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_all_e2_2924_e1_768.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:06:41,434 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:06:41,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:06:41,449 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:06:41,449 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:06:41,450 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:06:41,451 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:06:41,453 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:06:41,454 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:06:41,455 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:06:41,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:06:41,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:06:41,457 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:06:41,458 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:06:41,458 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:06:41,459 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:06:41,461 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:06:41,463 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:06:41,466 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:06:41,467 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:06:41,468 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:06:41,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:06:41,470 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:06:41,471 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:06:41,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:06:41,472 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:06:41,473 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:06:41,473 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:06:41,474 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:06:41,475 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:06:41,475 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:06:41,476 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:06:41,476 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:06:41,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:06:41,477 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:06:41,478 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 18:06:41,490 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:06:41,491 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:06:41,491 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:06:41,491 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:06:41,492 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:06:41,492 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:06:41,493 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:06:41,493 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:06:41,493 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:06:41,493 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:06:41,494 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:06:41,500 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:06:41,500 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:06:41,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:06:41,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:06:41,501 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:06:41,501 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:06:41,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:06:41,501 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:06:41,503 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:06:41,503 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:06:41,551 INFO ]: Repository-Root is: /tmp [2018-06-22 18:06:41,566 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:06:41,572 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:06:41,574 INFO ]: Initializing SmtParser... [2018-06-22 18:06:41,574 INFO ]: SmtParser initialized [2018-06-22 18:06:41,575 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 [2018-06-22 18:06:41,577 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 18:06:41,669 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 unknown [2018-06-22 18:06:42,144 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 [2018-06-22 18:06:42,157 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:06:42,163 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:06:42,163 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:06:42,163 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:06:42,163 INFO ]: ChcToBoogie initialized [2018-06-22 18:06:42,175 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,284 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42 Unit [2018-06-22 18:06:42,285 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:06:42,285 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:06:42,285 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:06:42,285 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:06:42,312 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,312 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,328 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,328 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,349 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,359 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,363 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (1/1) ... [2018-06-22 18:06:42,367 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:06:42,368 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:06:42,368 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:06:42,368 INFO ]: RCFGBuilder initialized [2018-06-22 18:06:42,378 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (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 18:06:42,404 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:06:42,404 INFO ]: Found specification of procedure False [2018-06-22 18:06:42,404 INFO ]: Found implementation of procedure False [2018-06-22 18:06:42,404 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:06:42,404 INFO ]: Found specification of procedure state [2018-06-22 18:06:42,404 INFO ]: Found implementation of procedure state [2018-06-22 18:06:42,404 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:06:42,404 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:06:42,404 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 18:06:42,931 INFO ]: Using library mode [2018-06-22 18:06:42,931 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:06:42 BoogieIcfgContainer [2018-06-22 18:06:42,932 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:06:42,936 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:06:42,936 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:06:42,941 INFO ]: TraceAbstraction initialized [2018-06-22 18:06:42,941 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:06:42" (1/3) ... [2018-06-22 18:06:42,942 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd9e5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:06:42, skipping insertion in model container [2018-06-22 18:06:42,942 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:06:42" (2/3) ... [2018-06-22 18:06:42,943 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd9e5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:06:42, skipping insertion in model container [2018-06-22 18:06:42,943 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:06:42" (3/3) ... [2018-06-22 18:06:42,945 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:06:42,955 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:06:42,968 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:06:43,006 INFO ]: Using default assertion order modulation [2018-06-22 18:06:43,007 INFO ]: Interprodecural is true [2018-06-22 18:06:43,007 INFO ]: Hoare is false [2018-06-22 18:06:43,007 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:06:43,007 INFO ]: Backedges is TWOTRACK [2018-06-22 18:06:43,007 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:06:43,007 INFO ]: Difference is false [2018-06-22 18:06:43,007 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:06:43,007 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:06:43,021 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:06:43,033 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:06:43,033 INFO ]: Found error trace [2018-06-22 18:06:43,034 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:06:43,035 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:06:43,042 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:06:43,044 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:06:43,045 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:06:43,080 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:06:43,080 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:06:43,080 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:06:43,228 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:06:43,736 WARN ]: Spent 201.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-22 18:06:43,741 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:06:43,743 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:06:43,743 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:06:43,747 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:06:43,762 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:06:43,762 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:06:43,764 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:06:43,859 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:06:43,859 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:06:43,859 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:06:43,860 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:06:43,861 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:06:43,868 INFO ]: With dead ends: 13 [2018-06-22 18:06:43,868 INFO ]: Without dead ends: 13 [2018-06-22 18:06:43,870 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:06:43,886 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:06:43,906 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:06:43,907 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:06:43,908 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:06:43,909 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:06:43,909 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:06:43,909 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:06:43,909 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:06:43,909 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:06:43,910 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:06:43,910 INFO ]: Found error trace [2018-06-22 18:06:43,910 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:06:43,911 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:06:43,911 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:06:43,911 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:06:43,911 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:06:43,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:06:43,912 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:06:43,912 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:06:44,118 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:06:48,797 WARN ]: Spent 4.09 s on a formula simplification. DAG size of input: 358 DAG size of output: 209 [2018-06-22 18:06:49,282 WARN ]: Spent 305.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 6 [2018-06-22 18:06:49,285 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:06:49,285 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:06:49,285 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 18:06:49,308 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:06:49,430 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:06:49,449 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:07:53,144 INFO ]: Timeout while computing interpolants [2018-06-22 18:07:53,345 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:07:53,345 WARN ]: Verification canceled [2018-06-22 18:07:53,350 WARN ]: Timeout [2018-06-22 18:07:53,350 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:07:53 BoogieIcfgContainer [2018-06-22 18:07:53,350 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:07:53,351 INFO ]: Toolchain (without parser) took 71193.03 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.8 MB in the beginning and 560.2 MB in the end (delta: -316.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:07:53,352 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:07:53,355 INFO ]: ChcToBoogie took 121.76 ms. Allocated memory is still 309.3 MB. Free memory was 242.8 MB in the beginning and 239.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:07:53,355 INFO ]: Boogie Preprocessor took 81.67 ms. Allocated memory is still 309.3 MB. Free memory was 239.8 MB in the beginning and 237.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:07:53,356 INFO ]: RCFGBuilder took 564.02 ms. Allocated memory is still 309.3 MB. Free memory was 237.8 MB in the beginning and 207.8 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:07:53,356 INFO ]: TraceAbstraction took 70414.10 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 207.8 MB in the beginning and 560.2 MB in the end (delta: -352.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:07:53,359 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 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 121.76 ms. Allocated memory is still 309.3 MB. Free memory was 242.8 MB in the beginning and 239.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 81.67 ms. Allocated memory is still 309.3 MB. Free memory was 239.8 MB in the beginning and 237.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 564.02 ms. Allocated memory is still 309.3 MB. Free memory was 237.8 MB in the beginning and 207.8 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70414.10 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 207.8 MB in the beginning and 560.2 MB in the end (delta: -352.3 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 49 quantified variables from 62 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.3s 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, 0.3s 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 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_all_e2_2924_e1_768.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-07-53-378.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e2_2924_e1_768.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-07-53-378.csv Completed graceful shutdown