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/DRAGON_3_e3_5422_e2_3135.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:42:05,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:42:05,145 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:42:05,156 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:42:05,157 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:42:05,158 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:42:05,159 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:42:05,161 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:42:05,163 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:42:05,163 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:42:05,166 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:42:05,166 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:42:05,167 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:42:05,168 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:42:05,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:42:05,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:42:05,174 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:42:05,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:42:05,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:42:05,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:42:05,190 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:42:05,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:42:05,192 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:42:05,193 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:42:05,193 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:42:05,199 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:42:05,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:42:05,200 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:42:05,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:42:05,201 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:42:05,202 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:42:05,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:42:05,202 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:42:05,208 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:42:05,209 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:42:05,209 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 16:42:05,222 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:42:05,222 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:42:05,222 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:42:05,222 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:42:05,223 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:42:05,223 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:42:05,224 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:42:05,227 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:42:05,227 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:42:05,227 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:42:05,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:42:05,228 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:42:05,228 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:42:05,228 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:42:05,228 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:42:05,228 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:42:05,229 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:42:05,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:42:05,229 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:42:05,230 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:42:05,231 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:42:05,276 INFO ]: Repository-Root is: /tmp [2018-06-22 16:42:05,292 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:42:05,297 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:42:05,299 INFO ]: Initializing SmtParser... [2018-06-22 16:42:05,300 INFO ]: SmtParser initialized [2018-06-22 16:42:05,300 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_5422_e2_3135.smt2 [2018-06-22 16:42:05,301 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 16:42:05,387 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_5422_e2_3135.smt2 unknown [2018-06-22 16:42:06,004 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_3_e3_5422_e2_3135.smt2 [2018-06-22 16:42:06,008 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:42:06,018 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:42:06,019 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:42:06,019 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:42:06,019 INFO ]: ChcToBoogie initialized [2018-06-22 16:42:06,022 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,089 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06 Unit [2018-06-22 16:42:06,089 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:42:06,090 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:42:06,090 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:42:06,090 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:42:06,108 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,108 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,131 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,131 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,142 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,144 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,148 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (1/1) ... [2018-06-22 16:42:06,158 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:42:06,158 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:42:06,158 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:42:06,158 INFO ]: RCFGBuilder initialized [2018-06-22 16:42:06,159 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (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 16:42:06,185 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:42:06,185 INFO ]: Found specification of procedure False [2018-06-22 16:42:06,185 INFO ]: Found implementation of procedure False [2018-06-22 16:42:06,185 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:42:06,185 INFO ]: Found specification of procedure state [2018-06-22 16:42:06,186 INFO ]: Found implementation of procedure state [2018-06-22 16:42:06,186 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:42:06,186 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:42:06,186 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 16:42:06,781 INFO ]: Using library mode [2018-06-22 16:42:06,782 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:42:06 BoogieIcfgContainer [2018-06-22 16:42:06,782 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:42:06,783 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:42:06,783 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:42:06,789 INFO ]: TraceAbstraction initialized [2018-06-22 16:42:06,789 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:42:06" (1/3) ... [2018-06-22 16:42:06,790 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75692e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:42:06, skipping insertion in model container [2018-06-22 16:42:06,790 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:42:06" (2/3) ... [2018-06-22 16:42:06,790 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75692e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:42:06, skipping insertion in model container [2018-06-22 16:42:06,790 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:42:06" (3/3) ... [2018-06-22 16:42:06,792 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:42:06,801 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:42:06,812 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:42:06,865 INFO ]: Using default assertion order modulation [2018-06-22 16:42:06,866 INFO ]: Interprodecural is true [2018-06-22 16:42:06,866 INFO ]: Hoare is false [2018-06-22 16:42:06,866 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:42:06,866 INFO ]: Backedges is TWOTRACK [2018-06-22 16:42:06,866 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:42:06,866 INFO ]: Difference is false [2018-06-22 16:42:06,866 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:42:06,866 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:42:06,882 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:42:06,895 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:42:06,895 INFO ]: Found error trace [2018-06-22 16:42:06,896 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:42:06,896 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:42:06,901 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:42:06,903 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:42:06,904 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:42:06,952 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:42:06,952 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:42:06,952 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:42:07,121 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:42:07,762 WARN ]: Spent 355.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 13 [2018-06-22 16:42:07,766 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:42:07,769 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:42:07,769 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:42:07,771 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:42:07,787 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:42:07,787 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:42:07,789 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:42:07,950 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:42:07,950 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:42:07,952 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:42:07,953 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:42:07,953 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:42:07,969 INFO ]: With dead ends: 13 [2018-06-22 16:42:07,969 INFO ]: Without dead ends: 13 [2018-06-22 16:42:07,970 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:42:07,990 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:42:08,025 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:42:08,027 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:42:08,027 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:42:08,028 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:42:08,028 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:42:08,028 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:42:08,028 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:42:08,029 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:42:08,030 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:42:08,030 INFO ]: Found error trace [2018-06-22 16:42:08,030 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:42:08,030 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:42:08,031 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:42:08,031 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:42:08,031 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:42:08,031 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:42:08,031 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:42:08,031 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:42:08,194 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:42:12,656 WARN ]: Spent 3.88 s on a formula simplification. DAG size of input: 478 DAG size of output: 195 [2018-06-22 16:42:13,592 WARN ]: Spent 791.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 12 [2018-06-22 16:42:13,596 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:42:13,597 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:42:13,597 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 16:42:13,613 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:42:13,749 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:42:13,763 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 16:43:17,377 INFO ]: Timeout while computing interpolants [2018-06-22 16:43:17,578 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:43:17,578 WARN ]: Verification canceled [2018-06-22 16:43:17,584 WARN ]: Timeout [2018-06-22 16:43:17,584 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:43:17 BoogieIcfgContainer [2018-06-22 16:43:17,584 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:43:17,585 INFO ]: Toolchain (without parser) took 71575.96 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.3 MB in the beginning and 303.7 MB in the end (delta: -71.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:43:17,586 INFO ]: SmtParser took 0.06 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 16:43:17,586 INFO ]: ChcToBoogie took 70.44 ms. Allocated memory is still 308.8 MB. Free memory was 231.3 MB in the beginning and 227.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:43:17,587 INFO ]: Boogie Preprocessor took 68.05 ms. Allocated memory is still 308.8 MB. Free memory was 227.3 MB in the beginning and 225.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:43:17,587 INFO ]: RCFGBuilder took 623.45 ms. Allocated memory was 308.8 MB in the beginning and 324.5 MB in the end (delta: 15.7 MB). Free memory was 225.3 MB in the beginning and 285.7 MB in the end (delta: -60.4 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:43:17,588 INFO ]: TraceAbstraction took 70800.67 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.7 MB in the beginning and 303.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:43:17,596 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 308.8 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 70.44 ms. Allocated memory is still 308.8 MB. Free memory was 231.3 MB in the beginning and 227.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 68.05 ms. Allocated memory is still 308.8 MB. Free memory was 227.3 MB in the beginning and 225.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 623.45 ms. Allocated memory was 308.8 MB in the beginning and 324.5 MB in the end (delta: 15.7 MB). Free memory was 225.3 MB in the beginning and 285.7 MB in the end (delta: -60.4 MB). Peak memory consumption was 43.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70800.67 ms. Allocated memory was 324.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 285.7 MB in the beginning and 303.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 69 quantified variables from 88 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.7s 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, 0.4s 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, 0.6s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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/DRAGON_3_e3_5422_e2_3135.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-43-17-614.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_3_e3_5422_e2_3135.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-43-17-614.csv Completed graceful shutdown