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_vt.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 19:52:34,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 19:52:34,649 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 19:52:34,663 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 19:52:34,664 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 19:52:34,665 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 19:52:34,666 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 19:52:34,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 19:52:34,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 19:52:34,673 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 19:52:34,675 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 19:52:34,675 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 19:52:34,676 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 19:52:34,677 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 19:52:34,679 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 19:52:34,680 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 19:52:34,682 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 19:52:34,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 19:52:34,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 19:52:34,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 19:52:34,694 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 19:52:34,700 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 19:52:34,700 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 19:52:34,700 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 19:52:34,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 19:52:34,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 19:52:34,702 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 19:52:34,706 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 19:52:34,707 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 19:52:34,707 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 19:52:34,707 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 19:52:34,708 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 19:52:34,708 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 19:52:34,713 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 19:52:34,714 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 19:52:34,714 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 19:52:34,728 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 19:52:34,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 19:52:34,729 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 19:52:34,729 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 19:52:34,730 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 19:52:34,730 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 19:52:34,730 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 19:52:34,730 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 19:52:34,731 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 19:52:34,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 19:52:34,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 19:52:34,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 19:52:34,732 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 19:52:34,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 19:52:34,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 19:52:34,733 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 19:52:34,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 19:52:34,733 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 19:52:34,733 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 19:52:34,736 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 19:52:34,736 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 19:52:34,783 INFO ]: Repository-Root is: /tmp [2018-06-22 19:52:34,801 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 19:52:34,805 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 19:52:34,807 INFO ]: Initializing SmtParser... [2018-06-22 19:52:34,807 INFO ]: SmtParser initialized [2018-06-22 19:52:34,808 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_vt.smt2 [2018-06-22 19:52:34,809 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 19:52:34,897 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_vt.smt2 unknown [2018-06-22 19:52:35,463 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/rtp_vt.smt2 [2018-06-22 19:52:35,468 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 19:52:35,474 INFO ]: Walking toolchain with 4 elements. [2018-06-22 19:52:35,474 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 19:52:35,474 INFO ]: Initializing ChcToBoogie... [2018-06-22 19:52:35,474 INFO ]: ChcToBoogie initialized [2018-06-22 19:52:35,477 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 19:52:35,572 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 07:52:35 Unit [2018-06-22 19:52:35,572 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 19:52:35,573 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 19:52:35,573 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 19:52:35,573 INFO ]: Boogie Preprocessor initialized [2018-06-22 19:52:35,595 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 19:52:35,596 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 19:52:35,623 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 19:52:35,623 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 19:52:35,633 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 19:52:35,634 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 19:52:35,638 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 19:52:35,643 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 19:52:35,644 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 19:52:35,644 INFO ]: Initializing RCFGBuilder... [2018-06-22 19:52:35,644 INFO ]: RCFGBuilder initialized [2018-06-22 19:52:35,645 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 19:52:35,664 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 19:52:35,664 INFO ]: Found specification of procedure False [2018-06-22 19:52:35,665 INFO ]: Found implementation of procedure False [2018-06-22 19:52:35,665 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 19:52:35,665 INFO ]: Found specification of procedure state [2018-06-22 19:52:35,665 INFO ]: Found implementation of procedure state [2018-06-22 19:52:35,665 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 19:52:35,665 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 19:52:35,665 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 19:52:36,238 INFO ]: Using library mode [2018-06-22 19:52:36,238 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 07:52:36 BoogieIcfgContainer [2018-06-22 19:52:36,239 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 19:52:36,240 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 19:52:36,240 INFO ]: Initializing TraceAbstraction... [2018-06-22 19:52:36,245 INFO ]: TraceAbstraction initialized [2018-06-22 19:52:36,245 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 19:52:36,246 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a176c42 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 19:52:36,246 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 19:52:36,247 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a176c42 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 19:52:36,247 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 19:52:36,249 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 19:52:36,258 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 19:52:36,269 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 19:52:36,318 INFO ]: Using default assertion order modulation [2018-06-22 19:52:36,319 INFO ]: Interprodecural is true [2018-06-22 19:52:36,319 INFO ]: Hoare is false [2018-06-22 19:52:36,319 INFO ]: Compute interpolants for FPandBP [2018-06-22 19:52:36,319 INFO ]: Backedges is TWOTRACK [2018-06-22 19:52:36,319 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 19:52:36,319 INFO ]: Difference is false [2018-06-22 19:52:36,319 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 19:52:36,319 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 19:52:36,338 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 19:52:36,352 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 19:52:36,352 INFO ]: Found error trace [2018-06-22 19:52:36,353 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:52:36,353 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:52:36,359 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 19:52:36,361 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:52:36,361 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:52:36,398 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:36,398 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:36,398 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:36,542 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:36,913 WARN ]: Spent 116.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 6 [2018-06-22 19:52:36,915 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 19:52:36,919 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 19:52:36,919 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 19:52:36,921 INFO ]: Interpolant automaton has 4 states [2018-06-22 19:52:36,932 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 19:52:36,932 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 19:52:36,934 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 19:52:37,089 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 19:52:37,089 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 19:52:37,094 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 19:52:37,095 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 19:52:37,095 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 19:52:37,104 INFO ]: With dead ends: 13 [2018-06-22 19:52:37,104 INFO ]: Without dead ends: 13 [2018-06-22 19:52:37,105 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 19:52:37,122 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 19:52:37,153 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 19:52:37,154 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 19:52:37,155 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 19:52:37,156 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 19:52:37,156 INFO ]: Finished accepts. word is rejected. [2018-06-22 19:52:37,156 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 19:52:37,156 INFO ]: Interpolant automaton has 4 states. [2018-06-22 19:52:37,156 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 19:52:37,158 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 19:52:37,158 INFO ]: Found error trace [2018-06-22 19:52:37,158 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 19:52:37,158 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 19:52:37,158 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 19:52:37,158 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 19:52:37,158 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 19:52:37,159 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:37,159 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:37,159 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 19:52:37,274 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:38,708 WARN ]: Spent 1.06 s on a formula simplification. DAG size of input: 122 DAG size of output: 63 [2018-06-22 19:52:38,798 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 19:52:38,798 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 19:52:38,798 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 19:52:38,808 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 19:52:38,973 INFO ]: Conjunction of SSA is unsat [2018-06-22 19:52:38,989 INFO ]: Computing forward predicates... [2018-06-22 19:52:39,802 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 19:52:39,811 WARN ]: expecting exponential blowup for input size 17 Received shutdown request... [2018-06-22 19:53:23,145 INFO ]: Timeout while computing interpolants [2018-06-22 19:53:23,346 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 19:53:23,346 WARN ]: Verification canceled [2018-06-22 19:53:23,351 WARN ]: Timeout [2018-06-22 19:53:23,351 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 07:53:23 BoogieIcfgContainer [2018-06-22 19:53:23,351 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 19:53:23,352 INFO ]: Toolchain (without parser) took 47883.30 ms. Allocated memory was 302.0 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 226.4 MB in the beginning and 1.0 GB in the end (delta: -820.0 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 19:53:23,353 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 19:53:23,353 INFO ]: ChcToBoogie took 97.99 ms. Allocated memory is still 302.0 MB. Free memory was 226.4 MB in the beginning and 223.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:23,361 INFO ]: Boogie Preprocessor took 70.68 ms. Allocated memory is still 302.0 MB. Free memory was 223.4 MB in the beginning and 220.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:23,361 INFO ]: RCFGBuilder took 595.20 ms. Allocated memory was 302.0 MB in the beginning and 327.2 MB in the end (delta: 25.2 MB). Free memory was 220.5 MB in the beginning and 291.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.6 GB. [2018-06-22 19:53:23,362 INFO ]: TraceAbstraction took 47111.13 ms. Allocated memory was 327.2 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 291.2 MB in the beginning and 1.0 GB in the end (delta: -755.3 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 19:53:23,368 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 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 97.99 ms. Allocated memory is still 302.0 MB. Free memory was 226.4 MB in the beginning and 223.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 70.68 ms. Allocated memory is still 302.0 MB. Free memory was 223.4 MB in the beginning and 220.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 595.20 ms. Allocated memory was 302.0 MB in the beginning and 327.2 MB in the end (delta: 25.2 MB). Free memory was 220.5 MB in the beginning and 291.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 45.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 47111.13 ms. Allocated memory was 327.2 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 291.2 MB in the beginning and 1.0 GB in the end (delta: -755.3 MB). Peak memory consumption was 3.4 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 17 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 47.0s 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, 152 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_vt.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_19-53-23-382.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rtp_vt.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_19-53-23-382.csv Completed graceful shutdown