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_all_e3_1600_e4_2415.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:10:43,736 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:10:43,738 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:10:43,749 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:10:43,749 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:10:43,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:10:43,752 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:10:43,753 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:10:43,755 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:10:43,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:10:43,757 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:10:43,757 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:10:43,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:10:43,759 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:10:43,760 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:10:43,760 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:10:43,762 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:10:43,764 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:10:43,766 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:10:43,767 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:10:43,768 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:10:43,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:10:43,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:10:43,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:10:43,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:10:43,773 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:10:43,774 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:10:43,775 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:10:43,776 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:10:43,776 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:10:43,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:10:43,777 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:10:43,778 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:10:43,779 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:10:43,779 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:10:43,780 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 18:10:43,804 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:10:43,805 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:10:43,805 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:10:43,805 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:10:43,806 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:10:43,806 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:10:43,807 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:10:43,807 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:10:43,807 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:10:43,807 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:10:43,807 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:10:43,808 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:10:43,811 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:10:43,812 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:10:43,814 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:10:43,814 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:10:43,867 INFO ]: Repository-Root is: /tmp [2018-06-22 18:10:43,883 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:10:43,887 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:10:43,888 INFO ]: Initializing SmtParser... [2018-06-22 18:10:43,888 INFO ]: SmtParser initialized [2018-06-22 18:10:43,889 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 [2018-06-22 18:10:43,890 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 18:10:43,963 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 unknown [2018-06-22 18:10:44,516 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 [2018-06-22 18:10:44,520 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:10:44,534 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:10:44,535 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:10:44,535 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:10:44,536 INFO ]: ChcToBoogie initialized [2018-06-22 18:10:44,539 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,607 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44 Unit [2018-06-22 18:10:44,607 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:10:44,607 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:10:44,607 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:10:44,607 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:10:44,632 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,633 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,643 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,643 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,654 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,655 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,658 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... [2018-06-22 18:10:44,663 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:10:44,663 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:10:44,663 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:10:44,663 INFO ]: RCFGBuilder initialized [2018-06-22 18:10:44,668 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 18:10:44,681 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:10:44,681 INFO ]: Found specification of procedure False [2018-06-22 18:10:44,681 INFO ]: Found implementation of procedure False [2018-06-22 18:10:44,681 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:10:44,681 INFO ]: Found specification of procedure state [2018-06-22 18:10:44,681 INFO ]: Found implementation of procedure state [2018-06-22 18:10:44,681 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:10:44,681 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:10:44,681 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:10:45,069 INFO ]: Using library mode [2018-06-22 18:10:45,070 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:10:45 BoogieIcfgContainer [2018-06-22 18:10:45,071 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:10:45,073 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:10:45,073 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:10:45,080 INFO ]: TraceAbstraction initialized [2018-06-22 18:10:45,080 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:10:44" (1/3) ... [2018-06-22 18:10:45,081 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342f960f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:10:45, skipping insertion in model container [2018-06-22 18:10:45,081 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:10:44" (2/3) ... [2018-06-22 18:10:45,082 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342f960f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:10:45, skipping insertion in model container [2018-06-22 18:10:45,082 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:10:45" (3/3) ... [2018-06-22 18:10:45,089 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:10:45,099 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:10:45,111 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:10:45,163 INFO ]: Using default assertion order modulation [2018-06-22 18:10:45,164 INFO ]: Interprodecural is true [2018-06-22 18:10:45,164 INFO ]: Hoare is false [2018-06-22 18:10:45,164 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:10:45,164 INFO ]: Backedges is TWOTRACK [2018-06-22 18:10:45,164 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:10:45,164 INFO ]: Difference is false [2018-06-22 18:10:45,164 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:10:45,164 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:10:45,183 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:10:45,201 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:10:45,202 INFO ]: Found error trace [2018-06-22 18:10:45,202 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:10:45,202 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:10:45,206 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:10:45,207 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:10:45,208 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:10:45,240 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:10:45,240 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:10:45,240 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:10:45,379 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:10:45,916 WARN ]: Spent 228.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-22 18:10:45,918 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:10:45,920 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:10:45,920 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:10:45,921 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:10:45,931 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:10:45,932 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:10:45,933 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:10:46,063 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:10:46,063 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:10:46,065 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:10:46,066 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:10:46,066 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:10:46,081 INFO ]: With dead ends: 13 [2018-06-22 18:10:46,082 INFO ]: Without dead ends: 13 [2018-06-22 18:10:46,083 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:10:46,107 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:10:46,144 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:10:46,145 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:10:46,146 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:10:46,147 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:10:46,148 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:10:46,148 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:10:46,148 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:10:46,148 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:10:46,149 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:10:46,149 INFO ]: Found error trace [2018-06-22 18:10:46,149 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:10:46,150 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:10:46,150 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:10:46,150 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:10:46,150 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:10:46,151 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:10:46,151 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:10:46,151 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:10:46,338 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:10:49,961 WARN ]: Spent 3.02 s on a formula simplification. DAG size of input: 344 DAG size of output: 225 [2018-06-22 18:10:50,256 WARN ]: Spent 259.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32 [2018-06-22 18:10:50,719 WARN ]: Spent 346.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 14 [2018-06-22 18:10:50,723 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:10:50,729 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:10:50,729 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:10:50,745 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:10:50,850 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:10:50,866 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:11:54,410 INFO ]: Timeout while computing interpolants [2018-06-22 18:11:54,611 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:11:54,611 WARN ]: Verification canceled [2018-06-22 18:11:54,615 WARN ]: Timeout [2018-06-22 18:11:54,615 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:11:54 BoogieIcfgContainer [2018-06-22 18:11:54,615 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:11:54,616 INFO ]: Toolchain (without parser) took 70095.41 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 236.0 MB in the beginning and 1.0 GB in the end (delta: -793.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:11:54,617 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 303.6 MB. Free memory is still 266.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:11:54,617 INFO ]: ChcToBoogie took 72.42 ms. Allocated memory is still 303.6 MB. Free memory was 234.0 MB in the beginning and 232.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:11:54,618 INFO ]: Boogie Preprocessor took 55.37 ms. Allocated memory is still 303.6 MB. Free memory was 232.0 MB in the beginning and 230.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:11:54,618 INFO ]: RCFGBuilder took 407.97 ms. Allocated memory is still 303.6 MB. Free memory was 230.0 MB in the beginning and 200.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. [2018-06-22 18:11:54,618 INFO ]: TraceAbstraction took 69542.57 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 1.0 GB in the end (delta: -829.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:11:54,622 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 303.6 MB. Free memory is still 266.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 72.42 ms. Allocated memory is still 303.6 MB. Free memory was 234.0 MB in the beginning and 232.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 55.37 ms. Allocated memory is still 303.6 MB. Free memory was 232.0 MB in the beginning and 230.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 407.97 ms. Allocated memory is still 303.6 MB. Free memory was 230.0 MB in the beginning and 200.1 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69542.57 ms. Allocated memory was 303.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.1 MB in the beginning and 1.0 GB in the end (delta: -829.2 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 38 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.4s 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, 0.3s 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, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 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_all_e3_1600_e4_2415.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-11-54-641.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e4_2415.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-11-54-641.csv Completed graceful shutdown