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_a3_e2_2086.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:00:46,689 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:00:46,692 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:00:46,704 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:00:46,705 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:00:46,706 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:00:46,707 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:00:46,711 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:00:46,715 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:00:46,716 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:00:46,716 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:00:46,717 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:00:46,717 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:00:46,720 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:00:46,721 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:00:46,722 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:00:46,724 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:00:46,726 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:00:46,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:00:46,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:00:46,729 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:00:46,731 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:00:46,732 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:00:46,732 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:00:46,733 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:00:46,734 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:00:46,736 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:00:46,737 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:00:46,738 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:00:46,738 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:00:46,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:00:46,739 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:00:46,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:00:46,740 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:00:46,741 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:00:46,741 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 18:00:46,760 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:00:46,761 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:00:46,761 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:00:46,761 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:00:46,762 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:00:46,762 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:00:46,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:00:46,763 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:00:46,763 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:00:46,763 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:00:46,763 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:00:46,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:00:46,764 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:00:46,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:00:46,764 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:00:46,764 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:00:46,764 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:00:46,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:00:46,765 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:00:46,767 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:00:46,768 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:00:46,815 INFO ]: Repository-Root is: /tmp [2018-06-22 18:00:46,832 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:00:46,836 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:00:46,837 INFO ]: Initializing SmtParser... [2018-06-22 18:00:46,837 INFO ]: SmtParser initialized [2018-06-22 18:00:46,838 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086.smt2 [2018-06-22 18:00:46,839 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 18:00:46,930 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086.smt2 unknown [2018-06-22 18:00:47,415 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_a3_e2_2086.smt2 [2018-06-22 18:00:47,420 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:00:47,426 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:00:47,427 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:00:47,427 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:00:47,427 INFO ]: ChcToBoogie initialized [2018-06-22 18:00:47,430 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,524 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47 Unit [2018-06-22 18:00:47,524 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:00:47,525 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:00:47,525 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:00:47,525 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:00:47,571 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,571 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,587 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,587 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,598 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,599 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,603 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (1/1) ... [2018-06-22 18:00:47,614 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:00:47,614 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:00:47,614 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:00:47,614 INFO ]: RCFGBuilder initialized [2018-06-22 18:00:47,615 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (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 18:00:47,629 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:00:47,629 INFO ]: Found specification of procedure False [2018-06-22 18:00:47,629 INFO ]: Found implementation of procedure False [2018-06-22 18:00:47,629 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:00:47,629 INFO ]: Found specification of procedure state [2018-06-22 18:00:47,629 INFO ]: Found implementation of procedure state [2018-06-22 18:00:47,630 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:00:47,630 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:00:47,630 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 18:00:48,136 INFO ]: Using library mode [2018-06-22 18:00:48,137 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:00:48 BoogieIcfgContainer [2018-06-22 18:00:48,137 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:00:48,138 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:00:48,138 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:00:48,145 INFO ]: TraceAbstraction initialized [2018-06-22 18:00:48,146 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:00:47" (1/3) ... [2018-06-22 18:00:48,146 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c473064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:00:48, skipping insertion in model container [2018-06-22 18:00:48,147 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:00:47" (2/3) ... [2018-06-22 18:00:48,147 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c473064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:00:48, skipping insertion in model container [2018-06-22 18:00:48,147 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:00:48" (3/3) ... [2018-06-22 18:00:48,149 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:00:48,161 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:00:48,171 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:00:48,221 INFO ]: Using default assertion order modulation [2018-06-22 18:00:48,222 INFO ]: Interprodecural is true [2018-06-22 18:00:48,222 INFO ]: Hoare is false [2018-06-22 18:00:48,222 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:00:48,222 INFO ]: Backedges is TWOTRACK [2018-06-22 18:00:48,222 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:00:48,222 INFO ]: Difference is false [2018-06-22 18:00:48,222 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:00:48,222 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:00:48,238 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:00:48,252 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:00:48,253 INFO ]: Found error trace [2018-06-22 18:00:48,253 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:00:48,253 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:00:48,259 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:00:48,261 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:00:48,261 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:00:48,302 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:00:48,303 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:00:48,303 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:00:48,445 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:00:49,056 WARN ]: Spent 306.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 7 [2018-06-22 18:00:49,061 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:00:49,065 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:00:49,065 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:00:49,067 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:00:49,083 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:00:49,083 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:00:49,091 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:00:49,253 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:00:49,253 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:00:49,254 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:00:49,256 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:00:49,256 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:00:49,269 INFO ]: With dead ends: 13 [2018-06-22 18:00:49,269 INFO ]: Without dead ends: 13 [2018-06-22 18:00:49,275 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:00:49,293 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:00:49,332 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:00:49,335 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:00:49,336 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:00:49,338 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:00:49,338 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:00:49,338 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:00:49,338 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:00:49,338 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:00:49,339 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:00:49,339 INFO ]: Found error trace [2018-06-22 18:00:49,340 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:00:49,340 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:00:49,340 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:00:49,340 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:00:49,340 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:00:49,341 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:00:49,341 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:00:49,341 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:00:49,500 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:00:53,324 WARN ]: Spent 3.30 s on a formula simplification. DAG size of input: 391 DAG size of output: 234 [2018-06-22 18:00:53,588 WARN ]: Spent 192.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 12 [2018-06-22 18:00:53,592 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:00:53,592 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:00:53,592 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 18:00:53,607 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:00:53,755 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:00:53,772 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:01:53,157 INFO ]: Timeout while computing interpolants [2018-06-22 18:01:53,358 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:01:53,359 WARN ]: Verification canceled [2018-06-22 18:01:53,363 WARN ]: Timeout [2018-06-22 18:01:53,363 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:01:53 BoogieIcfgContainer [2018-06-22 18:01:53,363 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:01:53,364 INFO ]: Toolchain (without parser) took 65943.84 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.2 MB in the beginning and 229.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:01:53,365 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:01:53,365 INFO ]: ChcToBoogie took 97.79 ms. Allocated memory is still 308.8 MB. Free memory was 240.2 MB in the beginning and 237.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:01:53,369 INFO ]: Boogie Preprocessor took 88.80 ms. Allocated memory is still 308.8 MB. Free memory was 237.2 MB in the beginning and 235.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:01:53,370 INFO ]: RCFGBuilder took 522.56 ms. Allocated memory is still 308.8 MB. Free memory was 235.1 MB in the beginning and 205.0 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 3.6 GB. [2018-06-22 18:01:53,370 INFO ]: TraceAbstraction took 65225.16 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.0 MB in the beginning and 229.8 MB in the end (delta: -25.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:01:53,374 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 308.8 MB. Free memory is still 274.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 97.79 ms. Allocated memory is still 308.8 MB. Free memory was 240.2 MB in the beginning and 237.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 88.80 ms. Allocated memory is still 308.8 MB. Free memory was 237.2 MB in the beginning and 235.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 522.56 ms. Allocated memory is still 308.8 MB. Free memory was 235.1 MB in the beginning and 205.0 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65225.16 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.0 MB in the beginning and 229.8 MB in the end (delta: -25.8 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 60 quantified variables from 79 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 65.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.4s 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, 0.6s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 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_a3_e2_2086.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-01-53-393.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_a3_e2_2086.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-01-53-393.csv Completed graceful shutdown