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_2_e2_3244_e3_1305.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:06:27,506 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:06:27,508 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:06:27,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:06:27,525 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:06:27,526 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:06:27,527 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:06:27,532 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:06:27,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:06:27,536 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:06:27,537 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:06:27,537 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:06:27,538 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:06:27,542 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:06:27,542 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:06:27,543 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:06:27,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:06:27,558 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:06:27,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:06:27,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:06:27,562 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:06:27,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:06:27,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:06:27,564 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:06:27,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:06:27,571 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:06:27,572 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:06:27,573 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:06:27,578 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:06:27,578 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:06:27,579 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:06:27,580 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:06:27,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:06:27,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:06:27,581 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:06:27,583 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:06:27,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:06:27,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:06:27,611 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:06:27,611 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:06:27,612 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:06:27,612 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:06:27,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:06:27,613 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:06:27,613 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:06:27,613 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:06:27,614 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:06:27,616 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:06:27,617 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:06:27,617 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:06:27,617 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:06:27,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:06:27,617 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:06:27,619 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:06:27,619 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:06:27,678 INFO ]: Repository-Root is: /tmp [2018-06-18 15:06:27,694 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:06:27,698 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:06:27,700 INFO ]: Initializing SmtParser... [2018-06-18 15:06:27,700 INFO ]: SmtParser initialized [2018-06-18 15:06:27,701 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e2_3244_e3_1305.smt2 [2018-06-18 15:06:27,702 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 15:06:27,792 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e2_3244_e3_1305.smt2 unknown [2018-06-18 15:06:28,279 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e2_3244_e3_1305.smt2 [2018-06-18 15:06:28,284 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:06:28,290 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:06:28,290 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:06:28,290 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:06:28,296 INFO ]: ChcToBoogie initialized [2018-06-18 15:06:28,303 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,522 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28 Unit [2018-06-18 15:06:28,522 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:06:28,523 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:06:28,523 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:06:28,523 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:06:28,545 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,545 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,575 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,576 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,585 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,587 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,590 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (1/1) ... [2018-06-18 15:06:28,594 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:06:28,595 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:06:28,595 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:06:28,595 INFO ]: RCFGBuilder initialized [2018-06-18 15:06:28,596 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (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 15:06:28,609 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:06:28,609 INFO ]: Found specification of procedure False [2018-06-18 15:06:28,609 INFO ]: Found implementation of procedure False [2018-06-18 15:06:28,609 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:06:28,609 INFO ]: Found specification of procedure state [2018-06-18 15:06:28,609 INFO ]: Found implementation of procedure state [2018-06-18 15:06:28,609 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:06:28,609 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:06:28,609 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 15:06:29,065 INFO ]: Using library mode [2018-06-18 15:06:29,065 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:06:29 BoogieIcfgContainer [2018-06-18 15:06:29,066 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:06:29,068 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:06:29,068 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:06:29,073 INFO ]: TraceAbstraction initialized [2018-06-18 15:06:29,074 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:06:28" (1/3) ... [2018-06-18 15:06:29,075 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7619651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:06:29, skipping insertion in model container [2018-06-18 15:06:29,075 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:28" (2/3) ... [2018-06-18 15:06:29,075 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7619651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:06:29, skipping insertion in model container [2018-06-18 15:06:29,075 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:06:29" (3/3) ... [2018-06-18 15:06:29,077 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:06:29,087 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:06:29,097 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:06:29,152 INFO ]: Using default assertion order modulation [2018-06-18 15:06:29,153 INFO ]: Interprodecural is true [2018-06-18 15:06:29,153 INFO ]: Hoare is false [2018-06-18 15:06:29,153 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:06:29,153 INFO ]: Backedges is TWOTRACK [2018-06-18 15:06:29,153 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:06:29,153 INFO ]: Difference is false [2018-06-18 15:06:29,153 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:06:29,153 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:06:29,171 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:06:29,183 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:06:29,184 INFO ]: Found error trace [2018-06-18 15:06:29,184 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:06:29,185 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:06:29,189 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:06:29,190 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:06:29,191 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:06:29,229 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:29,229 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:29,229 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:29,343 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:29,355 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:06:29,773 WARN ]: Spent 229.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 8 [2018-06-18 15:06:29,776 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:06:29,778 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:06:29,778 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:06:29,779 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:06:29,791 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:06:29,792 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:06:29,793 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:06:29,941 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:06:29,941 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:06:29,942 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:06:29,944 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:06:29,944 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:06:29,959 INFO ]: With dead ends: 13 [2018-06-18 15:06:29,959 INFO ]: Without dead ends: 13 [2018-06-18 15:06:29,963 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 15:06:29,981 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:06:30,024 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:06:30,027 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:06:30,028 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:06:30,029 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:06:30,029 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:06:30,029 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:06:30,029 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:06:30,029 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:06:30,031 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:06:30,031 INFO ]: Found error trace [2018-06-18 15:06:30,032 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:06:30,032 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:06:30,032 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:06:30,032 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:06:30,032 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:06:30,033 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:30,033 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:30,033 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:30,253 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:30,254 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:06:32,260 WARN ]: Spent 1.57 s on a formula simplification. DAG size of input: 279 DAG size of output: 132 [2018-06-18 15:06:32,361 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:06:32,361 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:06:32,362 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 15:06:32,377 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:32,505 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:32,527 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:07:38,918 INFO ]: Timeout while computing interpolants [2018-06-18 15:07:39,120 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:07:39,120 WARN ]: Verification canceled [2018-06-18 15:07:39,124 WARN ]: Timeout [2018-06-18 15:07:39,124 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:07:39 BoogieIcfgContainer [2018-06-18 15:07:39,124 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:07:39,125 INFO ]: Toolchain (without parser) took 70841.12 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 543.0 MB in the end (delta: -299.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,126 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. [2018-06-18 15:07:39,127 INFO ]: ChcToBoogie took 231.97 ms. Allocated memory is still 308.3 MB. Free memory was 243.7 MB in the beginning and 237.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,127 INFO ]: Boogie Preprocessor took 71.81 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 236.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,131 INFO ]: RCFGBuilder took 470.59 ms. Allocated memory is still 308.3 MB. Free memory was 236.7 MB in the beginning and 206.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,131 INFO ]: TraceAbstraction took 70056.08 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.7 MB in the beginning and 543.0 MB in the end (delta: -336.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,135 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 231.97 ms. Allocated memory is still 308.3 MB. Free memory was 243.7 MB in the beginning and 237.7 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 71.81 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 236.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 470.59 ms. Allocated memory is still 308.3 MB. Free memory was 236.7 MB in the beginning and 206.7 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70056.08 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.7 MB in the beginning and 543.0 MB in the end (delta: -336.4 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 39 quantified variables from 61 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s 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, 0.0s 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_2_e2_3244_e3_1305.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-07-39-155.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e2_3244_e3_1305.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-07-39-155.csv Completed graceful shutdown