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_5_e2_2884_e1_2678.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:47:07,946 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:47:07,949 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:47:07,962 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:47:07,962 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:47:07,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:47:07,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:47:07,968 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:47:07,970 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:47:07,970 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:47:07,972 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:47:07,972 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:47:07,973 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:47:07,974 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:47:07,974 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:47:07,975 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:47:07,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:47:07,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:47:07,990 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:47:07,991 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:47:07,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:47:07,994 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:47:07,994 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:47:07,994 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:47:07,997 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:47:07,998 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:47:07,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:47:07,999 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:47:08,000 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:47:08,000 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:47:08,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:47:08,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:47:08,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:47:08,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:47:08,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:47:08,006 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 17:47:08,027 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:47:08,027 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:47:08,028 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:47:08,029 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:47:08,030 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:47:08,030 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:47:08,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:47:08,030 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:47:08,031 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:47:08,031 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:47:08,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:47:08,031 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:47:08,031 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:47:08,031 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:47:08,032 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:47:08,032 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:47:08,032 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:47:08,032 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:47:08,032 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:47:08,036 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:47:08,037 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:47:08,076 INFO ]: Repository-Root is: /tmp [2018-06-22 17:47:08,088 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:47:08,094 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:47:08,096 INFO ]: Initializing SmtParser... [2018-06-22 17:47:08,096 INFO ]: SmtParser initialized [2018-06-22 17:47:08,097 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e1_2678.smt2 [2018-06-22 17:47:08,098 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 17:47:08,188 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e1_2678.smt2 unknown [2018-06-22 17:47:08,688 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e1_2678.smt2 [2018-06-22 17:47:08,692 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:47:08,708 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:47:08,717 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:47:08,717 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:47:08,717 INFO ]: ChcToBoogie initialized [2018-06-22 17:47:08,721 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,822 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08 Unit [2018-06-22 17:47:08,822 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:47:08,823 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:47:08,823 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:47:08,823 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:47:08,847 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,847 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,866 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,866 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,878 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,879 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,890 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (1/1) ... [2018-06-22 17:47:08,894 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:47:08,895 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:47:08,895 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:47:08,895 INFO ]: RCFGBuilder initialized [2018-06-22 17:47:08,896 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (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 17:47:08,915 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:47:08,915 INFO ]: Found specification of procedure False [2018-06-22 17:47:08,915 INFO ]: Found implementation of procedure False [2018-06-22 17:47:08,915 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:47:08,915 INFO ]: Found specification of procedure state [2018-06-22 17:47:08,915 INFO ]: Found implementation of procedure state [2018-06-22 17:47:08,915 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:47:08,915 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:47:08,915 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 17:47:09,371 INFO ]: Using library mode [2018-06-22 17:47:09,372 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:47:09 BoogieIcfgContainer [2018-06-22 17:47:09,372 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:47:09,374 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:47:09,374 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:47:09,377 INFO ]: TraceAbstraction initialized [2018-06-22 17:47:09,377 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:47:08" (1/3) ... [2018-06-22 17:47:09,378 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a81611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:47:09, skipping insertion in model container [2018-06-22 17:47:09,378 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:47:08" (2/3) ... [2018-06-22 17:47:09,378 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a81611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:47:09, skipping insertion in model container [2018-06-22 17:47:09,378 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:47:09" (3/3) ... [2018-06-22 17:47:09,380 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:47:09,390 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:47:09,400 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:47:09,452 INFO ]: Using default assertion order modulation [2018-06-22 17:47:09,452 INFO ]: Interprodecural is true [2018-06-22 17:47:09,452 INFO ]: Hoare is false [2018-06-22 17:47:09,452 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:47:09,452 INFO ]: Backedges is TWOTRACK [2018-06-22 17:47:09,452 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:47:09,453 INFO ]: Difference is false [2018-06-22 17:47:09,453 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:47:09,453 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:47:09,471 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:47:09,493 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:47:09,493 INFO ]: Found error trace [2018-06-22 17:47:09,495 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:47:09,495 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:47:09,501 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:47:09,503 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:47:09,504 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:47:09,540 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:09,540 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:09,540 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:09,645 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:09,960 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:47:09,961 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:47:09,962 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:47:09,963 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:47:09,978 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:47:09,979 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:47:09,981 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:47:10,138 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:47:10,139 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:47:10,140 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:47:10,141 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:47:10,142 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:47:10,155 INFO ]: With dead ends: 13 [2018-06-22 17:47:10,155 INFO ]: Without dead ends: 13 [2018-06-22 17:47:10,157 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:47:10,175 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:47:10,198 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:47:10,199 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:47:10,200 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:47:10,201 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:47:10,201 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:47:10,201 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:47:10,201 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:47:10,201 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:47:10,202 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:47:10,202 INFO ]: Found error trace [2018-06-22 17:47:10,202 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:47:10,202 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:47:10,203 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:47:10,203 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:47:10,203 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:47:10,203 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:10,203 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:10,203 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:47:10,289 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:10,826 WARN ]: Spent 318.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2018-06-22 17:47:11,133 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:47:11,133 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:47:11,133 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 17:47:11,146 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:47:11,275 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:47:11,287 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:48:19,813 INFO ]: Timeout while computing interpolants [2018-06-22 17:48:20,014 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:48:20,014 WARN ]: Verification canceled [2018-06-22 17:48:20,019 WARN ]: Timeout [2018-06-22 17:48:20,019 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:48:20 BoogieIcfgContainer [2018-06-22 17:48:20,019 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:48:20,020 INFO ]: Toolchain (without parser) took 71318.08 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.7 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:48:20,021 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:48:20,021 INFO ]: ChcToBoogie took 105.66 ms. Allocated memory is still 308.3 MB. Free memory was 243.7 MB in the beginning and 240.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:48:20,022 INFO ]: Boogie Preprocessor took 71.45 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 239.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 17:48:20,023 INFO ]: RCFGBuilder took 477.57 ms. Allocated memory is still 308.3 MB. Free memory was 238.7 MB in the beginning and 210.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:48:20,024 INFO ]: TraceAbstraction took 70645.49 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 210.6 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 17:48:20,026 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 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 105.66 ms. Allocated memory is still 308.3 MB. Free memory was 243.7 MB in the beginning and 240.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 71.45 ms. Allocated memory is still 308.3 MB. Free memory was 240.7 MB in the beginning and 239.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 477.57 ms. Allocated memory is still 308.3 MB. Free memory was 238.7 MB in the beginning and 210.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70645.49 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 210.6 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 21 quantified variables from 31 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.5s 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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_5_e2_2884_e1_2678.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-48-20-048.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e1_2678.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-48-20-048.csv Completed graceful shutdown