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_e2_1767.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:06:59,531 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:06:59,533 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:06:59,544 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:06:59,544 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:06:59,545 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:06:59,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:06:59,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:06:59,550 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:06:59,551 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:06:59,552 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:06:59,552 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:06:59,553 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:06:59,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:06:59,555 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:06:59,557 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:06:59,559 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:06:59,561 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:06:59,562 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:06:59,563 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:06:59,565 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:06:59,567 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:06:59,567 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:06:59,568 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:06:59,569 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:06:59,570 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:06:59,570 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:06:59,571 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:06:59,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:06:59,573 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:06:59,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:06:59,574 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:06:59,574 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:06:59,575 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:06:59,576 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:06:59,576 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 18:06:59,589 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:06:59,589 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:06:59,590 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:06:59,590 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:06:59,591 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:06:59,591 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:06:59,592 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:06:59,592 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:06:59,592 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:06:59,593 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:06:59,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:06:59,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:06:59,593 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:06:59,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:06:59,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:06:59,594 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:06:59,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:06:59,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:06:59,595 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:06:59,596 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:06:59,597 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:06:59,638 INFO ]: Repository-Root is: /tmp [2018-06-22 18:06:59,655 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:06:59,661 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:06:59,662 INFO ]: Initializing SmtParser... [2018-06-22 18:06:59,663 INFO ]: SmtParser initialized [2018-06-22 18:06:59,664 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 [2018-06-22 18:06:59,665 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 18:06:59,757 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 unknown [2018-06-22 18:07:00,267 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 [2018-06-22 18:07:00,272 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:07:00,277 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:07:00,278 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:07:00,278 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:07:00,278 INFO ]: ChcToBoogie initialized [2018-06-22 18:07:00,281 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,384 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00 Unit [2018-06-22 18:07:00,384 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:07:00,385 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:07:00,385 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:07:00,385 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:07:00,406 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,406 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,431 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,431 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,448 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,450 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,457 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (1/1) ... [2018-06-22 18:07:00,467 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:07:00,467 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:07:00,467 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:07:00,467 INFO ]: RCFGBuilder initialized [2018-06-22 18:07:00,468 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (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 18:07:00,479 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:07:00,479 INFO ]: Found specification of procedure False [2018-06-22 18:07:00,479 INFO ]: Found implementation of procedure False [2018-06-22 18:07:00,479 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:07:00,479 INFO ]: Found specification of procedure state [2018-06-22 18:07:00,479 INFO ]: Found implementation of procedure state [2018-06-22 18:07:00,479 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:07:00,480 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:07:00,480 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:07:00,898 INFO ]: Using library mode [2018-06-22 18:07:00,899 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:07:00 BoogieIcfgContainer [2018-06-22 18:07:00,899 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:07:00,901 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:07:00,901 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:07:00,904 INFO ]: TraceAbstraction initialized [2018-06-22 18:07:00,904 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:07:00" (1/3) ... [2018-06-22 18:07:00,905 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 06:07:00, skipping insertion in model container [2018-06-22 18:07:00,906 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:07:00" (2/3) ... [2018-06-22 18:07:00,906 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 06:07:00, skipping insertion in model container [2018-06-22 18:07:00,906 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:07:00" (3/3) ... [2018-06-22 18:07:00,908 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:07:00,919 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:07:00,929 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:07:00,984 INFO ]: Using default assertion order modulation [2018-06-22 18:07:00,985 INFO ]: Interprodecural is true [2018-06-22 18:07:00,985 INFO ]: Hoare is false [2018-06-22 18:07:00,985 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:07:00,985 INFO ]: Backedges is TWOTRACK [2018-06-22 18:07:00,985 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:07:00,985 INFO ]: Difference is false [2018-06-22 18:07:00,985 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:07:00,985 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:07:01,005 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:07:01,017 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:07:01,018 INFO ]: Found error trace [2018-06-22 18:07:01,018 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:07:01,019 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:07:01,025 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:07:01,029 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:07:01,029 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:07:01,069 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:07:01,069 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:07:01,069 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:07:01,201 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:07:01,737 WARN ]: Spent 284.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-22 18:07:01,741 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:07:01,744 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:07:01,744 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:07:01,746 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:07:01,761 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:07:01,762 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:07:01,764 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:07:01,896 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:07:01,897 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:07:01,898 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:07:01,899 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:07:01,899 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:07:01,914 INFO ]: With dead ends: 13 [2018-06-22 18:07:01,914 INFO ]: Without dead ends: 13 [2018-06-22 18:07:01,916 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 18:07:01,937 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:07:01,959 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:07:01,960 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:07:01,961 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:07:01,962 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:07:01,962 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:07:01,962 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:07:01,962 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:07:01,962 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:07:01,963 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:07:01,963 INFO ]: Found error trace [2018-06-22 18:07:01,963 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:07:01,963 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:07:01,964 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:07:01,964 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:07:01,964 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:07:01,965 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:07:01,965 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:07:01,965 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:07:02,194 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:07:06,218 WARN ]: Spent 3.42 s on a formula simplification. DAG size of input: 381 DAG size of output: 220 [2018-06-22 18:07:06,483 WARN ]: Spent 133.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 13 [2018-06-22 18:07:06,487 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:07:06,487 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:07:06,488 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 18:07:06,510 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:07:06,648 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:07:06,670 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:08:08,703 INFO ]: Timeout while computing interpolants [2018-06-22 18:08:08,904 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:08:08,904 WARN ]: Verification canceled [2018-06-22 18:08:08,908 WARN ]: Timeout [2018-06-22 18:08:08,908 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:08:08 BoogieIcfgContainer [2018-06-22 18:08:08,908 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:08:08,908 INFO ]: Toolchain (without parser) took 68636.14 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.6 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:08:08,909 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:08:08,914 INFO ]: ChcToBoogie took 106.37 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:08:08,915 INFO ]: Boogie Preprocessor took 81.91 ms. Allocated memory is still 303.0 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:08:08,915 INFO ]: RCFGBuilder took 431.52 ms. Allocated memory is still 303.0 MB. Free memory was 231.6 MB in the beginning and 201.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:08:08,916 INFO ]: TraceAbstraction took 68007.33 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.6 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:08:08,918 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 106.37 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 81.91 ms. Allocated memory is still 303.0 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 431.52 ms. Allocated memory is still 303.0 MB. Free memory was 231.6 MB in the beginning and 201.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68007.33 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.6 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). 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 33 quantified variables from 47 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 67.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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_e2_1767.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-08-08-935.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e2_2924_e2_1767.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-08-08-935.csv Completed graceful shutdown