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_4_e3_3511_e1_2375.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:41:26,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:41:26,861 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:41:26,876 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:41:26,876 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:41:26,877 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:41:26,878 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:41:26,886 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:41:26,888 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:41:26,888 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:41:26,892 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:41:26,892 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:41:26,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:41:26,896 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:41:26,897 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:41:26,897 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:41:26,899 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:41:26,913 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:41:26,914 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:41:26,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:41:26,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:41:26,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:41:26,919 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:41:26,919 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:41:26,920 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:41:26,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:41:26,925 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:41:26,926 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:41:26,927 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:41:26,927 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:41:26,928 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:41:26,928 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:41:26,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:41:26,932 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:41:26,932 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:41:26,933 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 17:41:26,957 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:41:26,958 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:41:26,958 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:41:26,958 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:41:26,959 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:41:26,959 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:41:26,959 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:41:26,960 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:41:26,960 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:41:26,960 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:41:26,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:41:26,960 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:41:26,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:41:26,962 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:41:26,963 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:41:26,963 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:41:27,022 INFO ]: Repository-Root is: /tmp [2018-06-22 17:41:27,039 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:41:27,045 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:41:27,046 INFO ]: Initializing SmtParser... [2018-06-22 17:41:27,046 INFO ]: SmtParser initialized [2018-06-22 17:41:27,047 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e1_2375.smt2 [2018-06-22 17:41:27,048 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 17:41:27,127 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e1_2375.smt2 unknown [2018-06-22 17:41:27,693 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e1_2375.smt2 [2018-06-22 17:41:27,697 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:41:27,704 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:41:27,704 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:41:27,704 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:41:27,705 INFO ]: ChcToBoogie initialized [2018-06-22 17:41:27,708 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,772 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27 Unit [2018-06-22 17:41:27,772 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:41:27,773 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:41:27,773 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:41:27,773 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:41:27,803 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,803 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,824 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,824 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,839 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,841 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,844 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (1/1) ... [2018-06-22 17:41:27,858 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:41:27,859 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:41:27,859 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:41:27,859 INFO ]: RCFGBuilder initialized [2018-06-22 17:41:27,860 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (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 17:41:27,879 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:41:27,879 INFO ]: Found specification of procedure False [2018-06-22 17:41:27,879 INFO ]: Found implementation of procedure False [2018-06-22 17:41:27,879 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:41:27,879 INFO ]: Found specification of procedure state [2018-06-22 17:41:27,879 INFO ]: Found implementation of procedure state [2018-06-22 17:41:27,879 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:41:27,879 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:41:27,879 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 17:41:28,323 INFO ]: Using library mode [2018-06-22 17:41:28,324 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:41:28 BoogieIcfgContainer [2018-06-22 17:41:28,324 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:41:28,325 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:41:28,325 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:41:28,329 INFO ]: TraceAbstraction initialized [2018-06-22 17:41:28,330 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:41:27" (1/3) ... [2018-06-22 17:41:28,330 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2204afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:41:28, skipping insertion in model container [2018-06-22 17:41:28,331 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:41:27" (2/3) ... [2018-06-22 17:41:28,331 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2204afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:41:28, skipping insertion in model container [2018-06-22 17:41:28,331 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:41:28" (3/3) ... [2018-06-22 17:41:28,333 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:41:28,343 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:41:28,354 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:41:28,406 INFO ]: Using default assertion order modulation [2018-06-22 17:41:28,407 INFO ]: Interprodecural is true [2018-06-22 17:41:28,407 INFO ]: Hoare is false [2018-06-22 17:41:28,407 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:41:28,407 INFO ]: Backedges is TWOTRACK [2018-06-22 17:41:28,407 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:41:28,407 INFO ]: Difference is false [2018-06-22 17:41:28,407 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:41:28,407 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:41:28,429 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:41:28,450 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:41:28,450 INFO ]: Found error trace [2018-06-22 17:41:28,451 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:41:28,451 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:41:28,456 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:41:28,458 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:41:28,459 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:41:28,506 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:41:28,506 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:41:28,506 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:41:28,641 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:41:29,082 WARN ]: Spent 202.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 5 [2018-06-22 17:41:29,085 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:41:29,087 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:41:29,088 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:41:29,095 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:41:29,133 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:41:29,133 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:41:29,138 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:41:29,241 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:41:29,241 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:41:29,242 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:41:29,243 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:41:29,243 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:41:29,254 INFO ]: With dead ends: 13 [2018-06-22 17:41:29,254 INFO ]: Without dead ends: 13 [2018-06-22 17:41:29,256 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:41:29,275 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:41:29,310 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:41:29,310 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:41:29,311 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:41:29,312 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:41:29,312 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:41:29,312 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:41:29,312 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:41:29,312 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:41:29,313 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:41:29,313 INFO ]: Found error trace [2018-06-22 17:41:29,313 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:41:29,313 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:41:29,313 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:41:29,313 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:41:29,313 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:41:29,314 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:41:29,314 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:41:29,314 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:41:29,465 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:41:32,505 WARN ]: Spent 2.56 s on a formula simplification. DAG size of input: 239 DAG size of output: 150 [2018-06-22 17:41:33,246 WARN ]: Spent 600.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 1 [2018-06-22 17:41:33,249 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:41:33,249 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:41:33,249 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 17:41:33,264 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:41:33,360 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:41:33,374 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:42:39,766 INFO ]: Timeout while computing interpolants [2018-06-22 17:42:39,967 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:42:39,967 WARN ]: Verification canceled [2018-06-22 17:42:39,971 WARN ]: Timeout [2018-06-22 17:42:39,971 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:42:39 BoogieIcfgContainer [2018-06-22 17:42:39,971 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:42:39,972 INFO ]: Toolchain (without parser) took 72273.99 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 238.0 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:42:39,972 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:42:39,980 INFO ]: ChcToBoogie took 68.46 ms. Allocated memory is still 304.6 MB. Free memory was 237.0 MB in the beginning and 235.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:42:39,981 INFO ]: Boogie Preprocessor took 85.35 ms. Allocated memory is still 304.6 MB. Free memory was 235.1 MB in the beginning and 233.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:42:39,981 INFO ]: RCFGBuilder took 464.75 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 203.8 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 3.6 GB. [2018-06-22 17:42:39,981 INFO ]: TraceAbstraction took 71645.93 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 202.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:42:39,984 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 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 68.46 ms. Allocated memory is still 304.6 MB. Free memory was 237.0 MB in the beginning and 235.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.35 ms. Allocated memory is still 304.6 MB. Free memory was 235.1 MB in the beginning and 233.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 464.75 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 203.8 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71645.93 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 202.8 MB in the beginning and 1.4 GB in the end (delta: -1.2 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 63 quantified variables from 79 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.5s 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, 0.3s 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, 136 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_4_e3_3511_e1_2375.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-42-39-998.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_3511_e1_2375.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-42-39-998.csv Completed graceful shutdown