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/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 12:32:44,715 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 12:32:44,718 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 12:32:44,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 12:32:44,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 12:32:44,731 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 12:32:44,732 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 12:32:44,783 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 12:32:44,785 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 12:32:44,786 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 12:32:44,786 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 12:32:44,787 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 12:32:44,787 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 12:32:44,789 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 12:32:44,789 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 12:32:44,790 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 12:32:44,792 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 12:32:44,794 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 12:32:44,796 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 12:32:44,797 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 12:32:44,798 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 12:32:44,801 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 12:32:44,801 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 12:32:44,801 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 12:32:44,802 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 12:32:44,803 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 12:32:44,804 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 12:32:44,805 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 12:32:44,806 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 12:32:44,806 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 12:32:44,807 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 12:32:44,808 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 12:32:44,808 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 12:32:44,809 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 12:32:44,810 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 12:32:44,810 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 12:32:44,824 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 12:32:44,824 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 12:32:44,824 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 12:32:44,825 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 12:32:44,826 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 12:32:44,826 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 12:32:44,826 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 12:32:44,826 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 12:32:44,826 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 12:32:44,827 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 12:32:44,827 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 12:32:44,827 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 12:32:44,827 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 12:32:44,827 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 12:32:44,828 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 12:32:44,828 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 12:32:44,828 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 12:32:44,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 12:32:44,828 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 12:32:44,830 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 12:32:44,830 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 12:32:44,879 INFO ]: Repository-Root is: /tmp [2018-06-22 12:32:44,895 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 12:32:44,898 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 12:32:44,899 INFO ]: Initializing SmtParser... [2018-06-22 12:32:44,900 INFO ]: SmtParser initialized [2018-06-22 12:32:44,900 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 [2018-06-22 12:32:44,901 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 12:32:44,997 INFO ]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 unknown [2018-06-22 12:32:45,335 INFO ]: Succesfully executed SMT file /storage/chc-comp/sally-chc-benchmarks/lfht/lfht_2_mini_cleaned.upper.smt2 [2018-06-22 12:32:45,339 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 12:32:45,345 INFO ]: Walking toolchain with 4 elements. [2018-06-22 12:32:45,345 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 12:32:45,345 INFO ]: Initializing ChcToBoogie... [2018-06-22 12:32:45,345 INFO ]: ChcToBoogie initialized [2018-06-22 12:32:45,349 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,409 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45 Unit [2018-06-22 12:32:45,409 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 12:32:45,410 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 12:32:45,410 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 12:32:45,410 INFO ]: Boogie Preprocessor initialized [2018-06-22 12:32:45,430 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,430 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,449 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,449 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,465 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,466 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,468 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (1/1) ... [2018-06-22 12:32:45,471 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 12:32:45,471 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 12:32:45,471 INFO ]: Initializing RCFGBuilder... [2018-06-22 12:32:45,471 INFO ]: RCFGBuilder initialized [2018-06-22 12:32:45,476 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (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 12:32:45,489 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 12:32:45,489 INFO ]: Found specification of procedure False [2018-06-22 12:32:45,489 INFO ]: Found implementation of procedure False [2018-06-22 12:32:45,489 INFO ]: Specification and implementation of procedure invariant given in one single declaration [2018-06-22 12:32:45,489 INFO ]: Found specification of procedure invariant [2018-06-22 12:32:45,489 INFO ]: Found implementation of procedure invariant [2018-06-22 12:32:45,489 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 12:32:45,489 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 12:32:45,490 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 12:32:45,837 INFO ]: Using library mode [2018-06-22 12:32:45,838 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:32:45 BoogieIcfgContainer [2018-06-22 12:32:45,838 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 12:32:45,839 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 12:32:45,839 INFO ]: Initializing TraceAbstraction... [2018-06-22 12:32:45,842 INFO ]: TraceAbstraction initialized [2018-06-22 12:32:45,843 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 12:32:45" (1/3) ... [2018-06-22 12:32:45,844 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cb4306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 12:32:45, skipping insertion in model container [2018-06-22 12:32:45,844 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 12:32:45" (2/3) ... [2018-06-22 12:32:45,844 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39cb4306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 12:32:45, skipping insertion in model container [2018-06-22 12:32:45,844 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 12:32:45" (3/3) ... [2018-06-22 12:32:45,846 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 12:32:45,855 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 12:32:45,863 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 12:32:45,925 INFO ]: Using default assertion order modulation [2018-06-22 12:32:45,926 INFO ]: Interprodecural is true [2018-06-22 12:32:45,926 INFO ]: Hoare is false [2018-06-22 12:32:45,926 INFO ]: Compute interpolants for FPandBP [2018-06-22 12:32:45,926 INFO ]: Backedges is TWOTRACK [2018-06-22 12:32:45,926 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 12:32:45,926 INFO ]: Difference is false [2018-06-22 12:32:45,926 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 12:32:45,926 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 12:32:45,953 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 12:32:45,969 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 12:32:45,969 INFO ]: Found error trace [2018-06-22 12:32:45,972 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 12:32:45,972 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 12:32:45,979 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 12:32:45,981 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 12:32:45,981 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 12:32:46,030 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 12:32:46,030 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 12:32:46,030 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 12:32:46,112 INFO ]: Conjunction of SSA is unsat [2018-06-22 12:32:46,307 WARN ]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-06-22 12:32:46,355 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 12:32:46,358 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 12:32:46,358 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 12:32:46,360 INFO ]: Interpolant automaton has 4 states [2018-06-22 12:32:46,371 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 12:32:46,371 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 12:32:46,373 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 12:32:46,451 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 12:32:46,451 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 12:32:46,454 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 12:32:46,456 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 12:32:46,456 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 12:32:46,472 INFO ]: With dead ends: 13 [2018-06-22 12:32:46,472 INFO ]: Without dead ends: 13 [2018-06-22 12:32:46,474 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 12:32:46,530 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 12:32:46,552 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 12:32:46,553 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 12:32:46,554 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 12:32:46,556 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 12:32:46,556 INFO ]: Finished accepts. word is rejected. [2018-06-22 12:32:46,556 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 12:32:46,556 INFO ]: Interpolant automaton has 4 states. [2018-06-22 12:32:46,556 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 12:32:46,558 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 12:32:46,558 INFO ]: Found error trace [2018-06-22 12:32:46,558 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 12:32:46,558 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 12:32:46,559 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 12:32:46,559 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 12:32:46,559 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 12:32:46,560 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 12:32:46,560 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 12:32:46,560 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 12:32:46,783 INFO ]: Conjunction of SSA is unsat [2018-06-22 12:32:47,114 WARN ]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-06-22 12:32:47,472 WARN ]: Spent 297.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2018-06-22 12:32:47,589 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 12:32:47,590 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 12:32:47,590 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 12:32:47,597 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 12:32:47,639 INFO ]: Conjunction of SSA is unsat [2018-06-22 12:32:47,648 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 12:33:58,081 INFO ]: Timeout while computing interpolants [2018-06-22 12:33:58,283 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 12:33:58,283 WARN ]: Verification canceled [2018-06-22 12:33:58,286 WARN ]: Timeout [2018-06-22 12:33:58,286 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 12:33:58 BoogieIcfgContainer [2018-06-22 12:33:58,286 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 12:33:58,287 INFO ]: Toolchain (without parser) took 72947.67 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 250.5 MB in the beginning and 1.1 GB in the end (delta: -830.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 12:33:58,288 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 304.1 MB. Free memory is still 268.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 12:33:58,288 INFO ]: ChcToBoogie took 64.24 ms. Allocated memory is still 304.1 MB. Free memory was 250.5 MB in the beginning and 248.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 12:33:58,289 INFO ]: Boogie Preprocessor took 60.87 ms. Allocated memory is still 304.1 MB. Free memory was 248.5 MB in the beginning and 246.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 12:33:58,289 INFO ]: RCFGBuilder took 366.65 ms. Allocated memory is still 304.1 MB. Free memory was 246.5 MB in the beginning and 230.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. [2018-06-22 12:33:58,290 INFO ]: TraceAbstraction took 72447.10 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 230.6 MB in the beginning and 1.1 GB in the end (delta: -850.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-22 12:33:58,298 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 304.1 MB. Free memory is still 268.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 64.24 ms. Allocated memory is still 304.1 MB. Free memory was 250.5 MB in the beginning and 248.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 60.87 ms. Allocated memory is still 304.1 MB. Free memory was 248.5 MB in the beginning and 246.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 366.65 ms. Allocated memory is still 304.1 MB. Free memory was 246.5 MB in the beginning and 230.6 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 72447.10 ms. Allocated memory was 304.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 230.6 MB in the beginning and 1.1 GB in the end (delta: -850.6 MB). Peak memory consumption was 1.4 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 XnfDer was eliminating 3 quantified variables from 11 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 72.3s 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 360 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/lfht_2_mini_cleaned.upper.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_12-33-58-313.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/lfht_2_mini_cleaned.upper.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_12-33-58-313.csv Completed graceful shutdown