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/MOESI_2_e2_1599_e3_1658.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:31:31,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:31:31,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:31:31,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:31:31,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:31:31,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:31:31,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:31:31,487 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:31:31,488 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:31:31,489 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:31:31,490 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:31:31,490 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:31:31,491 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:31:31,492 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:31:31,493 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:31:31,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:31:31,496 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:31:31,498 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:31:31,508 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:31:31,509 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:31:31,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:31:31,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:31:31,513 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:31:31,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:31:31,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:31:31,515 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:31:31,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:31:31,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:31:31,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:31:31,525 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:31:31,525 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:31:31,526 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:31:31,526 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:31:31,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:31:31,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:31:31,528 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 19:31:31,552 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:31:31,552 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:31:31,552 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:31:31,552 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:31:31,553 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:31:31,554 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:31:31,554 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:31:31,554 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:31:31,554 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:31:31,554 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:31:31,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:31:31,555 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:31:31,555 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:31:31,555 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:31:31,555 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:31:31,556 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:31:31,556 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:31:31,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:31:31,556 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:31:31,558 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:31:31,558 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:31:31,608 INFO ]: Repository-Root is: /tmp [2018-06-22 19:31:31,625 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:31:31,630 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:31:31,632 INFO ]: Initializing SmtParser... [2018-06-22 19:31:31,633 INFO ]: SmtParser initialized [2018-06-22 19:31:31,633 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e2_1599_e3_1658.smt2 [2018-06-22 19:31:31,634 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 19:31:31,728 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e2_1599_e3_1658.smt2 unknown [2018-06-22 19:31:32,194 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MOESI_2_e2_1599_e3_1658.smt2 [2018-06-22 19:31:32,199 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:31:32,204 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:31:32,205 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:31:32,205 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:31:32,205 INFO ]: ChcToBoogie initialized [2018-06-22 19:31:32,208 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,282 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32 Unit [2018-06-22 19:31:32,282 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:31:32,283 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:31:32,283 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:31:32,283 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:31:32,311 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,311 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,334 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,334 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,341 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,342 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,353 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (1/1) ... [2018-06-22 19:31:32,360 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:31:32,361 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:31:32,361 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:31:32,361 INFO ]: RCFGBuilder initialized [2018-06-22 19:31:32,362 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (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 [2018-06-22 19:31:32,374 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:31:32,374 INFO ]: Found specification of procedure False [2018-06-22 19:31:32,375 INFO ]: Found implementation of procedure False [2018-06-22 19:31:32,375 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:31:32,375 INFO ]: Found specification of procedure state [2018-06-22 19:31:32,375 INFO ]: Found implementation of procedure state [2018-06-22 19:31:32,375 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:31:32,375 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:31:32,375 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 19:31:32,826 INFO ]: Using library mode [2018-06-22 19:31:32,826 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:31:32 BoogieIcfgContainer [2018-06-22 19:31:32,826 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:31:32,829 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:31:32,829 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:31:32,834 INFO ]: TraceAbstraction initialized [2018-06-22 19:31:32,834 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:31:32" (1/3) ... [2018-06-22 19:31:32,835 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab7bfdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 07:31:32, skipping insertion in model container [2018-06-22 19:31:32,835 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:31:32" (2/3) ... [2018-06-22 19:31:32,835 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab7bfdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:31:32, skipping insertion in model container [2018-06-22 19:31:32,835 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:31:32" (3/3) ... [2018-06-22 19:31:32,838 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:31:32,848 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:31:32,858 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:31:32,906 INFO ]: Using default assertion order modulation [2018-06-22 19:31:32,906 INFO ]: Interprodecural is true [2018-06-22 19:31:32,906 INFO ]: Hoare is false [2018-06-22 19:31:32,906 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:31:32,906 INFO ]: Backedges is TWOTRACK [2018-06-22 19:31:32,906 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:31:32,906 INFO ]: Difference is false [2018-06-22 19:31:32,906 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:31:32,907 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:31:32,931 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:31:32,941 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:31:32,941 INFO ]: Found error trace [2018-06-22 19:31:32,942 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:31:32,942 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:31:32,947 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 19:31:32,949 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:31:32,949 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:31:32,987 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:31:32,987 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:31:32,987 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:31:33,068 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:31:33,202 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:31:33,204 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:31:33,204 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:31:33,205 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:31:33,216 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:31:33,216 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:31:33,218 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:31:33,348 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:31:33,348 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:31:33,349 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:31:33,351 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:31:33,352 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:31:33,362 INFO ]: With dead ends: 13 [2018-06-22 19:31:33,362 INFO ]: Without dead ends: 13 [2018-06-22 19:31:33,366 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:31:33,383 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:31:33,402 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:31:33,403 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:31:33,404 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:31:33,405 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:31:33,405 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:31:33,405 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:31:33,405 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:31:33,405 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:31:33,407 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:31:33,407 INFO ]: Found error trace [2018-06-22 19:31:33,407 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:31:33,407 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:31:33,407 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 19:31:33,407 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:31:33,407 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:31:33,408 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:31:33,408 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:31:33,408 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:31:33,565 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:31:36,598 WARN ]: Spent 2.47 s on a formula simplification. DAG size of input: 327 DAG size of output: 176 [2018-06-22 19:31:36,739 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 19:31:36,739 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 19:31:36,739 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 19:31:36,748 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:31:36,850 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:31:36,864 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 19:32:42,808 INFO ]: Timeout while computing interpolants [2018-06-22 19:32:43,009 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 19:32:43,009 WARN ]: Verification canceled [2018-06-22 19:32:43,013 WARN ]: Timeout [2018-06-22 19:32:43,013 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:32:43 BoogieIcfgContainer [2018-06-22 19:32:43,013 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:32:43,014 INFO ]: Toolchain (without parser) took 70814.95 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 247.3 MB in the beginning and 873.7 MB in the end (delta: -626.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:32:43,016 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:32:43,016 INFO ]: ChcToBoogie took 78.04 ms. Allocated memory is still 307.2 MB. Free memory was 247.3 MB in the beginning and 245.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:32:43,017 INFO ]: Boogie Preprocessor took 77.33 ms. Allocated memory is still 307.2 MB. Free memory was 245.3 MB in the beginning and 243.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:32:43,017 INFO ]: RCFGBuilder took 465.45 ms. Allocated memory is still 307.2 MB. Free memory was 243.3 MB in the beginning and 218.7 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 3.6 GB. [2018-06-22 19:32:43,018 INFO ]: TraceAbstraction took 70184.23 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 218.7 MB in the beginning and 873.7 MB in the end (delta: -655.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:32:43,027 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 307.2 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 78.04 ms. Allocated memory is still 307.2 MB. Free memory was 247.3 MB in the beginning and 245.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 77.33 ms. Allocated memory is still 307.2 MB. Free memory was 245.3 MB in the beginning and 243.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 465.45 ms. Allocated memory is still 307.2 MB. Free memory was 243.3 MB in the beginning and 218.7 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70184.23 ms. Allocated memory was 307.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 218.7 MB in the beginning and 873.7 MB in the end (delta: -655.0 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 38 quantified variables from 61 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s 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/MOESI_2_e2_1599_e3_1658.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-32-43-042.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MOESI_2_e2_1599_e3_1658.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-32-43-042.csv Completed graceful shutdown