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_2_e1_3099_e2_846.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:33:45,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:33:45,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:33:45,033 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:33:45,033 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:33:45,034 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:33:45,035 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:33:45,039 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:33:45,040 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:33:45,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:33:45,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:33:45,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:33:45,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:33:45,047 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:33:45,048 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:33:45,048 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:33:45,058 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:33:45,060 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:33:45,061 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:33:45,062 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:33:45,065 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:33:45,067 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:33:45,068 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:33:45,068 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:33:45,069 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:33:45,070 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:33:45,071 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:33:45,072 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:33:45,073 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:33:45,073 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:33:45,073 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:33:45,074 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:33:45,074 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:33:45,075 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:33:45,075 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:33:45,076 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 17:33:45,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:33:45,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:33:45,108 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:33:45,108 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:33:45,109 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:33:45,109 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:33:45,110 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:33:45,110 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:33:45,110 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:33:45,110 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:33:45,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:33:45,111 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:33:45,111 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:33:45,111 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:33:45,111 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:33:45,111 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:33:45,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:33:45,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:33:45,115 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:33:45,116 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:33:45,116 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:33:45,174 INFO ]: Repository-Root is: /tmp [2018-06-22 17:33:45,193 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:33:45,204 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:33:45,206 INFO ]: Initializing SmtParser... [2018-06-22 17:33:45,206 INFO ]: SmtParser initialized [2018-06-22 17:33:45,207 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e2_846.smt2 [2018-06-22 17:33:45,208 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 17:33:45,341 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e2_846.smt2 unknown [2018-06-22 17:33:45,887 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e2_846.smt2 [2018-06-22 17:33:45,892 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:33:45,900 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:33:45,900 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:33:45,900 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:33:45,901 INFO ]: ChcToBoogie initialized [2018-06-22 17:33:45,904 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:33:45" (1/1) ... [2018-06-22 17:33:46,001 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46 Unit [2018-06-22 17:33:46,001 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:33:46,002 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:33:46,002 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:33:46,002 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:33:46,050 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,050 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,080 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,080 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,090 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,093 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,101 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (1/1) ... [2018-06-22 17:33:46,105 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:33:46,106 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:33:46,106 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:33:46,106 INFO ]: RCFGBuilder initialized [2018-06-22 17:33:46,107 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (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 17:33:46,153 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:33:46,153 INFO ]: Found specification of procedure False [2018-06-22 17:33:46,153 INFO ]: Found implementation of procedure False [2018-06-22 17:33:46,153 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:33:46,153 INFO ]: Found specification of procedure state [2018-06-22 17:33:46,153 INFO ]: Found implementation of procedure state [2018-06-22 17:33:46,153 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:33:46,153 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:33:46,153 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:33:46,709 INFO ]: Using library mode [2018-06-22 17:33:46,710 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:33:46 BoogieIcfgContainer [2018-06-22 17:33:46,710 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:33:46,712 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:33:46,712 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:33:46,715 INFO ]: TraceAbstraction initialized [2018-06-22 17:33:46,715 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:33:45" (1/3) ... [2018-06-22 17:33:46,716 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 05:33:46, skipping insertion in model container [2018-06-22 17:33:46,716 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:46" (2/3) ... [2018-06-22 17:33:46,716 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 05:33:46, skipping insertion in model container [2018-06-22 17:33:46,716 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:33:46" (3/3) ... [2018-06-22 17:33:46,718 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:33:46,728 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:33:46,739 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:33:46,790 INFO ]: Using default assertion order modulation [2018-06-22 17:33:46,791 INFO ]: Interprodecural is true [2018-06-22 17:33:46,791 INFO ]: Hoare is false [2018-06-22 17:33:46,791 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:33:46,791 INFO ]: Backedges is TWOTRACK [2018-06-22 17:33:46,791 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:33:46,791 INFO ]: Difference is false [2018-06-22 17:33:46,791 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:33:46,791 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:33:46,810 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:33:46,823 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:33:46,823 INFO ]: Found error trace [2018-06-22 17:33:46,824 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:33:46,824 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:33:46,828 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:33:46,829 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:33:46,829 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:33:46,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:46,875 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:46,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:47,055 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:47,314 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:33:47,323 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:33:47,323 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:33:47,325 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:33:47,352 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:33:47,353 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:33:47,364 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:33:47,541 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:33:47,541 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:33:47,549 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:33:47,551 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:33:47,551 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:33:47,569 INFO ]: With dead ends: 13 [2018-06-22 17:33:47,569 INFO ]: Without dead ends: 13 [2018-06-22 17:33:47,579 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 17:33:47,606 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:33:47,656 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:33:47,657 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:33:47,657 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:33:47,660 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:33:47,660 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:33:47,660 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:33:47,661 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:33:47,661 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:33:47,662 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:33:47,662 INFO ]: Found error trace [2018-06-22 17:33:47,662 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:33:47,662 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:33:47,662 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:33:47,662 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:33:47,662 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:33:47,664 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:47,664 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:47,664 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:47,907 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:55,084 WARN ]: Spent 6.43 s on a formula simplification. DAG size of input: 426 DAG size of output: 163 [2018-06-22 17:33:55,328 WARN ]: Spent 105.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2018-06-22 17:33:55,330 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:33:55,330 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:33:55,330 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 17:33:55,341 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:55,477 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:55,496 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:34:56,824 INFO ]: Timeout while computing interpolants [2018-06-22 17:34:57,025 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:34:57,025 WARN ]: Verification canceled [2018-06-22 17:34:57,036 WARN ]: Timeout [2018-06-22 17:34:57,036 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:34:57 BoogieIcfgContainer [2018-06-22 17:34:57,036 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:34:57,037 INFO ]: Toolchain (without parser) took 71144.96 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 244.2 MB in the beginning and 674.0 MB in the end (delta: -429.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:34:57,043 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:34:57,044 INFO ]: ChcToBoogie took 101.07 ms. Allocated memory is still 308.8 MB. Free memory was 244.2 MB in the beginning and 241.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:34:57,044 INFO ]: Boogie Preprocessor took 103.56 ms. Allocated memory is still 308.8 MB. Free memory was 241.2 MB in the beginning and 239.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:34:57,045 INFO ]: RCFGBuilder took 603.93 ms. Allocated memory is still 308.8 MB. Free memory was 239.2 MB in the beginning and 210.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:34:57,045 INFO ]: TraceAbstraction took 70324.94 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 210.2 MB in the beginning and 674.0 MB in the end (delta: -463.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:34:57,059 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 101.07 ms. Allocated memory is still 308.8 MB. Free memory was 244.2 MB in the beginning and 241.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 103.56 ms. Allocated memory is still 308.8 MB. Free memory was 241.2 MB in the beginning and 239.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 603.93 ms. Allocated memory is still 308.8 MB. Free memory was 239.2 MB in the beginning and 210.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70324.94 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 210.2 MB in the beginning and 674.0 MB in the end (delta: -463.8 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 40 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.2s 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, 184 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_2_e1_3099_e2_846.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-34-57-079.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e1_3099_e2_846.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-34-57-079.csv Completed graceful shutdown