java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_4_e7_1140_e7_433.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:51:06,475 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:51:06,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:51:06,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:51:06,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:51:06,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:51:06,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:51:06,497 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:51:06,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:51:06,500 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:51:06,501 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:51:06,501 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:51:06,502 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:51:06,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:51:06,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:51:06,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:51:06,515 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:51:06,519 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:51:06,522 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:51:06,523 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:51:06,524 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:51:06,526 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:51:06,526 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:51:06,526 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:51:06,528 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:51:06,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:51:06,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:51:06,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:51:06,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:51:06,532 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:51:06,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:51:06,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:51:06,533 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:51:06,538 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:51:06,539 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:51:06,539 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 18:51:06,558 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:51:06,559 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:51:06,559 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:51:06,559 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:51:06,560 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:51:06,560 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:51:06,561 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:51:06,561 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:51:06,561 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:51:06,562 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:51:06,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:51:06,562 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:51:06,563 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:51:06,563 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:51:06,563 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:51:06,563 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:51:06,563 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:51:06,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:51:06,564 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:51:06,565 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:51:06,565 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:51:06,615 INFO ]: Repository-Root is: /tmp [2018-06-22 18:51:06,632 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:51:06,635 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:51:06,636 INFO ]: Initializing SmtParser... [2018-06-22 18:51:06,636 INFO ]: SmtParser initialized [2018-06-22 18:51:06,637 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_4_e7_1140_e7_433.smt2 [2018-06-22 18:51:06,638 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 18:51:06,722 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_4_e7_1140_e7_433.smt2 unknown [2018-06-22 18:51:07,135 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_4_e7_1140_e7_433.smt2 [2018-06-22 18:51:07,139 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:51:07,145 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:51:07,146 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:51:07,146 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:51:07,146 INFO ]: ChcToBoogie initialized [2018-06-22 18:51:07,149 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,201 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07 Unit [2018-06-22 18:51:07,201 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:51:07,201 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:51:07,201 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:51:07,201 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:51:07,233 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,234 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,266 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,266 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,272 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,283 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,285 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... [2018-06-22 18:51:07,288 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:51:07,288 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:51:07,288 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:51:07,288 INFO ]: RCFGBuilder initialized [2018-06-22 18:51:07,289 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:51:07,311 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:51:07,311 INFO ]: Found specification of procedure False [2018-06-22 18:51:07,311 INFO ]: Found implementation of procedure False [2018-06-22 18:51:07,311 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:51:07,311 INFO ]: Found specification of procedure state [2018-06-22 18:51:07,311 INFO ]: Found implementation of procedure state [2018-06-22 18:51:07,311 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:51:07,311 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:51:07,311 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:51:07,606 INFO ]: Using library mode [2018-06-22 18:51:07,610 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:51:07 BoogieIcfgContainer [2018-06-22 18:51:07,610 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:51:07,611 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:51:07,611 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:51:07,615 INFO ]: TraceAbstraction initialized [2018-06-22 18:51:07,616 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:51:07" (1/3) ... [2018-06-22 18:51:07,616 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34002859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:51:07, skipping insertion in model container [2018-06-22 18:51:07,617 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:51:07" (2/3) ... [2018-06-22 18:51:07,617 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34002859 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:51:07, skipping insertion in model container [2018-06-22 18:51:07,617 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:51:07" (3/3) ... [2018-06-22 18:51:07,619 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:51:07,628 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:51:07,638 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:51:07,687 INFO ]: Using default assertion order modulation [2018-06-22 18:51:07,687 INFO ]: Interprodecural is true [2018-06-22 18:51:07,687 INFO ]: Hoare is false [2018-06-22 18:51:07,687 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:51:07,687 INFO ]: Backedges is TWOTRACK [2018-06-22 18:51:07,687 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:51:07,687 INFO ]: Difference is false [2018-06-22 18:51:07,687 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:51:07,687 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:51:07,706 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:51:07,719 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:51:07,719 INFO ]: Found error trace [2018-06-22 18:51:07,720 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:51:07,720 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:51:07,726 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:51:07,728 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:51:07,728 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:51:07,773 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:51:07,773 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:51:07,773 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:51:07,874 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:51:08,083 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:51:08,084 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:51:08,084 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:51:08,086 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:51:08,096 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:51:08,096 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:51:08,098 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:51:08,224 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:51:08,224 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:51:08,225 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:51:08,227 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:51:08,227 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:51:08,242 INFO ]: With dead ends: 13 [2018-06-22 18:51:08,242 INFO ]: Without dead ends: 13 [2018-06-22 18:51:08,245 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:51:08,261 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:51:08,286 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:51:08,288 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:51:08,289 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:51:08,290 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:51:08,290 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:51:08,290 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:51:08,290 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:51:08,290 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:51:08,292 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:51:08,292 INFO ]: Found error trace [2018-06-22 18:51:08,292 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:51:08,292 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:51:08,292 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:51:08,292 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:51:08,292 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:51:08,293 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:51:08,293 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:51:08,293 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:51:08,376 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:51:09,391 WARN ]: Spent 773.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 39 [2018-06-22 18:51:09,451 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:51:09,452 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:51:09,452 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:51:09,459 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:51:09,555 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:51:09,566 INFO ]: Computing forward predicates... [2018-06-22 18:51:11,986 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:51:11,995 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,010 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:12,027 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,029 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,039 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 18:51:12,043 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,058 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:12,073 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:12,090 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,091 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,166 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,169 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,183 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:51:12,238 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,242 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,254 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,276 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:12,288 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,357 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,366 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:12,377 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,484 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:51:12,536 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,539 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,547 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:12,616 WARN ]: expecting exponential blowup for input size 11 [2018-06-22 18:51:12,681 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:12,684 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:13,289 WARN ]: Simplifying disjunction of 6426 conjuctions. This might take some time... [2018-06-22 18:51:16,090 INFO ]: Simplified to disjunction of 6426 conjuctions. [2018-06-22 18:51:16,143 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:16,147 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,148 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,160 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,161 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,175 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:16,183 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:51:16,209 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:16,212 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,226 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:16,230 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,231 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,254 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,260 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,261 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,304 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,304 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,306 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,307 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:16,320 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,321 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:51:16,337 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,339 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:16,395 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 18:51:16,630 WARN ]: Simplifying disjunction of 6912 conjuctions. This might take some time... [2018-06-22 18:51:18,257 INFO ]: Simplified to disjunction of 2304 conjuctions. [2018-06-22 18:51:18,266 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:18,270 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:18,274 WARN ]: expecting exponential blowup for input size 12 [2018-06-22 18:51:18,292 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:18,294 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:18,295 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:18,352 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,009 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,029 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,029 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,030 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:19,032 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,033 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,105 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,116 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,119 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,121 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,123 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,147 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,149 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,151 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:19,153 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,153 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,170 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,174 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,177 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,179 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,181 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,214 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,260 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,265 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,266 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:19,316 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,318 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,319 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:19,340 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,341 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,342 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,346 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:19,347 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,347 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,367 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,367 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:19,369 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:19,402 WARN ]: expecting exponential blowup for input size 16 [2018-06-22 18:51:19,526 WARN ]: Simplifying disjunction of 20736 conjuctions. This might take some time... [2018-06-22 18:51:37,542 INFO ]: Simplified to disjunction of 6912 conjuctions. [2018-06-22 18:51:37,563 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,568 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,570 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,581 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,584 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,589 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:37,590 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,591 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:37,595 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:37,596 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,596 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 18:51:37,666 WARN ]: expecting exponential blowup for input size 17 [2018-06-22 18:51:37,784 WARN ]: Simplifying disjunction of 20736 conjuctions. This might take some time... [2018-06-22 18:51:55,030 INFO ]: Simplified to disjunction of 6912 conjuctions. [2018-06-22 18:51:55,053 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 18:51:55,054 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 18:51:55,089 WARN ]: Simplifying disjunction of 6555 conjuctions. This might take some time... [2018-06-22 18:51:57,891 INFO ]: Simplified to disjunction of 6555 conjuctions. Received shutdown request... [2018-06-22 18:52:22,005 INFO ]: Timeout while computing interpolants [2018-06-22 18:52:22,205 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:52:22,206 WARN ]: Verification canceled [2018-06-22 18:52:22,210 WARN ]: Timeout [2018-06-22 18:52:22,211 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:52:22 BoogieIcfgContainer [2018-06-22 18:52:22,211 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:52:22,211 INFO ]: Toolchain (without parser) took 75071.55 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 251.8 MB in the beginning and 429.3 MB in the end (delta: -177.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:52:22,213 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:52:22,213 INFO ]: ChcToBoogie took 55.31 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 247.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:52:22,213 INFO ]: Boogie Preprocessor took 86.56 ms. Allocated memory is still 309.3 MB. Free memory was 247.8 MB in the beginning and 245.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:52:22,219 INFO ]: RCFGBuilder took 321.34 ms. Allocated memory is still 309.3 MB. Free memory was 245.8 MB in the beginning and 225.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:52:22,220 INFO ]: TraceAbstraction took 74599.91 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 225.8 MB in the beginning and 429.3 MB in the end (delta: -203.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:52:22,223 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 55.31 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 247.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 86.56 ms. Allocated memory is still 309.3 MB. Free memory was 247.8 MB in the beginning and 245.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 321.34 ms. Allocated memory is still 309.3 MB. Free memory was 245.8 MB in the beginning and 225.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 74599.91 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 225.8 MB in the beginning and 429.3 MB in the end (delta: -203.5 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while XnfDer was eliminating 1003 quantified variables from 20 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 74.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s 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, 0.2s 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_4_e7_1140_e7_433.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-52-22-237.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_4_e7_1140_e7_433.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-52-22-237.csv Completed graceful shutdown