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_3_e8_1329.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 16:50:37,097 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 16:50:37,099 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 16:50:37,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 16:50:37,115 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 16:50:37,116 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 16:50:37,117 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 16:50:37,122 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 16:50:37,124 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 16:50:37,125 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 16:50:37,126 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 16:50:37,127 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 16:50:37,127 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 16:50:37,130 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 16:50:37,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 16:50:37,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 16:50:37,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 16:50:37,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 16:50:37,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 16:50:37,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 16:50:37,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 16:50:37,158 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 16:50:37,158 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 16:50:37,158 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 16:50:37,159 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 16:50:37,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 16:50:37,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 16:50:37,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 16:50:37,167 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 16:50:37,167 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 16:50:37,168 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 16:50:37,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 16:50:37,169 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 16:50:37,170 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 16:50:37,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 16:50:37,174 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 16:50:37,197 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 16:50:37,198 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 16:50:37,199 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 16:50:37,199 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 16:50:37,200 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 16:50:37,201 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 16:50:37,201 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 16:50:37,201 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 16:50:37,201 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 16:50:37,201 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 16:50:37,202 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 16:50:37,202 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 16:50:37,203 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 16:50:37,203 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 16:50:37,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 16:50:37,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 16:50:37,203 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 16:50:37,205 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 16:50:37,205 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 16:50:37,254 INFO ]: Repository-Root is: /tmp [2018-06-18 16:50:37,270 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 16:50:37,275 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 16:50:37,276 INFO ]: Initializing SmtParser... [2018-06-18 16:50:37,276 INFO ]: SmtParser initialized [2018-06-18 16:50:37,277 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e8_1329.smt2 [2018-06-18 16:50:37,278 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 16:50:37,367 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e8_1329.smt2 unknown [2018-06-18 16:50:37,779 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/SYNAPSE_3_e8_1329.smt2 [2018-06-18 16:50:37,786 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 16:50:37,801 INFO ]: Walking toolchain with 4 elements. [2018-06-18 16:50:37,801 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 16:50:37,802 INFO ]: Initializing ChcToBoogie... [2018-06-18 16:50:37,802 INFO ]: ChcToBoogie initialized [2018-06-18 16:50:37,815 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,895 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37 Unit [2018-06-18 16:50:37,895 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 16:50:37,897 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 16:50:37,897 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 16:50:37,897 INFO ]: Boogie Preprocessor initialized [2018-06-18 16:50:37,917 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,917 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,933 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,933 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,949 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,950 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,952 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (1/1) ... [2018-06-18 16:50:37,964 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 16:50:37,964 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 16:50:37,964 INFO ]: Initializing RCFGBuilder... [2018-06-18 16:50:37,964 INFO ]: RCFGBuilder initialized [2018-06-18 16:50:37,965 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (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 16:50:37,977 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 16:50:37,977 INFO ]: Found specification of procedure False [2018-06-18 16:50:37,978 INFO ]: Found implementation of procedure False [2018-06-18 16:50:37,978 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 16:50:37,978 INFO ]: Found specification of procedure state [2018-06-18 16:50:37,978 INFO ]: Found implementation of procedure state [2018-06-18 16:50:37,978 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 16:50:37,978 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 16:50:37,978 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 16:50:38,331 INFO ]: Using library mode [2018-06-18 16:50:38,337 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:50:38 BoogieIcfgContainer [2018-06-18 16:50:38,337 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 16:50:38,339 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 16:50:38,339 INFO ]: Initializing TraceAbstraction... [2018-06-18 16:50:38,342 INFO ]: TraceAbstraction initialized [2018-06-18 16:50:38,342 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 04:50:37" (1/3) ... [2018-06-18 16:50:38,343 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a442bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 04:50:38, skipping insertion in model container [2018-06-18 16:50:38,343 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 04:50:37" (2/3) ... [2018-06-18 16:50:38,343 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a442bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 04:50:38, skipping insertion in model container [2018-06-18 16:50:38,343 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 04:50:38" (3/3) ... [2018-06-18 16:50:38,345 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 16:50:38,355 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 16:50:38,365 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 16:50:38,417 INFO ]: Using default assertion order modulation [2018-06-18 16:50:38,418 INFO ]: Interprodecural is true [2018-06-18 16:50:38,418 INFO ]: Hoare is false [2018-06-18 16:50:38,418 INFO ]: Compute interpolants for FPandBP [2018-06-18 16:50:38,418 INFO ]: Backedges is TWOTRACK [2018-06-18 16:50:38,418 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 16:50:38,418 INFO ]: Difference is false [2018-06-18 16:50:38,418 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 16:50:38,418 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 16:50:38,436 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 16:50:38,447 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 16:50:38,447 INFO ]: Found error trace [2018-06-18 16:50:38,448 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:50:38,448 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:50:38,454 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 16:50:38,456 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:50:38,457 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:50:38,499 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:50:38,499 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:50:38,499 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:50:38,589 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:50:38,600 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:50:38,804 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 16:50:38,805 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 16:50:38,806 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 16:50:38,807 INFO ]: Interpolant automaton has 4 states [2018-06-18 16:50:38,818 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 16:50:38,818 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:50:38,820 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 16:50:38,930 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 16:50:38,930 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 16:50:38,931 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 16:50:38,932 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 16:50:38,933 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 16:50:38,944 INFO ]: With dead ends: 13 [2018-06-18 16:50:38,944 INFO ]: Without dead ends: 13 [2018-06-18 16:50:38,946 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 16:50:38,965 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 16:50:38,989 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 16:50:38,990 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 16:50:38,991 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 16:50:38,992 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 16:50:38,993 INFO ]: Finished accepts. word is rejected. [2018-06-18 16:50:38,993 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 16:50:38,993 INFO ]: Interpolant automaton has 4 states. [2018-06-18 16:50:38,993 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 16:50:38,995 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 16:50:38,995 INFO ]: Found error trace [2018-06-18 16:50:38,995 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 16:50:38,995 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 16:50:38,995 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 16:50:38,995 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 16:50:38,995 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 16:50:38,996 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:50:38,996 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:50:38,996 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 16:50:39,105 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:50:39,105 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 16:50:41,219 WARN ]: Spent 1.70 s on a formula simplification. DAG size of input: 184 DAG size of output: 66 [2018-06-18 16:50:41,452 WARN ]: Spent 116.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 1 [2018-06-18 16:50:41,454 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 16:50:41,455 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 16:50:41,455 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 16:50:41,462 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 16:50:41,536 INFO ]: Conjunction of SSA is unsat [2018-06-18 16:50:41,547 INFO ]: Computing forward predicates... [2018-06-18 16:50:42,083 WARN ]: expecting exponential blowup for input size 23 [2018-06-18 16:50:43,488 WARN ]: Simplifying disjunction of 112896 conjuctions. This might take some time... Received shutdown request... [2018-06-18 16:51:58,654 INFO ]: Timeout while computing interpolants [2018-06-18 16:51:58,855 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 16:51:58,855 WARN ]: Verification canceled [2018-06-18 16:51:58,859 WARN ]: Timeout [2018-06-18 16:51:58,859 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 04:51:58 BoogieIcfgContainer [2018-06-18 16:51:58,859 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 16:51:58,860 INFO ]: Toolchain (without parser) took 81073.73 ms. Allocated memory was 306.2 MB in the beginning and 774.4 MB in the end (delta: 468.2 MB). Free memory was 252.8 MB in the beginning and 564.2 MB in the end (delta: -311.4 MB). Peak memory consumption was 419.6 MB. Max. memory is 3.6 GB. [2018-06-18 16:51:58,861 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 16:51:58,861 INFO ]: ChcToBoogie took 95.46 ms. Allocated memory is still 306.2 MB. Free memory was 252.8 MB in the beginning and 249.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:51:58,862 INFO ]: Boogie Preprocessor took 66.37 ms. Allocated memory is still 306.2 MB. Free memory was 249.7 MB in the beginning and 247.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:51:58,862 INFO ]: RCFGBuilder took 372.60 ms. Allocated memory is still 306.2 MB. Free memory was 247.7 MB in the beginning and 230.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. [2018-06-18 16:51:58,863 INFO ]: TraceAbstraction took 80520.83 ms. Allocated memory was 306.2 MB in the beginning and 774.4 MB in the end (delta: 468.2 MB). Free memory was 230.7 MB in the beginning and 564.2 MB in the end (delta: -333.4 MB). Peak memory consumption was 397.5 MB. Max. memory is 3.6 GB. [2018-06-18 16:51:58,866 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 306.2 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 95.46 ms. Allocated memory is still 306.2 MB. Free memory was 252.8 MB in the beginning and 249.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 66.37 ms. Allocated memory is still 306.2 MB. Free memory was 249.7 MB in the beginning and 247.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 372.60 ms. Allocated memory is still 306.2 MB. Free memory was 247.7 MB in the beginning and 230.7 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 80520.83 ms. Allocated memory was 306.2 MB in the beginning and 774.4 MB in the end (delta: 468.2 MB). Free memory was 230.7 MB in the beginning and 564.2 MB in the end (delta: -333.4 MB). Peak memory consumption was 397.5 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 112896 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 80.4s 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, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e8_1329.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_16-51-58-886.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/SYNAPSE_3_e8_1329.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_16-51-58-886.csv Completed graceful shutdown