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/FIREFLY_all_e3_1600_e2_676.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:09:30,613 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:09:30,615 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:09:30,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:09:30,629 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:09:30,630 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:09:30,631 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:09:30,633 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:09:30,635 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:09:30,635 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:09:30,636 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:09:30,636 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:09:30,637 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:09:30,638 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:09:30,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:09:30,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:09:30,642 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:09:30,643 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:09:30,647 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:09:30,648 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:09:30,659 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:09:30,661 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:09:30,661 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:09:30,662 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:09:30,663 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:09:30,664 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:09:30,664 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:09:30,665 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:09:30,666 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:09:30,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:09:30,675 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:09:30,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:09:30,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:09:30,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:09:30,678 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:09:30,678 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 18:09:30,692 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:09:30,692 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:09:30,692 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:09:30,693 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:09:30,693 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:09:30,694 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:09:30,694 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:09:30,694 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:09:30,694 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:09:30,695 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:09:30,695 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:09:30,695 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:09:30,695 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:09:30,695 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:09:30,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:09:30,696 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:09:30,696 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:09:30,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:09:30,696 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:09:30,698 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:09:30,698 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:09:30,744 INFO ]: Repository-Root is: /tmp [2018-06-22 18:09:30,763 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:09:30,768 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:09:30,769 INFO ]: Initializing SmtParser... [2018-06-22 18:09:30,769 INFO ]: SmtParser initialized [2018-06-22 18:09:30,770 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 [2018-06-22 18:09:30,771 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 18:09:30,862 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 unknown [2018-06-22 18:09:31,396 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e2_676.smt2 [2018-06-22 18:09:31,400 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:09:31,406 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:09:31,406 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:09:31,406 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:09:31,406 INFO ]: ChcToBoogie initialized [2018-06-22 18:09:31,409 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,482 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31 Unit [2018-06-22 18:09:31,483 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:09:31,484 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:09:31,484 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:09:31,484 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:09:31,506 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,507 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,518 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,518 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,527 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,529 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,532 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (1/1) ... [2018-06-22 18:09:31,537 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:09:31,537 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:09:31,537 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:09:31,537 INFO ]: RCFGBuilder initialized [2018-06-22 18:09:31,538 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (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 18:09:31,551 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:09:31,551 INFO ]: Found specification of procedure False [2018-06-22 18:09:31,551 INFO ]: Found implementation of procedure False [2018-06-22 18:09:31,551 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:09:31,551 INFO ]: Found specification of procedure state [2018-06-22 18:09:31,551 INFO ]: Found implementation of procedure state [2018-06-22 18:09:31,551 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:09:31,551 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:09:31,551 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 18:09:31,930 INFO ]: Using library mode [2018-06-22 18:09:31,930 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:09:31 BoogieIcfgContainer [2018-06-22 18:09:31,931 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:09:31,934 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:09:31,934 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:09:31,937 INFO ]: TraceAbstraction initialized [2018-06-22 18:09:31,938 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:09:31" (1/3) ... [2018-06-22 18:09:31,939 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc6d879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:09:31, skipping insertion in model container [2018-06-22 18:09:31,939 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:09:31" (2/3) ... [2018-06-22 18:09:31,939 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fc6d879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:09:31, skipping insertion in model container [2018-06-22 18:09:31,939 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:09:31" (3/3) ... [2018-06-22 18:09:31,942 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:09:31,951 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:09:31,962 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:09:32,012 INFO ]: Using default assertion order modulation [2018-06-22 18:09:32,013 INFO ]: Interprodecural is true [2018-06-22 18:09:32,013 INFO ]: Hoare is false [2018-06-22 18:09:32,013 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:09:32,013 INFO ]: Backedges is TWOTRACK [2018-06-22 18:09:32,013 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:09:32,013 INFO ]: Difference is false [2018-06-22 18:09:32,013 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:09:32,013 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:09:32,032 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:09:32,045 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:09:32,045 INFO ]: Found error trace [2018-06-22 18:09:32,046 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:09:32,046 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:09:32,050 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:09:32,051 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:09:32,051 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:09:32,084 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:09:32,084 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:09:32,084 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:09:32,229 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:09:32,810 WARN ]: Spent 259.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-22 18:09:32,812 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:09:32,815 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:09:32,816 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:09:32,817 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:09:32,827 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:09:32,828 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:09:32,829 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:09:32,952 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:09:32,952 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:09:32,952 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:09:32,954 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:09:32,954 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:09:32,963 INFO ]: With dead ends: 13 [2018-06-22 18:09:32,963 INFO ]: Without dead ends: 13 [2018-06-22 18:09:32,965 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 18:09:32,980 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:09:33,006 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:09:33,007 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:09:33,007 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:09:33,008 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:09:33,008 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:09:33,008 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:09:33,008 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:09:33,008 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:09:33,010 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:09:33,010 INFO ]: Found error trace [2018-06-22 18:09:33,010 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:09:33,010 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:09:33,010 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:09:33,010 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:09:33,010 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:09:33,011 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:09:33,011 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:09:33,011 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:09:33,176 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:09:38,069 WARN ]: Spent 4.21 s on a formula simplification. DAG size of input: 429 DAG size of output: 218 [2018-06-22 18:09:38,207 WARN ]: Spent 114.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2018-06-22 18:09:38,386 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:09:38,386 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:09:38,386 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 18:09:38,425 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:09:38,542 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:09:38,555 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:10:40,487 INFO ]: Timeout while computing interpolants [2018-06-22 18:10:40,688 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:10:40,688 WARN ]: Verification canceled [2018-06-22 18:10:40,692 WARN ]: Timeout [2018-06-22 18:10:40,693 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:10:40 BoogieIcfgContainer [2018-06-22 18:10:40,693 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:10:40,694 INFO ]: Toolchain (without parser) took 69293.03 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.5 MB in the beginning and 1.2 GB in the end (delta: -979.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:10:40,694 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:10:40,698 INFO ]: ChcToBoogie took 77.76 ms. Allocated memory is still 305.1 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:10:40,698 INFO ]: Boogie Preprocessor took 52.54 ms. Allocated memory is still 305.1 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:10:40,699 INFO ]: RCFGBuilder took 393.35 ms. Allocated memory is still 305.1 MB. Free memory was 231.6 MB in the beginning and 201.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:10:40,699 INFO ]: TraceAbstraction took 68758.92 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:10:40,701 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 305.1 MB. Free memory is still 270.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.76 ms. Allocated memory is still 305.1 MB. Free memory was 236.6 MB in the beginning and 233.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 52.54 ms. Allocated memory is still 305.1 MB. Free memory was 233.6 MB in the beginning and 231.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 393.35 ms. Allocated memory is still 305.1 MB. Free memory was 231.6 MB in the beginning and 201.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68758.92 ms. Allocated memory was 305.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). 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 40 quantified variables from 54 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, 328 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e2_676.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-10-40-716.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e2_676.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-10-40-716.csv Completed graceful shutdown