java -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251_e3_1472.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:59:43,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:59:43,116 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:59:43,132 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:59:43,133 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:59:43,134 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:59:43,138 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:59:43,141 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:59:43,142 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:59:43,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:59:43,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:59:43,146 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:59:43,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:59:43,151 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:59:43,152 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:59:43,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:59:43,154 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:59:43,168 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:59:43,170 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:59:43,171 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:59:43,172 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:59:43,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:59:43,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:59:43,175 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:59:43,176 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:59:43,181 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:59:43,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:59:43,182 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:59:43,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:59:43,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:59:43,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:59:43,192 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:59:43,192 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:59:43,193 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:59:43,193 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:59:43,193 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:59:43,217 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:59:43,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:59:43,217 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:59:43,217 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:59:43,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:59:43,220 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:59:43,220 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:59:43,221 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:59:43,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:59:43,221 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:59:43,221 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:59:43,221 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:59:43,222 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:59:43,222 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:59:43,222 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:59:43,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:59:43,222 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:59:43,226 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:59:43,227 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:59:43,275 INFO ]: Repository-Root is: /tmp [2018-06-18 16:59:43,290 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:59:43,295 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:59:43,296 INFO ]: Initializing SmtParser... [2018-06-18 16:59:43,296 INFO ]: SmtParser initialized [2018-06-18 16:59:43,297 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251_e3_1472.smt2 [2018-06-18 16:59:43,298 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-18 16:59:43,388 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251_e3_1472.smt2 unknown [2018-06-18 16:59:43,807 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_all_e8_251_e3_1472.smt2 [2018-06-18 16:59:43,820 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:59:43,827 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:59:43,830 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:59:43,830 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:59:43,831 INFO ]: ChcToBoogie initialized [2018-06-18 16:59:43,838 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:43,947 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43 Unit [2018-06-18 16:59:43,947 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:59:43,948 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:59:43,948 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:59:43,948 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:59:44,003 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,003 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,017 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,017 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,024 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,026 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,028 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... [2018-06-18 16:59:44,031 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:59:44,031 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:59:44,031 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:59:44,032 INFO ]: RCFGBuilder initialized [2018-06-18 16:59:44,041 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-18 16:59:44,055 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:59:44,055 INFO ]: Found specification of procedure False [2018-06-18 16:59:44,055 INFO ]: Found implementation of procedure False [2018-06-18 16:59:44,055 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:59:44,055 INFO ]: Found specification of procedure state [2018-06-18 16:59:44,055 INFO ]: Found implementation of procedure state [2018-06-18 16:59:44,055 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:59:44,055 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:59:44,055 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:59:44,320 INFO ]: Using library mode [2018-06-18 16:59:44,321 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:59:44 BoogieIcfgContainer [2018-06-18 16:59:44,321 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:59:44,322 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:59:44,322 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:59:44,325 INFO ]: TraceAbstraction initialized [2018-06-18 16:59:44,325 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:59:43" (1/3) ... [2018-06-18 16:59:44,326 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45216e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:59:44, skipping insertion in model container [2018-06-18 16:59:44,326 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:59:43" (2/3) ... [2018-06-18 16:59:44,327 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45216e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:59:44, skipping insertion in model container [2018-06-18 16:59:44,330 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:59:44" (3/3) ... [2018-06-18 16:59:44,332 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:59:44,343 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:59:44,356 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:59:44,408 INFO ]: Using default assertion order modulation [2018-06-18 16:59:44,409 INFO ]: Interprodecural is true [2018-06-18 16:59:44,409 INFO ]: Hoare is false [2018-06-18 16:59:44,409 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:59:44,409 INFO ]: Backedges is TWOTRACK [2018-06-18 16:59:44,409 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:59:44,409 INFO ]: Difference is false [2018-06-18 16:59:44,409 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:59:44,409 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:59:44,435 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:59:44,447 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:59:44,447 INFO ]: Found error trace [2018-06-18 16:59:44,448 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:59:44,449 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:59:44,454 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:59:44,455 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:59:44,455 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:59:44,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:59:44,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:59:44,490 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:59:44,574 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:59:44,583 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:59:44,986 WARN ]: Spent 211.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 7 [2018-06-18 16:59:44,990 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:59:44,992 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:59:44,993 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:59:44,994 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:59:45,010 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:59:45,011 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:59:45,013 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:59:45,123 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:59:45,123 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:59:45,124 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:59:45,125 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:59:45,125 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:59:45,135 INFO ]: With dead ends: 13 [2018-06-18 16:59:45,135 INFO ]: Without dead ends: 13 [2018-06-18 16:59:45,136 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:59:45,150 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:59:45,174 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:59:45,176 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:59:45,176 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:59:45,177 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:59:45,177 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:59:45,177 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:59:45,177 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:59:45,177 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:59:45,179 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:59:45,179 INFO ]: Found error trace [2018-06-18 16:59:45,179 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:59:45,179 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:59:45,179 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:59:45,179 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:59:45,179 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:59:45,180 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:59:45,180 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:59:45,180 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:59:45,321 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:59:45,322 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:59:47,891 WARN ]: Spent 2.09 s on a formula simplification. DAG size of input: 236 DAG size of output: 126 [2018-06-18 16:59:47,981 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:59:47,981 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:59:47,981 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:59:47,988 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:59:48,079 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:59:48,099 INFO ]: Computing forward predicates... [2018-06-18 16:59:48,737 WARN ]: expecting exponential blowup for input size 20 [2018-06-18 16:59:54,718 WARN ]: Simplifying disjunction of 258048 conjuctions. This might take some time... Received shutdown request... [2018-06-18 17:01:00,716 INFO ]: Timeout while computing interpolants [2018-06-18 17:01:00,916 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 17:01:00,917 WARN ]: Verification canceled [2018-06-18 17:01:00,920 WARN ]: Timeout [2018-06-18 17:01:00,921 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 05:01:00 BoogieIcfgContainer [2018-06-18 17:01:00,921 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 17:01:00,921 INFO ]: Toolchain (without parser) took 77100.42 ms. Allocated memory was 308.3 MB in the beginning and 1.3 GB in the end (delta: 983.6 MB). Free memory was 254.7 MB in the beginning and 794.2 MB in the end (delta: -539.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-18 17:01:00,922 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:01:00,923 INFO ]: ChcToBoogie took 117.49 ms. Allocated memory is still 308.3 MB. Free memory was 253.7 MB in the beginning and 250.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:01:00,924 INFO ]: Boogie Preprocessor took 82.51 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 249.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-18 17:01:00,925 INFO ]: RCFGBuilder took 289.23 ms. Allocated memory is still 308.3 MB. Free memory was 249.7 MB in the beginning and 231.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:01:00,926 INFO ]: TraceAbstraction took 76598.66 ms. Allocated memory was 308.3 MB in the beginning and 1.3 GB in the end (delta: 983.6 MB). Free memory was 230.6 MB in the beginning and 794.2 MB in the end (delta: -563.6 MB). Peak memory consumption was 1.0 GB. Max. memory is 3.6 GB. [2018-06-18 17:01:00,936 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 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 117.49 ms. Allocated memory is still 308.3 MB. Free memory was 253.7 MB in the beginning and 250.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 82.51 ms. Allocated memory is still 308.3 MB. Free memory was 250.7 MB in the beginning and 249.7 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 289.23 ms. Allocated memory is still 308.3 MB. Free memory was 249.7 MB in the beginning and 231.6 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 76598.66 ms. Allocated memory was 308.3 MB in the beginning and 1.3 GB in the end (delta: 983.6 MB). Free memory was 230.6 MB in the beginning and 794.2 MB in the end (delta: -563.6 MB). Peak memory consumption was 1.0 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 258048 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 76.5s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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, 0.4s 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_e8_251_e3_1472.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_17-01-00-953.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_all_e8_251_e3_1472.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_17-01-00-953.csv Completed graceful shutdown