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_3_e2_2236_e1_2305.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:37:40,010 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:37:40,011 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:37:40,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:37:40,023 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:37:40,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:37:40,025 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:37:40,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:37:40,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:37:40,033 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:37:40,034 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:37:40,034 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:37:40,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:37:40,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:37:40,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:37:40,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:37:40,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:37:40,042 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:37:40,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:37:40,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:37:40,045 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:37:40,047 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:37:40,047 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:37:40,048 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:37:40,048 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:37:40,049 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:37:40,050 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:37:40,051 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:37:40,052 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:37:40,052 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:37:40,053 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:37:40,053 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:37:40,054 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:37:40,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:37:40,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:37:40,055 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 17:37:40,068 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:37:40,069 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:37:40,069 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:37:40,069 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:37:40,070 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:37:40,070 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:37:40,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:37:40,071 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:37:40,071 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:37:40,071 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:37:40,071 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:37:40,072 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:37:40,072 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:37:40,072 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:37:40,072 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:37:40,072 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:37:40,072 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:37:40,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:37:40,073 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:37:40,074 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:37:40,074 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:37:40,125 INFO ]: Repository-Root is: /tmp [2018-06-22 17:37:40,141 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:37:40,147 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:37:40,148 INFO ]: Initializing SmtParser... [2018-06-22 17:37:40,148 INFO ]: SmtParser initialized [2018-06-22 17:37:40,149 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e1_2305.smt2 [2018-06-22 17:37:40,151 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 17:37:40,244 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e1_2305.smt2 unknown [2018-06-22 17:37:40,762 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236_e1_2305.smt2 [2018-06-22 17:37:40,766 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:37:40,773 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:37:40,773 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:37:40,773 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:37:40,774 INFO ]: ChcToBoogie initialized [2018-06-22 17:37:40,783 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,899 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40 Unit [2018-06-22 17:37:40,899 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:37:40,900 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:37:40,900 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:37:40,900 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:37:40,922 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,922 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,938 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,938 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,947 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,949 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,952 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (1/1) ... [2018-06-22 17:37:40,956 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:37:40,957 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:37:40,957 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:37:40,957 INFO ]: RCFGBuilder initialized [2018-06-22 17:37:40,958 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (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 17:37:40,973 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:37:40,973 INFO ]: Found specification of procedure False [2018-06-22 17:37:40,973 INFO ]: Found implementation of procedure False [2018-06-22 17:37:40,973 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:37:40,973 INFO ]: Found specification of procedure state [2018-06-22 17:37:40,973 INFO ]: Found implementation of procedure state [2018-06-22 17:37:40,973 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:37:40,973 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:37:40,973 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:37:41,409 INFO ]: Using library mode [2018-06-22 17:37:41,410 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:37:41 BoogieIcfgContainer [2018-06-22 17:37:41,410 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:37:41,415 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:37:41,415 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:37:41,418 INFO ]: TraceAbstraction initialized [2018-06-22 17:37:41,419 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:37:40" (1/3) ... [2018-06-22 17:37:41,420 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5646f9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:37:41, skipping insertion in model container [2018-06-22 17:37:41,420 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:37:40" (2/3) ... [2018-06-22 17:37:41,420 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5646f9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:37:41, skipping insertion in model container [2018-06-22 17:37:41,420 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:37:41" (3/3) ... [2018-06-22 17:37:41,422 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:37:41,432 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:37:41,442 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:37:41,490 INFO ]: Using default assertion order modulation [2018-06-22 17:37:41,491 INFO ]: Interprodecural is true [2018-06-22 17:37:41,491 INFO ]: Hoare is false [2018-06-22 17:37:41,491 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:37:41,491 INFO ]: Backedges is TWOTRACK [2018-06-22 17:37:41,491 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:37:41,491 INFO ]: Difference is false [2018-06-22 17:37:41,491 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:37:41,491 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:37:41,511 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:37:41,524 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:37:41,524 INFO ]: Found error trace [2018-06-22 17:37:41,525 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:37:41,525 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:37:41,530 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:37:41,532 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:37:41,532 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:37:41,565 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:37:41,565 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:37:41,565 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:37:41,661 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:37:41,882 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:37:41,884 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:37:41,884 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:37:41,886 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:37:41,902 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:37:41,903 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:37:41,905 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:37:42,072 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:37:42,073 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:37:42,075 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:37:42,076 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:37:42,077 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:37:42,090 INFO ]: With dead ends: 13 [2018-06-22 17:37:42,090 INFO ]: Without dead ends: 13 [2018-06-22 17:37:42,092 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:37:42,105 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:37:42,124 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:37:42,125 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:37:42,126 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:37:42,127 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:37:42,127 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:37:42,127 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:37:42,127 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:37:42,127 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:37:42,128 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:37:42,128 INFO ]: Found error trace [2018-06-22 17:37:42,128 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:37:42,128 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:37:42,129 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:37:42,129 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:37:42,129 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:37:42,129 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:37:42,130 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:37:42,130 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:37:42,254 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:37:43,072 WARN ]: Spent 570.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 39 [2018-06-22 17:37:43,098 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:37:43,099 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:37:43,099 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 17:37:43,107 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:37:43,245 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:37:43,259 INFO ]: Computing forward predicates... [2018-06-22 17:37:43,619 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:37:43,634 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:38:31,545 INFO ]: Timeout while computing interpolants [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Forcibly destroying the process [2018-06-22 17:38:31,746 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:38:31,746 WARN ]: Verification canceled [2018-06-22 17:38:31,802 WARN ]: Timeout [2018-06-22 17:38:31,802 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:38:31 BoogieIcfgContainer [2018-06-22 17:38:31,802 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:38:31,811 INFO ]: Toolchain (without parser) took 51044.47 ms. Allocated memory was 306.7 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 242.0 MB in the beginning and 1.0 GB in the end (delta: -804.4 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:38:31,812 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:38:31,813 INFO ]: ChcToBoogie took 126.30 ms. Allocated memory is still 306.7 MB. Free memory was 242.0 MB in the beginning and 239.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:38:31,813 INFO ]: Boogie Preprocessor took 56.28 ms. Allocated memory is still 306.7 MB. Free memory was 239.0 MB in the beginning and 237.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:38:31,814 INFO ]: RCFGBuilder took 453.23 ms. Allocated memory is still 306.7 MB. Free memory was 237.0 MB in the beginning and 208.1 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:38:31,814 INFO ]: TraceAbstraction took 50387.03 ms. Allocated memory was 306.7 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 208.1 MB in the beginning and 1.0 GB in the end (delta: -838.3 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:38:31,825 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 126.30 ms. Allocated memory is still 306.7 MB. Free memory was 242.0 MB in the beginning and 239.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 56.28 ms. Allocated memory is still 306.7 MB. Free memory was 239.0 MB in the beginning and 237.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 453.23 ms. Allocated memory is still 306.7 MB. Free memory was 237.0 MB in the beginning and 208.1 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 50387.03 ms. Allocated memory was 306.7 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 208.1 MB in the beginning and 1.0 GB in the end (delta: -838.3 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 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 50.3s 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s 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/FIREFLY_3_e2_2236_e1_2305.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-38-31-839.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3_e2_2236_e1_2305.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-38-31-839.csv Completed graceful shutdown