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/SYNAPSE_123_e7_837_e7_1262.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:43:43,297 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:43:43,299 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:43:43,316 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:43:43,317 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:43:43,318 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:43:43,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:43:43,324 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:43:43,326 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:43:43,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:43:43,329 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:43:43,329 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:43:43,330 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:43:43,331 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:43:43,331 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:43:43,334 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:43:43,336 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:43:43,349 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:43:43,351 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:43:43,352 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:43:43,354 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:43:43,357 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:43:43,357 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:43:43,357 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:43:43,358 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:43:43,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:43:43,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:43:43,360 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:43:43,361 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:43:43,361 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:43:43,362 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:43:43,363 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:43:43,363 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:43:43,364 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:43:43,364 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:43:43,364 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:43:43,388 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:43:43,389 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:43:43,389 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:43:43,389 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:43:43,390 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:43:43,391 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:43:43,391 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:43:43,391 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:43:43,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:43:43,391 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:43:43,392 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:43:43,392 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:43:43,392 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:43:43,392 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:43:43,392 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:43:43,393 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:43:43,393 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:43:43,394 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:43:43,394 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:43:43,452 INFO ]: Repository-Root is: /tmp [2018-06-18 16:43:43,471 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:43:43,478 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:43:43,480 INFO ]: Initializing SmtParser... [2018-06-18 16:43:43,480 INFO ]: SmtParser initialized [2018-06-18 16:43:43,481 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e7_837_e7_1262.smt2 [2018-06-18 16:43:43,482 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 16:43:43,577 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e7_837_e7_1262.smt2 unknown [2018-06-18 16:43:44,008 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_123_e7_837_e7_1262.smt2 [2018-06-18 16:43:44,013 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:43:44,018 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:43:44,019 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:43:44,019 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:43:44,019 INFO ]: ChcToBoogie initialized [2018-06-18 16:43:44,026 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,100 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44 Unit [2018-06-18 16:43:44,100 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:43:44,101 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:43:44,101 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:43:44,101 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:43:44,134 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,134 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,158 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,158 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,169 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,170 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,172 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (1/1) ... [2018-06-18 16:43:44,186 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:43:44,187 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:43:44,187 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:43:44,187 INFO ]: RCFGBuilder initialized [2018-06-18 16:43:44,188 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (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 16:43:44,203 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:43:44,203 INFO ]: Found specification of procedure False [2018-06-18 16:43:44,203 INFO ]: Found implementation of procedure False [2018-06-18 16:43:44,203 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:43:44,203 INFO ]: Found specification of procedure state [2018-06-18 16:43:44,203 INFO ]: Found implementation of procedure state [2018-06-18 16:43:44,203 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:43:44,203 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:43:44,203 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 16:43:44,532 INFO ]: Using library mode [2018-06-18 16:43:44,533 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:43:44 BoogieIcfgContainer [2018-06-18 16:43:44,533 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:43:44,536 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:43:44,536 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:43:44,542 INFO ]: TraceAbstraction initialized [2018-06-18 16:43:44,542 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:43:44" (1/3) ... [2018-06-18 16:43:44,543 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a01b7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:43:44, skipping insertion in model container [2018-06-18 16:43:44,544 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:43:44" (2/3) ... [2018-06-18 16:43:44,544 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a01b7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:43:44, skipping insertion in model container [2018-06-18 16:43:44,544 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:43:44" (3/3) ... [2018-06-18 16:43:44,547 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:43:44,558 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:43:44,571 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:43:44,625 INFO ]: Using default assertion order modulation [2018-06-18 16:43:44,625 INFO ]: Interprodecural is true [2018-06-18 16:43:44,625 INFO ]: Hoare is false [2018-06-18 16:43:44,625 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:43:44,625 INFO ]: Backedges is TWOTRACK [2018-06-18 16:43:44,625 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:43:44,625 INFO ]: Difference is false [2018-06-18 16:43:44,626 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:43:44,626 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:43:44,645 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:43:44,666 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:43:44,666 INFO ]: Found error trace [2018-06-18 16:43:44,667 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:43:44,668 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:43:44,674 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 16:43:44,676 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:43:44,676 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:43:44,728 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:43:44,729 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:43:44,729 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:43:44,839 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:43:44,849 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:43:45,184 WARN ]: Spent 105.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 8 [2018-06-18 16:43:45,187 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:43:45,189 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:43:45,189 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:43:45,191 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:43:45,203 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:43:45,203 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:43:45,205 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:43:45,293 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:43:45,293 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:43:45,294 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:43:45,295 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:43:45,295 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:43:45,319 INFO ]: With dead ends: 13 [2018-06-18 16:43:45,319 INFO ]: Without dead ends: 13 [2018-06-18 16:43:45,321 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 [2018-06-18 16:43:45,359 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:43:45,410 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:43:45,412 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:43:45,412 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:43:45,414 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:43:45,414 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:43:45,414 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:43:45,414 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:43:45,414 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:43:45,415 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:43:45,415 INFO ]: Found error trace [2018-06-18 16:43:45,416 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:43:45,416 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:43:45,416 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 16:43:45,416 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:43:45,416 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:43:45,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:43:45,426 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:43:45,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:43:45,550 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:43:45,551 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:43:48,396 WARN ]: Spent 2.38 s on a formula simplification. DAG size of input: 247 DAG size of output: 88 [2018-06-18 16:43:48,495 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:43:48,495 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:43:48,495 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 16:43:48,503 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:43:48,602 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:43:48,618 INFO ]: Computing forward predicates... [2018-06-18 16:44:11,957 WARN ]: expecting exponential blowup for input size 26 [2018-06-18 16:44:23,216 WARN ]: Simplifying disjunction of 362880 conjuctions. This might take some time... Received shutdown request... [2018-06-18 16:44:35,466 INFO ]: Timeout while computing interpolants [2018-06-18 16:44:35,667 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:44:35,667 WARN ]: Verification canceled [2018-06-18 16:44:35,671 WARN ]: Timeout [2018-06-18 16:44:35,671 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:44:35 BoogieIcfgContainer [2018-06-18 16:44:35,671 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:44:35,672 INFO ]: Toolchain (without parser) took 51658.47 ms. Allocated memory was 304.1 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 249.5 MB in the beginning and 1.1 GB in the end (delta: -812.2 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-18 16:44:35,674 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:44:35,674 INFO ]: ChcToBoogie took 81.76 ms. Allocated memory is still 304.1 MB. Free memory was 249.5 MB in the beginning and 245.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:44:35,675 INFO ]: Boogie Preprocessor took 85.28 ms. Allocated memory is still 304.1 MB. Free memory was 245.5 MB in the beginning and 244.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:44:35,675 INFO ]: RCFGBuilder took 346.42 ms. Allocated memory is still 304.1 MB. Free memory was 244.4 MB in the beginning and 225.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:44:35,676 INFO ]: TraceAbstraction took 51135.46 ms. Allocated memory was 304.1 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 224.5 MB in the beginning and 1.1 GB in the end (delta: -837.2 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-18 16:44:35,687 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 81.76 ms. Allocated memory is still 304.1 MB. Free memory was 249.5 MB in the beginning and 245.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.28 ms. Allocated memory is still 304.1 MB. Free memory was 245.5 MB in the beginning and 244.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 346.42 ms. Allocated memory is still 304.1 MB. Free memory was 244.4 MB in the beginning and 225.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 51135.46 ms. Allocated memory was 304.1 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 224.5 MB in the beginning and 1.1 GB in the end (delta: -837.2 MB). Peak memory consumption was 1.8 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 XNF transformer was simplifying 362880 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 51.0s 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 168 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/SYNAPSE_123_e7_837_e7_1262.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-44-35-701.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_123_e7_837_e7_1262.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-44-35-701.csv Completed graceful shutdown