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/FIREFLY_4_e3_1713.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:40:40,335 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:40:40,337 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:40:40,352 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:40:40,352 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:40:40,355 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:40:40,356 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:40:40,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:40:40,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:40:40,364 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:40:40,365 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:40:40,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:40:40,367 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:40:40,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:40:40,369 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:40:40,370 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:40:40,374 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:40:40,375 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:40:40,386 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:40:40,387 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:40:40,388 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:40:40,390 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:40:40,390 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:40:40,390 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:40:40,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:40:40,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:40:40,396 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:40:40,397 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:40:40,398 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:40:40,398 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:40:40,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:40:40,401 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:40:40,401 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:40:40,402 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:40:40,403 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:40:40,403 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 17:40:40,425 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:40:40,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:40:40,425 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:40:40,425 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:40:40,426 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:40:40,427 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:40:40,427 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:40:40,427 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:40:40,427 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:40:40,427 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:40:40,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:40:40,428 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:40:40,428 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:40:40,428 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:40:40,428 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:40:40,429 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:40:40,429 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:40:40,429 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:40:40,429 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:40:40,431 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:40:40,431 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:40:40,477 INFO ]: Repository-Root is: /tmp [2018-06-22 17:40:40,495 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:40:40,501 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:40:40,502 INFO ]: Initializing SmtParser... [2018-06-22 17:40:40,502 INFO ]: SmtParser initialized [2018-06-22 17:40:40,504 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_1713.smt2 [2018-06-22 17:40:40,505 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 17:40:40,575 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_1713.smt2 unknown [2018-06-22 17:40:41,200 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_1713.smt2 [2018-06-22 17:40:41,204 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:40:41,221 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:40:41,221 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:40:41,221 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:40:41,222 INFO ]: ChcToBoogie initialized [2018-06-22 17:40:41,225 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,310 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41 Unit [2018-06-22 17:40:41,310 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:40:41,311 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:40:41,311 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:40:41,311 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:40:41,337 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,338 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,350 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,350 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,370 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,377 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,380 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (1/1) ... [2018-06-22 17:40:41,394 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:40:41,394 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:40:41,394 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:40:41,394 INFO ]: RCFGBuilder initialized [2018-06-22 17:40:41,395 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (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 17:40:41,421 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:40:41,422 INFO ]: Found specification of procedure False [2018-06-22 17:40:41,422 INFO ]: Found implementation of procedure False [2018-06-22 17:40:41,422 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:40:41,422 INFO ]: Found specification of procedure state [2018-06-22 17:40:41,422 INFO ]: Found implementation of procedure state [2018-06-22 17:40:41,422 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:40:41,422 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:40:41,422 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 17:40:41,891 INFO ]: Using library mode [2018-06-22 17:40:41,892 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:40:41 BoogieIcfgContainer [2018-06-22 17:40:41,892 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:40:41,894 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:40:41,894 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:40:41,899 INFO ]: TraceAbstraction initialized [2018-06-22 17:40:41,899 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:40:41" (1/3) ... [2018-06-22 17:40:41,900 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab65645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:40:41, skipping insertion in model container [2018-06-22 17:40:41,900 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:41" (2/3) ... [2018-06-22 17:40:41,900 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab65645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:40:41, skipping insertion in model container [2018-06-22 17:40:41,900 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:40:41" (3/3) ... [2018-06-22 17:40:41,902 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:40:41,912 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:40:41,921 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:40:41,969 INFO ]: Using default assertion order modulation [2018-06-22 17:40:41,970 INFO ]: Interprodecural is true [2018-06-22 17:40:41,970 INFO ]: Hoare is false [2018-06-22 17:40:41,970 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:40:41,970 INFO ]: Backedges is TWOTRACK [2018-06-22 17:40:41,970 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:40:41,970 INFO ]: Difference is false [2018-06-22 17:40:41,970 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:40:41,970 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:40:41,988 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:40:41,999 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:40:41,999 INFO ]: Found error trace [2018-06-22 17:40:42,000 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:40:42,000 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:40:42,006 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:40:42,008 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:40:42,009 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:40:42,042 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:42,042 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:42,042 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:42,150 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:42,538 WARN ]: Spent 138.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 5 [2018-06-22 17:40:42,540 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:40:42,542 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:40:42,542 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:40:42,544 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:40:42,572 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:40:42,572 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:40:42,574 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:40:42,693 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:40:42,693 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:40:42,694 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:40:42,695 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:40:42,695 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:40:42,706 INFO ]: With dead ends: 13 [2018-06-22 17:40:42,707 INFO ]: Without dead ends: 13 [2018-06-22 17:40:42,710 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 [2018-06-22 17:40:42,727 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:40:42,760 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:40:42,762 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:40:42,762 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:40:42,763 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:40:42,764 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:40:42,764 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:40:42,764 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:40:42,764 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:40:42,765 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:40:42,765 INFO ]: Found error trace [2018-06-22 17:40:42,765 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:40:42,765 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:40:42,765 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:40:42,765 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:40:42,765 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:40:42,766 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:42,766 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:42,766 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:42,950 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:46,144 WARN ]: Spent 2.75 s on a formula simplification. DAG size of input: 308 DAG size of output: 140 [2018-06-22 17:40:46,298 WARN ]: Spent 105.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 6 [2018-06-22 17:40:46,301 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:40:46,301 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:40:46,301 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 17:40:46,308 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:46,417 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:46,431 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:41:54,122 INFO ]: Timeout while computing interpolants [2018-06-22 17:41:54,323 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:41:54,323 WARN ]: Verification canceled [2018-06-22 17:41:54,327 WARN ]: Timeout [2018-06-22 17:41:54,327 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:41:54 BoogieIcfgContainer [2018-06-22 17:41:54,327 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:41:54,328 INFO ]: Toolchain (without parser) took 73123.07 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.5 MB in the beginning and 724.3 MB in the end (delta: -486.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:41:54,329 INFO ]: SmtParser took 0.09 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. [2018-06-22 17:41:54,329 INFO ]: ChcToBoogie took 88.72 ms. Allocated memory is still 304.1 MB. Free memory was 236.5 MB in the beginning and 234.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:54,329 INFO ]: Boogie Preprocessor took 82.39 ms. Allocated memory is still 304.1 MB. Free memory was 234.5 MB in the beginning and 232.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:54,330 INFO ]: RCFGBuilder took 497.95 ms. Allocated memory is still 304.1 MB. Free memory was 232.5 MB in the beginning and 203.2 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:54,330 INFO ]: TraceAbstraction took 72432.60 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 202.2 MB in the beginning and 724.3 MB in the end (delta: -522.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:41:54,338 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 304.1 MB. Free memory is still 269.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 88.72 ms. Allocated memory is still 304.1 MB. Free memory was 236.5 MB in the beginning and 234.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 82.39 ms. Allocated memory is still 304.1 MB. Free memory was 234.5 MB in the beginning and 232.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 497.95 ms. Allocated memory is still 304.1 MB. Free memory was 232.5 MB in the beginning and 203.2 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72432.60 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 202.2 MB in the beginning and 724.3 MB in the end (delta: -522.1 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 XnfDer was eliminating 59 quantified variables from 74 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.3s 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, 0.0s 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, 136 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/FIREFLY_4_e3_1713.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-41-54-356.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_1713.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-41-54-356.csv Completed graceful shutdown