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/production_cell.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:31:16,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:31:16,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:31:16,344 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:31:16,344 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:31:16,345 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:31:16,346 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:31:16,351 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:31:16,352 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:31:16,354 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:31:16,355 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:31:16,355 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:31:16,356 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:31:16,359 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:31:16,359 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:31:16,360 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:31:16,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:31:16,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:31:16,365 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:31:16,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:31:16,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:31:16,369 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:31:16,370 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:31:16,370 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:31:16,371 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:31:16,372 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:31:16,372 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:31:16,373 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:31:16,374 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:31:16,374 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:31:16,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:31:16,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:31:16,376 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:31:16,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:31:16,377 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:31:16,378 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:31:16,391 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:31:16,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:31:16,391 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:31:16,392 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:31:16,393 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:31:16,393 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:31:16,393 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:31:16,394 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:31:16,394 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:31:16,394 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:31:16,394 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:31:16,394 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:31:16,394 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:31:16,395 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:31:16,395 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:31:16,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:31:16,395 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:31:16,397 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:31:16,397 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:31:16,452 INFO ]: Repository-Root is: /tmp [2018-06-18 16:31:16,469 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:31:16,472 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:31:16,475 INFO ]: Initializing SmtParser... [2018-06-18 16:31:16,475 INFO ]: SmtParser initialized [2018-06-18 16:31:16,476 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell.smt2 [2018-06-18 16:31:16,477 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 16:31:16,572 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell.smt2 unknown [2018-06-18 16:31:16,952 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell.smt2 [2018-06-18 16:31:16,964 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:31:16,970 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:31:16,970 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:31:16,970 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:31:16,970 INFO ]: ChcToBoogie initialized [2018-06-18 16:31:16,987 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:31:16" (1/1) ... [2018-06-18 16:31:17,064 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17 Unit [2018-06-18 16:31:17,064 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:31:17,065 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:31:17,065 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:31:17,065 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:31:17,089 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,089 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,102 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,102 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,118 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,119 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,121 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (1/1) ... [2018-06-18 16:31:17,123 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:31:17,124 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:31:17,124 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:31:17,124 INFO ]: RCFGBuilder initialized [2018-06-18 16:31:17,125 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (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 16:31:17,161 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:31:17,161 INFO ]: Found specification of procedure False [2018-06-18 16:31:17,161 INFO ]: Found implementation of procedure False [2018-06-18 16:31:17,161 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:31:17,161 INFO ]: Found specification of procedure state [2018-06-18 16:31:17,161 INFO ]: Found implementation of procedure state [2018-06-18 16:31:17,161 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:31:17,161 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:31:17,161 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 16:31:17,411 INFO ]: Using library mode [2018-06-18 16:31:17,412 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:31:17 BoogieIcfgContainer [2018-06-18 16:31:17,412 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:31:17,413 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:31:17,413 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:31:17,416 INFO ]: TraceAbstraction initialized [2018-06-18 16:31:17,416 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:31:16" (1/3) ... [2018-06-18 16:31:17,417 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf028be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:31:17, skipping insertion in model container [2018-06-18 16:31:17,417 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:31:17" (2/3) ... [2018-06-18 16:31:17,417 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bf028be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:31:17, skipping insertion in model container [2018-06-18 16:31:17,418 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:31:17" (3/3) ... [2018-06-18 16:31:17,419 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:31:17,428 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:31:17,437 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:31:17,475 INFO ]: Using default assertion order modulation [2018-06-18 16:31:17,475 INFO ]: Interprodecural is true [2018-06-18 16:31:17,476 INFO ]: Hoare is false [2018-06-18 16:31:17,476 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:31:17,476 INFO ]: Backedges is TWOTRACK [2018-06-18 16:31:17,476 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:31:17,476 INFO ]: Difference is false [2018-06-18 16:31:17,476 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:31:17,476 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:31:17,488 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:31:17,498 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:31:17,498 INFO ]: Found error trace [2018-06-18 16:31:17,499 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:31:17,499 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:31:17,504 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 16:31:17,505 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:31:17,505 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:31:17,539 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:31:17,539 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:31:17,539 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:31:17,617 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:31:17,628 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:31:17,752 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:31:17,754 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:31:17,754 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:31:17,755 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:31:17,766 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:31:17,766 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:31:17,768 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:31:17,907 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:31:17,907 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:31:17,908 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:31:17,910 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:31:17,910 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:31:17,926 INFO ]: With dead ends: 13 [2018-06-18 16:31:17,926 INFO ]: Without dead ends: 13 [2018-06-18 16:31:17,928 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:31:17,942 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:31:17,963 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:31:17,964 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:31:17,964 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:31:17,965 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:31:17,966 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:31:17,966 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:31:17,966 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:31:17,966 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:31:17,967 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:31:17,967 INFO ]: Found error trace [2018-06-18 16:31:17,967 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:31:17,967 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:31:17,967 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 16:31:17,967 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:31:17,967 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:31:17,968 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:31:17,968 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:31:17,968 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:31:18,021 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:31:18,022 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:31:18,938 WARN ]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-06-18 16:31:19,063 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:31:19,063 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:31:19,063 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 16:31:19,071 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:31:19,130 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:31:19,141 INFO ]: Computing forward predicates... [2018-06-18 16:31:24,644 WARN ]: expecting exponential blowup for input size 25 Received shutdown request... [2018-06-18 16:32:05,331 INFO ]: Timeout while computing interpolants [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Forcibly destroying the process [2018-06-18 16:32:05,695 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:32:05,695 WARN ]: Verification canceled [2018-06-18 16:32:05,701 WARN ]: Timeout [2018-06-18 16:32:05,701 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:32:05 BoogieIcfgContainer [2018-06-18 16:32:05,701 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:32:05,702 INFO ]: Toolchain (without parser) took 48737.97 ms. Allocated memory was 308.3 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 256.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 3.6 GB. [2018-06-18 16:32:05,703 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:32:05,703 INFO ]: ChcToBoogie took 94.27 ms. Allocated memory is still 308.3 MB. Free memory was 255.8 MB in the beginning and 252.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:32:05,704 INFO ]: Boogie Preprocessor took 58.72 ms. Allocated memory is still 308.3 MB. Free memory was 252.9 MB in the beginning and 251.9 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. [2018-06-18 16:32:05,705 INFO ]: RCFGBuilder took 287.53 ms. Allocated memory is still 308.3 MB. Free memory was 251.9 MB in the beginning and 233.8 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:32:05,705 INFO ]: TraceAbstraction took 48288.29 ms. Allocated memory was 308.3 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 233.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 3.6 GB. [2018-06-18 16:32:05,708 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 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 94.27 ms. Allocated memory is still 308.3 MB. Free memory was 255.8 MB in the beginning and 252.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 58.72 ms. Allocated memory is still 308.3 MB. Free memory was 252.9 MB in the beginning and 251.9 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. * RCFGBuilder took 287.53 ms. Allocated memory is still 308.3 MB. Free memory was 251.9 MB in the beginning and 233.8 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 48288.29 ms. Allocated memory was 308.3 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 233.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). 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 25 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 48.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/production_cell.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-32-05-735.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/production_cell.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-32-05-735.csv Completed graceful shutdown