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/ILLINOIS_4.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:41:05,098 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:41:05,101 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:41:05,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:41:05,112 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:41:05,113 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:41:05,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:41:05,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:41:05,120 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:41:05,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:41:05,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:41:05,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:41:05,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:41:05,126 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:41:05,127 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:41:05,128 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:41:05,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:41:05,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:41:05,133 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:41:05,134 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:41:05,135 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:41:05,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:41:05,138 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:41:05,138 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:41:05,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:41:05,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:41:05,141 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:41:05,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:41:05,142 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:41:05,143 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:41:05,143 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:41:05,144 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:41:05,144 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:41:05,145 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:41:05,146 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:41:05,146 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 18:41:05,160 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:41:05,160 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:41:05,160 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:41:05,161 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:41:05,162 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:41:05,162 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:41:05,162 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:41:05,162 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:41:05,162 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:41:05,163 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:41:05,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:41:05,163 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:41:05,163 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:41:05,163 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:41:05,164 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:41:05,164 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:41:05,164 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:41:05,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:41:05,164 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:41:05,166 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:41:05,166 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:41:05,204 INFO ]: Repository-Root is: /tmp [2018-06-22 18:41:05,223 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:41:05,231 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:41:05,232 INFO ]: Initializing SmtParser... [2018-06-22 18:41:05,233 INFO ]: SmtParser initialized [2018-06-22 18:41:05,233 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_4.smt2 [2018-06-22 18:41:05,235 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 18:41:05,331 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_4.smt2 unknown [2018-06-22 18:41:05,885 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_4.smt2 [2018-06-22 18:41:05,889 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:41:05,896 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:41:05,897 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:41:05,897 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:41:05,897 INFO ]: ChcToBoogie initialized [2018-06-22 18:41:05,900 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:05,955 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05 Unit [2018-06-22 18:41:05,955 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:41:05,956 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:41:05,956 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:41:05,956 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:41:05,986 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:05,987 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:05,999 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:05,999 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:06,008 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:06,010 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:06,013 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (1/1) ... [2018-06-22 18:41:06,018 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:41:06,019 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:41:06,019 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:41:06,019 INFO ]: RCFGBuilder initialized [2018-06-22 18:41:06,020 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (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 18:41:06,053 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:41:06,053 INFO ]: Found specification of procedure False [2018-06-22 18:41:06,053 INFO ]: Found implementation of procedure False [2018-06-22 18:41:06,053 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:41:06,053 INFO ]: Found specification of procedure state [2018-06-22 18:41:06,054 INFO ]: Found implementation of procedure state [2018-06-22 18:41:06,054 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:41:06,054 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:41:06,054 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 18:41:06,403 INFO ]: Using library mode [2018-06-22 18:41:06,405 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:41:06 BoogieIcfgContainer [2018-06-22 18:41:06,405 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:41:06,406 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:41:06,406 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:41:06,413 INFO ]: TraceAbstraction initialized [2018-06-22 18:41:06,413 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:41:05" (1/3) ... [2018-06-22 18:41:06,414 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664a9bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:41:06, skipping insertion in model container [2018-06-22 18:41:06,414 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:41:05" (2/3) ... [2018-06-22 18:41:06,414 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664a9bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:41:06, skipping insertion in model container [2018-06-22 18:41:06,414 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:41:06" (3/3) ... [2018-06-22 18:41:06,416 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:41:06,428 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:41:06,436 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:41:06,477 INFO ]: Using default assertion order modulation [2018-06-22 18:41:06,477 INFO ]: Interprodecural is true [2018-06-22 18:41:06,478 INFO ]: Hoare is false [2018-06-22 18:41:06,478 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:41:06,478 INFO ]: Backedges is TWOTRACK [2018-06-22 18:41:06,478 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:41:06,478 INFO ]: Difference is false [2018-06-22 18:41:06,478 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:41:06,478 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:41:06,492 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:41:06,505 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:41:06,505 INFO ]: Found error trace [2018-06-22 18:41:06,506 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:41:06,506 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:41:06,513 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 18:41:06,516 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:41:06,516 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:41:06,554 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:06,554 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:41:06,554 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:06,672 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:41:07,024 WARN ]: Spent 133.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 1 [2018-06-22 18:41:07,027 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:41:07,029 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:41:07,030 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:41:07,031 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:41:07,048 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:41:07,049 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:41:07,051 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:41:07,203 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:41:07,203 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:41:07,204 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:41:07,206 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:41:07,206 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:41:07,221 INFO ]: With dead ends: 13 [2018-06-22 18:41:07,221 INFO ]: Without dead ends: 13 [2018-06-22 18:41:07,223 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 18:41:07,242 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:41:07,272 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:41:07,273 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:41:07,275 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:41:07,276 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:41:07,276 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:41:07,276 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:41:07,276 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:41:07,276 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:41:07,278 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:41:07,278 INFO ]: Found error trace [2018-06-22 18:41:07,278 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:41:07,278 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:41:07,278 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 18:41:07,278 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:41:07,278 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:41:07,279 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:07,279 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:41:07,279 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:41:07,377 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:41:08,448 WARN ]: Spent 778.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 43 [2018-06-22 18:41:08,728 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:41:08,728 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:41:08,728 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 18:41:08,736 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:41:08,870 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:41:08,885 INFO ]: Computing forward predicates... [2018-06-22 18:41:09,001 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 18:41:09,009 WARN ]: expecting exponential blowup for input size 26 Received shutdown request... [2018-06-22 18:41:53,681 INFO ]: Timeout while computing interpolants [2018-06-22 18:41:53,882 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:41:53,882 WARN ]: Verification canceled [2018-06-22 18:41:53,886 WARN ]: Timeout [2018-06-22 18:41:53,886 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:41:53 BoogieIcfgContainer [2018-06-22 18:41:53,886 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:41:53,887 INFO ]: Toolchain (without parser) took 47997.15 ms. Allocated memory was 303.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 236.0 MB in the beginning and 864.3 MB in the end (delta: -628.2 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 18:41:53,887 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 268.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:41:53,888 INFO ]: ChcToBoogie took 58.89 ms. Allocated memory is still 303.6 MB. Free memory was 236.0 MB in the beginning and 234.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:41:53,888 INFO ]: Boogie Preprocessor took 61.98 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 18:41:53,888 INFO ]: RCFGBuilder took 386.14 ms. Allocated memory is still 303.6 MB. Free memory was 230.1 MB in the beginning and 200.0 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:41:53,894 INFO ]: TraceAbstraction took 47479.61 ms. Allocated memory was 303.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 200.0 MB in the beginning and 864.3 MB in the end (delta: -664.2 MB). Peak memory consumption was 3.5 GB. Max. memory is 3.6 GB. [2018-06-22 18:41:53,897 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 268.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 58.89 ms. Allocated memory is still 303.6 MB. Free memory was 236.0 MB in the beginning and 234.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 61.98 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. * RCFGBuilder took 386.14 ms. Allocated memory is still 303.6 MB. Free memory was 230.1 MB in the beginning and 200.0 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 47479.61 ms. Allocated memory was 303.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 200.0 MB in the beginning and 864.3 MB in the end (delta: -664.2 MB). Peak memory consumption was 3.5 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 26 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 47.4s 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, 0.2s 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, 0.0s 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/ILLINOIS_4.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-41-53-914.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_4.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-41-53-914.csv Completed graceful shutdown