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/SYNAPSE_all_e3_1864_e7_251.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:26:23,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:26:23,547 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:26:23,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:26:23,562 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:26:23,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:26:23,565 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:26:23,568 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:26:23,570 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:26:23,572 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:26:23,573 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:26:23,573 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:26:23,574 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:26:23,575 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:26:23,578 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:26:23,579 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:26:23,580 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:26:23,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:26:23,591 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:26:23,592 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:26:23,595 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:26:23,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:26:23,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:26:23,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:26:23,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:26:23,601 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:26:23,602 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:26:23,602 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:26:23,603 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:26:23,604 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:26:23,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:26:23,609 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:26:23,609 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:26:23,610 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:26:23,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:26:23,611 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 20:26:23,630 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:26:23,631 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:26:23,631 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:26:23,631 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:26:23,633 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:26:23,633 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:26:23,633 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:26:23,634 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:26:23,634 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:26:23,634 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:26:23,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:26:23,634 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:26:23,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:26:23,636 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:26:23,640 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:26:23,640 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:26:23,691 INFO ]: Repository-Root is: /tmp [2018-06-22 20:26:23,705 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:26:23,710 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:26:23,711 INFO ]: Initializing SmtParser... [2018-06-22 20:26:23,711 INFO ]: SmtParser initialized [2018-06-22 20:26:23,712 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e3_1864_e7_251.smt2 [2018-06-22 20:26:23,713 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 20:26:23,783 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e3_1864_e7_251.smt2 unknown [2018-06-22 20:26:24,148 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e3_1864_e7_251.smt2 [2018-06-22 20:26:24,153 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:26:24,160 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:26:24,161 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:26:24,161 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:26:24,161 INFO ]: ChcToBoogie initialized [2018-06-22 20:26:24,164 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,212 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24 Unit [2018-06-22 20:26:24,212 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:26:24,213 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:26:24,213 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:26:24,213 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:26:24,233 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,233 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,253 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,253 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,258 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,259 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,269 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (1/1) ... [2018-06-22 20:26:24,272 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:26:24,272 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:26:24,272 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:26:24,272 INFO ]: RCFGBuilder initialized [2018-06-22 20:26:24,273 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (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 20:26:24,296 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:26:24,296 INFO ]: Found specification of procedure False [2018-06-22 20:26:24,296 INFO ]: Found implementation of procedure False [2018-06-22 20:26:24,296 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:26:24,296 INFO ]: Found specification of procedure state [2018-06-22 20:26:24,296 INFO ]: Found implementation of procedure state [2018-06-22 20:26:24,296 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:26:24,296 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:26:24,296 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 20:26:24,650 INFO ]: Using library mode [2018-06-22 20:26:24,650 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:26:24 BoogieIcfgContainer [2018-06-22 20:26:24,650 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:26:24,652 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:26:24,652 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:26:24,659 INFO ]: TraceAbstraction initialized [2018-06-22 20:26:24,659 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:26:24" (1/3) ... [2018-06-22 20:26:24,660 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d54e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:26:24, skipping insertion in model container [2018-06-22 20:26:24,660 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:26:24" (2/3) ... [2018-06-22 20:26:24,661 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d54e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:26:24, skipping insertion in model container [2018-06-22 20:26:24,661 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:26:24" (3/3) ... [2018-06-22 20:26:24,663 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:26:24,671 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:26:24,679 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:26:24,732 INFO ]: Using default assertion order modulation [2018-06-22 20:26:24,733 INFO ]: Interprodecural is true [2018-06-22 20:26:24,733 INFO ]: Hoare is false [2018-06-22 20:26:24,733 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:26:24,733 INFO ]: Backedges is TWOTRACK [2018-06-22 20:26:24,733 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:26:24,733 INFO ]: Difference is false [2018-06-22 20:26:24,733 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:26:24,733 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:26:24,750 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:26:24,764 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:26:24,764 INFO ]: Found error trace [2018-06-22 20:26:24,765 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:26:24,765 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:26:24,771 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 20:26:24,773 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:26:24,773 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:26:24,820 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:26:24,820 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:26:24,821 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:26:24,942 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:26:25,177 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:26:25,180 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:26:25,180 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:26:25,182 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:26:25,197 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:26:25,198 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:26:25,200 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:26:25,322 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:26:25,323 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:26:25,324 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:26:25,325 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:26:25,326 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:26:25,336 INFO ]: With dead ends: 13 [2018-06-22 20:26:25,336 INFO ]: Without dead ends: 13 [2018-06-22 20:26:25,337 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 [2018-06-22 20:26:25,350 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:26:25,380 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:26:25,381 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:26:25,381 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:26:25,383 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:26:25,385 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:26:25,386 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:26:25,386 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:26:25,386 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:26:25,387 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:26:25,387 INFO ]: Found error trace [2018-06-22 20:26:25,387 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:26:25,387 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:26:25,387 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 20:26:25,387 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:26:25,387 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:26:25,388 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:26:25,388 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:26:25,388 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:26:25,499 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:26:27,397 WARN ]: Spent 1.49 s on a formula simplification. DAG size of input: 242 DAG size of output: 75 [2018-06-22 20:26:27,520 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:26:27,520 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:26:27,520 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 20:26:27,528 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:26:27,613 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:26:27,625 INFO ]: Computing forward predicates... [2018-06-22 20:26:30,947 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:30,993 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:31,020 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:31,054 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:31,121 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:31,141 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:31,169 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:31,188 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:31,383 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 20:26:31,509 WARN ]: Simplifying disjunction of 5376 conjuctions. This might take some time... [2018-06-22 20:26:32,499 INFO ]: Simplified to disjunction of 1344 conjuctions. [2018-06-22 20:26:32,514 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:32,526 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:32,545 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:32,558 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:26:32,594 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:32,605 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:32,615 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:32,623 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 20:26:32,730 WARN ]: expecting exponential blowup for input size 18 [2018-06-22 20:26:32,985 WARN ]: Simplifying disjunction of 16128 conjuctions. This might take some time... [2018-06-22 20:26:36,518 INFO ]: Simplified to disjunction of 2016 conjuctions. [2018-06-22 20:26:36,536 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:26:36,542 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 20:26:36,592 WARN ]: expecting exponential blowup for input size 19 [2018-06-22 20:26:37,169 WARN ]: Simplifying disjunction of 103488 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:27:41,554 INFO ]: Timeout while computing interpolants [2018-06-22 20:27:41,755 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:27:41,755 WARN ]: Verification canceled [2018-06-22 20:27:41,760 WARN ]: Timeout [2018-06-22 20:27:41,760 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:27:41 BoogieIcfgContainer [2018-06-22 20:27:41,760 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:27:41,761 INFO ]: Toolchain (without parser) took 77607.81 ms. Allocated memory was 309.3 MB in the beginning and 648.5 MB in the end (delta: 339.2 MB). Free memory was 255.7 MB in the beginning and 303.3 MB in the end (delta: -47.6 MB). Peak memory consumption was 392.6 MB. Max. memory is 3.6 GB. [2018-06-22 20:27:41,764 INFO ]: SmtParser took 0.07 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 20:27:41,764 INFO ]: ChcToBoogie took 51.91 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:27:41,765 INFO ]: Boogie Preprocessor took 58.56 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:27:41,765 INFO ]: RCFGBuilder took 378.21 ms. Allocated memory is still 309.3 MB. Free memory was 249.8 MB in the beginning and 233.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:27:41,766 INFO ]: TraceAbstraction took 77108.52 ms. Allocated memory was 309.3 MB in the beginning and 648.5 MB in the end (delta: 339.2 MB). Free memory was 231.8 MB in the beginning and 303.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 368.6 MB. Max. memory is 3.6 GB. [2018-06-22 20:27:41,775 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 309.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 51.91 ms. Allocated memory is still 309.3 MB. Free memory was 253.8 MB in the beginning and 251.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 58.56 ms. Allocated memory is still 309.3 MB. Free memory was 251.8 MB in the beginning and 249.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 378.21 ms. Allocated memory is still 309.3 MB. Free memory was 249.8 MB in the beginning and 233.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 77108.52 ms. Allocated memory was 309.3 MB in the beginning and 648.5 MB in the end (delta: 339.2 MB). Free memory was 231.8 MB in the beginning and 303.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 368.6 MB. 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 DnfTransformerHelper was XNF transformer was simplifying 103488 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 77.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s 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, 152 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/SYNAPSE_all_e3_1864_e7_251.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-27-41-789.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_all_e3_1864_e7_251.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-27-41-789.csv Completed graceful shutdown