java -Xss1g -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/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e3_216.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:08:21,281 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:08:21,283 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:08:21,294 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:08:21,295 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:08:21,295 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:08:21,297 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:08:21,302 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:08:21,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:08:21,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:08:21,305 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:08:21,305 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:08:21,306 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:08:21,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:08:21,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:08:21,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:08:21,312 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:08:21,314 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:08:21,316 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:08:21,317 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:08:21,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:08:21,320 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:08:21,321 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:08:21,321 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:08:21,322 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:08:21,323 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:08:21,324 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:08:21,324 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:08:21,326 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:08:21,326 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:08:21,327 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:08:21,327 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:08:21,328 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:08:21,328 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:08:21,329 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:08:21,329 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 20:08:21,348 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:08:21,348 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:08:21,348 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:08:21,349 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:08:21,354 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:08:21,354 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:08:21,354 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:08:21,354 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:08:21,354 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:08:21,355 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:08:21,355 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:08:21,355 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:08:21,355 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:08:21,355 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:08:21,355 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:08:21,356 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:08:21,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:08:21,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:08:21,356 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:08:21,358 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:08:21,358 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:08:21,405 INFO ]: Repository-Root is: /tmp [2018-06-22 20:08:21,421 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:08:21,426 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:08:21,427 INFO ]: Initializing SmtParser... [2018-06-22 20:08:21,428 INFO ]: SmtParser initialized [2018-06-22 20:08:21,428 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e3_216.smt2 [2018-06-22 20:08:21,429 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 [2018-06-22 20:08:21,523 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e3_216.smt2 unknown [2018-06-22 20:08:21,978 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_2_e3_216.smt2 [2018-06-22 20:08:21,982 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:08:21,996 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:08:21,997 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:08:21,997 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:08:21,997 INFO ]: ChcToBoogie initialized [2018-06-22 20:08:22,000 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:08:21" (1/1) ... [2018-06-22 20:08:22,086 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22 Unit [2018-06-22 20:08:22,086 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:08:22,087 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:08:22,087 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:08:22,087 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:08:22,109 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,109 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,120 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,122 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,131 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,132 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,146 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (1/1) ... [2018-06-22 20:08:22,148 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:08:22,149 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:08:22,149 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:08:22,149 INFO ]: RCFGBuilder initialized [2018-06-22 20:08:22,150 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (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 [2018-06-22 20:08:22,168 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:08:22,168 INFO ]: Found specification of procedure False [2018-06-22 20:08:22,168 INFO ]: Found implementation of procedure False [2018-06-22 20:08:22,168 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:08:22,168 INFO ]: Found specification of procedure state [2018-06-22 20:08:22,168 INFO ]: Found implementation of procedure state [2018-06-22 20:08:22,168 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:08:22,168 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:08:22,168 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 20:08:22,390 INFO ]: Using library mode [2018-06-22 20:08:22,391 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:08:22 BoogieIcfgContainer [2018-06-22 20:08:22,391 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:08:22,392 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:08:22,392 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:08:22,400 INFO ]: TraceAbstraction initialized [2018-06-22 20:08:22,400 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:08:21" (1/3) ... [2018-06-22 20:08:22,401 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3208314a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:08:22, skipping insertion in model container [2018-06-22 20:08:22,401 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:08:22" (2/3) ... [2018-06-22 20:08:22,401 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3208314a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:08:22, skipping insertion in model container [2018-06-22 20:08:22,401 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:08:22" (3/3) ... [2018-06-22 20:08:22,403 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:08:22,412 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:08:22,422 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:08:22,464 INFO ]: Using default assertion order modulation [2018-06-22 20:08:22,464 INFO ]: Interprodecural is true [2018-06-22 20:08:22,464 INFO ]: Hoare is false [2018-06-22 20:08:22,464 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:08:22,464 INFO ]: Backedges is TWOTRACK [2018-06-22 20:08:22,464 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:08:22,464 INFO ]: Difference is false [2018-06-22 20:08:22,464 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:08:22,464 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:08:22,477 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:08:22,486 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:08:22,487 INFO ]: Found error trace [2018-06-22 20:08:22,487 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:08:22,488 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:08:22,492 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:08:22,494 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:08:22,499 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:08:22,531 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:08:22,531 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:08:22,531 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:08:22,582 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:08:22,799 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:08:22,801 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:08:22,802 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:08:22,804 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:08:22,820 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:08:22,821 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:08:22,823 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:08:22,938 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:08:22,938 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:08:22,939 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:08:22,939 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:08:22,940 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:08:22,948 INFO ]: With dead ends: 13 [2018-06-22 20:08:22,949 INFO ]: Without dead ends: 13 [2018-06-22 20:08:22,950 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 [2018-06-22 20:08:22,962 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:08:22,981 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:08:22,982 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:08:22,983 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:08:22,984 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:08:22,984 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:08:22,984 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:08:22,984 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:08:22,984 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:08:22,985 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:08:22,985 INFO ]: Found error trace [2018-06-22 20:08:22,985 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:08:22,985 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:08:22,985 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:08:22,985 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:08:22,985 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:08:22,986 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:08:22,986 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:08:22,986 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:08:23,103 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:08:25,226 WARN ]: Spent 1.76 s on a formula simplification. DAG size of input: 184 DAG size of output: 87 [2018-06-22 20:08:25,321 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:08:25,321 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:08:25,321 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 [2018-06-22 20:08:25,329 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:08:25,392 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:08:25,403 INFO ]: Computing forward predicates... [2018-06-22 20:08:25,855 WARN ]: expecting exponential blowup for input size 30 [2018-06-22 20:08:40,065 WARN ]: Simplifying disjunction of 493920 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:09:36,882 INFO ]: Timeout while computing interpolants [2018-06-22 20:09:37,082 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:09:37,083 WARN ]: Verification canceled [2018-06-22 20:09:37,086 WARN ]: Timeout [2018-06-22 20:09:37,086 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:09:37 BoogieIcfgContainer [2018-06-22 20:09:37,086 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:09:37,087 INFO ]: Toolchain (without parser) took 75104.64 ms. Allocated memory was 306.2 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 250.6 MB in the beginning and 915.3 MB in the end (delta: -664.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-22 20:09:37,088 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:09:37,088 INFO ]: ChcToBoogie took 90.13 ms. Allocated memory is still 306.2 MB. Free memory was 250.6 MB in the beginning and 248.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:37,089 INFO ]: Boogie Preprocessor took 61.37 ms. Allocated memory is still 306.2 MB. Free memory was 248.6 MB in the beginning and 246.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:37,099 INFO ]: RCFGBuilder took 241.88 ms. Allocated memory is still 306.2 MB. Free memory was 246.6 MB in the beginning and 230.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:09:37,100 INFO ]: TraceAbstraction took 74693.80 ms. Allocated memory was 306.2 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 228.7 MB in the beginning and 915.3 MB in the end (delta: -686.6 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-22 20:09:37,103 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 306.2 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 90.13 ms. Allocated memory is still 306.2 MB. Free memory was 250.6 MB in the beginning and 248.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 61.37 ms. Allocated memory is still 306.2 MB. Free memory was 248.6 MB in the beginning and 246.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 241.88 ms. Allocated memory is still 306.2 MB. Free memory was 246.6 MB in the beginning and 230.7 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 74693.80 ms. Allocated memory was 306.2 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 228.7 MB in the beginning and 915.3 MB in the end (delta: -686.6 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 493920 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 74.6s 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, 0.1s 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_2_e3_216.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-09-37-120.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_2_e3_216.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-09-37-120.csv Completed graceful shutdown