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_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:28:44,913 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:28:44,915 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:28:44,930 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:28:44,931 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:28:44,932 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:28:44,932 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:28:44,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:28:44,936 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:28:44,938 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:28:44,939 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:28:44,939 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:28:44,940 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:28:44,941 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:28:44,944 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:28:44,945 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:28:44,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:28:44,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:28:44,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:28:44,958 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:28:44,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:28:44,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:28:44,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:28:44,963 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:28:44,964 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:28:44,967 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:28:44,968 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:28:44,969 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:28:44,969 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:28:44,970 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:28:44,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:28:44,973 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:28:44,974 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:28:44,975 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:28:44,975 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:28:44,975 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 18:28:44,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:28:44,995 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:28:44,995 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:28:44,995 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:28:44,996 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:28:44,996 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:28:44,997 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:28:44,997 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:28:44,997 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:28:44,997 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:28:44,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:28:44,998 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:28:44,998 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:28:44,998 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:28:44,999 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:28:44,999 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:28:44,999 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:28:44,999 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:28:44,999 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:28:45,001 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:28:45,001 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:28:45,049 INFO ]: Repository-Root is: /tmp [2018-06-22 18:28:45,061 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:28:45,065 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:28:45,071 INFO ]: Initializing SmtParser... [2018-06-22 18:28:45,071 INFO ]: SmtParser initialized [2018-06-22 18:28:45,072 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_3.smt2 [2018-06-22 18:28:45,073 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 18:28:45,169 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_3.smt2 unknown [2018-06-22 18:28:45,830 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_3.smt2 [2018-06-22 18:28:45,839 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:28:45,855 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:28:45,855 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:28:45,855 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:28:45,855 INFO ]: ChcToBoogie initialized [2018-06-22 18:28:45,858 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,948 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45 Unit [2018-06-22 18:28:45,949 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:28:45,956 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:28:45,956 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:28:45,956 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:28:45,972 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,972 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,982 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,982 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,995 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,997 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:45,999 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (1/1) ... [2018-06-22 18:28:46,004 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:28:46,004 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:28:46,004 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:28:46,004 INFO ]: RCFGBuilder initialized [2018-06-22 18:28:46,005 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (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 18:28:46,015 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:28:46,015 INFO ]: Found specification of procedure False [2018-06-22 18:28:46,015 INFO ]: Found implementation of procedure False [2018-06-22 18:28:46,016 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:28:46,016 INFO ]: Found specification of procedure state [2018-06-22 18:28:46,016 INFO ]: Found implementation of procedure state [2018-06-22 18:28:46,016 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:28:46,016 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:28:46,016 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 18:28:46,436 INFO ]: Using library mode [2018-06-22 18:28:46,437 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:28:46 BoogieIcfgContainer [2018-06-22 18:28:46,437 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:28:46,439 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:28:46,439 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:28:46,443 INFO ]: TraceAbstraction initialized [2018-06-22 18:28:46,443 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:28:45" (1/3) ... [2018-06-22 18:28:46,444 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6959e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:28:46, skipping insertion in model container [2018-06-22 18:28:46,444 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:28:45" (2/3) ... [2018-06-22 18:28:46,445 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6959e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:28:46, skipping insertion in model container [2018-06-22 18:28:46,445 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:28:46" (3/3) ... [2018-06-22 18:28:46,446 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:28:46,456 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:28:46,466 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:28:46,516 INFO ]: Using default assertion order modulation [2018-06-22 18:28:46,516 INFO ]: Interprodecural is true [2018-06-22 18:28:46,516 INFO ]: Hoare is false [2018-06-22 18:28:46,516 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:28:46,516 INFO ]: Backedges is TWOTRACK [2018-06-22 18:28:46,516 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:28:46,516 INFO ]: Difference is false [2018-06-22 18:28:46,516 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:28:46,516 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:28:46,534 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:28:46,545 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:28:46,545 INFO ]: Found error trace [2018-06-22 18:28:46,546 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:28:46,546 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:28:46,550 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:28:46,551 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:28:46,552 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:28:46,583 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:28:46,583 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:28:46,583 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:28:46,676 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:28:46,994 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:28:46,996 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:28:46,996 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:28:46,997 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:28:47,008 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:28:47,008 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:28:47,010 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:28:47,159 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:28:47,160 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:28:47,160 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:28:47,162 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:28:47,162 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:28:47,172 INFO ]: With dead ends: 13 [2018-06-22 18:28:47,172 INFO ]: Without dead ends: 13 [2018-06-22 18:28:47,174 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 18:28:47,193 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:28:47,232 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:28:47,233 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:28:47,234 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:28:47,235 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:28:47,235 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:28:47,235 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:28:47,235 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:28:47,235 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:28:47,244 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:28:47,245 INFO ]: Found error trace [2018-06-22 18:28:47,245 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:28:47,245 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:28:47,245 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:28:47,245 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:28:47,245 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:28:47,246 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:28:47,246 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:28:47,246 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:28:47,364 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:28:48,480 WARN ]: Spent 881.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2018-06-22 18:28:48,612 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:28:48,612 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:28:48,612 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 18:28:48,623 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:28:48,733 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:28:48,745 INFO ]: Computing forward predicates... [2018-06-22 18:28:53,152 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 18:28:54,199 WARN ]: Simplifying disjunction of 46656 conjuctions. This might take some time... Received shutdown request... [2018-06-22 18:30:01,948 INFO ]: Timeout while computing interpolants [2018-06-22 18:30:02,149 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:30:02,149 WARN ]: Verification canceled [2018-06-22 18:30:02,153 WARN ]: Timeout [2018-06-22 18:30:02,154 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:30:02 BoogieIcfgContainer [2018-06-22 18:30:02,154 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:30:02,155 INFO ]: Toolchain (without parser) took 76314.97 ms. Allocated memory was 307.8 MB in the beginning and 559.4 MB in the end (delta: 251.7 MB). Free memory was 242.1 MB in the beginning and 435.1 MB in the end (delta: -193.0 MB). Peak memory consumption was 358.8 MB. Max. memory is 3.6 GB. [2018-06-22 18:30:02,155 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:30:02,159 INFO ]: ChcToBoogie took 100.21 ms. Allocated memory is still 307.8 MB. Free memory was 240.1 MB in the beginning and 238.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:30:02,159 INFO ]: Boogie Preprocessor took 47.75 ms. Allocated memory is still 307.8 MB. Free memory was 238.1 MB in the beginning and 236.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:30:02,160 INFO ]: RCFGBuilder took 432.95 ms. Allocated memory is still 307.8 MB. Free memory was 236.1 MB in the beginning and 208.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:30:02,160 INFO ]: TraceAbstraction took 75715.00 ms. Allocated memory was 307.8 MB in the beginning and 559.4 MB in the end (delta: 251.7 MB). Free memory was 208.2 MB in the beginning and 435.1 MB in the end (delta: -226.9 MB). Peak memory consumption was 324.9 MB. Max. memory is 3.6 GB. [2018-06-22 18:30:02,168 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 307.8 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 100.21 ms. Allocated memory is still 307.8 MB. Free memory was 240.1 MB in the beginning and 238.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 47.75 ms. Allocated memory is still 307.8 MB. Free memory was 238.1 MB in the beginning and 236.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 432.95 ms. Allocated memory is still 307.8 MB. Free memory was 236.1 MB in the beginning and 208.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 75715.00 ms. Allocated memory was 307.8 MB in the beginning and 559.4 MB in the end (delta: 251.7 MB). Free memory was 208.2 MB in the beginning and 435.1 MB in the end (delta: -226.9 MB). Peak memory consumption was 324.9 MB. 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 46656 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 75.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.3s 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_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-30-02-178.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-30-02-178.csv Completed graceful shutdown