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_e1_1207.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:05:46,052 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:05:46,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:05:46,066 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:05:46,066 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:05:46,067 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:05:46,070 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:05:46,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:05:46,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:05:46,075 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:05:46,076 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:05:46,076 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:05:46,077 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:05:46,078 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:05:46,078 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:05:46,081 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:05:46,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:05:46,085 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:05:46,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:05:46,094 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:05:46,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:05:46,101 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:05:46,101 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:05:46,101 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:05:46,102 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:05:46,103 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:05:46,103 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:05:46,104 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:05:46,108 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:05:46,108 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:05:46,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:05:46,109 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:05:46,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:05:46,110 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:05:46,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:05:46,112 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 18:05:46,128 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:05:46,129 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:05:46,129 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:05:46,129 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:05:46,130 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:05:46,130 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:05:46,130 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:05:46,134 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:05:46,134 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:05:46,134 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:05:46,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:05:46,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:05:46,134 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:05:46,135 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:05:46,138 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:05:46,138 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:05:46,180 INFO ]: Repository-Root is: /tmp [2018-06-22 18:05:46,192 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:05:46,195 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:05:46,197 INFO ]: Initializing SmtParser... [2018-06-22 18:05:46,197 INFO ]: SmtParser initialized [2018-06-22 18:05:46,198 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207.smt2 [2018-06-22 18:05:46,199 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 18:05:46,291 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207.smt2 unknown [2018-06-22 18:05:46,845 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207.smt2 [2018-06-22 18:05:46,849 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:05:46,863 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:05:46,864 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:05:46,864 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:05:46,864 INFO ]: ChcToBoogie initialized [2018-06-22 18:05:46,867 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:46,952 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46 Unit [2018-06-22 18:05:46,952 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:05:46,953 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:05:46,953 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:05:46,953 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:05:46,975 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:46,975 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:46,996 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:46,997 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:47,015 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:47,016 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:47,019 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (1/1) ... [2018-06-22 18:05:47,032 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:05:47,033 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:05:47,033 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:05:47,033 INFO ]: RCFGBuilder initialized [2018-06-22 18:05:47,034 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (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 18:05:47,050 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:05:47,050 INFO ]: Found specification of procedure False [2018-06-22 18:05:47,050 INFO ]: Found implementation of procedure False [2018-06-22 18:05:47,050 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:05:47,050 INFO ]: Found specification of procedure state [2018-06-22 18:05:47,050 INFO ]: Found implementation of procedure state [2018-06-22 18:05:47,050 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:05:47,050 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:05:47,050 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 18:05:47,550 INFO ]: Using library mode [2018-06-22 18:05:47,550 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:05:47 BoogieIcfgContainer [2018-06-22 18:05:47,550 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:05:47,552 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:05:47,552 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:05:47,556 INFO ]: TraceAbstraction initialized [2018-06-22 18:05:47,557 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:05:46" (1/3) ... [2018-06-22 18:05:47,557 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd9e5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:05:47, skipping insertion in model container [2018-06-22 18:05:47,558 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:05:46" (2/3) ... [2018-06-22 18:05:47,558 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd9e5c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:05:47, skipping insertion in model container [2018-06-22 18:05:47,558 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:05:47" (3/3) ... [2018-06-22 18:05:47,560 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:05:47,570 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:05:47,579 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:05:47,628 INFO ]: Using default assertion order modulation [2018-06-22 18:05:47,629 INFO ]: Interprodecural is true [2018-06-22 18:05:47,629 INFO ]: Hoare is false [2018-06-22 18:05:47,629 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:05:47,629 INFO ]: Backedges is TWOTRACK [2018-06-22 18:05:47,629 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:05:47,629 INFO ]: Difference is false [2018-06-22 18:05:47,629 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:05:47,629 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:05:47,644 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:05:47,660 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:05:47,660 INFO ]: Found error trace [2018-06-22 18:05:47,661 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:05:47,661 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:05:47,668 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:05:47,670 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:05:47,670 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:05:47,705 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:05:47,705 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:05:47,705 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:05:47,852 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:05:48,283 WARN ]: Spent 157.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-22 18:05:48,285 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:05:48,289 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:05:48,290 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:05:48,291 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:05:48,303 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:05:48,303 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:05:48,307 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:05:48,420 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:05:48,420 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:05:48,420 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:05:48,422 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:05:48,422 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:05:48,432 INFO ]: With dead ends: 13 [2018-06-22 18:05:48,432 INFO ]: Without dead ends: 13 [2018-06-22 18:05:48,434 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:05:48,446 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:05:48,467 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:05:48,468 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:05:48,468 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:05:48,470 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:05:48,470 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:05:48,470 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:05:48,470 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:05:48,470 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:05:48,471 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:05:48,471 INFO ]: Found error trace [2018-06-22 18:05:48,471 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:05:48,472 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:05:48,472 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:05:48,472 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:05:48,472 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:05:48,473 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:05:48,473 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:05:48,473 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:05:48,668 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:05:52,447 WARN ]: Spent 3.21 s on a formula simplification. DAG size of input: 331 DAG size of output: 204 [2018-06-22 18:05:52,808 WARN ]: Spent 163.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2018-06-22 18:05:52,811 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:05:52,811 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:05:52,811 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 18:05:52,830 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:05:52,938 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:05:52,954 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:06:56,362 INFO ]: Timeout while computing interpolants [2018-06-22 18:06:56,563 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:06:56,563 WARN ]: Verification canceled [2018-06-22 18:06:56,571 WARN ]: Timeout [2018-06-22 18:06:56,571 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:06:56 BoogieIcfgContainer [2018-06-22 18:06:56,571 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:06:56,572 INFO ]: Toolchain (without parser) took 69722.36 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.0 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:06:56,577 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:06:56,577 INFO ]: ChcToBoogie took 88.38 ms. Allocated memory is still 304.6 MB. Free memory was 236.0 MB in the beginning and 233.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:06:56,577 INFO ]: Boogie Preprocessor took 79.77 ms. Allocated memory is still 304.6 MB. Free memory was 233.0 MB in the beginning and 231.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:06:56,578 INFO ]: RCFGBuilder took 517.67 ms. Allocated memory is still 304.6 MB. Free memory was 231.0 MB in the beginning and 200.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 3.6 GB. [2018-06-22 18:06:56,578 INFO ]: TraceAbstraction took 69019.44 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.8 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:06:56,594 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 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 88.38 ms. Allocated memory is still 304.6 MB. Free memory was 236.0 MB in the beginning and 233.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 79.77 ms. Allocated memory is still 304.6 MB. Free memory was 233.0 MB in the beginning and 231.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 517.67 ms. Allocated memory is still 304.6 MB. Free memory was 231.0 MB in the beginning and 200.8 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69019.44 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.8 MB in the beginning and 1.3 GB in the end (delta: -1.1 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 39 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.9s 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, 0.2s 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, 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_e1_1207.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-06-56-608.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e1_1207.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-06-56-608.csv Completed graceful shutdown