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/ticket3i_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 17:03:33,025 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 17:03:33,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 17:03:33,042 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 17:03:33,042 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 17:03:33,043 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 17:03:33,044 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 17:03:33,047 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 17:03:33,049 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 17:03:33,049 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 17:03:33,051 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 17:03:33,051 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 17:03:33,052 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 17:03:33,053 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 17:03:33,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 17:03:33,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 17:03:33,056 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 17:03:33,058 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 17:03:33,059 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 17:03:33,060 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 17:03:33,061 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 17:03:33,064 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 17:03:33,064 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 17:03:33,064 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 17:03:33,065 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 17:03:33,066 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 17:03:33,067 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 17:03:33,067 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 17:03:33,068 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 17:03:33,069 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 17:03:33,069 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 17:03:33,070 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 17:03:33,070 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 17:03:33,071 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 17:03:33,072 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 17:03:33,072 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 17:03:33,085 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 17:03:33,085 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 17:03:33,085 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 17:03:33,086 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 17:03:33,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 17:03:33,087 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 17:03:33,087 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 17:03:33,087 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 17:03:33,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 17:03:33,088 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 17:03:33,088 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 17:03:33,088 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 17:03:33,088 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 17:03:33,089 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 17:03:33,089 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 17:03:33,089 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 17:03:33,089 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 17:03:33,091 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 17:03:33,091 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 17:03:33,143 INFO ]: Repository-Root is: /tmp [2018-06-18 17:03:33,156 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 17:03:33,159 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 17:03:33,163 INFO ]: Initializing SmtParser... [2018-06-18 17:03:33,164 INFO ]: SmtParser initialized [2018-06-18 17:03:33,164 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3.smt2 [2018-06-18 17:03:33,166 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 17:03:33,255 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3.smt2 unknown [2018-06-18 17:03:33,840 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3.smt2 [2018-06-18 17:03:33,844 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 17:03:33,851 INFO ]: Walking toolchain with 4 elements. [2018-06-18 17:03:33,851 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 17:03:33,851 INFO ]: Initializing ChcToBoogie... [2018-06-18 17:03:33,851 INFO ]: ChcToBoogie initialized [2018-06-18 17:03:33,858 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:33,990 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33 Unit [2018-06-18 17:03:33,990 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 17:03:33,991 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 17:03:33,991 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 17:03:33,991 INFO ]: Boogie Preprocessor initialized [2018-06-18 17:03:34,013 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,013 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,038 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,038 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,053 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,054 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,066 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (1/1) ... [2018-06-18 17:03:34,071 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 17:03:34,071 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 17:03:34,072 INFO ]: Initializing RCFGBuilder... [2018-06-18 17:03:34,072 INFO ]: RCFGBuilder initialized [2018-06-18 17:03:34,072 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (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 17:03:34,098 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 17:03:34,098 INFO ]: Found specification of procedure False [2018-06-18 17:03:34,098 INFO ]: Found implementation of procedure False [2018-06-18 17:03:34,098 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 17:03:34,098 INFO ]: Found specification of procedure state [2018-06-18 17:03:34,098 INFO ]: Found implementation of procedure state [2018-06-18 17:03:34,098 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 17:03:34,098 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 17:03:34,098 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 17:03:34,594 INFO ]: Using library mode [2018-06-18 17:03:34,594 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 05:03:34 BoogieIcfgContainer [2018-06-18 17:03:34,594 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 17:03:34,597 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 17:03:34,597 INFO ]: Initializing TraceAbstraction... [2018-06-18 17:03:34,601 INFO ]: TraceAbstraction initialized [2018-06-18 17:03:34,601 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 05:03:33" (1/3) ... [2018-06-18 17:03:34,602 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c0b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 05:03:34, skipping insertion in model container [2018-06-18 17:03:34,602 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 05:03:33" (2/3) ... [2018-06-18 17:03:34,603 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c0b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 05:03:34, skipping insertion in model container [2018-06-18 17:03:34,603 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 05:03:34" (3/3) ... [2018-06-18 17:03:34,605 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 17:03:34,614 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 17:03:34,624 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 17:03:34,673 INFO ]: Using default assertion order modulation [2018-06-18 17:03:34,674 INFO ]: Interprodecural is true [2018-06-18 17:03:34,674 INFO ]: Hoare is false [2018-06-18 17:03:34,674 INFO ]: Compute interpolants for FPandBP [2018-06-18 17:03:34,674 INFO ]: Backedges is TWOTRACK [2018-06-18 17:03:34,674 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 17:03:34,674 INFO ]: Difference is false [2018-06-18 17:03:34,674 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 17:03:34,674 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 17:03:34,692 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 17:03:34,711 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 17:03:34,711 INFO ]: Found error trace [2018-06-18 17:03:34,712 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 17:03:34,712 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 17:03:34,717 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 17:03:34,719 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 17:03:34,720 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 17:03:34,775 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:03:34,775 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:03:34,775 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:03:34,907 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:03:34,916 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:03:35,187 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 17:03:35,189 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 17:03:35,190 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 17:03:35,192 INFO ]: Interpolant automaton has 4 states [2018-06-18 17:03:35,209 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 17:03:35,209 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 17:03:35,212 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 17:03:35,362 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 17:03:35,362 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 17:03:35,363 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 17:03:35,365 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 17:03:35,365 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 17:03:35,380 INFO ]: With dead ends: 13 [2018-06-18 17:03:35,380 INFO ]: Without dead ends: 13 [2018-06-18 17:03:35,382 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 [2018-06-18 17:03:35,401 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 17:03:35,428 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 17:03:35,430 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 17:03:35,430 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 17:03:35,431 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 17:03:35,432 INFO ]: Finished accepts. word is rejected. [2018-06-18 17:03:35,432 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 17:03:35,432 INFO ]: Interpolant automaton has 4 states. [2018-06-18 17:03:35,432 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 17:03:35,433 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 17:03:35,433 INFO ]: Found error trace [2018-06-18 17:03:35,433 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 17:03:35,433 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 17:03:35,433 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 17:03:35,433 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 17:03:35,433 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 17:03:35,435 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:03:35,435 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:03:35,435 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 17:03:35,562 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:03:35,563 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 17:03:36,610 WARN ]: Spent 773.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2018-06-18 17:03:36,899 WARN ]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 1 [2018-06-18 17:03:36,902 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 17:03:36,902 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 17:03:36,902 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 17:03:36,910 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 17:03:37,068 INFO ]: Conjunction of SSA is unsat [2018-06-18 17:03:37,082 INFO ]: Computing forward predicates... [2018-06-18 17:03:37,168 WARN ]: expecting exponential blowup for input size 10 [2018-06-18 17:03:37,182 WARN ]: expecting exponential blowup for input size 16 Received shutdown request... [2018-06-18 17:04:22,375 INFO ]: Timeout while computing interpolants [2018-06-18 17:04:22,576 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 17:04:22,576 WARN ]: Verification canceled [2018-06-18 17:04:22,581 WARN ]: Timeout [2018-06-18 17:04:22,581 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 05:04:22 BoogieIcfgContainer [2018-06-18 17:04:22,581 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 17:04:22,582 INFO ]: Toolchain (without parser) took 48737.07 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 243.3 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:04:22,583 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 17:04:22,584 INFO ]: ChcToBoogie took 139.42 ms. Allocated memory is still 309.9 MB. Free memory was 242.3 MB in the beginning and 237.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 17:04:22,584 INFO ]: Boogie Preprocessor took 79.85 ms. Allocated memory is still 309.9 MB. Free memory was 237.3 MB in the beginning and 236.3 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 3.6 GB. [2018-06-18 17:04:22,585 INFO ]: RCFGBuilder took 522.90 ms. Allocated memory is still 309.9 MB. Free memory was 236.3 MB in the beginning and 204.2 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 3.6 GB. [2018-06-18 17:04:22,585 INFO ]: TraceAbstraction took 47983.72 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 203.3 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-18 17:04:22,589 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 139.42 ms. Allocated memory is still 309.9 MB. Free memory was 242.3 MB in the beginning and 237.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 79.85 ms. Allocated memory is still 309.9 MB. Free memory was 237.3 MB in the beginning and 236.3 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 3.6 GB. * RCFGBuilder took 522.90 ms. Allocated memory is still 309.9 MB. Free memory was 236.3 MB in the beginning and 204.2 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 47983.72 ms. Allocated memory was 309.9 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 203.3 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 16 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 47.9s 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 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/ticket3i_3.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_17-04-22-605.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_3.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_17-04-22-605.csv Completed graceful shutdown