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_luke_2_e7_1826_e8_126.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:26:20,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:26:20,901 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:26:20,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:26:20,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:26:20,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:26:20,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:26:20,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:26:20,927 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:26:20,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:26:20,928 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:26:20,928 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:26:20,931 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:26:20,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:26:20,933 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:26:20,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:26:20,947 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:26:20,949 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:26:20,950 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:26:20,951 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:26:20,957 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:26:20,959 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:26:20,959 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:26:20,959 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:26:20,960 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:26:20,961 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:26:20,961 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:26:20,962 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:26:20,963 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:26:20,963 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:26:20,963 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:26:20,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:26:20,968 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:26:20,969 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:26:20,970 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:26:20,970 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 18:26:20,985 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:26:20,985 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:26:20,985 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:26:20,985 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:26:20,986 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:26:20,986 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:26:20,987 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:26:20,987 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:26:20,987 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:26:20,987 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:26:20,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:26:20,988 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:26:20,988 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:26:20,988 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:26:20,988 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:26:20,988 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:26:20,988 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:26:20,989 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:26:20,989 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:26:20,990 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:26:20,990 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:26:21,030 INFO ]: Repository-Root is: /tmp [2018-06-22 18:26:21,046 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:26:21,053 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:26:21,054 INFO ]: Initializing SmtParser... [2018-06-22 18:26:21,055 INFO ]: SmtParser initialized [2018-06-22 18:26:21,056 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_2_e7_1826_e8_126.smt2 [2018-06-22 18:26:21,057 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 18:26:21,153 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_2_e7_1826_e8_126.smt2 unknown [2018-06-22 18:26:21,732 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_2_e7_1826_e8_126.smt2 [2018-06-22 18:26:21,737 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:26:21,743 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:26:21,743 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:26:21,743 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:26:21,743 INFO ]: ChcToBoogie initialized [2018-06-22 18:26:21,746 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,845 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21 Unit [2018-06-22 18:26:21,845 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:26:21,846 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:26:21,846 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:26:21,846 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:26:21,872 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,872 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,897 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,897 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,910 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,920 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,923 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... [2018-06-22 18:26:21,935 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:26:21,936 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:26:21,936 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:26:21,936 INFO ]: RCFGBuilder initialized [2018-06-22 18:26:21,937 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 18:26:21,967 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:26:21,967 INFO ]: Found specification of procedure False [2018-06-22 18:26:21,967 INFO ]: Found implementation of procedure False [2018-06-22 18:26:21,967 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:26:21,967 INFO ]: Found specification of procedure state [2018-06-22 18:26:21,967 INFO ]: Found implementation of procedure state [2018-06-22 18:26:21,967 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:26:21,967 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:26:21,967 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:26:22,334 INFO ]: Using library mode [2018-06-22 18:26:22,334 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:26:22 BoogieIcfgContainer [2018-06-22 18:26:22,334 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:26:22,337 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:26:22,337 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:26:22,340 INFO ]: TraceAbstraction initialized [2018-06-22 18:26:22,341 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:26:21" (1/3) ... [2018-06-22 18:26:22,341 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1435635d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:26:22, skipping insertion in model container [2018-06-22 18:26:22,342 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:26:21" (2/3) ... [2018-06-22 18:26:22,342 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1435635d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:26:22, skipping insertion in model container [2018-06-22 18:26:22,342 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:26:22" (3/3) ... [2018-06-22 18:26:22,345 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:26:22,354 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:26:22,363 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:26:22,406 INFO ]: Using default assertion order modulation [2018-06-22 18:26:22,406 INFO ]: Interprodecural is true [2018-06-22 18:26:22,406 INFO ]: Hoare is false [2018-06-22 18:26:22,406 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:26:22,406 INFO ]: Backedges is TWOTRACK [2018-06-22 18:26:22,406 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:26:22,406 INFO ]: Difference is false [2018-06-22 18:26:22,406 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:26:22,406 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:26:22,426 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:26:22,436 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:26:22,436 INFO ]: Found error trace [2018-06-22 18:26:22,439 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:26:22,439 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:26:22,444 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:26:22,446 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:26:22,447 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:26:22,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:26:22,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:26:22,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:26:22,573 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:26:22,758 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:26:22,761 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:26:22,761 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:26:22,763 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:26:22,779 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:26:22,780 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:26:22,782 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:26:22,951 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:26:22,951 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:26:22,952 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:26:22,953 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:26:22,954 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:26:22,968 INFO ]: With dead ends: 13 [2018-06-22 18:26:22,968 INFO ]: Without dead ends: 13 [2018-06-22 18:26:23,001 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:26:23,023 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:26:23,051 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:26:23,053 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:26:23,053 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:26:23,054 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:26:23,055 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:26:23,055 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:26:23,055 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:26:23,055 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:26:23,056 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:26:23,056 INFO ]: Found error trace [2018-06-22 18:26:23,056 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:26:23,056 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:26:23,056 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:26:23,056 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:26:23,056 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:26:23,057 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:26:23,057 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:26:23,057 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:26:23,205 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:26:23,936 WARN ]: Spent 485.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 38 [2018-06-22 18:26:23,998 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:26:23,998 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:26:23,998 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 18:26:24,006 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:26:24,130 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:26:24,141 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:27:32,467 INFO ]: Timeout while computing interpolants [2018-06-22 18:27:32,668 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:27:32,668 WARN ]: Verification canceled [2018-06-22 18:27:32,671 WARN ]: Timeout [2018-06-22 18:27:32,671 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:27:32 BoogieIcfgContainer [2018-06-22 18:27:32,671 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:27:32,672 INFO ]: Toolchain (without parser) took 70934.81 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 244.5 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 18:27:32,673 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 309.9 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:27:32,673 INFO ]: ChcToBoogie took 102.38 ms. Allocated memory is still 309.9 MB. Free memory was 244.5 MB in the beginning and 242.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:27:32,674 INFO ]: Boogie Preprocessor took 89.43 ms. Allocated memory is still 309.9 MB. Free memory was 242.5 MB in the beginning and 240.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:27:32,674 INFO ]: RCFGBuilder took 398.55 ms. Allocated memory is still 309.9 MB. Free memory was 240.5 MB in the beginning and 212.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:27:32,675 INFO ]: TraceAbstraction took 70334.30 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 212.5 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 18:27:32,679 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 309.9 MB. Free memory is still 274.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 102.38 ms. Allocated memory is still 309.9 MB. Free memory was 244.5 MB in the beginning and 242.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 89.43 ms. Allocated memory is still 309.9 MB. Free memory was 242.5 MB in the beginning and 240.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 398.55 ms. Allocated memory is still 309.9 MB. Free memory was 240.5 MB in the beginning and 212.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70334.30 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 212.5 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 20 quantified variables from 24 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, 0.0s 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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_luke_2_e7_1826_e8_126.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-27-32-699.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_2_e7_1826_e8_126.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-27-32-699.csv Completed graceful shutdown