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_e7_207_e8_241.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:30:23,309 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:30:23,311 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:30:23,325 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:30:23,325 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:30:23,329 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:30:23,330 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:30:23,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:30:23,335 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:30:23,337 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:30:23,338 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:30:23,338 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:30:23,339 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:30:23,343 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:30:23,343 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:30:23,344 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:30:23,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:30:23,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:30:23,361 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:30:23,362 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:30:23,363 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:30:23,365 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:30:23,366 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:30:23,370 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:30:23,371 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:30:23,372 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:30:23,373 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:30:23,373 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:30:23,374 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:30:23,375 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:30:23,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:30:23,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:30:23,376 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:30:23,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:30:23,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:30:23,378 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:30:23,391 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:30:23,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:30:23,392 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:30:23,392 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:30:23,393 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:30:23,393 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:30:23,394 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:30:23,394 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:30:23,394 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:30:23,394 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:30:23,394 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:30:23,395 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:30:23,397 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:30:23,397 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:30:23,442 INFO ]: Repository-Root is: /tmp [2018-06-18 16:30:23,454 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:30:23,457 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:30:23,461 INFO ]: Initializing SmtParser... [2018-06-18 16:30:23,462 INFO ]: SmtParser initialized [2018-06-18 16:30:23,462 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e7_207_e8_241.smt2 [2018-06-18 16:30:23,464 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 16:30:23,563 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e7_207_e8_241.smt2 unknown [2018-06-18 16:30:23,931 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e7_207_e8_241.smt2 [2018-06-18 16:30:23,936 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:30:23,943 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:30:23,943 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:30:23,943 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:30:23,944 INFO ]: ChcToBoogie initialized [2018-06-18 16:30:23,952 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:30:23" (1/1) ... [2018-06-18 16:30:24,022 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24 Unit [2018-06-18 16:30:24,022 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:30:24,022 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:30:24,023 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:30:24,023 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:30:24,047 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,047 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,061 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,061 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,077 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,078 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,080 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... [2018-06-18 16:30:24,089 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:30:24,090 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:30:24,090 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:30:24,090 INFO ]: RCFGBuilder initialized [2018-06-18 16:30:24,091 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:30:24,112 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:30:24,112 INFO ]: Found specification of procedure False [2018-06-18 16:30:24,112 INFO ]: Found implementation of procedure False [2018-06-18 16:30:24,112 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:30:24,112 INFO ]: Found specification of procedure state [2018-06-18 16:30:24,112 INFO ]: Found implementation of procedure state [2018-06-18 16:30:24,112 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:30:24,113 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:30:24,113 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 16:30:24,504 INFO ]: Using library mode [2018-06-18 16:30:24,504 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:30:24 BoogieIcfgContainer [2018-06-18 16:30:24,505 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:30:24,506 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:30:24,506 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:30:24,514 INFO ]: TraceAbstraction initialized [2018-06-18 16:30:24,515 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:30:23" (1/3) ... [2018-06-18 16:30:24,515 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1313d1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:30:24, skipping insertion in model container [2018-06-18 16:30:24,516 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:30:24" (2/3) ... [2018-06-18 16:30:24,516 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1313d1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:30:24, skipping insertion in model container [2018-06-18 16:30:24,516 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:30:24" (3/3) ... [2018-06-18 16:30:24,518 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:30:24,527 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:30:24,537 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:30:24,589 INFO ]: Using default assertion order modulation [2018-06-18 16:30:24,589 INFO ]: Interprodecural is true [2018-06-18 16:30:24,590 INFO ]: Hoare is false [2018-06-18 16:30:24,590 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:30:24,590 INFO ]: Backedges is TWOTRACK [2018-06-18 16:30:24,590 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:30:24,590 INFO ]: Difference is false [2018-06-18 16:30:24,590 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:30:24,590 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:30:24,606 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:30:24,624 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:30:24,624 INFO ]: Found error trace [2018-06-18 16:30:24,625 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:30:24,625 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:30:24,631 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:30:24,634 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:30:24,634 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:30:24,685 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:30:24,685 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:30:24,686 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:30:24,765 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:30:24,783 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:30:24,927 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:30:24,930 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:30:24,930 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:30:24,932 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:30:24,947 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:30:24,947 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:30:24,950 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:30:25,092 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:30:25,092 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:30:25,094 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:30:25,095 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:30:25,096 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:30:25,111 INFO ]: With dead ends: 13 [2018-06-18 16:30:25,111 INFO ]: Without dead ends: 13 [2018-06-18 16:30:25,113 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 16:30:25,133 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:30:25,155 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:30:25,156 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:30:25,157 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:30:25,158 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:30:25,159 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:30:25,159 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:30:25,159 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:30:25,159 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:30:25,167 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:30:25,167 INFO ]: Found error trace [2018-06-18 16:30:25,167 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:30:25,167 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:30:25,167 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:30:25,168 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:30:25,168 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:30:25,169 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:30:25,169 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:30:25,169 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:30:25,229 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:30:25,232 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:30:25,993 WARN ]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-06-18 16:30:26,051 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:30:26,051 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:30:26,052 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 16:30:26,060 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:30:26,123 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:30:26,134 INFO ]: Computing forward predicates... [2018-06-18 16:30:30,659 WARN ]: expecting exponential blowup for input size 26 Received shutdown request... [2018-06-18 16:31:12,872 INFO ]: Timeout while computing interpolants [2018-06-18 16:31:13,073 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:31:13,073 WARN ]: Verification canceled [2018-06-18 16:31:13,077 WARN ]: Timeout [2018-06-18 16:31:13,078 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:31:13 BoogieIcfgContainer [2018-06-18 16:31:13,078 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:31:13,079 INFO ]: Toolchain (without parser) took 49141.59 ms. Allocated memory was 304.6 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 251.0 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-18 16:31:13,079 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 304.6 MB. Free memory is still 267.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:31:13,080 INFO ]: ChcToBoogie took 78.81 ms. Allocated memory is still 304.6 MB. Free memory was 249.0 MB in the beginning and 247.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:31:13,080 INFO ]: Boogie Preprocessor took 67.06 ms. Allocated memory is still 304.6 MB. Free memory was 247.0 MB in the beginning and 245.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:31:13,081 INFO ]: RCFGBuilder took 414.44 ms. Allocated memory is still 304.6 MB. Free memory was 245.1 MB in the beginning and 227.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:31:13,082 INFO ]: TraceAbstraction took 48571.72 ms. Allocated memory was 304.6 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 227.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-18 16:31:13,090 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 304.6 MB. Free memory is still 267.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 78.81 ms. Allocated memory is still 304.6 MB. Free memory was 249.0 MB in the beginning and 247.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 67.06 ms. Allocated memory is still 304.6 MB. Free memory was 247.0 MB in the beginning and 245.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 414.44 ms. Allocated memory is still 304.6 MB. Free memory was 245.1 MB in the beginning and 227.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 48571.72 ms. Allocated memory was 304.6 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 227.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 26 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 48.4s 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_e7_207_e8_241.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-31-13-102.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/production_cell_e7_207_e8_241.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-31-13-102.csv Completed graceful shutdown