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_3_e2_2236.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:39:45,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:39:45,779 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:39:45,793 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:39:45,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:39:45,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:39:45,796 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:39:45,797 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:39:45,799 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:39:45,801 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:39:45,802 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:39:45,802 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:39:45,803 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:39:45,804 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:39:45,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:39:45,809 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:39:45,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:39:45,824 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:39:45,826 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:39:45,827 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:39:45,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:39:45,830 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:39:45,830 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:39:45,830 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:39:45,831 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:39:45,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:39:45,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:39:45,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:39:45,838 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:39:45,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:39:45,839 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:39:45,844 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:39:45,844 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:39:45,845 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:39:45,846 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:39:45,846 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 17:39:45,868 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:39:45,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:39:45,869 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:39:45,869 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:39:45,870 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:39:45,870 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:39:45,870 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:39:45,870 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:39:45,870 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:39:45,871 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:39:45,872 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:39:45,872 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:39:45,872 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:39:45,872 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:39:45,872 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:39:45,873 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:39:45,873 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:39:45,873 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:39:45,873 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:39:45,874 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:39:45,874 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:39:45,918 INFO ]: Repository-Root is: /tmp [2018-06-22 17:39:45,936 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:39:45,941 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:39:45,943 INFO ]: Initializing SmtParser... [2018-06-22 17:39:45,943 INFO ]: SmtParser initialized [2018-06-22 17:39:45,944 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236.smt2 [2018-06-22 17:39:45,945 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 17:39:46,040 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236.smt2 unknown [2018-06-22 17:39:46,606 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_3_e2_2236.smt2 [2018-06-22 17:39:46,610 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:39:46,615 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:39:46,616 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:39:46,616 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:39:46,616 INFO ]: ChcToBoogie initialized [2018-06-22 17:39:46,619 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,679 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46 Unit [2018-06-22 17:39:46,679 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:39:46,680 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:39:46,680 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:39:46,680 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:39:46,709 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,709 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,719 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,719 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,731 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,732 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,735 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... [2018-06-22 17:39:46,740 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:39:46,740 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:39:46,740 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:39:46,740 INFO ]: RCFGBuilder initialized [2018-06-22 17:39:46,741 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:39:46,765 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:39:46,765 INFO ]: Found specification of procedure False [2018-06-22 17:39:46,765 INFO ]: Found implementation of procedure False [2018-06-22 17:39:46,765 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:39:46,765 INFO ]: Found specification of procedure state [2018-06-22 17:39:46,765 INFO ]: Found implementation of procedure state [2018-06-22 17:39:46,765 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:39:46,765 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:39:46,765 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:39:47,165 INFO ]: Using library mode [2018-06-22 17:39:47,166 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:39:47 BoogieIcfgContainer [2018-06-22 17:39:47,166 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:39:47,167 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:39:47,167 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:39:47,171 INFO ]: TraceAbstraction initialized [2018-06-22 17:39:47,171 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:39:46" (1/3) ... [2018-06-22 17:39:47,172 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a68c031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:39:47, skipping insertion in model container [2018-06-22 17:39:47,172 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:39:46" (2/3) ... [2018-06-22 17:39:47,172 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a68c031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:39:47, skipping insertion in model container [2018-06-22 17:39:47,172 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:39:47" (3/3) ... [2018-06-22 17:39:47,174 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:39:47,183 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:39:47,193 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:39:47,244 INFO ]: Using default assertion order modulation [2018-06-22 17:39:47,245 INFO ]: Interprodecural is true [2018-06-22 17:39:47,245 INFO ]: Hoare is false [2018-06-22 17:39:47,245 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:39:47,245 INFO ]: Backedges is TWOTRACK [2018-06-22 17:39:47,245 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:39:47,245 INFO ]: Difference is false [2018-06-22 17:39:47,245 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:39:47,245 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:39:47,260 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:39:47,271 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:39:47,271 INFO ]: Found error trace [2018-06-22 17:39:47,272 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:39:47,272 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:39:47,278 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:39:47,280 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:39:47,280 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:39:47,317 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:39:47,317 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:39:47,317 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:39:47,399 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:39:47,684 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:39:47,686 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:39:47,686 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:39:47,688 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:39:47,722 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:39:47,722 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:39:47,725 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:39:47,886 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:39:47,886 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:39:47,886 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:39:47,887 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:39:47,888 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:39:47,897 INFO ]: With dead ends: 13 [2018-06-22 17:39:47,897 INFO ]: Without dead ends: 13 [2018-06-22 17:39:47,898 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 17:39:47,911 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:39:47,930 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:39:47,932 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:39:47,932 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:39:47,934 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:39:47,934 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:39:47,934 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:39:47,934 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:39:47,934 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:39:47,935 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:39:47,935 INFO ]: Found error trace [2018-06-22 17:39:47,935 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:39:47,935 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:39:47,936 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:39:47,936 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:39:47,936 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:39:47,937 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:39:47,937 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:39:47,937 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:39:48,030 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:39:49,083 WARN ]: Spent 761.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 39 [2018-06-22 17:39:49,108 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:39:49,108 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:39:49,108 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 17:39:49,116 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:39:49,251 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:39:49,263 INFO ]: Computing forward predicates... [2018-06-22 17:39:49,625 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:39:49,631 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:40:36,898 INFO ]: Timeout while computing interpolants [2018-06-22 17:40:37,098 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:40:37,099 WARN ]: Verification canceled [2018-06-22 17:40:37,102 WARN ]: Timeout [2018-06-22 17:40:37,102 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:40:37 BoogieIcfgContainer [2018-06-22 17:40:37,102 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:40:37,103 INFO ]: Toolchain (without parser) took 50492.35 ms. Allocated memory was 307.8 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 243.2 MB in the beginning and 977.4 MB in the end (delta: -734.2 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 17:40:37,104 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:40:37,104 INFO ]: ChcToBoogie took 63.35 ms. Allocated memory is still 307.8 MB. Free memory was 243.2 MB in the beginning and 239.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:40:37,105 INFO ]: Boogie Preprocessor took 60.11 ms. Allocated memory is still 307.8 MB. Free memory was 239.2 MB in the beginning and 237.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:40:37,105 INFO ]: RCFGBuilder took 425.89 ms. Allocated memory is still 307.8 MB. Free memory was 237.2 MB in the beginning and 208.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:40:37,106 INFO ]: TraceAbstraction took 49935.01 ms. Allocated memory was 307.8 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 208.2 MB in the beginning and 977.4 MB in the end (delta: -769.2 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:40:37,109 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 63.35 ms. Allocated memory is still 307.8 MB. Free memory was 243.2 MB in the beginning and 239.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 60.11 ms. Allocated memory is still 307.8 MB. Free memory was 239.2 MB in the beginning and 237.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 425.89 ms. Allocated memory is still 307.8 MB. Free memory was 237.2 MB in the beginning and 208.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 49935.01 ms. Allocated memory was 307.8 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 208.2 MB in the beginning and 977.4 MB in the end (delta: -769.2 MB). Peak memory consumption was 3.3 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 PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 49.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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, 0.1s 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, 72 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_3_e2_2236.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-40-37-119.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_3_e2_2236.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-40-37-119.csv Completed graceful shutdown