java -Xss4m -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_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/stalmark_e8_48.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 17:17:07,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 17:17:07,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 17:17:07,253 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 17:17:07,253 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 17:17:07,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 17:17:07,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 17:17:07,257 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 17:17:07,259 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 17:17:07,260 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 17:17:07,261 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 17:17:07,261 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 17:17:07,263 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 17:17:07,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 17:17:07,274 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 17:17:07,275 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 17:17:07,277 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 17:17:07,279 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 17:17:07,281 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 17:17:07,282 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 17:17:07,289 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 17:17:07,291 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 17:17:07,292 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 17:17:07,292 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 17:17:07,293 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 17:17:07,302 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 17:17:07,303 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 17:17:07,304 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 17:17:07,305 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 17:17:07,305 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 17:17:07,311 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 17:17:07,312 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 17:17:07,312 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 17:17:07,313 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 17:17:07,314 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 17:17:07,314 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 17:17:07,340 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 17:17:07,340 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 17:17:07,341 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 17:17:07,341 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 17:17:07,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 17:17:07,342 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 17:17:07,343 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 17:17:07,343 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 17:17:07,343 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 17:17:07,343 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 17:17:07,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 17:17:07,344 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 17:17:07,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 17:17:07,344 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 17:17:07,344 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 17:17:07,345 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 17:17:07,345 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 17:17:07,345 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 17:17:07,345 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 17:17:07,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 17:17:07,346 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 17:17:07,347 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 17:17:07,348 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 17:17:07,411 INFO ]: Repository-Root is: /tmp [2018-06-25 17:17:07,430 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 17:17:07,436 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 17:17:07,438 INFO ]: Initializing SmtParser... [2018-06-25 17:17:07,438 INFO ]: SmtParser initialized [2018-06-25 17:17:07,439 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/stalmark_e8_48.smt2 [2018-06-25 17:17:07,440 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 [2018-06-25 17:17:07,537 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/stalmark_e8_48.smt2 unknown [2018-06-25 17:17:07,776 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/stalmark_e8_48.smt2 [2018-06-25 17:17:07,781 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 17:17:07,787 INFO ]: Walking toolchain with 4 elements. [2018-06-25 17:17:07,788 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 17:17:07,788 INFO ]: Initializing ChcToBoogie... [2018-06-25 17:17:07,788 INFO ]: ChcToBoogie initialized [2018-06-25 17:17:07,792 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,850 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07 Unit [2018-06-25 17:17:07,850 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 17:17:07,851 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 17:17:07,851 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 17:17:07,851 INFO ]: Boogie Preprocessor initialized [2018-06-25 17:17:07,878 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,878 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,886 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,886 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,888 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,899 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,900 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (1/1) ... [2018-06-25 17:17:07,902 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 17:17:07,903 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 17:17:07,903 INFO ]: Initializing RCFGBuilder... [2018-06-25 17:17:07,903 INFO ]: RCFGBuilder initialized [2018-06-25 17:17:07,904 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (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) [2018-06-25 17:17:07,923 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 17:17:07,923 INFO ]: Found specification of procedure gotoProc [2018-06-25 17:17:07,923 INFO ]: Found implementation of procedure gotoProc [2018-06-25 17:17:07,923 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 17:17:07,923 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 17:17:07,923 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 [2018-06-25 17:17:08,131 INFO ]: Using library mode [2018-06-25 17:17:08,132 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 05:17:08 BoogieIcfgContainer [2018-06-25 17:17:08,132 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 17:17:08,133 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 17:17:08,133 INFO ]: Initializing TraceAbstraction... [2018-06-25 17:17:08,138 INFO ]: TraceAbstraction initialized [2018-06-25 17:17:08,138 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 05:17:07" (1/3) ... [2018-06-25 17:17:08,139 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac761b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 05:17:08, skipping insertion in model container [2018-06-25 17:17:08,139 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 05:17:07" (2/3) ... [2018-06-25 17:17:08,139 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac761b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 05:17:08, skipping insertion in model container [2018-06-25 17:17:08,139 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 05:17:08" (3/3) ... [2018-06-25 17:17:08,142 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 17:17:08,152 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 17:17:08,161 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 17:17:08,217 INFO ]: Using default assertion order modulation [2018-06-25 17:17:08,218 INFO ]: Interprodecural is true [2018-06-25 17:17:08,218 INFO ]: Hoare is false [2018-06-25 17:17:08,218 INFO ]: Compute interpolants for FPandBP [2018-06-25 17:17:08,218 INFO ]: Backedges is TWOTRACK [2018-06-25 17:17:08,218 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 17:17:08,218 INFO ]: Difference is false [2018-06-25 17:17:08,218 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 17:17:08,218 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 17:17:08,235 INFO ]: Start isEmpty. Operand 10 states. [2018-06-25 17:17:08,267 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-25 17:17:08,267 INFO ]: Found error trace [2018-06-25 17:17:08,268 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:17:08,269 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:17:08,282 INFO ]: Analyzing trace with hash 1285054476, now seen corresponding path program 1 times [2018-06-25 17:17:08,284 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:17:08,285 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:17:08,352 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:17:08,359 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:17:08,359 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:17:08,442 INFO ]: Conjunction of SSA is unsat [2018-06-25 17:17:08,557 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 17:17:08,566 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 17:17:08,566 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-25 17:17:08,568 INFO ]: Interpolant automaton has 3 states [2018-06-25 17:17:08,584 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-25 17:17:08,585 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 17:17:08,588 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-25 17:17:08,672 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 17:17:08,672 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-25 17:17:08,674 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-25 17:17:08,676 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-25 17:17:08,676 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 17:17:08,684 INFO ]: With dead ends: 9 [2018-06-25 17:17:08,685 INFO ]: Without dead ends: 9 [2018-06-25 17:17:08,699 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-25 17:17:08,735 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-25 17:17:08,754 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-25 17:17:08,755 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-25 17:17:08,755 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-25 17:17:08,757 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-25 17:17:08,757 INFO ]: Finished accepts. word is rejected. [2018-06-25 17:17:08,757 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-25 17:17:08,757 INFO ]: Interpolant automaton has 3 states. [2018-06-25 17:17:08,757 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-25 17:17:08,757 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-25 17:17:08,757 INFO ]: Found error trace [2018-06-25 17:17:08,757 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 17:17:08,757 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 17:17:08,758 INFO ]: Analyzing trace with hash 1180100628, now seen corresponding path program 1 times [2018-06-25 17:17:08,758 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 17:17:08,758 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 17:17:08,759 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:17:08,759 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 17:17:08,759 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 17:17:08,798 INFO ]: Conjunction of SSA is sat [2018-06-25 17:17:08,799 INFO ]: Counterexample might be feasible [2018-06-25 17:17:08,821 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 05:17:08 BoogieIcfgContainer [2018-06-25 17:17:08,821 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 17:17:08,822 INFO ]: Toolchain (without parser) took 1040.31 ms. Allocated memory is still 315.1 MB. Free memory was 270.5 MB in the beginning and 240.2 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 3.6 GB. [2018-06-25 17:17:08,824 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 315.1 MB. Free memory is still 280.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 17:17:08,824 INFO ]: ChcToBoogie took 62.36 ms. Allocated memory is still 315.1 MB. Free memory was 270.5 MB in the beginning and 268.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 17:17:08,825 INFO ]: Boogie Preprocessor took 51.70 ms. Allocated memory is still 315.1 MB. Free memory was 268.5 MB in the beginning and 266.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 17:17:08,826 INFO ]: RCFGBuilder took 229.28 ms. Allocated memory is still 315.1 MB. Free memory was 266.4 MB in the beginning and 258.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. [2018-06-25 17:17:08,826 INFO ]: TraceAbstraction took 688.15 ms. Allocated memory is still 315.1 MB. Free memory was 257.5 MB in the beginning and 240.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 3.6 GB. [2018-06-25 17:17:08,830 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 315.1 MB. Free memory is still 280.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 62.36 ms. Allocated memory is still 315.1 MB. Free memory was 270.5 MB in the beginning and 268.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 51.70 ms. Allocated memory is still 315.1 MB. Free memory was 268.5 MB in the beginning and 266.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 229.28 ms. Allocated memory is still 315.1 MB. Free memory was 266.4 MB in the beginning and 258.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 688.15 ms. Allocated memory is still 315.1 MB. Free memory was 257.5 MB in the beginning and 240.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call gotoProc(0, false, false, false, false, false, false, false, false); [L0] gotoSwitch := gotoSwitch_in; [L0] assume !hbv_False_1_Bool; [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool := hbv_False_2_Bool, hbv_False_3_Bool, hbv_False_4_Bool, hbv_False_5_Bool, hbv_False_6_Bool, hbv_False_7_Bool, hbv_False_1_Bool, hbv_False_8_Bool; [L0] havoc hbv_False_6_Bool, hbv_False_4_Bool, hbv_False_2_Bool, hbv_False_1_Bool, hbv_False_7_Bool, hbv_False_3_Bool, hbv_False_5_Bool, hbv_False_8_Bool; [L0] assume (((((((((!((hhv_state_2_Bool || hhv_state_5_Bool) && (!hhv_state_5_Bool || !hhv_state_2_Bool)) && !((!hbv_state_7_Bool || !hbv_state_1_Bool) && (hbv_state_7_Bool || hbv_state_1_Bool))) && !((!hbv_state_3_Bool || !hbv_state_6_Bool) && (hbv_state_6_Bool || hbv_state_3_Bool))) && !((hhv_state_3_Bool || hhv_state_0_Bool) && (!hhv_state_0_Bool || !hhv_state_3_Bool))) && !((!hbv_state_3_Bool || !hhv_state_2_Bool) && (hhv_state_2_Bool || hbv_state_3_Bool))) && !((hhv_state_4_Bool || hhv_state_1_Bool) && (!hhv_state_1_Bool || !hhv_state_4_Bool))) && !((hhv_state_6_Bool || (((!hhv_state_5_Bool || !hhv_state_4_Bool) || !hhv_state_3_Bool) && (((hhv_state_5_Bool && hhv_state_3_Bool) && hhv_state_4_Bool) || ((!hhv_state_4_Bool && hhv_state_5_Bool) && !hhv_state_3_Bool)))) && (((((!hhv_state_5_Bool || !hhv_state_4_Bool) || !hhv_state_3_Bool) && ((!hhv_state_5_Bool || hhv_state_4_Bool) || hhv_state_3_Bool)) || !hhv_state_6_Bool) || ((hhv_state_5_Bool && hhv_state_3_Bool) && hhv_state_4_Bool)))) && !((hbv_state_5_Bool || hbv_state_2_Bool) && (!hbv_state_5_Bool || !hbv_state_2_Bool))) && !((!hhv_state_1_Bool || !hbv_state_2_Bool) && (hbv_state_2_Bool || hhv_state_1_Bool))) && !((hhv_state_0_Bool || hbv_state_1_Bool) && (!hhv_state_0_Bool || !hbv_state_1_Bool))) && !(((!hbv_state_4_Bool || (((!hbv_state_2_Bool || hbv_state_3_Bool) || hbv_state_1_Bool) && ((!hbv_state_3_Bool || !hbv_state_2_Bool) || !hbv_state_1_Bool))) || ((hbv_state_2_Bool && hbv_state_3_Bool) && hbv_state_1_Bool)) && ((((!hbv_state_3_Bool || !hbv_state_2_Bool) || !hbv_state_1_Bool) && (((hbv_state_2_Bool && hbv_state_3_Bool) && hbv_state_1_Bool) || ((!hbv_state_3_Bool && hbv_state_2_Bool) && !hbv_state_1_Bool))) || hbv_state_4_Bool)); [L0] hhv_state_0_Bool, hhv_state_1_Bool, hhv_state_2_Bool, hhv_state_3_Bool, hhv_state_4_Bool, hhv_state_5_Bool, hhv_state_6_Bool, hhv_state_7_Bool := hbv_state_6_Bool, hbv_state_7_Bool, hbv_state_5_Bool, hbv_state_3_Bool, hbv_state_1_Bool, hbv_state_2_Bool, hbv_state_4_Bool, hbv_state_8_Bool; [L0] havoc hbv_state_7_Bool, hbv_state_1_Bool, hbv_state_5_Bool, hbv_state_8_Bool, hbv_state_4_Bool, hbv_state_2_Bool, hbv_state_6_Bool, hbv_state_3_Bool; [L0] assume (((((!hhv_state_1_Bool && !((!hhv_state_1_Bool || !hhv_state_4_Bool) && (hhv_state_1_Bool || hhv_state_4_Bool))) && !((!hhv_state_3_Bool || !hhv_state_0_Bool) && (hhv_state_0_Bool || hhv_state_3_Bool))) && !!hhv_state_2_Bool) && !hhv_state_0_Bool) && !(((!hhv_state_6_Bool || (((!hhv_state_5_Bool || hhv_state_3_Bool) || hhv_state_4_Bool) && ((!hhv_state_3_Bool || !hhv_state_5_Bool) || !hhv_state_4_Bool))) || ((hhv_state_5_Bool && hhv_state_3_Bool) && hhv_state_4_Bool)) && ((((!hhv_state_3_Bool || !hhv_state_5_Bool) || !hhv_state_4_Bool) && (((hhv_state_5_Bool && hhv_state_3_Bool) && hhv_state_4_Bool) || ((!hhv_state_3_Bool && hhv_state_5_Bool) && !hhv_state_4_Bool))) || hhv_state_6_Bool))) && !((hhv_state_2_Bool || hhv_state_5_Bool) && (!hhv_state_2_Bool || !hhv_state_5_Bool)); [L0] RET call gotoProc(0, false, false, false, false, false, false, false, false); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7 SDtfs, 0 SDslu, 5 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 54 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 proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stalmark_e8_48.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_17-17-08-842.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/stalmark_e8_48.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_17-17-08-842.csv Received shutdown request...