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_3511_e5_3248.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:43:59,589 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:43:59,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:43:59,605 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:43:59,606 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:43:59,607 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:43:59,608 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:43:59,616 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:43:59,617 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:43:59,618 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:43:59,621 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:43:59,621 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:43:59,622 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:43:59,623 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:43:59,623 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:43:59,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:43:59,628 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:43:59,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:43:59,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:43:59,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:43:59,641 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:43:59,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:43:59,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:43:59,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:43:59,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:43:59,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:43:59,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:43:59,651 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:43:59,652 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:43:59,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:43:59,653 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:43:59,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:43:59,658 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:43:59,659 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:43:59,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:43:59,660 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 17:43:59,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:43:59,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:43:59,676 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:43:59,676 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:43:59,677 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:43:59,678 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:43:59,678 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:43:59,678 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:43:59,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:43:59,678 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:43:59,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:43:59,679 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:43:59,679 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:43:59,679 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:43:59,679 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:43:59,680 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:43:59,683 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:43:59,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:43:59,683 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:43:59,685 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:43:59,685 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:43:59,735 INFO ]: Repository-Root is: /tmp [2018-06-22 17:43:59,752 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:43:59,758 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:43:59,759 INFO ]: Initializing SmtParser... [2018-06-22 17:43:59,760 INFO ]: SmtParser initialized [2018-06-22 17:43:59,760 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e5_3248.smt2 [2018-06-22 17:43:59,762 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 17:43:59,859 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e5_3248.smt2 unknown [2018-06-22 17:44:00,366 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e5_3248.smt2 [2018-06-22 17:44:00,370 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:44:00,376 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:44:00,376 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:44:00,376 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:44:00,376 INFO ]: ChcToBoogie initialized [2018-06-22 17:44:00,380 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,455 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00 Unit [2018-06-22 17:44:00,455 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:44:00,456 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:44:00,456 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:44:00,456 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:44:00,481 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,481 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,503 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,503 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,512 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,513 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,517 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (1/1) ... [2018-06-22 17:44:00,521 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:44:00,522 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:44:00,522 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:44:00,522 INFO ]: RCFGBuilder initialized [2018-06-22 17:44:00,523 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (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 17:44:00,552 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:44:00,552 INFO ]: Found specification of procedure False [2018-06-22 17:44:00,552 INFO ]: Found implementation of procedure False [2018-06-22 17:44:00,552 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:44:00,552 INFO ]: Found specification of procedure state [2018-06-22 17:44:00,552 INFO ]: Found implementation of procedure state [2018-06-22 17:44:00,552 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:44:00,552 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:44:00,552 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:44:01,049 INFO ]: Using library mode [2018-06-22 17:44:01,049 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:44:01 BoogieIcfgContainer [2018-06-22 17:44:01,050 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:44:01,051 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:44:01,051 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:44:01,056 INFO ]: TraceAbstraction initialized [2018-06-22 17:44:01,056 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:44:00" (1/3) ... [2018-06-22 17:44:01,057 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2204afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:44:01, skipping insertion in model container [2018-06-22 17:44:01,057 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:00" (2/3) ... [2018-06-22 17:44:01,058 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2204afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:44:01, skipping insertion in model container [2018-06-22 17:44:01,058 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:44:01" (3/3) ... [2018-06-22 17:44:01,061 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:44:01,071 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:44:01,081 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:44:01,134 INFO ]: Using default assertion order modulation [2018-06-22 17:44:01,134 INFO ]: Interprodecural is true [2018-06-22 17:44:01,134 INFO ]: Hoare is false [2018-06-22 17:44:01,135 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:44:01,135 INFO ]: Backedges is TWOTRACK [2018-06-22 17:44:01,135 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:44:01,135 INFO ]: Difference is false [2018-06-22 17:44:01,135 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:44:01,135 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:44:01,153 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:44:01,170 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:44:01,170 INFO ]: Found error trace [2018-06-22 17:44:01,170 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:44:01,171 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:44:01,177 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:44:01,179 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:44:01,179 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:44:01,213 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:01,213 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:01,213 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:01,331 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:01,585 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:44:01,587 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:44:01,587 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:44:01,588 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:44:01,599 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:44:01,599 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:44:01,601 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:44:01,781 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:44:01,781 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:44:01,782 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:44:01,783 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:44:01,783 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:44:01,796 INFO ]: With dead ends: 13 [2018-06-22 17:44:01,796 INFO ]: Without dead ends: 13 [2018-06-22 17:44:01,801 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 17:44:01,817 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:44:01,842 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:44:01,843 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:44:01,843 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:44:01,844 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:44:01,844 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:44:01,844 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:44:01,845 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:44:01,845 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:44:01,846 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:44:01,846 INFO ]: Found error trace [2018-06-22 17:44:01,846 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:44:01,846 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:44:01,846 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:44:01,846 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:44:01,846 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:44:01,847 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:01,847 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:01,847 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:02,041 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:04,659 WARN ]: Spent 2.14 s on a formula simplification. DAG size of input: 264 DAG size of output: 102 [2018-06-22 17:44:04,834 WARN ]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 12 [2018-06-22 17:44:04,837 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:44:04,837 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:44:04,837 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 17:44:04,846 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:04,972 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:04,987 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:45:12,017 INFO ]: Timeout while computing interpolants [2018-06-22 17:45:12,218 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:45:12,219 WARN ]: Verification canceled [2018-06-22 17:45:12,222 WARN ]: Timeout [2018-06-22 17:45:12,222 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:45:12 BoogieIcfgContainer [2018-06-22 17:45:12,222 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:45:12,223 INFO ]: Toolchain (without parser) took 71852.08 ms. Allocated memory was 302.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.9 MB in the beginning and 513.8 MB in the end (delta: -275.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:45:12,224 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 302.5 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:45:12,228 INFO ]: ChcToBoogie took 79.50 ms. Allocated memory is still 302.5 MB. Free memory was 236.9 MB in the beginning and 234.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:12,229 INFO ]: Boogie Preprocessor took 65.38 ms. Allocated memory is still 302.5 MB. Free memory was 234.9 MB in the beginning and 233.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:12,229 INFO ]: RCFGBuilder took 527.73 ms. Allocated memory is still 302.5 MB. Free memory was 233.0 MB in the beginning and 203.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:12,230 INFO ]: TraceAbstraction took 71171.36 ms. Allocated memory was 302.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.8 MB in the beginning and 513.8 MB in the end (delta: -310.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:45:12,233 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 302.5 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 79.50 ms. Allocated memory is still 302.5 MB. Free memory was 236.9 MB in the beginning and 234.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 65.38 ms. Allocated memory is still 302.5 MB. Free memory was 234.9 MB in the beginning and 233.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 527.73 ms. Allocated memory is still 302.5 MB. Free memory was 233.0 MB in the beginning and 203.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71171.36 ms. Allocated memory was 302.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 203.8 MB in the beginning and 513.8 MB in the end (delta: -310.0 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 61 quantified variables from 77 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.2s 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_3511_e5_3248.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-45-12-248.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_3511_e5_3248.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-45-12-248.csv Completed graceful shutdown