,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:08:20,041 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:08:20,055 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:08:20,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:08:20,056 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:08:20,056 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:08:20,058 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:08:20,058 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:08:20,058 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:08:20,058 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:08:20,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:08:20,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:08:20,059 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:08:20,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:08:20,059 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:08:20,060 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:08:20,060 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:08:20,060 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:08:20,060 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:08:20,062 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:08:20,062 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:08:20,112 INFO ]: Repository-Root is: /tmp [2018-06-18 15:08:20,125 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:08:20,129 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:08:20,131 INFO ]: Initializing SmtParser... [2018-06-18 15:08:20,131 INFO ]: SmtParser initialized [2018-06-18 15:08:20,132 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 [2018-06-18 15:08:20,134 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 15:08:20,243 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 unknown [2018-06-18 15:08:20,802 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e3_2657.smt2 [2018-06-18 15:08:20,807 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:08:20,813 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:08:20,813 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:08:20,813 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:08:20,813 INFO ]: ChcToBoogie initialized [2018-06-18 15:08:20,822 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,922 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20 Unit [2018-06-18 15:08:20,922 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:08:20,923 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:08:20,923 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:08:20,923 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:08:20,947 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,948 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,975 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,975 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,992 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,993 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:20,996 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (1/1) ... [2018-06-18 15:08:21,006 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:08:21,007 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:08:21,007 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:08:21,007 INFO ]: RCFGBuilder initialized [2018-06-18 15:08:21,008 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (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 15:08:21,032 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:08:21,032 INFO ]: Found specification of procedure False [2018-06-18 15:08:21,032 INFO ]: Found implementation of procedure False [2018-06-18 15:08:21,032 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:08:21,032 INFO ]: Found specification of procedure state [2018-06-18 15:08:21,032 INFO ]: Found implementation of procedure state [2018-06-18 15:08:21,032 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:08:21,032 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:08:21,032 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 15:08:21,483 INFO ]: Using library mode [2018-06-18 15:08:21,484 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:08:21 BoogieIcfgContainer [2018-06-18 15:08:21,484 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:08:21,487 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:08:21,487 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:08:21,495 INFO ]: TraceAbstraction initialized [2018-06-18 15:08:21,495 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:08:20" (1/3) ... [2018-06-18 15:08:21,497 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255ba067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:08:21, skipping insertion in model container [2018-06-18 15:08:21,497 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:08:20" (2/3) ... [2018-06-18 15:08:21,497 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255ba067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:08:21, skipping insertion in model container [2018-06-18 15:08:21,497 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:08:21" (3/3) ... [2018-06-18 15:08:21,501 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:08:21,512 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:08:21,525 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:08:21,579 INFO ]: Using default assertion order modulation [2018-06-18 15:08:21,580 INFO ]: Interprodecural is true [2018-06-18 15:08:21,580 INFO ]: Hoare is false [2018-06-18 15:08:21,580 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:08:21,580 INFO ]: Backedges is TWOTRACK [2018-06-18 15:08:21,580 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:08:21,580 INFO ]: Difference is false [2018-06-18 15:08:21,580 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:08:21,580 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:08:21,600 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:08:21,617 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:08:21,617 INFO ]: Found error trace [2018-06-18 15:08:21,619 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:08:21,619 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:08:21,625 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:08:21,628 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:08:21,630 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:08:21,699 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:08:21,699 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:08:21,699 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:08:21,851 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:08:21,862 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:08:22,177 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:08:22,180 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:08:22,180 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:08:22,182 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:08:22,194 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:08:22,195 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:08:22,197 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:08:22,370 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:08:22,370 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:08:22,371 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:08:22,373 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:08:22,373 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:08:22,388 INFO ]: With dead ends: 13 [2018-06-18 15:08:22,388 INFO ]: Without dead ends: 13 [2018-06-18 15:08:22,394 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 15:08:22,413 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:08:22,439 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:08:22,441 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:08:22,441 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:08:22,443 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:08:22,443 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:08:22,443 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:08:22,443 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:08:22,443 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:08:22,445 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:08:22,445 INFO ]: Found error trace [2018-06-18 15:08:22,445 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:08:22,445 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:08:22,445 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:08:22,445 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:08:22,445 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:08:22,446 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:08:22,446 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:08:22,446 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:08:22,579 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:08:22,579 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:08:23,469 WARN ]: Spent 601.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2018-06-18 15:08:23,540 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:08:23,540 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:08:23,540 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 15:08:23,549 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:08:23,694 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:08:23,708 INFO ]: Computing forward predicates... [2018-06-18 15:08:23,992 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:08:24,006 WARN ]: expecting exponential blowup for input size 22 Received shutdown request... [2018-06-18 15:09:19,592 INFO ]: Timeout while computing interpolants [2018-06-18 15:09:19,794 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:09:19,794 WARN ]: Verification canceled [2018-06-18 15:09:19,798 WARN ]: Timeout [2018-06-18 15:09:19,800 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:09:19 BoogieIcfgContainer [2018-06-18 15:09:19,800 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:09:19,802 INFO ]: Toolchain (without parser) took 58992.88 ms. Allocated memory was 308.8 MB in the beginning and 3.2 GB in the end (delta: 2.8 GB). Free memory was 244.1 MB in the beginning and 955.8 MB in the end (delta: -711.7 MB). Peak memory consumption was 2.9 GB. Max. memory is 3.6 GB. [2018-06-18 15:09:19,803 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:09:19,803 INFO ]: ChcToBoogie took 109.35 ms. Allocated memory is still 308.8 MB. Free memory was 244.1 MB in the beginning and 239.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:09:19,820 INFO ]: Boogie Preprocessor took 83.11 ms. Allocated memory is still 308.8 MB. Free memory was 239.1 MB in the beginning and 237.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:09:19,821 INFO ]: RCFGBuilder took 477.86 ms. Allocated memory is still 308.8 MB. Free memory was 237.2 MB in the beginning and 207.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 3.6 GB. [2018-06-18 15:09:19,821 INFO ]: TraceAbstraction took 58313.13 ms. Allocated memory was 308.8 MB in the beginning and 3.2 GB in the end (delta: 2.8 GB). Free memory was 207.6 MB in the beginning and 955.8 MB in the end (delta: -748.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 3.6 GB. [2018-06-18 15:09:19,834 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 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 109.35 ms. Allocated memory is still 308.8 MB. Free memory was 244.1 MB in the beginning and 239.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 83.11 ms. Allocated memory is still 308.8 MB. Free memory was 239.1 MB in the beginning and 237.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 477.86 ms. Allocated memory is still 308.8 MB. Free memory was 237.2 MB in the beginning and 207.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 3.6 GB. * TraceAbstraction took 58313.13 ms. Allocated memory was 308.8 MB in the beginning and 3.2 GB in the end (delta: 2.8 GB). Free memory was 207.6 MB in the beginning and 955.8 MB in the end (delta: -748.2 MB). Peak memory consumption was 2.8 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 22 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 58.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.3s 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_3_e2_2236_e3_2657.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-09-19-860.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3_e2_2236_e3_2657.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-09-19-860.csv Completed graceful shutdown