java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.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/cav12/token_ring.8.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 00:27:05,501 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 00:27:05,503 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 00:27:05,513 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 00:27:05,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 00:27:05,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 00:27:05,515 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 00:27:05,517 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 00:27:05,519 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 00:27:05,519 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 00:27:05,520 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 00:27:05,520 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 00:27:05,521 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 00:27:05,522 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 00:27:05,523 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 00:27:05,524 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 00:27:05,525 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 00:27:05,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 00:27:05,529 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 00:27:05,530 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 00:27:05,531 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 00:27:05,533 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-25 00:27:05,538 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 00:27:05,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 00:27:05,539 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 00:27:05,539 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 00:27:05,540 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 00:27:05,540 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 00:27:05,541 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 00:27:05,554 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 00:27:05,555 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 00:27:05,555 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 00:27:05,555 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 00:27:05,556 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 00:27:05,556 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 00:27:05,556 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 00:27:05,557 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 00:27:05,557 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 00:27:05,557 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 00:27:05,557 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 00:27:05,558 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 00:27:05,558 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 00:27:05,558 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 00:27:05,558 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 00:27:05,558 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 00:27:05,559 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 00:27:05,559 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 00:27:05,559 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 00:27:05,559 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 00:27:05,559 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 00:27:05,561 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 00:27:05,561 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 00:27:05,603 INFO ]: Repository-Root is: /tmp [2018-06-25 00:27:05,618 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 00:27:05,622 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 00:27:05,623 INFO ]: Initializing SmtParser... [2018-06-25 00:27:05,623 INFO ]: SmtParser initialized [2018-06-25 00:27:05,624 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.8.smt2 [2018-06-25 00:27:05,625 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 00:27:05,716 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.8.smt2 unknown [2018-06-25 00:27:08,960 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.8.smt2 [2018-06-25 00:27:08,964 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 00:27:08,969 INFO ]: Walking toolchain with 5 elements. [2018-06-25 00:27:08,970 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 00:27:08,970 INFO ]: Initializing ChcToBoogie... [2018-06-25 00:27:08,970 INFO ]: ChcToBoogie initialized [2018-06-25 00:27:08,973 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 12:27:08" (1/1) ... [2018-06-25 00:27:09,090 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09 Unit [2018-06-25 00:27:09,090 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 00:27:09,090 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 00:27:09,090 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 00:27:09,090 INFO ]: Boogie Preprocessor initialized [2018-06-25 00:27:09,112 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,112 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,157 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,157 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,200 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,201 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,222 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... [2018-06-25 00:27:09,248 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 00:27:09,248 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 00:27:09,248 INFO ]: Initializing RCFGBuilder... [2018-06-25 00:27:09,248 INFO ]: RCFGBuilder initialized [2018-06-25 00:27:09,249 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:27:09" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 00:27:09,263 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 00:27:09,263 INFO ]: Found specification of procedure gotoProc [2018-06-25 00:27:09,263 INFO ]: Found implementation of procedure gotoProc [2018-06-25 00:27:09,263 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 00:27:09,263 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 00:27:09,263 INFO ]: Found implementation of procedure Ultimate.START [2018-06-25 00:27:12,544 INFO ]: Using library mode [2018-06-25 00:27:12,544 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:27:12 BoogieIcfgContainer [2018-06-25 00:27:12,544 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 00:27:12,545 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-25 00:27:12,545 INFO ]: Initializing BlockEncodingV2... [2018-06-25 00:27:12,549 INFO ]: BlockEncodingV2 initialized [2018-06-25 00:27:12,550 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:27:12" (1/1) ... [2018-06-25 00:27:12,645 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-25 00:27:12,647 INFO ]: Using Remove infeasible edges [2018-06-25 00:27:12,647 INFO ]: Using Maximize final states [2018-06-25 00:27:12,648 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-25 00:27:12,649 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-25 00:27:12,651 INFO ]: Using Remove sink states [2018-06-25 00:27:12,651 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-25 00:27:12,651 INFO ]: Using Use SBE [2018-06-25 00:27:12,664 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 00:27:17,767 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-25 00:27:24,909 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-25 00:27:24,981 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-25 00:27:31,082 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-25 00:27:31,160 WARN ]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2018-06-25 00:27:37,238 INFO ]: Simplified to disjunction of 7776 conjuctions. [2018-06-25 00:27:37,354 WARN ]: Simplifying disjunction of 15552 conjuctions. This might take some time... [2018-06-25 00:28:20,657 INFO ]: Simplified to disjunction of 15552 conjuctions. [2018-06-25 00:28:20,885 WARN ]: Simplifying disjunction of 23328 conjuctions. This might take some time... Received shutdown request... [2018-06-25 00:28:24,009 INFO ]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.blockencoding. Reason: Timeout or Toolchain cancelled by user [2018-06-25 00:28:24,010 INFO ]: Toolchain (without parser) took 75045.55 ms. Allocated memory was 425.2 MB in the beginning and 831.5 MB in the end (delta: 406.3 MB). Free memory was 241.8 MB in the beginning and 224.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 424.1 MB. Max. memory is 3.6 GB. [2018-06-25 00:28:24,011 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 302.5 MB. Free memory is still 267.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 00:28:24,013 INFO ]: ChcToBoogie took 120.03 ms. Allocated memory is still 425.2 MB. Free memory was 241.8 MB in the beginning and 233.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 3.6 GB. [2018-06-25 00:28:24,013 INFO ]: Boogie Preprocessor took 157.50 ms. Allocated memory is still 425.2 MB. Free memory was 233.1 MB in the beginning and 224.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 3.6 GB. [2018-06-25 00:28:24,013 INFO ]: RCFGBuilder took 3295.99 ms. Allocated memory was 425.2 MB in the beginning and 587.2 MB in the end (delta: 162.0 MB). Free memory was 224.5 MB in the beginning and 148.9 MB in the end (delta: 75.5 MB). Peak memory consumption was 237.5 MB. Max. memory is 3.6 GB. [2018-06-25 00:28:24,014 INFO ]: BlockEncodingV2 took 71464.79 ms. Allocated memory was 587.2 MB in the beginning and 831.5 MB in the end (delta: 244.3 MB). Free memory was 148.9 MB in the beginning and 224.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 169.3 MB. Max. memory is 3.6 GB. [2018-06-25 00:28:24,016 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 10 locations, 10 edges - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.blockencoding) Toolchain cancelled while DnfTransformerHelper was XNF transformer was simplifying 23328 conjuctions. . * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 302.5 MB. Free memory is still 267.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 120.03 ms. Allocated memory is still 425.2 MB. Free memory was 241.8 MB in the beginning and 233.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 157.50 ms. Allocated memory is still 425.2 MB. Free memory was 233.1 MB in the beginning and 224.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 3.6 GB. * RCFGBuilder took 3295.99 ms. Allocated memory was 425.2 MB in the beginning and 587.2 MB in the end (delta: 162.0 MB). Free memory was 224.5 MB in the beginning and 148.9 MB in the end (delta: 75.5 MB). Peak memory consumption was 237.5 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 71464.79 ms. Allocated memory was 587.2 MB in the beginning and 831.5 MB in the end (delta: 244.3 MB). Free memory was 148.9 MB in the beginning and 224.0 MB in the end (delta: -75.0 MB). Peak memory consumption was 169.3 MB. Max. memory is 3.6 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/token_ring.8.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-25_00-28-24-031.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/token_ring.8.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-25_00-28-24-031.csv Completed graceful shutdown