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_a3_e1_3233_e3_2970.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:58:13,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:58:13,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:58:13,837 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:58:13,837 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:58:13,838 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:58:13,841 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:58:13,843 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:58:13,846 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:58:13,849 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:58:13,849 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:58:13,850 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:58:13,850 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:58:13,851 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:58:13,856 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:58:13,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:58:13,858 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:58:13,871 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:58:13,872 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:58:13,873 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:58:13,874 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:58:13,876 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:58:13,876 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:58:13,877 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:58:13,877 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:58:13,880 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:58:13,880 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:58:13,881 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:58:13,882 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:58:13,882 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:58:13,883 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:58:13,884 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:58:13,884 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:58:13,885 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:58:13,885 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:58:13,885 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 17:58:13,898 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:58:13,898 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:58:13,899 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:58:13,899 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:58:13,900 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:58:13,900 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:58:13,900 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:58:13,901 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:58:13,901 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:58:13,901 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:58:13,901 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:58:13,901 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:58:13,901 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:58:13,902 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:58:13,902 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:58:13,902 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:58:13,902 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:58:13,902 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:58:13,903 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:58:13,907 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:58:13,907 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:58:13,945 INFO ]: Repository-Root is: /tmp [2018-06-22 17:58:13,963 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:58:13,969 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:58:13,971 INFO ]: Initializing SmtParser... [2018-06-22 17:58:13,971 INFO ]: SmtParser initialized [2018-06-22 17:58:13,972 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e3_2970.smt2 [2018-06-22 17:58:13,973 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 17:58:14,062 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e3_2970.smt2 unknown [2018-06-22 17:58:14,561 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e3_2970.smt2 [2018-06-22 17:58:14,565 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:58:14,573 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:58:14,573 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:58:14,574 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:58:14,574 INFO ]: ChcToBoogie initialized [2018-06-22 17:58:14,577 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,677 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14 Unit [2018-06-22 17:58:14,677 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:58:14,678 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:58:14,678 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:58:14,678 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:58:14,700 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,700 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,715 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,715 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,726 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,727 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,730 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (1/1) ... [2018-06-22 17:58:14,735 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:58:14,735 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:58:14,735 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:58:14,735 INFO ]: RCFGBuilder initialized [2018-06-22 17:58:14,736 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (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 17:58:14,755 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:58:14,755 INFO ]: Found specification of procedure False [2018-06-22 17:58:14,755 INFO ]: Found implementation of procedure False [2018-06-22 17:58:14,755 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:58:14,755 INFO ]: Found specification of procedure state [2018-06-22 17:58:14,755 INFO ]: Found implementation of procedure state [2018-06-22 17:58:14,755 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:58:14,755 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:58:14,755 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:58:15,155 INFO ]: Using library mode [2018-06-22 17:58:15,156 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:58:15 BoogieIcfgContainer [2018-06-22 17:58:15,156 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:58:15,157 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:58:15,157 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:58:15,164 INFO ]: TraceAbstraction initialized [2018-06-22 17:58:15,164 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:58:14" (1/3) ... [2018-06-22 17:58:15,165 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d2fa9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:58:15, skipping insertion in model container [2018-06-22 17:58:15,165 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:58:14" (2/3) ... [2018-06-22 17:58:15,165 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d2fa9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:58:15, skipping insertion in model container [2018-06-22 17:58:15,165 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:58:15" (3/3) ... [2018-06-22 17:58:15,170 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:58:15,180 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:58:15,190 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:58:15,239 INFO ]: Using default assertion order modulation [2018-06-22 17:58:15,240 INFO ]: Interprodecural is true [2018-06-22 17:58:15,240 INFO ]: Hoare is false [2018-06-22 17:58:15,240 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:58:15,240 INFO ]: Backedges is TWOTRACK [2018-06-22 17:58:15,240 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:58:15,240 INFO ]: Difference is false [2018-06-22 17:58:15,240 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:58:15,240 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:58:15,258 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:58:15,272 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:58:15,272 INFO ]: Found error trace [2018-06-22 17:58:15,273 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:58:15,273 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:58:15,278 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:58:15,280 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:58:15,281 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:58:15,322 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:58:15,322 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:58:15,322 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:58:15,457 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:58:15,866 WARN ]: Spent 188.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 13 [2018-06-22 17:58:15,868 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:58:15,870 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:58:15,870 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:58:15,871 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:58:15,883 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:58:15,883 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:58:15,886 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:58:15,996 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:58:15,996 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:58:15,997 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:58:15,999 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:58:15,999 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:58:16,011 INFO ]: With dead ends: 13 [2018-06-22 17:58:16,011 INFO ]: Without dead ends: 13 [2018-06-22 17:58:16,015 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:58:16,032 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:58:16,059 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:58:16,060 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:58:16,061 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:58:16,062 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:58:16,062 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:58:16,062 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:58:16,062 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:58:16,062 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:58:16,064 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:58:16,064 INFO ]: Found error trace [2018-06-22 17:58:16,064 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:58:16,065 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:58:16,065 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:58:16,065 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:58:16,065 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:58:16,066 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:58:16,066 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:58:16,066 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:58:16,322 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:58:20,411 WARN ]: Spent 3.51 s on a formula simplification. DAG size of input: 386 DAG size of output: 196 [2018-06-22 17:58:20,819 WARN ]: Spent 312.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2018-06-22 17:58:20,959 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:58:20,959 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:58:20,983 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 17:58:20,989 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:58:21,126 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:58:21,138 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:59:21,799 INFO ]: Timeout while computing interpolants [2018-06-22 17:59:22,000 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:59:22,000 WARN ]: Verification canceled [2018-06-22 17:59:22,005 WARN ]: Timeout [2018-06-22 17:59:22,005 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:59:22 BoogieIcfgContainer [2018-06-22 17:59:22,005 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:59:22,006 INFO ]: Toolchain (without parser) took 67439.93 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.3 MB in the beginning and 174.6 MB in the end (delta: 65.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:59:22,010 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.7 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:59:22,011 INFO ]: ChcToBoogie took 104.18 ms. Allocated memory is still 306.7 MB. Free memory was 240.3 MB in the beginning and 237.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:22,011 INFO ]: Boogie Preprocessor took 56.65 ms. Allocated memory is still 306.7 MB. Free memory was 237.3 MB in the beginning and 235.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:22,011 INFO ]: RCFGBuilder took 420.54 ms. Allocated memory is still 306.7 MB. Free memory was 235.3 MB in the beginning and 204.2 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:22,012 INFO ]: TraceAbstraction took 66847.52 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.2 MB in the beginning and 174.6 MB in the end (delta: 29.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:59:22,020 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 306.7 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 104.18 ms. Allocated memory is still 306.7 MB. Free memory was 240.3 MB in the beginning and 237.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.65 ms. Allocated memory is still 306.7 MB. Free memory was 237.3 MB in the beginning and 235.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 420.54 ms. Allocated memory is still 306.7 MB. Free memory was 235.3 MB in the beginning and 204.2 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66847.52 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.2 MB in the beginning and 174.6 MB in the end (delta: 29.6 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 64 quantified variables from 91 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 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_a3_e1_3233_e3_2970.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-59-22-037.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e1_3233_e3_2970.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-59-22-037.csv Completed graceful shutdown