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_3_e3_518_e8_922.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:10:31,237 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:10:31,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:10:31,254 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:10:31,254 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:10:31,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:10:31,259 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:10:31,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:10:31,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:10:31,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:10:31,265 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:10:31,265 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:10:31,266 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:10:31,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:10:31,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:10:31,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:10:31,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:10:31,281 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:10:31,283 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:10:31,283 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:10:31,287 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:10:31,289 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:10:31,289 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:10:31,289 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:10:31,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:10:31,293 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:10:31,294 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:10:31,294 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:10:31,298 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:10:31,298 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:10:31,299 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:10:31,299 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:10:31,299 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:10:31,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:10:31,301 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:10:31,302 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 20:10:31,321 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:10:31,321 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:10:31,322 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:10:31,322 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:10:31,323 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:10:31,324 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:10:31,324 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:10:31,324 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:10:31,324 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:10:31,324 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:10:31,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:10:31,325 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:10:31,325 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:10:31,325 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:10:31,325 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:10:31,326 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:10:31,326 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:10:31,326 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:10:31,326 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:10:31,328 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:10:31,328 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:10:31,380 INFO ]: Repository-Root is: /tmp [2018-06-22 20:10:31,398 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:10:31,404 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:10:31,405 INFO ]: Initializing SmtParser... [2018-06-22 20:10:31,405 INFO ]: SmtParser initialized [2018-06-22 20:10:31,406 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 [2018-06-22 20:10:31,407 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 20:10:31,498 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 unknown [2018-06-22 20:10:31,853 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e3_518_e8_922.smt2 [2018-06-22 20:10:31,866 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:10:31,873 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:10:31,874 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:10:31,874 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:10:31,874 INFO ]: ChcToBoogie initialized [2018-06-22 20:10:31,886 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:31,958 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31 Unit [2018-06-22 20:10:31,958 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:10:31,968 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:10:31,968 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:10:31,968 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:10:32,009 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,009 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,025 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,025 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,040 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,042 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,043 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (1/1) ... [2018-06-22 20:10:32,051 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:10:32,052 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:10:32,052 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:10:32,052 INFO ]: RCFGBuilder initialized [2018-06-22 20:10:32,054 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (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) [2018-06-22 20:10:32,070 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:10:32,070 INFO ]: Found specification of procedure False [2018-06-22 20:10:32,070 INFO ]: Found implementation of procedure False [2018-06-22 20:10:32,070 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:10:32,070 INFO ]: Found specification of procedure state [2018-06-22 20:10:32,070 INFO ]: Found implementation of procedure state [2018-06-22 20:10:32,070 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:10:32,070 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:10:32,070 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 [2018-06-22 20:10:32,369 INFO ]: Using library mode [2018-06-22 20:10:32,370 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:10:32 BoogieIcfgContainer [2018-06-22 20:10:32,370 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:10:32,371 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:10:32,371 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:10:32,374 INFO ]: TraceAbstraction initialized [2018-06-22 20:10:32,375 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:10:31" (1/3) ... [2018-06-22 20:10:32,376 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4dfdaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:10:32, skipping insertion in model container [2018-06-22 20:10:32,376 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:10:31" (2/3) ... [2018-06-22 20:10:32,376 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4dfdaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:10:32, skipping insertion in model container [2018-06-22 20:10:32,376 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:10:32" (3/3) ... [2018-06-22 20:10:32,378 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:10:32,387 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:10:32,399 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:10:32,440 INFO ]: Using default assertion order modulation [2018-06-22 20:10:32,441 INFO ]: Interprodecural is true [2018-06-22 20:10:32,441 INFO ]: Hoare is false [2018-06-22 20:10:32,441 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:10:32,441 INFO ]: Backedges is TWOTRACK [2018-06-22 20:10:32,441 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:10:32,441 INFO ]: Difference is false [2018-06-22 20:10:32,441 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:10:32,441 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:10:32,455 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:10:32,468 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:10:32,468 INFO ]: Found error trace [2018-06-22 20:10:32,472 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:10:32,472 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:10:32,479 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:10:32,481 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:10:32,481 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:10:32,520 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:10:32,520 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:10:32,520 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:10:32,613 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:10:32,858 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:10:32,859 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:10:32,860 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:10:32,861 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:10:32,872 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:10:32,873 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:10:32,875 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:10:32,980 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:10:32,981 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:10:32,981 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:10:32,982 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:10:32,982 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:10:32,995 INFO ]: With dead ends: 13 [2018-06-22 20:10:32,995 INFO ]: Without dead ends: 13 [2018-06-22 20:10:32,996 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 20:10:33,011 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:10:33,043 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:10:33,044 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:10:33,045 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:10:33,046 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:10:33,046 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:10:33,046 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:10:33,046 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:10:33,046 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:10:33,048 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:10:33,048 INFO ]: Found error trace [2018-06-22 20:10:33,048 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:10:33,048 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:10:33,048 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:10:33,048 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:10:33,049 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:10:33,049 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:10:33,049 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:10:33,049 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:10:33,153 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:10:35,537 WARN ]: Spent 1.99 s on a formula simplification. DAG size of input: 192 DAG size of output: 86 [2018-06-22 20:10:35,770 WARN ]: Spent 137.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 1 [2018-06-22 20:10:35,773 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:10:35,773 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:10:35,773 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 20:10:35,787 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:10:35,870 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:10:35,881 INFO ]: Computing forward predicates... [2018-06-22 20:10:36,406 WARN ]: expecting exponential blowup for input size 22 [2018-06-22 20:10:37,410 WARN ]: Simplifying disjunction of 52992 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:11:52,325 INFO ]: Timeout while computing interpolants [2018-06-22 20:11:52,526 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:11:52,526 WARN ]: Verification canceled [2018-06-22 20:11:52,530 WARN ]: Timeout [2018-06-22 20:11:52,530 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:11:52 BoogieIcfgContainer [2018-06-22 20:11:52,530 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:11:52,531 INFO ]: Toolchain (without parser) took 80664.70 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 254.7 MB in the beginning and 297.4 MB in the end (delta: -42.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:11:52,532 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:11:52,532 INFO ]: ChcToBoogie took 94.21 ms. Allocated memory is still 308.3 MB. Free memory was 254.7 MB in the beginning and 252.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:11:52,533 INFO ]: Boogie Preprocessor took 83.08 ms. Allocated memory is still 308.3 MB. Free memory was 252.7 MB in the beginning and 250.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:11:52,534 INFO ]: RCFGBuilder took 318.03 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 232.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:11:52,534 INFO ]: TraceAbstraction took 80159.08 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.7 MB in the beginning and 297.4 MB in the end (delta: -64.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:11:52,537 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 308.3 MB. Free memory is still 272.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 94.21 ms. Allocated memory is still 308.3 MB. Free memory was 254.7 MB in the beginning and 252.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 83.08 ms. Allocated memory is still 308.3 MB. Free memory was 252.7 MB in the beginning and 250.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 318.03 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 232.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80159.08 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.7 MB in the beginning and 297.4 MB in the end (delta: -64.7 MB). Peak memory consumption was 1.3 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 XNF transformer was simplifying 52992 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.0s 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, 0.1s 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_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-11-52-547.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e3_518_e8_922.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-11-52-547.csv Completed graceful shutdown