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/MESI_i3_e1_447_e1_1292.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:58:36,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:58:36,429 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:58:36,444 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:58:36,444 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:58:36,445 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:58:36,446 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:58:36,450 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:58:36,451 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:58:36,453 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:58:36,454 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:58:36,454 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:58:36,455 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:58:36,457 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:58:36,459 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:58:36,460 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:58:36,462 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:58:36,471 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:58:36,473 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:58:36,474 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:58:36,474 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:58:36,479 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:58:36,480 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:58:36,480 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:58:36,481 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:58:36,481 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:58:36,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:58:36,484 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:58:36,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:58:36,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:58:36,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:58:36,490 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:58:36,491 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:58:36,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:58:36,492 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:58:36,492 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:58:36,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:58:36,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:58:36,515 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:58:36,515 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:58:36,516 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:58:36,516 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:58:36,517 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:58:36,517 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:58:36,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:58:36,517 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:58:36,517 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:58:36,518 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:58:36,519 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:58:36,519 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:58:36,519 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:58:36,519 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:58:36,519 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:58:36,522 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:58:36,523 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:58:36,572 INFO ]: Repository-Root is: /tmp [2018-06-18 15:58:36,586 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:58:36,591 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:58:36,593 INFO ]: Initializing SmtParser... [2018-06-18 15:58:36,593 INFO ]: SmtParser initialized [2018-06-18 15:58:36,594 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i3_e1_447_e1_1292.smt2 [2018-06-18 15:58:36,595 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 15:58:36,686 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i3_e1_447_e1_1292.smt2 unknown [2018-06-18 15:58:37,051 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i3_e1_447_e1_1292.smt2 [2018-06-18 15:58:37,056 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:58:37,062 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:58:37,063 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:58:37,063 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:58:37,063 INFO ]: ChcToBoogie initialized [2018-06-18 15:58:37,070 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,155 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37 Unit [2018-06-18 15:58:37,155 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:58:37,156 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:58:37,156 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:58:37,156 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:58:37,181 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,181 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,195 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,195 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,214 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,216 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,227 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (1/1) ... [2018-06-18 15:58:37,230 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:58:37,231 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:58:37,231 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:58:37,231 INFO ]: RCFGBuilder initialized [2018-06-18 15:58:37,237 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (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) [2018-06-18 15:58:37,265 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:58:37,265 INFO ]: Found specification of procedure False [2018-06-18 15:58:37,265 INFO ]: Found implementation of procedure False [2018-06-18 15:58:37,265 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:58:37,265 INFO ]: Found specification of procedure state [2018-06-18 15:58:37,265 INFO ]: Found implementation of procedure state [2018-06-18 15:58:37,266 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:58:37,266 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:58:37,266 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 [2018-06-18 15:58:37,718 INFO ]: Using library mode [2018-06-18 15:58:37,723 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:58:37 BoogieIcfgContainer [2018-06-18 15:58:37,723 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:58:37,724 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:58:37,725 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:58:37,728 INFO ]: TraceAbstraction initialized [2018-06-18 15:58:37,728 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:58:37" (1/3) ... [2018-06-18 15:58:37,729 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2132cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:58:37, skipping insertion in model container [2018-06-18 15:58:37,729 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:58:37" (2/3) ... [2018-06-18 15:58:37,730 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2132cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:58:37, skipping insertion in model container [2018-06-18 15:58:37,730 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:58:37" (3/3) ... [2018-06-18 15:58:37,732 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:58:37,742 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:58:37,753 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:58:37,794 INFO ]: Using default assertion order modulation [2018-06-18 15:58:37,794 INFO ]: Interprodecural is true [2018-06-18 15:58:37,794 INFO ]: Hoare is false [2018-06-18 15:58:37,794 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:58:37,794 INFO ]: Backedges is TWOTRACK [2018-06-18 15:58:37,794 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:58:37,794 INFO ]: Difference is false [2018-06-18 15:58:37,795 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:58:37,795 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:58:37,809 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:58:37,819 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:58:37,819 INFO ]: Found error trace [2018-06-18 15:58:37,820 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:58:37,820 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:58:37,824 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:58:37,826 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:58:37,826 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:58:37,868 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:58:37,868 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:58:37,869 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:58:38,006 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:58:38,020 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:58:38,266 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:58:38,267 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:58:38,267 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:58:38,269 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:58:38,279 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:58:38,280 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:58:38,283 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:58:38,431 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:58:38,431 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:58:38,432 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:58:38,434 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:58:38,434 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:58:38,450 INFO ]: With dead ends: 13 [2018-06-18 15:58:38,450 INFO ]: Without dead ends: 13 [2018-06-18 15:58:38,452 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:58:38,472 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:58:38,510 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:58:38,511 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:58:38,514 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:58:38,515 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:58:38,516 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:58:38,516 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:58:38,516 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:58:38,516 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:58:38,518 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:58:38,518 INFO ]: Found error trace [2018-06-18 15:58:38,518 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:58:38,518 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:58:38,518 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:58:38,518 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:58:38,518 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:58:38,519 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:58:38,519 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:58:38,519 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:58:38,590 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:58:38,591 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:58:40,493 WARN ]: Spent 1.63 s on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2018-06-18 15:58:40,535 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:58:40,535 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:58:40,536 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 15:58:40,543 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:58:40,639 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:58:40,653 INFO ]: Computing forward predicates... [2018-06-18 15:58:49,902 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,069 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,069 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:50,098 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,099 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,101 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,102 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,124 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,125 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:50,424 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,424 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:50,444 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:50,445 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:51,075 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:51,092 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:51,092 WARN ]: expecting exponential blowup for input size 12 [2018-06-18 15:58:51,325 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:51,325 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 15:58:52,053 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,053 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:52,273 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,320 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,323 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,323 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:52,378 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,386 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,393 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,393 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:52,487 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,487 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:52,813 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,814 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:52,829 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:52,829 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 15:58:53,060 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,060 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,061 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,061 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,071 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,072 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,175 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,176 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:53,422 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,422 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,423 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,423 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,425 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,425 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,426 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,427 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,432 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,434 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,436 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,436 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,440 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,447 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,447 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,448 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,448 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,452 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,452 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,453 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,453 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:53,457 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,457 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,460 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,461 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,467 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,468 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,469 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,469 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,471 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,471 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,473 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,473 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:53,570 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,571 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,571 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,581 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,581 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:53,842 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:53,842 WARN ]: expecting exponential blowup for input size 12 [2018-06-18 15:58:54,896 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,896 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,936 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,936 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,939 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,939 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,940 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,940 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,941 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,941 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,942 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,942 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,944 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,949 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,950 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,950 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,951 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,951 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,952 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:54,959 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,959 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,960 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,960 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,961 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,961 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,962 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,963 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,965 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,966 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,967 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,968 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,972 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:54,972 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:55,146 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,153 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,154 WARN ]: expecting exponential blowup for input size 9 [2018-06-18 15:58:55,167 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,167 WARN ]: expecting exponential blowup for input size 8 [2018-06-18 15:58:55,358 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,358 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 15:58:55,583 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,583 WARN ]: expecting exponential blowup for input size 12 [2018-06-18 15:58:55,892 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:55,893 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,167 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,167 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,234 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,235 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,235 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,236 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,301 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,301 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,363 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,366 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,372 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,373 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,373 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,373 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,377 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,392 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,401 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,420 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,420 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,531 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:56,531 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:56,656 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,253 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,255 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,255 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:57,306 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,306 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:57,519 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,519 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:57,577 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,581 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,581 WARN ]: expecting exponential blowup for input size 7 [2018-06-18 15:58:57,643 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,651 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,652 WARN ]: expecting exponential blowup for input size 6 [2018-06-18 15:58:57,657 WARN ]: expecting exponential blowup for input size 6 Received shutdown request... [2018-06-18 15:59:47,846 INFO ]: Timeout while computing interpolants [2018-06-18 15:59:48,047 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:59:48,047 WARN ]: Verification canceled [2018-06-18 15:59:48,051 WARN ]: Timeout [2018-06-18 15:59:48,051 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:59:48 BoogieIcfgContainer [2018-06-18 15:59:48,051 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:59:48,052 INFO ]: Toolchain (without parser) took 70995.21 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 249.6 MB in the beginning and 692.1 MB in the end (delta: -442.5 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-18 15:59:48,053 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:59:48,053 INFO ]: ChcToBoogie took 92.88 ms. Allocated memory is still 307.2 MB. Free memory was 249.6 MB in the beginning and 245.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:59:48,054 INFO ]: Boogie Preprocessor took 74.14 ms. Allocated memory is still 307.2 MB. Free memory was 245.7 MB in the beginning and 243.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:59:48,054 INFO ]: RCFGBuilder took 492.69 ms. Allocated memory is still 307.2 MB. Free memory was 243.7 MB in the beginning and 221.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:59:48,055 INFO ]: TraceAbstraction took 70326.67 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 221.7 MB in the beginning and 692.1 MB in the end (delta: -470.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-18 15:59:48,060 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 92.88 ms. Allocated memory is still 307.2 MB. Free memory was 249.6 MB in the beginning and 245.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.14 ms. Allocated memory is still 307.2 MB. Free memory was 245.7 MB in the beginning and 243.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 492.69 ms. Allocated memory is still 307.2 MB. Free memory was 243.7 MB in the beginning and 221.7 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70326.67 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 221.7 MB in the beginning and 692.1 MB in the end (delta: -470.4 MB). Peak memory consumption was 1.4 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while XnfDer was eliminating 44421 quantified variables from 15 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.2s 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, 0.1s 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, 0.2s 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/MESI_i3_e1_447_e1_1292.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-59-48-071.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_i3_e1_447_e1_1292.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-59-48-071.csv Completed graceful shutdown