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/FIREFLY_all_e2_2924_e1_768.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:27:03,124 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:27:03,126 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:27:03,138 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:27:03,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:27:03,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:27:03,140 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:27:03,142 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:27:03,144 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:27:03,145 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:27:03,146 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:27:03,146 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:27:03,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:27:03,148 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:27:03,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:27:03,152 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:27:03,154 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:27:03,162 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:27:03,163 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:27:03,168 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:27:03,170 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:27:03,172 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:27:03,172 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:27:03,172 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:27:03,173 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:27:03,174 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:27:03,175 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:27:03,175 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:27:03,177 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:27:03,177 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:27:03,177 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:27:03,178 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:27:03,178 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:27:03,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:27:03,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:27:03,180 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:27:03,199 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:27:03,200 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:27:03,200 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:27:03,200 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:27:03,202 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:27:03,202 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:27:03,202 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:27:03,202 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:27:03,202 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:27:03,203 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:27:03,203 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:27:03,203 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:27:03,203 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:27:03,203 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:27:03,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:27:03,204 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:27:03,204 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:27:03,205 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:27:03,205 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:27:03,256 INFO ]: Repository-Root is: /tmp [2018-06-18 15:27:03,271 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:27:03,274 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:27:03,276 INFO ]: Initializing SmtParser... [2018-06-18 15:27:03,276 INFO ]: SmtParser initialized [2018-06-18 15:27:03,277 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 [2018-06-18 15:27:03,278 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 15:27:03,374 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 unknown [2018-06-18 15:27:03,915 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e1_768.smt2 [2018-06-18 15:27:03,920 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:27:03,935 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:27:03,935 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:27:03,935 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:27:03,935 INFO ]: ChcToBoogie initialized [2018-06-18 15:27:03,951 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:27:03" (1/1) ... [2018-06-18 15:27:04,107 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04 Unit [2018-06-18 15:27:04,107 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:27:04,108 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:27:04,108 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:27:04,108 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:27:04,129 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,129 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,144 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,144 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,154 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,156 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,159 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (1/1) ... [2018-06-18 15:27:04,164 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:27:04,164 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:27:04,164 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:27:04,164 INFO ]: RCFGBuilder initialized [2018-06-18 15:27:04,165 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (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 15:27:04,174 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:27:04,174 INFO ]: Found specification of procedure False [2018-06-18 15:27:04,175 INFO ]: Found implementation of procedure False [2018-06-18 15:27:04,175 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:27:04,175 INFO ]: Found specification of procedure state [2018-06-18 15:27:04,175 INFO ]: Found implementation of procedure state [2018-06-18 15:27:04,175 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:27:04,175 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:27:04,175 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 15:27:04,623 INFO ]: Using library mode [2018-06-18 15:27:04,623 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:27:04 BoogieIcfgContainer [2018-06-18 15:27:04,624 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:27:04,628 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:27:04,628 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:27:04,632 INFO ]: TraceAbstraction initialized [2018-06-18 15:27:04,632 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:27:03" (1/3) ... [2018-06-18 15:27:04,633 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70dfce5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:27:04, skipping insertion in model container [2018-06-18 15:27:04,633 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:04" (2/3) ... [2018-06-18 15:27:04,633 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70dfce5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:27:04, skipping insertion in model container [2018-06-18 15:27:04,633 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:27:04" (3/3) ... [2018-06-18 15:27:04,635 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:27:04,649 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:27:04,660 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:27:04,706 INFO ]: Using default assertion order modulation [2018-06-18 15:27:04,706 INFO ]: Interprodecural is true [2018-06-18 15:27:04,706 INFO ]: Hoare is false [2018-06-18 15:27:04,706 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:27:04,706 INFO ]: Backedges is TWOTRACK [2018-06-18 15:27:04,706 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:27:04,707 INFO ]: Difference is false [2018-06-18 15:27:04,707 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:27:04,707 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:27:04,729 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:27:04,742 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:27:04,742 INFO ]: Found error trace [2018-06-18 15:27:04,743 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:27:04,743 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:27:04,747 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:27:04,749 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:27:04,749 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:27:04,784 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:04,784 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:27:04,784 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:04,946 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:04,956 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:27:05,388 WARN ]: Spent 218.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-18 15:27:05,392 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:27:05,394 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:27:05,394 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:27:05,396 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:27:05,406 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:27:05,407 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:27:05,408 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:27:05,536 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:27:05,536 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:27:05,537 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:27:05,539 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:27:05,539 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:27:05,554 INFO ]: With dead ends: 13 [2018-06-18 15:27:05,554 INFO ]: Without dead ends: 13 [2018-06-18 15:27:05,556 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 15:27:05,578 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:27:05,619 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:27:05,620 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:27:05,623 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:27:05,624 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:27:05,624 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:27:05,625 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:27:05,625 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:27:05,625 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:27:05,626 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:27:05,626 INFO ]: Found error trace [2018-06-18 15:27:05,626 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:27:05,627 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:27:05,627 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:27:05,627 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:27:05,627 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:27:05,628 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:05,628 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:27:05,628 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:05,869 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:05,869 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:27:08,694 WARN ]: Spent 2.24 s on a formula simplification. DAG size of input: 344 DAG size of output: 194 [2018-06-18 15:27:08,897 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:27:08,897 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:27:08,897 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 15:27:08,925 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:27:09,077 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:09,090 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:28:13,213 INFO ]: Timeout while computing interpolants [2018-06-18 15:28:13,415 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:28:13,415 WARN ]: Verification canceled [2018-06-18 15:28:13,419 WARN ]: Timeout [2018-06-18 15:28:13,419 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:28:13 BoogieIcfgContainer [2018-06-18 15:28:13,419 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:28:13,420 INFO ]: Toolchain (without parser) took 69499.07 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.4 MB in the beginning and 458.4 MB in the end (delta: -221.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:28:13,420 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:28:13,430 INFO ]: ChcToBoogie took 171.87 ms. Allocated memory is still 303.0 MB. Free memory was 237.4 MB in the beginning and 231.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:13,430 INFO ]: Boogie Preprocessor took 56.06 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 229.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:13,430 INFO ]: RCFGBuilder took 459.44 ms. Allocated memory is still 303.0 MB. Free memory was 229.5 MB in the beginning and 198.4 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:13,431 INFO ]: TraceAbstraction took 68790.70 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 197.4 MB in the beginning and 458.4 MB in the end (delta: -261.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:28:13,432 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 171.87 ms. Allocated memory is still 303.0 MB. Free memory was 237.4 MB in the beginning and 231.5 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.06 ms. Allocated memory is still 303.0 MB. Free memory was 231.5 MB in the beginning and 229.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 459.44 ms. Allocated memory is still 303.0 MB. Free memory was 229.5 MB in the beginning and 198.4 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68790.70 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 197.4 MB in the beginning and 458.4 MB in the end (delta: -261.0 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 50 quantified variables from 65 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.7s 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, 0.0s 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, 0.1s SatisfiabilityAnalysisTime, 0.4s 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/FIREFLY_all_e2_2924_e1_768.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-28-13-443.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e2_2924_e1_768.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-28-13-443.csv Completed graceful shutdown