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/rtp_all.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:52:34,487 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:52:34,489 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:52:34,499 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:52:34,499 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:52:34,500 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:52:34,501 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:52:34,506 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:52:34,507 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:52:34,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:52:34,510 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:52:34,510 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:52:34,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:52:34,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:52:34,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:52:34,517 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:52:34,519 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:52:34,531 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:52:34,533 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:52:34,534 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:52:34,535 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:52:34,537 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:52:34,537 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:52:34,537 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:52:34,538 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:52:34,539 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:52:34,539 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:52:34,545 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:52:34,546 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:52:34,546 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:52:34,547 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:52:34,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:52:34,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:52:34,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:52:34,552 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:52:34,552 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 19:52:34,572 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:52:34,573 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:52:34,574 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:52:34,574 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:52:34,575 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:52:34,575 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:52:34,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:52:34,576 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:52:34,576 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:52:34,576 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:52:34,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:52:34,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:52:34,576 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:52:34,577 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:52:34,577 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:52:34,578 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:52:34,578 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:52:34,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:52:34,578 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:52:34,579 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:52:34,580 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:52:34,638 INFO ]: Repository-Root is: /tmp [2018-06-22 19:52:34,656 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:52:34,659 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:52:34,660 INFO ]: Initializing SmtParser... [2018-06-22 19:52:34,660 INFO ]: SmtParser initialized [2018-06-22 19:52:34,661 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all.smt2 [2018-06-22 19:52:34,662 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 19:52:34,755 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all.smt2 unknown [2018-06-22 19:52:35,366 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_all.smt2 [2018-06-22 19:52:35,377 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:52:35,382 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:52:35,383 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:52:35,383 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:52:35,383 INFO ]: ChcToBoogie initialized [2018-06-22 19:52:35,386 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,463 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35 Unit [2018-06-22 19:52:35,463 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:52:35,464 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:52:35,468 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:52:35,468 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:52:35,490 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,490 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,519 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,519 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,530 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,531 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,547 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (1/1) ... [2018-06-22 19:52:35,552 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:52:35,553 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:52:35,553 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:52:35,553 INFO ]: RCFGBuilder initialized [2018-06-22 19:52:35,554 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (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 19:52:35,574 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:52:35,574 INFO ]: Found specification of procedure False [2018-06-22 19:52:35,574 INFO ]: Found implementation of procedure False [2018-06-22 19:52:35,574 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:52:35,574 INFO ]: Found specification of procedure state [2018-06-22 19:52:35,574 INFO ]: Found implementation of procedure state [2018-06-22 19:52:35,574 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:52:35,574 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:52:35,574 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 19:52:36,107 INFO ]: Using library mode [2018-06-22 19:52:36,108 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:52:36 BoogieIcfgContainer [2018-06-22 19:52:36,108 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:52:36,112 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:52:36,112 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:52:36,115 INFO ]: TraceAbstraction initialized [2018-06-22 19:52:36,115 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 07:52:35" (1/3) ... [2018-06-22 19:52:36,116 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f1699dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 07:52:36, skipping insertion in model container [2018-06-22 19:52:36,116 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35" (2/3) ... [2018-06-22 19:52:36,116 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f1699dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 07:52:36, skipping insertion in model container [2018-06-22 19:52:36,116 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:52:36" (3/3) ... [2018-06-22 19:52:36,119 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:52:36,129 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:52:36,139 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:52:36,187 INFO ]: Using default assertion order modulation [2018-06-22 19:52:36,187 INFO ]: Interprodecural is true [2018-06-22 19:52:36,187 INFO ]: Hoare is false [2018-06-22 19:52:36,187 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:52:36,187 INFO ]: Backedges is TWOTRACK [2018-06-22 19:52:36,187 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:52:36,187 INFO ]: Difference is false [2018-06-22 19:52:36,187 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:52:36,187 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:52:36,207 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:52:36,220 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:52:36,220 INFO ]: Found error trace [2018-06-22 19:52:36,221 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:52:36,221 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:52:36,227 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 19:52:36,229 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:52:36,229 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:52:36,278 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:36,278 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:36,278 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:36,428 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:36,880 WARN ]: Spent 149.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 7 [2018-06-22 19:52:36,882 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:52:36,885 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:52:36,885 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:52:36,886 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:52:36,896 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:52:36,896 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:52:36,898 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:52:37,047 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:52:37,048 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:52:37,049 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:52:37,050 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:52:37,051 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:52:37,063 INFO ]: With dead ends: 13 [2018-06-22 19:52:37,063 INFO ]: Without dead ends: 13 [2018-06-22 19:52:37,066 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 19:52:37,083 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:52:37,119 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:52:37,120 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:52:37,121 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:52:37,122 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:52:37,122 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:52:37,123 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:52:37,123 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:52:37,123 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:52:37,124 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:52:37,124 INFO ]: Found error trace [2018-06-22 19:52:37,124 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:52:37,124 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:52:37,124 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 19:52:37,124 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:52:37,124 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:52:37,125 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:37,125 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:37,125 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:37,339 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:41,289 WARN ]: Spent 3.45 s on a formula simplification. DAG size of input: 369 DAG size of output: 213 [2018-06-22 19:52:41,717 WARN ]: Spent 283.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-06-22 19:52:41,721 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 19:52:41,721 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 19:52:41,721 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 19:52:41,741 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:41,902 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:41,929 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 19:53:46,835 INFO ]: Timeout while computing interpolants [2018-06-22 19:53:47,036 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 19:53:47,036 WARN ]: Verification canceled [2018-06-22 19:53:47,052 WARN ]: Timeout [2018-06-22 19:53:47,052 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:53:47 BoogieIcfgContainer [2018-06-22 19:53:47,052 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:53:47,053 INFO ]: Toolchain (without parser) took 71674.96 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 233.2 MB in the beginning and 861.3 MB in the end (delta: -628.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:53:47,058 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:53:47,059 INFO ]: ChcToBoogie took 80.32 ms. Allocated memory is still 307.8 MB. Free memory was 233.2 MB in the beginning and 230.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:47,059 INFO ]: Boogie Preprocessor took 88.97 ms. Allocated memory is still 307.8 MB. Free memory was 230.2 MB in the beginning and 227.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:47,060 INFO ]: RCFGBuilder took 555.11 ms. Allocated memory was 307.8 MB in the beginning and 328.7 MB in the end (delta: 21.0 MB). Free memory was 227.2 MB in the beginning and 297.2 MB in the end (delta: -70.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:47,060 INFO ]: TraceAbstraction took 70940.27 ms. Allocated memory was 328.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 297.2 MB in the beginning and 861.3 MB in the end (delta: -564.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 19:53:47,073 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 80.32 ms. Allocated memory is still 307.8 MB. Free memory was 233.2 MB in the beginning and 230.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 88.97 ms. Allocated memory is still 307.8 MB. Free memory was 230.2 MB in the beginning and 227.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 555.11 ms. Allocated memory was 307.8 MB in the beginning and 328.7 MB in the end (delta: 21.0 MB). Free memory was 227.2 MB in the beginning and 297.2 MB in the end (delta: -70.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70940.27 ms. Allocated memory was 328.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 297.2 MB in the beginning and 861.3 MB in the end (delta: -564.0 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 71 quantified variables from 89 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.8s 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, 0.2s 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, 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/rtp_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-53-47-094.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rtp_all.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-53-47-094.csv Completed graceful shutdown