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_3_e7_1444_e8_1581.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:11:55,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:11:55,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:11:55,664 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:11:55,665 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:11:55,665 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:11:55,666 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:11:55,673 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:11:55,675 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:11:55,677 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:11:55,678 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:11:55,678 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:11:55,679 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:11:55,680 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:11:55,680 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:11:55,684 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:11:55,685 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:11:55,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:11:55,696 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:11:55,697 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:11:55,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:11:55,703 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:11:55,703 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:11:55,704 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:11:55,704 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:11:55,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:11:55,706 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:11:55,708 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:11:55,709 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:11:55,709 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:11:55,710 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:11:55,710 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:11:55,710 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:11:55,714 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:11:55,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:11:55,715 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 20:11:55,736 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:11:55,737 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:11:55,738 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:11:55,738 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:11:55,739 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:11:55,739 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:11:55,740 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:11:55,740 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:11:55,740 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:11:55,740 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:11:55,740 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:11:55,740 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:11:55,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:11:55,742 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:11:55,743 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:11:55,744 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:11:55,797 INFO ]: Repository-Root is: /tmp [2018-06-22 20:11:55,812 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:11:55,816 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:11:55,819 INFO ]: Initializing SmtParser... [2018-06-22 20:11:55,819 INFO ]: SmtParser initialized [2018-06-22 20:11:55,820 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_1444_e8_1581.smt2 [2018-06-22 20:11:55,822 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 20:11:55,910 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_1444_e8_1581.smt2 unknown [2018-06-22 20:11:56,233 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e7_1444_e8_1581.smt2 [2018-06-22 20:11:56,237 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:11:56,244 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:11:56,245 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:11:56,245 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:11:56,245 INFO ]: ChcToBoogie initialized [2018-06-22 20:11:56,248 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,296 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56 Unit [2018-06-22 20:11:56,296 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:11:56,297 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:11:56,297 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:11:56,297 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:11:56,318 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,319 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,329 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,330 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,346 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,347 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,348 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (1/1) ... [2018-06-22 20:11:56,351 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:11:56,352 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:11:56,352 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:11:56,352 INFO ]: RCFGBuilder initialized [2018-06-22 20:11:56,352 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (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) [2018-06-22 20:11:56,385 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:11:56,385 INFO ]: Found specification of procedure False [2018-06-22 20:11:56,385 INFO ]: Found implementation of procedure False [2018-06-22 20:11:56,385 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:11:56,385 INFO ]: Found specification of procedure state [2018-06-22 20:11:56,385 INFO ]: Found implementation of procedure state [2018-06-22 20:11:56,385 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:11:56,385 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:11:56,385 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 [2018-06-22 20:11:56,713 INFO ]: Using library mode [2018-06-22 20:11:56,714 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:11:56 BoogieIcfgContainer [2018-06-22 20:11:56,714 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:11:56,715 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:11:56,715 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:11:56,718 INFO ]: TraceAbstraction initialized [2018-06-22 20:11:56,718 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:11:56" (1/3) ... [2018-06-22 20:11:56,719 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b83679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:11:56, skipping insertion in model container [2018-06-22 20:11:56,719 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:11:56" (2/3) ... [2018-06-22 20:11:56,719 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b83679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:11:56, skipping insertion in model container [2018-06-22 20:11:56,719 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:11:56" (3/3) ... [2018-06-22 20:11:56,721 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:11:56,730 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:11:56,741 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:11:56,776 INFO ]: Using default assertion order modulation [2018-06-22 20:11:56,776 INFO ]: Interprodecural is true [2018-06-22 20:11:56,776 INFO ]: Hoare is false [2018-06-22 20:11:56,776 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:11:56,776 INFO ]: Backedges is TWOTRACK [2018-06-22 20:11:56,776 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:11:56,776 INFO ]: Difference is false [2018-06-22 20:11:56,776 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:11:56,776 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:11:56,790 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:11:56,807 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:11:56,807 INFO ]: Found error trace [2018-06-22 20:11:56,808 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:11:56,808 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:11:56,814 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:11:56,815 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:11:56,816 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:11:56,866 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:11:56,866 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:11:56,866 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:11:56,973 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:11:57,180 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:11:57,182 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:11:57,183 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:11:57,184 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:11:57,195 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:11:57,196 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:11:57,197 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:11:57,304 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:11:57,304 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:11:57,304 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:11:57,305 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:11:57,306 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:11:57,318 INFO ]: With dead ends: 13 [2018-06-22 20:11:57,318 INFO ]: Without dead ends: 13 [2018-06-22 20:11:57,319 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 20:11:57,332 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:11:57,351 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:11:57,352 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:11:57,352 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:11:57,354 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:11:57,354 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:11:57,354 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:11:57,354 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:11:57,354 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:11:57,355 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:11:57,356 INFO ]: Found error trace [2018-06-22 20:11:57,356 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:11:57,356 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:11:57,356 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:11:57,356 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:11:57,356 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:11:57,357 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:11:57,357 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:11:57,357 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:11:57,453 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:11:58,917 WARN ]: Spent 1.14 s on a formula simplification. DAG size of input: 150 DAG size of output: 69 [2018-06-22 20:11:59,089 WARN ]: Spent 101.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-06-22 20:11:59,150 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:11:59,150 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:11:59,150 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 20:11:59,158 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:11:59,254 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:11:59,271 INFO ]: Computing forward predicates... [2018-06-22 20:11:59,850 WARN ]: expecting exponential blowup for input size 24 [2018-06-22 20:12:06,290 WARN ]: Simplifying disjunction of 338688 conjuctions. This might take some time... Received shutdown request... [2018-06-22 20:13:14,768 INFO ]: Timeout while computing interpolants [2018-06-22 20:13:14,969 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:13:14,969 WARN ]: Verification canceled [2018-06-22 20:13:14,973 WARN ]: Timeout [2018-06-22 20:13:14,973 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:13:14 BoogieIcfgContainer [2018-06-22 20:13:14,973 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:13:14,974 INFO ]: Toolchain (without parser) took 78735.98 ms. Allocated memory was 308.8 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 255.3 MB in the beginning and 394.8 MB in the end (delta: -139.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-22 20:13:14,975 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:13:14,975 INFO ]: ChcToBoogie took 51.88 ms. Allocated memory is still 308.8 MB. Free memory was 255.3 MB in the beginning and 253.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:13:14,976 INFO ]: Boogie Preprocessor took 53.95 ms. Allocated memory is still 308.8 MB. Free memory was 253.3 MB in the beginning and 251.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:13:14,989 INFO ]: RCFGBuilder took 362.02 ms. Allocated memory is still 308.8 MB. Free memory was 251.3 MB in the beginning and 234.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:13:14,990 INFO ]: TraceAbstraction took 78258.10 ms. Allocated memory was 308.8 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 234.3 MB in the beginning and 394.8 MB in the end (delta: -160.6 MB). Peak memory consumption was 1.2 GB. Max. memory is 3.6 GB. [2018-06-22 20:13:14,993 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 51.88 ms. Allocated memory is still 308.8 MB. Free memory was 255.3 MB in the beginning and 253.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.95 ms. Allocated memory is still 308.8 MB. Free memory was 253.3 MB in the beginning and 251.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 362.02 ms. Allocated memory is still 308.8 MB. Free memory was 251.3 MB in the beginning and 234.3 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 78258.10 ms. Allocated memory was 308.8 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 234.3 MB in the beginning and 394.8 MB in the end (delta: -160.6 MB). Peak memory consumption was 1.2 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 DnfTransformerHelper was XNF transformer was simplifying 338688 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 78.2s 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, 0.0s 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, 0.0s 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/SYNAPSE_3_e7_1444_e8_1581.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-13-15-006.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e7_1444_e8_1581.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-13-15-006.csv Completed graceful shutdown