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_3_e3_518_e8_922.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:48:20,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:48:20,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:48:20,488 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:48:20,488 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:48:20,489 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:48:20,490 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:48:20,492 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:48:20,493 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:48:20,494 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:48:20,495 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:48:20,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:48:20,496 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:48:20,499 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:48:20,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:48:20,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:48:20,502 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:48:20,504 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:48:20,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:48:20,507 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:48:20,508 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:48:20,510 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:48:20,511 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:48:20,511 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:48:20,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:48:20,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:48:20,513 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:48:20,514 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:48:20,515 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:48:20,515 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:48:20,516 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:48:20,517 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:48:20,517 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:48:20,518 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:48:20,518 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:48:20,519 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:48:20,536 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:48:20,537 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:48:20,537 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:48:20,537 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:48:20,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:48:20,539 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:48:20,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:48:20,539 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:48:20,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:48:20,540 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:48:20,540 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:48:20,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:48:20,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:48:20,541 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:48:20,541 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:48:20,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:48:20,541 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:48:20,543 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:48:20,543 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:48:20,603 INFO ]: Repository-Root is: /tmp [2018-06-18 16:48:20,619 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:48:20,623 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:48:20,625 INFO ]: Initializing SmtParser... [2018-06-18 16:48:20,625 INFO ]: SmtParser initialized [2018-06-18 16:48:20,626 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 [2018-06-18 16:48:20,627 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 16:48:20,715 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 unknown [2018-06-18 16:48:21,097 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 [2018-06-18 16:48:21,102 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:48:21,107 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:48:21,108 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:48:21,108 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:48:21,108 INFO ]: ChcToBoogie initialized [2018-06-18 16:48:21,115 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,199 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21 Unit [2018-06-18 16:48:21,199 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:48:21,200 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:48:21,200 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:48:21,200 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:48:21,248 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,248 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,277 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,277 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,283 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,284 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,295 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (1/1) ... [2018-06-18 16:48:21,298 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:48:21,299 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:48:21,299 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:48:21,299 INFO ]: RCFGBuilder initialized [2018-06-18 16:48:21,300 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (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 16:48:21,325 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:48:21,325 INFO ]: Found specification of procedure False [2018-06-18 16:48:21,325 INFO ]: Found implementation of procedure False [2018-06-18 16:48:21,325 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:48:21,325 INFO ]: Found specification of procedure state [2018-06-18 16:48:21,325 INFO ]: Found implementation of procedure state [2018-06-18 16:48:21,325 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:48:21,326 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:48:21,326 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 16:48:21,617 INFO ]: Using library mode [2018-06-18 16:48:21,618 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:48:21 BoogieIcfgContainer [2018-06-18 16:48:21,618 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:48:21,625 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:48:21,625 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:48:21,632 INFO ]: TraceAbstraction initialized [2018-06-18 16:48:21,632 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:48:21" (1/3) ... [2018-06-18 16:48:21,633 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b4ef8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:48:21, skipping insertion in model container [2018-06-18 16:48:21,633 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:48:21" (2/3) ... [2018-06-18 16:48:21,633 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b4ef8ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:48:21, skipping insertion in model container [2018-06-18 16:48:21,633 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:48:21" (3/3) ... [2018-06-18 16:48:21,635 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:48:21,645 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:48:21,652 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:48:21,696 INFO ]: Using default assertion order modulation [2018-06-18 16:48:21,697 INFO ]: Interprodecural is true [2018-06-18 16:48:21,697 INFO ]: Hoare is false [2018-06-18 16:48:21,697 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:48:21,697 INFO ]: Backedges is TWOTRACK [2018-06-18 16:48:21,697 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:48:21,697 INFO ]: Difference is false [2018-06-18 16:48:21,697 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:48:21,697 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:48:21,713 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:48:21,725 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:48:21,725 INFO ]: Found error trace [2018-06-18 16:48:21,726 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:48:21,726 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:48:21,730 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:48:21,731 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:48:21,732 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:48:21,770 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:48:21,770 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:48:21,770 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:48:21,854 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:48:21,864 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:48:22,070 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:48:22,071 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:48:22,072 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:48:22,073 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:48:22,084 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:48:22,084 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:48:22,086 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:48:22,221 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:48:22,221 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:48:22,222 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:48:22,224 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:48:22,224 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:48:22,240 INFO ]: With dead ends: 13 [2018-06-18 16:48:22,240 INFO ]: Without dead ends: 13 [2018-06-18 16:48:22,244 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 16:48:22,262 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:48:22,282 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:48:22,283 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:48:22,284 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:48:22,285 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:48:22,285 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:48:22,285 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:48:22,285 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:48:22,285 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:48:22,287 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:48:22,287 INFO ]: Found error trace [2018-06-18 16:48:22,287 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:48:22,287 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:48:22,288 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:48:22,288 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:48:22,288 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:48:22,289 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:48:22,289 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:48:22,289 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:48:22,385 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:48:22,386 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:48:24,772 WARN ]: Spent 1.94 s on a formula simplification. DAG size of input: 187 DAG size of output: 90 [2018-06-18 16:48:24,898 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:48:24,898 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:48:24,898 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 16:48:24,907 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:48:24,993 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:48:25,006 INFO ]: Computing forward predicates... [2018-06-18 16:48:25,515 WARN ]: expecting exponential blowup for input size 20 [2018-06-18 16:48:26,405 WARN ]: Simplifying disjunction of 56448 conjuctions. This might take some time... Received shutdown request... [2018-06-18 16:49:41,820 INFO ]: Timeout while computing interpolants [2018-06-18 16:49:42,021 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:49:42,021 WARN ]: Verification canceled [2018-06-18 16:49:42,025 WARN ]: Timeout [2018-06-18 16:49:42,025 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:49:42 BoogieIcfgContainer [2018-06-18 16:49:42,025 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:49:42,026 INFO ]: Toolchain (without parser) took 80923.15 ms. Allocated memory was 308.3 MB in the beginning and 514.3 MB in the end (delta: 206.0 MB). Free memory was 254.9 MB in the beginning and 300.7 MB in the end (delta: -45.8 MB). Peak memory consumption was 221.1 MB. Max. memory is 3.6 GB. [2018-06-18 16:49:42,027 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:49:42,027 INFO ]: ChcToBoogie took 91.95 ms. Allocated memory is still 308.3 MB. Free memory was 254.9 MB in the beginning and 250.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:49:42,028 INFO ]: Boogie Preprocessor took 98.01 ms. Allocated memory is still 308.3 MB. Free memory was 250.9 MB in the beginning and 248.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:49:42,028 INFO ]: RCFGBuilder took 319.24 ms. Allocated memory is still 308.3 MB. Free memory was 248.9 MB in the beginning and 232.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:49:42,029 INFO ]: TraceAbstraction took 80400.64 ms. Allocated memory was 308.3 MB in the beginning and 514.3 MB in the end (delta: 206.0 MB). Free memory was 232.9 MB in the beginning and 300.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 199.2 MB. Max. memory is 3.6 GB. [2018-06-18 16:49:42,043 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 91.95 ms. Allocated memory is still 308.3 MB. Free memory was 254.9 MB in the beginning and 250.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 98.01 ms. Allocated memory is still 308.3 MB. Free memory was 250.9 MB in the beginning and 248.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 319.24 ms. Allocated memory is still 308.3 MB. Free memory was 248.9 MB in the beginning and 232.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80400.64 ms. Allocated memory was 308.3 MB in the beginning and 514.3 MB in the end (delta: 206.0 MB). Free memory was 232.9 MB in the beginning and 300.7 MB in the end (delta: -67.8 MB). Peak memory consumption was 199.2 MB. 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 56448 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.3s 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, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.2s 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/SYNAPSE_3_e3_518_e8_922.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-49-42-051.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e3_518_e8_922.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-49-42-051.csv Completed graceful shutdown