java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e6_1569.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:30:43,561 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:30:43,566 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:30:43,584 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:30:43,585 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:30:43,586 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:30:43,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:30:43,591 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:30:43,592 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:30:43,594 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:30:43,595 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:30:43,595 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:30:43,596 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:30:43,597 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:30:43,598 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:30:43,600 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:30:43,602 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:30:43,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:30:43,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:30:43,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:30:43,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:30:43,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:30:43,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:30:43,620 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:30:43,621 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:30:43,627 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:30:43,628 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:30:43,629 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:30:43,630 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:30:43,630 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:30:43,631 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:30:43,637 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:30:43,637 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:30:43,638 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:30:43,638 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:30:43,639 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:30:43,658 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:30:43,658 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:30:43,658 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:30:43,658 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:30:43,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:30:43,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:30:43,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:30:43,660 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:30:43,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:30:43,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:30:43,663 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:30:43,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:30:43,664 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:30:43,664 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:30:43,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:30:43,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:30:43,664 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:30:43,666 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:30:43,666 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:30:43,715 INFO ]: Repository-Root is: /tmp [2018-06-18 15:30:43,733 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:30:43,737 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:30:43,738 INFO ]: Initializing SmtParser... [2018-06-18 15:30:43,739 INFO ]: SmtParser initialized [2018-06-18 15:30:43,740 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e6_1569.smt2 [2018-06-18 15:30:43,741 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 [2018-06-18 15:30:43,831 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e6_1569.smt2 unknown [2018-06-18 15:30:44,337 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e6_1569.smt2 [2018-06-18 15:30:44,342 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:30:44,359 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:30:44,359 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:30:44,359 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:30:44,359 INFO ]: ChcToBoogie initialized [2018-06-18 15:30:44,379 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,523 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44 Unit [2018-06-18 15:30:44,524 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:30:44,524 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:30:44,524 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:30:44,524 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:30:44,547 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,547 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,565 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,565 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,575 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,576 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,580 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (1/1) ... [2018-06-18 15:30:44,586 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:30:44,587 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:30:44,587 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:30:44,587 INFO ]: RCFGBuilder initialized [2018-06-18 15:30:44,588 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (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 [2018-06-18 15:30:44,605 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:30:44,605 INFO ]: Found specification of procedure False [2018-06-18 15:30:44,605 INFO ]: Found implementation of procedure False [2018-06-18 15:30:44,605 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:30:44,605 INFO ]: Found specification of procedure state [2018-06-18 15:30:44,605 INFO ]: Found implementation of procedure state [2018-06-18 15:30:44,605 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:30:44,605 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:30:44,605 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 15:30:45,115 INFO ]: Using library mode [2018-06-18 15:30:45,116 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:30:45 BoogieIcfgContainer [2018-06-18 15:30:45,116 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:30:45,118 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:30:45,118 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:30:45,124 INFO ]: TraceAbstraction initialized [2018-06-18 15:30:45,124 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:30:44" (1/3) ... [2018-06-18 15:30:45,125 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bc77db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:30:45, skipping insertion in model container [2018-06-18 15:30:45,125 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:30:44" (2/3) ... [2018-06-18 15:30:45,125 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bc77db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:30:45, skipping insertion in model container [2018-06-18 15:30:45,126 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:30:45" (3/3) ... [2018-06-18 15:30:45,127 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:30:45,140 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:30:45,150 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:30:45,202 INFO ]: Using default assertion order modulation [2018-06-18 15:30:45,203 INFO ]: Interprodecural is true [2018-06-18 15:30:45,203 INFO ]: Hoare is false [2018-06-18 15:30:45,203 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:30:45,203 INFO ]: Backedges is TWOTRACK [2018-06-18 15:30:45,203 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:30:45,203 INFO ]: Difference is false [2018-06-18 15:30:45,203 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:30:45,203 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:30:45,225 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:30:45,242 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:30:45,242 INFO ]: Found error trace [2018-06-18 15:30:45,243 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:30:45,243 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:30:45,249 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:30:45,252 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:30:45,252 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:30:45,306 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:30:45,306 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:30:45,306 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:30:45,433 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:30:45,448 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:30:45,961 WARN ]: Spent 206.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-18 15:30:45,963 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:30:45,965 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:30:45,965 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:30:45,967 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:30:45,983 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:30:45,983 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:30:45,986 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:30:46,114 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:30:46,114 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:30:46,115 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:30:46,116 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:30:46,117 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:30:46,131 INFO ]: With dead ends: 13 [2018-06-18 15:30:46,131 INFO ]: Without dead ends: 13 [2018-06-18 15:30:46,135 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 [2018-06-18 15:30:46,156 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:30:46,189 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:30:46,190 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:30:46,191 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:30:46,194 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:30:46,194 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:30:46,194 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:30:46,194 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:30:46,194 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:30:46,196 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:30:46,196 INFO ]: Found error trace [2018-06-18 15:30:46,196 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:30:46,196 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:30:46,196 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:30:46,196 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:30:46,196 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:30:46,198 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:30:46,198 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:30:46,198 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:30:46,422 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:30:46,423 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:30:49,824 WARN ]: Spent 2.77 s on a formula simplification. DAG size of input: 344 DAG size of output: 194 [2018-06-18 15:30:50,257 WARN ]: Spent 225.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 15 [2018-06-18 15:30:50,261 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:30:50,261 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:30:50,261 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 [2018-06-18 15:30:50,285 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:30:50,449 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:30:50,461 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:31:51,733 INFO ]: Timeout while computing interpolants [2018-06-18 15:31:51,934 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:31:51,934 WARN ]: Verification canceled [2018-06-18 15:31:51,938 WARN ]: Timeout [2018-06-18 15:31:51,938 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:31:51 BoogieIcfgContainer [2018-06-18 15:31:51,939 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:31:51,939 INFO ]: Toolchain (without parser) took 67596.61 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.3 MB in the beginning and 1.2 GB in the end (delta: -988.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:31:51,941 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:31:51,941 INFO ]: ChcToBoogie took 164.93 ms. Allocated memory is still 308.8 MB. Free memory was 241.3 MB in the beginning and 235.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:31:51,942 INFO ]: Boogie Preprocessor took 61.50 ms. Allocated memory is still 308.8 MB. Free memory was 235.3 MB in the beginning and 233.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:31:51,942 INFO ]: RCFGBuilder took 529.80 ms. Allocated memory is still 308.8 MB. Free memory was 233.3 MB in the beginning and 202.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:31:51,942 INFO ]: TraceAbstraction took 66820.83 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.3 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:31:51,950 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 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 164.93 ms. Allocated memory is still 308.8 MB. Free memory was 241.3 MB in the beginning and 235.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 61.50 ms. Allocated memory is still 308.8 MB. Free memory was 235.3 MB in the beginning and 233.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 529.80 ms. Allocated memory is still 308.8 MB. Free memory was 233.3 MB in the beginning and 202.3 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66820.83 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.3 MB in the beginning and 1.2 GB in the end (delta: -1.0 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 50 quantified variables from 65 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.7s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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_all_e3_1600_e6_1569.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-31-51-963.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e6_1569.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-31-51-963.csv Completed graceful shutdown