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_luke_rt_e2_3460_e2_2670.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:31:21,483 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:31:21,486 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:31:21,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:31:21,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:31:21,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:31:21,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:31:21,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:31:21,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:31:21,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:31:21,509 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:31:21,510 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:31:21,510 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:31:21,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:31:21,517 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:31:21,517 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:31:21,519 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:31:21,521 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:31:21,535 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:31:21,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:31:21,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:31:21,539 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:31:21,539 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:31:21,539 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:31:21,540 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:31:21,541 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:31:21,542 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:31:21,542 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:31:21,549 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:31:21,549 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:31:21,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:31:21,551 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:31:21,551 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:31:21,552 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:31:21,552 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:31:21,552 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 18:31:21,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:31:21,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:31:21,576 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:31:21,576 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:31:21,577 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:31:21,577 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:31:21,578 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:31:21,578 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:31:21,578 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:31:21,578 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:31:21,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:31:21,579 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:31:21,579 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:31:21,579 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:31:21,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:31:21,580 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:31:21,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:31:21,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:31:21,580 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:31:21,582 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:31:21,582 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:31:21,630 INFO ]: Repository-Root is: /tmp [2018-06-22 18:31:21,645 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:31:21,649 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:31:21,651 INFO ]: Initializing SmtParser... [2018-06-22 18:31:21,651 INFO ]: SmtParser initialized [2018-06-22 18:31:21,652 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_rt_e2_3460_e2_2670.smt2 [2018-06-22 18:31:21,653 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 18:31:21,739 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_rt_e2_3460_e2_2670.smt2 unknown [2018-06-22 18:31:22,227 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_rt_e2_3460_e2_2670.smt2 [2018-06-22 18:31:22,231 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:31:22,246 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:31:22,247 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:31:22,247 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:31:22,247 INFO ]: ChcToBoogie initialized [2018-06-22 18:31:22,250 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,326 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22 Unit [2018-06-22 18:31:22,326 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:31:22,327 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:31:22,327 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:31:22,327 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:31:22,350 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,350 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,364 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,364 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,385 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,386 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,398 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (1/1) ... [2018-06-22 18:31:22,401 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:31:22,402 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:31:22,402 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:31:22,402 INFO ]: RCFGBuilder initialized [2018-06-22 18:31:22,402 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (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 18:31:22,438 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:31:22,438 INFO ]: Found specification of procedure False [2018-06-22 18:31:22,438 INFO ]: Found implementation of procedure False [2018-06-22 18:31:22,438 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:31:22,438 INFO ]: Found specification of procedure state [2018-06-22 18:31:22,438 INFO ]: Found implementation of procedure state [2018-06-22 18:31:22,438 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:31:22,438 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:31:22,438 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 18:31:22,811 INFO ]: Using library mode [2018-06-22 18:31:22,812 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:31:22 BoogieIcfgContainer [2018-06-22 18:31:22,812 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:31:22,813 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:31:22,813 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:31:22,817 INFO ]: TraceAbstraction initialized [2018-06-22 18:31:22,818 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:31:22" (1/3) ... [2018-06-22 18:31:22,818 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3f6ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:31:22, skipping insertion in model container [2018-06-22 18:31:22,819 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:31:22" (2/3) ... [2018-06-22 18:31:22,819 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3f6ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:31:22, skipping insertion in model container [2018-06-22 18:31:22,819 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:31:22" (3/3) ... [2018-06-22 18:31:22,821 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:31:22,831 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:31:22,841 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:31:22,888 INFO ]: Using default assertion order modulation [2018-06-22 18:31:22,889 INFO ]: Interprodecural is true [2018-06-22 18:31:22,889 INFO ]: Hoare is false [2018-06-22 18:31:22,889 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:31:22,889 INFO ]: Backedges is TWOTRACK [2018-06-22 18:31:22,889 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:31:22,889 INFO ]: Difference is false [2018-06-22 18:31:22,889 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:31:22,889 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:31:22,906 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:31:22,921 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:31:22,921 INFO ]: Found error trace [2018-06-22 18:31:22,922 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:31:22,922 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:31:22,927 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:31:22,929 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:31:22,930 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:31:22,970 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:31:22,970 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:31:22,970 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:31:23,087 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:31:23,468 WARN ]: Spent 171.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2018-06-22 18:31:23,470 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:31:23,472 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:31:23,473 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:31:23,474 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:31:23,485 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:31:23,485 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:31:23,487 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:31:23,618 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:31:23,618 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:31:23,619 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:31:23,621 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:31:23,621 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:31:23,632 INFO ]: With dead ends: 13 [2018-06-22 18:31:23,632 INFO ]: Without dead ends: 13 [2018-06-22 18:31:23,634 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 18:31:23,652 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:31:23,691 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:31:23,692 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:31:23,693 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:31:23,695 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:31:23,695 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:31:23,695 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:31:23,695 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:31:23,695 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:31:23,696 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:31:23,696 INFO ]: Found error trace [2018-06-22 18:31:23,697 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:31:23,697 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:31:23,697 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:31:23,697 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:31:23,697 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:31:23,697 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:31:23,697 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:31:23,697 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:31:23,916 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:31:28,362 WARN ]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 207 [2018-06-22 18:31:28,938 WARN ]: Spent 387.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 6 [2018-06-22 18:31:28,942 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:31:28,943 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:31:28,943 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 18:31:28,958 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:31:29,066 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:31:29,083 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:32:30,783 INFO ]: Timeout while computing interpolants [2018-06-22 18:32:30,984 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:32:30,984 WARN ]: Verification canceled [2018-06-22 18:32:30,988 WARN ]: Timeout [2018-06-22 18:32:30,988 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:32:30 BoogieIcfgContainer [2018-06-22 18:32:30,988 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:32:30,989 INFO ]: Toolchain (without parser) took 68757.10 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 795.5 MB in the end (delta: -554.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:32:30,990 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 306.2 MB. Free memory is still 270.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:32:30,999 INFO ]: ChcToBoogie took 80.19 ms. Allocated memory is still 306.2 MB. Free memory was 240.6 MB in the beginning and 238.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:32:31,000 INFO ]: Boogie Preprocessor took 74.10 ms. Allocated memory is still 306.2 MB. Free memory was 238.7 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:32:31,000 INFO ]: RCFGBuilder took 410.21 ms. Allocated memory is still 306.2 MB. Free memory was 236.7 MB in the beginning and 206.7 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 18:32:31,005 INFO ]: TraceAbstraction took 68174.98 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.7 MB in the beginning and 795.5 MB in the end (delta: -588.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:32:31,009 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 306.2 MB. Free memory is still 270.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 80.19 ms. Allocated memory is still 306.2 MB. Free memory was 240.6 MB in the beginning and 238.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.10 ms. Allocated memory is still 306.2 MB. Free memory was 238.7 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 410.21 ms. Allocated memory is still 306.2 MB. Free memory was 236.7 MB in the beginning and 206.7 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68174.98 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.7 MB in the beginning and 795.5 MB in the end (delta: -588.8 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 39 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.1s 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, 0.2s 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, 0.3s 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_luke_rt_e2_3460_e2_2670.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-32-31-022.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_rt_e2_3460_e2_2670.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-32-31-022.csv Completed graceful shutdown