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/production_cell_e8_6_e8_427.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:44:04,954 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:44:04,956 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:44:04,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:44:04,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:44:04,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:44:04,972 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:44:04,975 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:44:04,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:44:04,977 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:44:04,979 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:44:04,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:44:04,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:44:04,981 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:44:04,982 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:44:04,982 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:44:04,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:44:04,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:44:04,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:44:04,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:44:04,999 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:44:05,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:44:05,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:44:05,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:44:05,006 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:44:05,007 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:44:05,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:44:05,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:44:05,011 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:44:05,011 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:44:05,012 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:44:05,013 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:44:05,013 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:44:05,014 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:44:05,014 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:44:05,015 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 19:44:05,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:44:05,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:44:05,036 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:44:05,036 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:44:05,038 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:44:05,038 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:44:05,038 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:44:05,038 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:44:05,038 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:44:05,038 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:44:05,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:44:05,039 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:44:05,039 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:44:05,039 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:44:05,039 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:44:05,039 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:44:05,040 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:44:05,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:44:05,040 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:44:05,043 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:44:05,044 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:44:05,094 INFO ]: Repository-Root is: /tmp [2018-06-22 19:44:05,108 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:44:05,114 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:44:05,115 INFO ]: Initializing SmtParser... [2018-06-22 19:44:05,115 INFO ]: SmtParser initialized [2018-06-22 19:44:05,116 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e8_6_e8_427.smt2 [2018-06-22 19:44:05,118 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 19:44:05,206 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e8_6_e8_427.smt2 unknown [2018-06-22 19:44:05,600 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/production_cell_e8_6_e8_427.smt2 [2018-06-22 19:44:05,605 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:44:05,611 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:44:05,611 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:44:05,611 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:44:05,612 INFO ]: ChcToBoogie initialized [2018-06-22 19:44:05,615 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,669 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05 Unit [2018-06-22 19:44:05,669 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:44:05,670 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:44:05,670 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:44:05,670 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:44:05,692 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,692 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,702 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,702 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,717 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,718 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,719 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (1/1) ... [2018-06-22 19:44:05,726 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:44:05,727 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:44:05,727 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:44:05,727 INFO ]: RCFGBuilder initialized [2018-06-22 19:44:05,727 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (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 19:44:05,737 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:44:05,737 INFO ]: Found specification of procedure False [2018-06-22 19:44:05,737 INFO ]: Found implementation of procedure False [2018-06-22 19:44:05,737 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:44:05,738 INFO ]: Found specification of procedure state [2018-06-22 19:44:05,738 INFO ]: Found implementation of procedure state [2018-06-22 19:44:05,738 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:44:05,738 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:44:05,738 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 19:44:06,038 INFO ]: Using library mode [2018-06-22 19:44:06,038 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:44:06 BoogieIcfgContainer [2018-06-22 19:44:06,038 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:44:06,040 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:44:06,040 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:44:06,043 INFO ]: TraceAbstraction initialized [2018-06-22 19:44:06,043 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:44:05" (1/3) ... [2018-06-22 19:44:06,044 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d2b5f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 07:44:06, skipping insertion in model container [2018-06-22 19:44:06,044 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:44:05" (2/3) ... [2018-06-22 19:44:06,044 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d2b5f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:44:06, skipping insertion in model container [2018-06-22 19:44:06,045 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:44:06" (3/3) ... [2018-06-22 19:44:06,046 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:44:06,057 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:44:06,065 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:44:06,109 INFO ]: Using default assertion order modulation [2018-06-22 19:44:06,109 INFO ]: Interprodecural is true [2018-06-22 19:44:06,109 INFO ]: Hoare is false [2018-06-22 19:44:06,109 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:44:06,109 INFO ]: Backedges is TWOTRACK [2018-06-22 19:44:06,109 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:44:06,109 INFO ]: Difference is false [2018-06-22 19:44:06,109 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:44:06,109 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:44:06,123 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:44:06,134 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:44:06,134 INFO ]: Found error trace [2018-06-22 19:44:06,135 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:44:06,135 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:44:06,139 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 19:44:06,140 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:44:06,141 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:44:06,172 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:44:06,172 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:44:06,172 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:44:06,239 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:44:06,424 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:44:06,425 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:44:06,425 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:44:06,427 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:44:06,439 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:44:06,440 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:44:06,442 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:44:06,554 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:44:06,554 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:44:06,554 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:44:06,555 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:44:06,555 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:44:06,571 INFO ]: With dead ends: 13 [2018-06-22 19:44:06,571 INFO ]: Without dead ends: 13 [2018-06-22 19:44:06,574 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 [2018-06-22 19:44:06,589 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:44:06,609 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:44:06,610 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:44:06,611 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:44:06,612 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:44:06,612 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:44:06,612 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:44:06,612 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:44:06,612 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:44:06,613 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:44:06,613 INFO ]: Found error trace [2018-06-22 19:44:06,613 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:44:06,614 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:44:06,614 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 19:44:06,614 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:44:06,614 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:44:06,614 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:44:06,614 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:44:06,614 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:44:06,674 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:44:07,077 WARN ]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-06-22 19:44:07,577 WARN ]: Spent 415.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 19 [2018-06-22 19:44:07,643 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 19:44:07,643 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 19:44:07,643 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 19:44:07,650 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:44:07,708 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:44:07,716 INFO ]: Computing forward predicates... [2018-06-22 19:44:09,569 WARN ]: expecting exponential blowup for input size 26 Received shutdown request... [2018-06-22 19:44:52,360 INFO ]: Timeout while computing interpolants [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Forcibly destroying the process [2018-06-22 19:44:52,561 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 19:44:52,561 WARN ]: Verification canceled [2018-06-22 19:44:52,625 WARN ]: Timeout [2018-06-22 19:44:52,625 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:44:52 BoogieIcfgContainer [2018-06-22 19:44:52,625 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:44:52,639 INFO ]: Toolchain (without parser) took 47032.89 ms. Allocated memory was 303.0 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 249.5 MB in the beginning and 910.0 MB in the end (delta: -660.5 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 19:44:52,640 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:44:52,640 INFO ]: ChcToBoogie took 57.92 ms. Allocated memory is still 303.0 MB. Free memory was 249.5 MB in the beginning and 247.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:44:52,641 INFO ]: Boogie Preprocessor took 56.45 ms. Allocated memory is still 303.0 MB. Free memory was 247.5 MB in the beginning and 245.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:44:52,641 INFO ]: RCFGBuilder took 311.79 ms. Allocated memory is still 303.0 MB. Free memory was 245.5 MB in the beginning and 229.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:44:52,642 INFO ]: TraceAbstraction took 46585.47 ms. Allocated memory was 303.0 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 229.5 MB in the beginning and 910.0 MB in the end (delta: -680.5 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 19:44:52,650 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 303.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 57.92 ms. Allocated memory is still 303.0 MB. Free memory was 249.5 MB in the beginning and 247.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.45 ms. Allocated memory is still 303.0 MB. Free memory was 247.5 MB in the beginning and 245.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 311.79 ms. Allocated memory is still 303.0 MB. Free memory was 245.5 MB in the beginning and 229.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 46585.47 ms. Allocated memory was 303.0 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 229.5 MB in the beginning and 910.0 MB in the end (delta: -680.5 MB). Peak memory consumption was 3.4 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 26 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 46.5s 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, 0.1s 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, 0.0s SatisfiabilityAnalysisTime, 0.1s 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/production_cell_e8_6_e8_427.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-44-52-670.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/production_cell_e8_6_e8_427.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-44-52-670.csv Completed graceful shutdown