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_a3_e1_3233_e2_2392.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:57:50,076 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:57:50,078 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:57:50,092 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:57:50,092 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:57:50,095 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:57:50,096 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:57:50,098 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:57:50,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:57:50,100 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:57:50,103 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:57:50,103 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:57:50,104 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:57:50,105 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:57:50,105 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:57:50,108 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:57:50,110 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:57:50,122 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:57:50,124 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:57:50,125 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:57:50,126 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:57:50,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:57:50,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:57:50,129 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:57:50,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:57:50,131 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:57:50,132 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:57:50,133 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:57:50,134 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:57:50,134 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:57:50,135 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:57:50,135 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:57:50,136 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:57:50,136 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:57:50,137 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:57:50,137 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 17:57:50,150 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:57:50,150 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:57:50,150 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:57:50,151 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:57:50,151 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:57:50,152 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:57:50,152 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:57:50,152 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:57:50,152 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:57:50,152 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:57:50,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:57:50,153 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:57:50,153 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:57:50,153 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:57:50,153 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:57:50,154 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:57:50,155 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:57:50,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:57:50,155 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:57:50,156 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:57:50,157 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:57:50,207 INFO ]: Repository-Root is: /tmp [2018-06-22 17:57:50,225 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:57:50,229 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:57:50,231 INFO ]: Initializing SmtParser... [2018-06-22 17:57:50,231 INFO ]: SmtParser initialized [2018-06-22 17:57:50,232 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e2_2392.smt2 [2018-06-22 17:57:50,234 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 17:57:50,319 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e2_2392.smt2 unknown [2018-06-22 17:57:50,852 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e1_3233_e2_2392.smt2 [2018-06-22 17:57:50,856 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:57:50,871 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:57:50,871 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:57:50,871 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:57:50,871 INFO ]: ChcToBoogie initialized [2018-06-22 17:57:50,874 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:50,969 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50 Unit [2018-06-22 17:57:50,969 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:57:50,970 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:57:50,970 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:57:50,970 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:57:50,991 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:50,992 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,004 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,005 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,017 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,019 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,022 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (1/1) ... [2018-06-22 17:57:51,026 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:57:51,027 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:57:51,027 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:57:51,027 INFO ]: RCFGBuilder initialized [2018-06-22 17:57:51,028 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:57:51,043 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:57:51,043 INFO ]: Found specification of procedure False [2018-06-22 17:57:51,043 INFO ]: Found implementation of procedure False [2018-06-22 17:57:51,043 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:57:51,043 INFO ]: Found specification of procedure state [2018-06-22 17:57:51,043 INFO ]: Found implementation of procedure state [2018-06-22 17:57:51,043 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:57:51,044 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:57:51,044 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:57:51,383 INFO ]: Using library mode [2018-06-22 17:57:51,383 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:57:51 BoogieIcfgContainer [2018-06-22 17:57:51,384 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:57:51,387 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:57:51,387 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:57:51,393 INFO ]: TraceAbstraction initialized [2018-06-22 17:57:51,393 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:57:50" (1/3) ... [2018-06-22 17:57:51,394 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:57:51, skipping insertion in model container [2018-06-22 17:57:51,394 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:57:50" (2/3) ... [2018-06-22 17:57:51,394 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32457c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:57:51, skipping insertion in model container [2018-06-22 17:57:51,394 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:57:51" (3/3) ... [2018-06-22 17:57:51,398 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:57:51,408 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:57:51,418 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:57:51,464 INFO ]: Using default assertion order modulation [2018-06-22 17:57:51,465 INFO ]: Interprodecural is true [2018-06-22 17:57:51,465 INFO ]: Hoare is false [2018-06-22 17:57:51,465 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:57:51,465 INFO ]: Backedges is TWOTRACK [2018-06-22 17:57:51,465 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:57:51,465 INFO ]: Difference is false [2018-06-22 17:57:51,465 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:57:51,465 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:57:51,484 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:57:51,499 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:57:51,499 INFO ]: Found error trace [2018-06-22 17:57:51,500 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:57:51,500 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:57:51,506 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:57:51,508 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:57:51,508 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:57:51,549 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:51,549 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:51,549 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:51,700 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:52,176 WARN ]: Spent 198.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 7 [2018-06-22 17:57:52,179 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:57:52,181 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:57:52,182 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:57:52,183 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:57:52,194 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:57:52,195 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:57:52,197 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:57:52,330 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:57:52,330 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:57:52,331 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:57:52,333 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:57:52,333 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:57:52,347 INFO ]: With dead ends: 13 [2018-06-22 17:57:52,347 INFO ]: Without dead ends: 13 [2018-06-22 17:57:52,349 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 17:57:52,370 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:57:52,412 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:57:52,413 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:57:52,414 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:57:52,416 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:57:52,416 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:57:52,416 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:57:52,416 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:57:52,416 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:57:52,417 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:57:52,417 INFO ]: Found error trace [2018-06-22 17:57:52,418 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:57:52,418 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:57:52,418 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:57:52,418 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:57:52,418 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:57:52,419 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:52,419 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:52,419 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:57:52,616 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:57,153 WARN ]: Spent 3.93 s on a formula simplification. DAG size of input: 420 DAG size of output: 221 [2018-06-22 17:57:57,570 WARN ]: Spent 234.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 4 [2018-06-22 17:57:57,573 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:57:57,573 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:57:57,574 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 17:57:57,587 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:57:57,697 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:57:57,713 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:59:01,280 INFO ]: Timeout while computing interpolants [2018-06-22 17:59:01,481 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:59:01,481 WARN ]: Verification canceled [2018-06-22 17:59:01,486 WARN ]: Timeout [2018-06-22 17:59:01,486 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:59:01 BoogieIcfgContainer [2018-06-22 17:59:01,486 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:59:01,487 INFO ]: Toolchain (without parser) took 70630.10 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 236.6 MB in the beginning and 977.9 MB in the end (delta: -741.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:59:01,492 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:59:01,492 INFO ]: ChcToBoogie took 98.58 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:01,492 INFO ]: Boogie Preprocessor took 56.21 ms. Allocated memory is still 303.0 MB. Free memory was 233.5 MB in the beginning and 231.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:01,493 INFO ]: RCFGBuilder took 356.90 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 200.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. [2018-06-22 17:59:01,493 INFO ]: TraceAbstraction took 70098.69 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 977.9 MB in the end (delta: -777.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:59:01,504 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 303.0 MB. Free memory is still 268.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 98.58 ms. Allocated memory is still 303.0 MB. Free memory was 236.6 MB in the beginning and 233.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.21 ms. Allocated memory is still 303.0 MB. Free memory was 233.5 MB in the beginning and 231.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 356.90 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 200.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70098.69 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 977.9 MB in the end (delta: -777.9 MB). 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 60 quantified variables from 77 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.0s 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, 0.3s 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, 184 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_a3_e1_3233_e2_2392.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-59-01-522.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e1_3233_e2_2392.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-59-01-522.csv Completed graceful shutdown