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_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:40:33,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:40:33,904 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:40:33,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:40:33,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:40:33,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:40:33,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:40:33,923 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:40:33,924 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:40:33,925 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:40:33,927 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:40:33,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:40:33,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:40:33,929 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:40:33,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:40:33,933 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:40:33,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:40:33,936 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:40:33,938 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:40:33,939 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:40:33,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:40:33,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:40:33,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:40:33,943 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:40:33,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:40:33,945 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:40:33,946 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:40:33,946 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:40:33,948 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:40:33,948 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:40:33,949 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:40:33,949 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:40:33,949 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:40:33,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:40:33,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:40:33,951 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 17:40:33,964 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:40:33,965 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:40:33,965 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:40:33,965 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:40:33,966 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:40:33,966 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:40:33,967 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:40:33,967 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:40:33,967 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:40:33,967 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:40:33,967 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:40:33,968 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:40:33,968 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:40:33,968 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:40:33,968 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:40:33,968 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:40:33,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:40:33,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:40:33,969 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:40:33,970 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:40:33,970 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:40:34,018 INFO ]: Repository-Root is: /tmp [2018-06-22 17:40:34,033 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:40:34,036 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:40:34,038 INFO ]: Initializing SmtParser... [2018-06-22 17:40:34,038 INFO ]: SmtParser initialized [2018-06-22 17:40:34,038 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3.smt2 [2018-06-22 17:40:34,039 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 17:40:34,118 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3.smt2 unknown [2018-06-22 17:40:34,752 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3.smt2 [2018-06-22 17:40:34,757 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:40:34,763 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:40:34,763 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:40:34,763 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:40:34,763 INFO ]: ChcToBoogie initialized [2018-06-22 17:40:34,766 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,820 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34 Unit [2018-06-22 17:40:34,820 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:40:34,821 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:40:34,821 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:40:34,821 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:40:34,841 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,842 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,854 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,854 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,865 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,866 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,869 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (1/1) ... [2018-06-22 17:40:34,873 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:40:34,876 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:40:34,876 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:40:34,876 INFO ]: RCFGBuilder initialized [2018-06-22 17:40:34,877 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (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 17:40:34,906 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:40:34,906 INFO ]: Found specification of procedure False [2018-06-22 17:40:34,906 INFO ]: Found implementation of procedure False [2018-06-22 17:40:34,906 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:40:34,906 INFO ]: Found specification of procedure state [2018-06-22 17:40:34,906 INFO ]: Found implementation of procedure state [2018-06-22 17:40:34,906 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:40:34,906 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:40:34,906 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 17:40:35,361 INFO ]: Using library mode [2018-06-22 17:40:35,362 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:40:35 BoogieIcfgContainer [2018-06-22 17:40:35,362 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:40:35,367 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:40:35,367 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:40:35,370 INFO ]: TraceAbstraction initialized [2018-06-22 17:40:35,371 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:40:34" (1/3) ... [2018-06-22 17:40:35,373 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff9b8d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:40:35, skipping insertion in model container [2018-06-22 17:40:35,374 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:40:34" (2/3) ... [2018-06-22 17:40:35,374 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff9b8d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:40:35, skipping insertion in model container [2018-06-22 17:40:35,374 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:40:35" (3/3) ... [2018-06-22 17:40:35,377 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:40:35,387 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:40:35,399 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:40:35,448 INFO ]: Using default assertion order modulation [2018-06-22 17:40:35,448 INFO ]: Interprodecural is true [2018-06-22 17:40:35,448 INFO ]: Hoare is false [2018-06-22 17:40:35,448 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:40:35,448 INFO ]: Backedges is TWOTRACK [2018-06-22 17:40:35,448 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:40:35,449 INFO ]: Difference is false [2018-06-22 17:40:35,449 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:40:35,449 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:40:35,464 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:40:35,478 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:40:35,478 INFO ]: Found error trace [2018-06-22 17:40:35,480 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:40:35,480 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:40:35,486 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:40:35,488 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:40:35,488 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:40:35,538 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:35,539 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:35,539 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:35,649 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:35,947 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:40:35,950 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:40:35,951 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:40:35,953 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:40:35,970 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:40:35,971 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:40:35,974 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:40:36,128 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:40:36,128 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:40:36,130 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:40:36,131 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:40:36,132 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:40:36,143 INFO ]: With dead ends: 13 [2018-06-22 17:40:36,143 INFO ]: Without dead ends: 13 [2018-06-22 17:40:36,145 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 17:40:36,160 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:40:36,181 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:40:36,182 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:40:36,184 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:40:36,185 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:40:36,185 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:40:36,185 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:40:36,185 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:40:36,185 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:40:36,186 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:40:36,186 INFO ]: Found error trace [2018-06-22 17:40:36,186 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:40:36,187 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:40:36,187 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:40:36,187 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:40:36,187 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:40:36,188 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:36,188 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:36,188 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:40:36,293 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:37,278 WARN ]: Spent 735.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 34 [2018-06-22 17:40:37,339 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:40:37,339 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:40:37,339 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 17:40:37,347 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:40:37,485 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:40:37,498 INFO ]: Computing forward predicates... [2018-06-22 17:40:37,725 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:40:37,738 WARN ]: expecting exponential blowup for input size 23 Received shutdown request... [2018-06-22 17:41:23,158 INFO ]: Timeout while computing interpolants [2018-06-22 17:41:23,359 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:41:23,359 WARN ]: Verification canceled [2018-06-22 17:41:23,364 WARN ]: Timeout [2018-06-22 17:41:23,364 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:41:23 BoogieIcfgContainer [2018-06-22 17:41:23,364 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:41:23,365 INFO ]: Toolchain (without parser) took 48607.56 ms. Allocated memory was 308.3 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 241.9 MB in the beginning and 969.3 MB in the end (delta: -727.5 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 17:41:23,366 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 308.3 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:41:23,366 INFO ]: ChcToBoogie took 57.18 ms. Allocated memory is still 308.3 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:23,366 INFO ]: Boogie Preprocessor took 52.81 ms. Allocated memory is still 308.3 MB. Free memory was 239.9 MB in the beginning and 237.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:23,367 INFO ]: RCFGBuilder took 486.30 ms. Allocated memory is still 308.3 MB. Free memory was 237.9 MB in the beginning and 207.9 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:41:23,367 INFO ]: TraceAbstraction took 47997.05 ms. Allocated memory was 308.3 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 207.9 MB in the beginning and 969.3 MB in the end (delta: -761.5 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 17:41:23,379 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 308.3 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 57.18 ms. Allocated memory is still 308.3 MB. Free memory was 241.9 MB in the beginning and 239.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 52.81 ms. Allocated memory is still 308.3 MB. Free memory was 239.9 MB in the beginning and 237.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 486.30 ms. Allocated memory is still 308.3 MB. Free memory was 237.9 MB in the beginning and 207.9 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 47997.05 ms. Allocated memory was 308.3 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 207.9 MB in the beginning and 969.3 MB in the end (delta: -761.5 MB). Peak memory consumption was 3.4 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 23 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 47.9s 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, 0.2s 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_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-41-23-390.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-41-23-390.csv Completed graceful shutdown