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_9.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:56:09,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:56:09,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:56:09,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:56:09,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:56:09,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:56:09,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:56:09,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:56:09,609 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:56:09,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:56:09,611 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:56:09,611 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:56:09,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:56:09,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:56:09,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:56:09,614 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:56:09,618 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:56:09,625 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:56:09,627 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:56:09,628 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:56:09,629 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:56:09,631 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:56:09,631 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:56:09,632 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:56:09,633 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:56:09,633 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:56:09,634 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:56:09,635 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:56:09,636 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:56:09,636 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:56:09,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:56:09,637 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:56:09,638 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:56:09,638 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:56:09,639 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:56:09,639 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 17:56:09,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:56:09,657 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:56:09,659 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:56:09,659 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:56:09,660 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:56:09,660 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:56:09,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:56:09,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:56:09,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:56:09,661 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:56:09,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:56:09,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:56:09,661 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:56:09,662 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:56:09,664 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:56:09,664 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:56:09,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:56:09,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:56:09,665 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:56:09,666 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:56:09,666 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:56:09,705 INFO ]: Repository-Root is: /tmp [2018-06-22 17:56:09,718 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:56:09,721 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:56:09,722 INFO ]: Initializing SmtParser... [2018-06-22 17:56:09,722 INFO ]: SmtParser initialized [2018-06-22 17:56:09,723 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_9.smt2 [2018-06-22 17:56:09,724 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 17:56:09,812 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_9.smt2 unknown [2018-06-22 17:56:10,433 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_9.smt2 [2018-06-22 17:56:10,437 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:56:10,456 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:56:10,457 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:56:10,457 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:56:10,457 INFO ]: ChcToBoogie initialized [2018-06-22 17:56:10,460 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,533 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10 Unit [2018-06-22 17:56:10,533 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:56:10,534 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:56:10,534 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:56:10,534 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:56:10,557 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,557 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,576 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,576 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,585 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,586 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,589 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (1/1) ... [2018-06-22 17:56:10,593 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:56:10,594 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:56:10,594 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:56:10,594 INFO ]: RCFGBuilder initialized [2018-06-22 17:56:10,595 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (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 17:56:10,607 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:56:10,607 INFO ]: Found specification of procedure False [2018-06-22 17:56:10,607 INFO ]: Found implementation of procedure False [2018-06-22 17:56:10,607 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:56:10,607 INFO ]: Found specification of procedure state [2018-06-22 17:56:10,607 INFO ]: Found implementation of procedure state [2018-06-22 17:56:10,607 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:56:10,607 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:56:10,607 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:56:11,032 INFO ]: Using library mode [2018-06-22 17:56:11,033 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:56:11 BoogieIcfgContainer [2018-06-22 17:56:11,033 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:56:11,034 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:56:11,034 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:56:11,038 INFO ]: TraceAbstraction initialized [2018-06-22 17:56:11,038 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:56:10" (1/3) ... [2018-06-22 17:56:11,039 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5c2289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:56:11, skipping insertion in model container [2018-06-22 17:56:11,039 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:56:10" (2/3) ... [2018-06-22 17:56:11,039 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5c2289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:56:11, skipping insertion in model container [2018-06-22 17:56:11,039 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:56:11" (3/3) ... [2018-06-22 17:56:11,041 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:56:11,054 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:56:11,063 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:56:11,110 INFO ]: Using default assertion order modulation [2018-06-22 17:56:11,110 INFO ]: Interprodecural is true [2018-06-22 17:56:11,110 INFO ]: Hoare is false [2018-06-22 17:56:11,110 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:56:11,110 INFO ]: Backedges is TWOTRACK [2018-06-22 17:56:11,110 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:56:11,110 INFO ]: Difference is false [2018-06-22 17:56:11,110 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:56:11,111 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:56:11,131 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:56:11,145 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:56:11,145 INFO ]: Found error trace [2018-06-22 17:56:11,146 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:56:11,146 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:56:11,153 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:56:11,155 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:56:11,155 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:56:11,204 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:56:11,204 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:56:11,204 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:56:11,329 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:56:11,799 WARN ]: Spent 253.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-06-22 17:56:11,803 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:56:11,805 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:56:11,807 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:56:11,809 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:56:11,826 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:56:11,826 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:56:11,829 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:56:11,985 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:56:11,985 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:56:11,987 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:56:11,988 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:56:11,988 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:56:12,003 INFO ]: With dead ends: 13 [2018-06-22 17:56:12,003 INFO ]: Without dead ends: 13 [2018-06-22 17:56:12,007 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 17:56:12,026 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:56:12,067 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:56:12,068 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:56:12,068 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:56:12,070 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:56:12,071 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:56:12,071 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:56:12,071 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:56:12,071 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:56:12,072 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:56:12,072 INFO ]: Found error trace [2018-06-22 17:56:12,072 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:56:12,072 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:56:12,072 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:56:12,072 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:56:12,072 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:56:12,074 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:56:12,074 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:56:12,074 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:56:12,200 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:56:13,173 WARN ]: Spent 716.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 61 [2018-06-22 17:56:13,265 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:56:13,265 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:56:13,265 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 17:56:13,275 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:56:13,421 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:56:13,438 INFO ]: Computing forward predicates... [2018-06-22 17:56:13,662 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:56:13,672 WARN ]: expecting exponential blowup for input size 35 Received shutdown request... [2018-06-22 17:56:57,785 INFO ]: Timeout while computing interpolants [2018-06-22 17:56:57,986 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:56:57,986 WARN ]: Verification canceled [2018-06-22 17:56:57,990 WARN ]: Timeout [2018-06-22 17:56:57,990 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:56:57 BoogieIcfgContainer [2018-06-22 17:56:57,990 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:56:57,991 INFO ]: Toolchain (without parser) took 47552.81 ms. Allocated memory was 303.0 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 238.4 MB in the beginning and 758.6 MB in the end (delta: -520.2 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 17:56:57,991 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:56:57,992 INFO ]: ChcToBoogie took 77.05 ms. Allocated memory is still 303.0 MB. Free memory was 238.4 MB in the beginning and 235.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:56:57,992 INFO ]: Boogie Preprocessor took 59.05 ms. Allocated memory is still 303.0 MB. Free memory was 235.4 MB in the beginning and 233.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:56:57,993 INFO ]: RCFGBuilder took 439.02 ms. Allocated memory is still 303.0 MB. Free memory was 233.4 MB in the beginning and 204.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:56:57,993 INFO ]: TraceAbstraction took 46955.70 ms. Allocated memory was 303.0 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 204.4 MB in the beginning and 758.6 MB in the end (delta: -554.2 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:56:57,996 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.05 ms. Allocated memory is still 303.0 MB. Free memory was 238.4 MB in the beginning and 235.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 59.05 ms. Allocated memory is still 303.0 MB. Free memory was 235.4 MB in the beginning and 233.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 439.02 ms. Allocated memory is still 303.0 MB. Free memory was 233.4 MB in the beginning and 204.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 46955.70 ms. Allocated memory was 303.0 MB in the beginning and 3.5 GB in the end (delta: 3.2 GB). Free memory was 204.4 MB in the beginning and 758.6 MB in the end (delta: -554.2 MB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 35 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 46.8s 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, 0.3s 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, 0.4s 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_9.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-56-58-006.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_9.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-56-58-006.csv Completed graceful shutdown