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/MESI_3.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:55:05,623 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:55:05,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:55:05,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:55:05,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:55:05,642 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:55:05,645 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:55:05,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:55:05,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:55:05,650 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:55:05,652 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:55:05,652 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:55:05,653 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:55:05,654 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:55:05,654 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:55:05,655 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:55:05,658 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:55:05,668 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:55:05,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:55:05,670 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:55:05,671 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:55:05,673 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:55:05,676 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:55:05,676 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:55:05,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:55:05,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:55:05,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:55:05,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:55:05,681 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:55:05,682 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:55:05,682 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:55:05,683 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:55:05,683 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:55:05,688 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:55:05,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:55:05,689 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:55:05,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:55:05,708 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:55:05,708 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:55:05,708 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:55:05,710 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:55:05,710 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:55:05,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:55:05,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:55:05,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:55:05,711 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:55:05,711 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:55:05,711 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:55:05,711 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:55:05,711 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:55:05,712 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:55:05,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:55:05,712 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:55:05,713 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:55:05,717 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:55:05,770 INFO ]: Repository-Root is: /tmp [2018-06-18 15:55:05,789 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:55:05,793 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:55:05,795 INFO ]: Initializing SmtParser... [2018-06-18 15:55:05,795 INFO ]: SmtParser initialized [2018-06-18 15:55:05,796 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3.smt2 [2018-06-18 15:55:05,798 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 15:55:05,897 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3.smt2 unknown [2018-06-18 15:55:06,391 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3.smt2 [2018-06-18 15:55:06,396 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:55:06,402 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:55:06,402 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:55:06,402 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:55:06,402 INFO ]: ChcToBoogie initialized [2018-06-18 15:55:06,410 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,536 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06 Unit [2018-06-18 15:55:06,536 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:55:06,537 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:55:06,537 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:55:06,537 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:55:06,583 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,583 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,604 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,604 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,620 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,621 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,623 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... [2018-06-18 15:55:06,627 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:55:06,636 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:55:06,636 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:55:06,636 INFO ]: RCFGBuilder initialized [2018-06-18 15:55:06,637 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:55:06,662 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:55:06,662 INFO ]: Found specification of procedure False [2018-06-18 15:55:06,662 INFO ]: Found implementation of procedure False [2018-06-18 15:55:06,662 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:55:06,662 INFO ]: Found specification of procedure state [2018-06-18 15:55:06,662 INFO ]: Found implementation of procedure state [2018-06-18 15:55:06,662 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:55:06,662 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:55:06,662 INFO ]: Found implementation of procedure Ultimate.START [2018-06-18 15:55:07,141 INFO ]: Using library mode [2018-06-18 15:55:07,142 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:55:07 BoogieIcfgContainer [2018-06-18 15:55:07,142 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:55:07,144 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:55:07,144 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:55:07,150 INFO ]: TraceAbstraction initialized [2018-06-18 15:55:07,151 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:55:06" (1/3) ... [2018-06-18 15:55:07,152 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432d9686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:55:07, skipping insertion in model container [2018-06-18 15:55:07,152 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:55:06" (2/3) ... [2018-06-18 15:55:07,152 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432d9686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:55:07, skipping insertion in model container [2018-06-18 15:55:07,152 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:55:07" (3/3) ... [2018-06-18 15:55:07,155 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:55:07,165 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:55:07,178 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:55:07,229 INFO ]: Using default assertion order modulation [2018-06-18 15:55:07,230 INFO ]: Interprodecural is true [2018-06-18 15:55:07,230 INFO ]: Hoare is false [2018-06-18 15:55:07,230 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:55:07,230 INFO ]: Backedges is TWOTRACK [2018-06-18 15:55:07,230 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:55:07,230 INFO ]: Difference is false [2018-06-18 15:55:07,230 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:55:07,230 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:55:07,247 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:55:07,258 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:55:07,258 INFO ]: Found error trace [2018-06-18 15:55:07,259 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:55:07,259 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:55:07,265 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:55:07,267 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:55:07,267 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:55:07,317 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:55:07,317 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:55:07,317 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:55:07,460 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:55:07,472 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:55:07,989 WARN ]: Spent 271.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 12 [2018-06-18 15:55:07,993 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:55:07,996 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:55:07,996 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:55:07,998 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:55:08,014 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:55:08,014 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:55:08,017 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:55:08,136 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:55:08,136 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:55:08,137 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:55:08,138 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:55:08,138 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:55:08,150 INFO ]: With dead ends: 13 [2018-06-18 15:55:08,150 INFO ]: Without dead ends: 13 [2018-06-18 15:55:08,152 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:55:08,188 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:55:08,222 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:55:08,225 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:55:08,225 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:55:08,227 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:55:08,227 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:55:08,227 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:55:08,227 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:55:08,227 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:55:08,228 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:55:08,228 INFO ]: Found error trace [2018-06-18 15:55:08,228 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:55:08,229 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:55:08,230 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:55:08,230 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:55:08,230 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:55:08,231 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:55:08,231 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:55:08,231 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:55:08,373 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:55:08,374 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:55:11,146 WARN ]: Spent 2.23 s on a formula simplification. DAG size of input: 288 DAG size of output: 129 [2018-06-18 15:55:11,729 WARN ]: Spent 378.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 5 [2018-06-18 15:55:11,733 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:55:11,733 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:55:11,733 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 15:55:11,743 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:55:11,843 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:55:11,861 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:56:15,663 INFO ]: Timeout while computing interpolants [2018-06-18 15:56:15,864 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:56:15,864 WARN ]: Verification canceled [2018-06-18 15:56:15,869 WARN ]: Timeout [2018-06-18 15:56:15,869 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:56:15 BoogieIcfgContainer [2018-06-18 15:56:15,869 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:56:15,870 INFO ]: Toolchain (without parser) took 69473.31 ms. Allocated memory was 300.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.8 MB in the beginning and 1.1 GB in the end (delta: -815.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:56:15,871 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 300.4 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:56:15,875 INFO ]: ChcToBoogie took 133.99 ms. Allocated memory is still 300.4 MB. Free memory was 239.8 MB in the beginning and 235.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:56:15,875 INFO ]: Boogie Preprocessor took 99.02 ms. Allocated memory is still 300.4 MB. Free memory was 235.8 MB in the beginning and 233.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:56:15,876 INFO ]: RCFGBuilder took 506.20 ms. Allocated memory is still 300.4 MB. Free memory was 233.8 MB in the beginning and 209.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:56:15,876 INFO ]: TraceAbstraction took 68725.03 ms. Allocated memory was 300.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.8 MB in the beginning and 1.1 GB in the end (delta: -846.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:56:15,879 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 300.4 MB. Free memory is still 265.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 133.99 ms. Allocated memory is still 300.4 MB. Free memory was 239.8 MB in the beginning and 235.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 99.02 ms. Allocated memory is still 300.4 MB. Free memory was 235.8 MB in the beginning and 233.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 506.20 ms. Allocated memory is still 300.4 MB. Free memory was 233.8 MB in the beginning and 209.8 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68725.03 ms. Allocated memory was 300.4 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 209.8 MB in the beginning and 1.1 GB in the end (delta: -846.1 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 39 quantified variables from 51 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.6s 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, 0.3s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 232 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/MESI_3.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-56-15-901.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_3.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-56-15-901.csv Completed graceful shutdown