java -Xss1g -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/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3_e3_2584.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:49:54,712 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:49:54,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:49:54,729 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:49:54,729 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:49:54,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:49:54,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:49:54,734 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:49:54,736 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:49:54,737 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:49:54,738 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:49:54,738 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:49:54,739 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:49:54,747 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:49:54,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:49:54,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:49:54,750 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:49:54,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:49:54,755 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:49:54,756 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:49:54,760 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:49:54,762 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:49:54,762 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:49:54,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:49:54,766 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:49:54,767 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:49:54,768 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:49:54,768 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:49:54,769 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:49:54,769 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:49:54,772 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:49:54,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:49:54,773 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:49:54,774 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:49:54,775 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:49:54,775 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 18:49:54,790 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:49:54,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:49:54,791 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:49:54,791 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:49:54,792 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:49:54,792 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:49:54,792 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:49:54,793 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:49:54,793 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:49:54,793 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:49:54,793 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:49:54,793 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:49:54,794 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:49:54,795 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:49:54,796 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:49:54,796 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:49:54,841 INFO ]: Repository-Root is: /tmp [2018-06-22 18:49:54,852 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:49:54,859 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:49:54,860 INFO ]: Initializing SmtParser... [2018-06-22 18:49:54,860 INFO ]: SmtParser initialized [2018-06-22 18:49:54,861 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3_e3_2584.smt2 [2018-06-22 18:49:54,863 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 [2018-06-22 18:49:54,954 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3_e3_2584.smt2 unknown [2018-06-22 18:49:55,389 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_3_e3_2584.smt2 [2018-06-22 18:49:55,393 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:49:55,408 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:49:55,408 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:49:55,408 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:49:55,408 INFO ]: ChcToBoogie initialized [2018-06-22 18:49:55,411 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,482 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55 Unit [2018-06-22 18:49:55,482 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:49:55,483 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:49:55,483 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:49:55,483 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:49:55,505 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,505 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,515 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,515 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,522 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,523 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,526 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (1/1) ... [2018-06-22 18:49:55,529 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:49:55,530 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:49:55,530 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:49:55,530 INFO ]: RCFGBuilder initialized [2018-06-22 18:49:55,531 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (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) [2018-06-22 18:49:55,583 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:49:55,583 INFO ]: Found specification of procedure False [2018-06-22 18:49:55,583 INFO ]: Found implementation of procedure False [2018-06-22 18:49:55,583 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:49:55,583 INFO ]: Found specification of procedure state [2018-06-22 18:49:55,583 INFO ]: Found implementation of procedure state [2018-06-22 18:49:55,583 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:49:55,583 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:49:55,583 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 [2018-06-22 18:49:56,005 INFO ]: Using library mode [2018-06-22 18:49:56,006 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:49:56 BoogieIcfgContainer [2018-06-22 18:49:56,006 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:49:56,007 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:49:56,007 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:49:56,013 INFO ]: TraceAbstraction initialized [2018-06-22 18:49:56,013 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:49:55" (1/3) ... [2018-06-22 18:49:56,014 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b870452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:49:56, skipping insertion in model container [2018-06-22 18:49:56,014 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:49:55" (2/3) ... [2018-06-22 18:49:56,014 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b870452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:49:56, skipping insertion in model container [2018-06-22 18:49:56,014 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:49:56" (3/3) ... [2018-06-22 18:49:56,017 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:49:56,026 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:49:56,035 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:49:56,084 INFO ]: Using default assertion order modulation [2018-06-22 18:49:56,085 INFO ]: Interprodecural is true [2018-06-22 18:49:56,085 INFO ]: Hoare is false [2018-06-22 18:49:56,085 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:49:56,085 INFO ]: Backedges is TWOTRACK [2018-06-22 18:49:56,085 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:49:56,085 INFO ]: Difference is false [2018-06-22 18:49:56,085 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:49:56,085 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:49:56,103 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:49:56,115 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:49:56,115 INFO ]: Found error trace [2018-06-22 18:49:56,116 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:49:56,116 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:49:56,119 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:49:56,121 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:49:56,121 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:49:56,156 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:49:56,156 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:49:56,156 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:49:56,270 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:49:56,744 WARN ]: Spent 181.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 12 [2018-06-22 18:49:56,746 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:49:56,749 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:49:56,749 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:49:56,750 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:49:56,760 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:49:56,761 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:49:56,763 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:49:56,868 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:49:56,868 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:49:56,869 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:49:56,869 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:49:56,870 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:49:56,879 INFO ]: With dead ends: 13 [2018-06-22 18:49:56,879 INFO ]: Without dead ends: 13 [2018-06-22 18:49:56,881 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 [2018-06-22 18:49:56,921 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:49:56,961 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:49:56,963 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:49:56,963 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:49:56,965 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:49:56,965 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:49:56,965 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:49:56,965 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:49:56,965 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:49:56,967 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:49:56,967 INFO ]: Found error trace [2018-06-22 18:49:56,967 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:49:56,967 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:49:56,968 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:49:56,968 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:49:56,968 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:49:56,968 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:49:56,968 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:49:56,968 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:49:57,112 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:50:00,597 WARN ]: Spent 3.00 s on a formula simplification. DAG size of input: 311 DAG size of output: 178 [2018-06-22 18:50:00,760 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:50:00,760 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:50:00,760 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 [2018-06-22 18:50:00,769 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:50:00,863 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:50:00,874 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:51:02,783 INFO ]: Timeout while computing interpolants [2018-06-22 18:51:02,984 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:51:02,984 WARN ]: Verification canceled [2018-06-22 18:51:02,988 WARN ]: Timeout [2018-06-22 18:51:02,988 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:51:02 BoogieIcfgContainer [2018-06-22 18:51:02,988 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:51:02,988 INFO ]: Toolchain (without parser) took 67594.64 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 244.0 MB in the beginning and 928.7 MB in the end (delta: -684.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:51:02,989 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:51:02,989 INFO ]: ChcToBoogie took 74.43 ms. Allocated memory is still 304.6 MB. Free memory was 244.0 MB in the beginning and 241.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:51:02,990 INFO ]: Boogie Preprocessor took 46.27 ms. Allocated memory is still 304.6 MB. Free memory was 241.0 MB in the beginning and 240.0 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 18:51:02,990 INFO ]: RCFGBuilder took 476.08 ms. Allocated memory is still 304.6 MB. Free memory was 240.0 MB in the beginning and 215.0 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:51:02,991 INFO ]: TraceAbstraction took 66980.59 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 215.0 MB in the beginning and 928.7 MB in the end (delta: -713.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:51:02,994 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 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 74.43 ms. Allocated memory is still 304.6 MB. Free memory was 244.0 MB in the beginning and 241.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 46.27 ms. Allocated memory is still 304.6 MB. Free memory was 241.0 MB in the beginning and 240.0 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 476.08 ms. Allocated memory is still 304.6 MB. Free memory was 240.0 MB in the beginning and 215.0 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66980.59 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 215.0 MB in the beginning and 928.7 MB in the end (delta: -713.7 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 37 quantified variables from 53 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.9s 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, 0.0s 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, 0.0s SatisfiabilityAnalysisTime, 0.4s 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_e3_2584.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-51-03-004.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_3_e3_2584.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-51-03-004.csv Completed graceful shutdown