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/ticket3i_3_e7_1312_e8_1916.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 20:32:04,711 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 20:32:04,714 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 20:32:04,729 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 20:32:04,729 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 20:32:04,730 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 20:32:04,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 20:32:04,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 20:32:04,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 20:32:04,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 20:32:04,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 20:32:04,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 20:32:04,736 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 20:32:04,737 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 20:32:04,738 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 20:32:04,738 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 20:32:04,740 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 20:32:04,742 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 20:32:04,743 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 20:32:04,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 20:32:04,746 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 20:32:04,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 20:32:04,748 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 20:32:04,749 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 20:32:04,749 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 20:32:04,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 20:32:04,751 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 20:32:04,752 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 20:32:04,753 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 20:32:04,753 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 20:32:04,754 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 20:32:04,755 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 20:32:04,755 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 20:32:04,756 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 20:32:04,756 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 20:32:04,757 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 20:32:04,770 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 20:32:04,771 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 20:32:04,771 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 20:32:04,771 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 20:32:04,772 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 20:32:04,772 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 20:32:04,773 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 20:32:04,773 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 20:32:04,773 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 20:32:04,773 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 20:32:04,774 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 20:32:04,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 20:32:04,774 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 20:32:04,774 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 20:32:04,774 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 20:32:04,775 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 20:32:04,775 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 20:32:04,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 20:32:04,775 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 20:32:04,776 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 20:32:04,777 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 20:32:04,823 INFO ]: Repository-Root is: /tmp [2018-06-22 20:32:04,841 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 20:32:04,848 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 20:32:04,849 INFO ]: Initializing SmtParser... [2018-06-22 20:32:04,850 INFO ]: SmtParser initialized [2018-06-22 20:32:04,851 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e7_1312_e8_1916.smt2 [2018-06-22 20:32:04,852 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 20:32:04,944 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e7_1312_e8_1916.smt2 unknown [2018-06-22 20:32:05,402 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ticket3i_3_e7_1312_e8_1916.smt2 [2018-06-22 20:32:05,406 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 20:32:05,412 INFO ]: Walking toolchain with 4 elements. [2018-06-22 20:32:05,413 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 20:32:05,413 INFO ]: Initializing ChcToBoogie... [2018-06-22 20:32:05,413 INFO ]: ChcToBoogie initialized [2018-06-22 20:32:05,416 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,489 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05 Unit [2018-06-22 20:32:05,492 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 20:32:05,493 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 20:32:05,493 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 20:32:05,493 INFO ]: Boogie Preprocessor initialized [2018-06-22 20:32:05,539 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,539 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,569 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,570 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,588 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,589 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,592 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (1/1) ... [2018-06-22 20:32:05,597 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 20:32:05,597 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 20:32:05,597 INFO ]: Initializing RCFGBuilder... [2018-06-22 20:32:05,597 INFO ]: RCFGBuilder initialized [2018-06-22 20:32:05,598 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (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 20:32:05,651 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 20:32:05,651 INFO ]: Found specification of procedure False [2018-06-22 20:32:05,651 INFO ]: Found implementation of procedure False [2018-06-22 20:32:05,651 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 20:32:05,651 INFO ]: Found specification of procedure state [2018-06-22 20:32:05,651 INFO ]: Found implementation of procedure state [2018-06-22 20:32:05,651 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 20:32:05,651 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 20:32:05,651 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 20:32:06,100 INFO ]: Using library mode [2018-06-22 20:32:06,101 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:32:06 BoogieIcfgContainer [2018-06-22 20:32:06,101 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 20:32:06,104 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 20:32:06,104 INFO ]: Initializing TraceAbstraction... [2018-06-22 20:32:06,110 INFO ]: TraceAbstraction initialized [2018-06-22 20:32:06,110 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:32:05" (1/3) ... [2018-06-22 20:32:06,111 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d9b8dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:32:06, skipping insertion in model container [2018-06-22 20:32:06,111 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:32:05" (2/3) ... [2018-06-22 20:32:06,112 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d9b8dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:32:06, skipping insertion in model container [2018-06-22 20:32:06,112 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:32:06" (3/3) ... [2018-06-22 20:32:06,114 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 20:32:06,124 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 20:32:06,136 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 20:32:06,191 INFO ]: Using default assertion order modulation [2018-06-22 20:32:06,192 INFO ]: Interprodecural is true [2018-06-22 20:32:06,192 INFO ]: Hoare is false [2018-06-22 20:32:06,192 INFO ]: Compute interpolants for FPandBP [2018-06-22 20:32:06,192 INFO ]: Backedges is TWOTRACK [2018-06-22 20:32:06,192 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 20:32:06,192 INFO ]: Difference is false [2018-06-22 20:32:06,192 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 20:32:06,192 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 20:32:06,212 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 20:32:06,230 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 20:32:06,230 INFO ]: Found error trace [2018-06-22 20:32:06,231 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:32:06,231 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:32:06,237 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 20:32:06,239 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:32:06,240 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:32:06,287 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:32:06,287 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:32:06,287 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:32:06,431 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:32:06,755 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 20:32:06,757 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 20:32:06,757 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 20:32:06,758 INFO ]: Interpolant automaton has 4 states [2018-06-22 20:32:06,769 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 20:32:06,769 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 20:32:06,771 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 20:32:06,912 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 20:32:06,913 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 20:32:06,914 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 20:32:06,915 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 20:32:06,915 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 20:32:06,930 INFO ]: With dead ends: 13 [2018-06-22 20:32:06,930 INFO ]: Without dead ends: 13 [2018-06-22 20:32:06,931 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 20:32:06,950 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 20:32:06,987 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 20:32:06,988 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 20:32:06,989 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 20:32:06,990 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 20:32:06,990 INFO ]: Finished accepts. word is rejected. [2018-06-22 20:32:06,990 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 20:32:06,990 INFO ]: Interpolant automaton has 4 states. [2018-06-22 20:32:06,990 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 20:32:06,992 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 20:32:06,992 INFO ]: Found error trace [2018-06-22 20:32:06,992 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 20:32:06,992 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 20:32:06,992 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 20:32:06,992 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 20:32:06,992 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 20:32:06,993 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:32:06,993 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:32:06,993 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 20:32:07,133 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:32:07,922 WARN ]: Spent 555.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 41 [2018-06-22 20:32:08,248 WARN ]: Spent 130.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 1 [2018-06-22 20:32:08,250 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 20:32:08,250 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 20:32:08,250 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 20:32:08,266 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 20:32:08,399 INFO ]: Conjunction of SSA is unsat [2018-06-22 20:32:08,413 INFO ]: Computing forward predicates... [2018-06-22 20:32:08,501 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 20:32:08,509 WARN ]: expecting exponential blowup for input size 16 Received shutdown request... [2018-06-22 20:33:02,145 INFO ]: Timeout while computing interpolants [2018-06-22 20:33:02,346 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 20:33:02,346 WARN ]: Verification canceled [2018-06-22 20:33:02,350 WARN ]: Timeout [2018-06-22 20:33:02,350 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:33:02 BoogieIcfgContainer [2018-06-22 20:33:02,350 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 20:33:02,350 INFO ]: Toolchain (without parser) took 56943.68 ms. Allocated memory was 309.3 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 242.7 MB in the beginning and 1.2 GB in the end (delta: -951.9 MB). Peak memory consumption was 3.4 GB. Max. memory is 3.6 GB. [2018-06-22 20:33:02,351 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 20:33:02,352 INFO ]: ChcToBoogie took 80.44 ms. Allocated memory is still 309.3 MB. Free memory was 241.7 MB in the beginning and 238.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:33:02,352 INFO ]: Boogie Preprocessor took 103.37 ms. Allocated memory is still 309.3 MB. Free memory was 238.7 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 20:33:02,353 INFO ]: RCFGBuilder took 503.64 ms. Allocated memory is still 309.3 MB. Free memory was 236.7 MB in the beginning and 205.6 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. [2018-06-22 20:33:02,353 INFO ]: TraceAbstraction took 56245.51 ms. Allocated memory was 309.3 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 205.6 MB in the beginning and 1.2 GB in the end (delta: -989.0 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 20:33:02,365 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 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 80.44 ms. Allocated memory is still 309.3 MB. Free memory was 241.7 MB in the beginning and 238.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 103.37 ms. Allocated memory is still 309.3 MB. Free memory was 238.7 MB in the beginning and 236.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 503.64 ms. Allocated memory is still 309.3 MB. Free memory was 236.7 MB in the beginning and 205.6 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 56245.51 ms. Allocated memory was 309.3 MB in the beginning and 3.4 GB in the end (delta: 3.0 GB). Free memory was 205.6 MB in the beginning and 1.2 GB in the end (delta: -989.0 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 16 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 56.1s 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, 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/ticket3i_3_e7_1312_e8_1916.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_20-33-02-380.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ticket3i_3_e7_1312_e8_1916.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_20-33-02-380.csv Completed graceful shutdown