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.4.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 20:59:36,154 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 20:59:36,156 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 20:59:36,167 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 20:59:36,168 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 20:59:36,169 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 20:59:36,170 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 20:59:36,175 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 20:59:36,177 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 20:59:36,178 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 20:59:36,179 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 20:59:36,179 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 20:59:36,182 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 20:59:36,183 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 20:59:36,184 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 20:59:36,185 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 20:59:36,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 20:59:36,190 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 20:59:36,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 20:59:36,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 20:59:36,206 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 20:59:36,207 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 20:59:36,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 20:59:36,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 20:59:36,213 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 20:59:36,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 20:59:36,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 20:59:36,215 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 20:59:36,219 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 20:59:36,220 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 20:59:36,220 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 20:59:36,220 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 20:59:36,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 20:59:36,221 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 20:59:36,221 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 20:59:36,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 20:59:36,222 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 20:59:36,241 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 20:59:36,242 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 20:59:36,242 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 20:59:36,242 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 20:59:36,243 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 20:59:36,243 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 20:59:36,243 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 20:59:36,243 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 20:59:36,248 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 20:59:36,248 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 20:59:36,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 20:59:36,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 20:59:36,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 20:59:36,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 20:59:36,249 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 20:59:36,250 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 20:59:36,252 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 20:59:36,252 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 20:59:36,300 INFO ]: Repository-Root is: /tmp [2018-06-26 20:59:36,315 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 20:59:36,320 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 20:59:36,321 INFO ]: Initializing SmtParser... [2018-06-26 20:59:36,321 INFO ]: SmtParser initialized [2018-06-26 20:59:36,322 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.4.smt2 [2018-06-26 20:59:36,323 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 [2018-06-26 20:59:36,409 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.4.smt2 unknown [2018-06-26 20:59:37,969 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/cav12/token_ring.4.smt2 [2018-06-26 20:59:37,973 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 20:59:37,980 INFO ]: Walking toolchain with 5 elements. [2018-06-26 20:59:37,980 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 20:59:37,980 INFO ]: Initializing ChcToBoogie... [2018-06-26 20:59:37,980 INFO ]: ChcToBoogie initialized [2018-06-26 20:59:37,984 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 08:59:37" (1/1) ... [2018-06-26 20:59:38,079 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38 Unit [2018-06-26 20:59:38,079 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 20:59:38,080 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 20:59:38,080 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 20:59:38,080 INFO ]: Boogie Preprocessor initialized [2018-06-26 20:59:38,100 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,100 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,132 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,132 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,164 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,166 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,172 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (1/1) ... [2018-06-26 20:59:38,181 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 20:59:38,182 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 20:59:38,182 INFO ]: Initializing RCFGBuilder... [2018-06-26 20:59:38,182 INFO ]: RCFGBuilder initialized [2018-06-26 20:59:38,183 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 08:59:38" (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 [2018-06-26 20:59:38,206 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 20:59:38,206 INFO ]: Found specification of procedure gotoProc [2018-06-26 20:59:38,207 INFO ]: Found implementation of procedure gotoProc [2018-06-26 20:59:38,207 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 20:59:38,207 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 20:59:38,207 INFO ]: Found implementation of procedure Ultimate.START [2018-06-26 20:59:39,260 INFO ]: Using library mode [2018-06-26 20:59:39,260 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 08:59:39 BoogieIcfgContainer [2018-06-26 20:59:39,261 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 20:59:39,261 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 20:59:39,261 INFO ]: Initializing BlockEncodingV2... [2018-06-26 20:59:39,262 INFO ]: BlockEncodingV2 initialized [2018-06-26 20:59:39,262 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 08:59:39" (1/1) ... [2018-06-26 20:59:39,289 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-26 20:59:39,290 INFO ]: Using Remove infeasible edges [2018-06-26 20:59:39,291 INFO ]: Using Maximize final states [2018-06-26 20:59:39,291 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 20:59:39,291 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 20:59:39,293 INFO ]: Using Remove sink states [2018-06-26 20:59:39,295 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 20:59:39,295 INFO ]: Using Use SBE Received shutdown request... [2018-06-26 21:00:41,838 INFO ]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.blockencoding. Reason: Timeout or Toolchain cancelled by user [2018-06-26 21:00:41,839 INFO ]: Toolchain (without parser) took 63864.89 ms. Allocated memory was 327.7 MB in the beginning and 2.9 GB in the end (delta: 2.5 GB). Free memory was 214.9 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 3.6 GB. [2018-06-26 21:00:41,840 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 21:00:41,841 INFO ]: ChcToBoogie took 99.39 ms. Allocated memory is still 327.7 MB. Free memory was 214.9 MB in the beginning and 210.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 3.6 GB. [2018-06-26 21:00:41,841 INFO ]: Boogie Preprocessor took 101.59 ms. Allocated memory is still 327.7 MB. Free memory was 210.1 MB in the beginning and 205.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 3.6 GB. [2018-06-26 21:00:41,841 INFO ]: RCFGBuilder took 1078.51 ms. Allocated memory was 327.7 MB in the beginning and 365.4 MB in the end (delta: 37.7 MB). Free memory was 205.3 MB in the beginning and 205.2 MB in the end (delta: 145.3 kB). Peak memory consumption was 39.7 MB. Max. memory is 3.6 GB. [2018-06-26 21:00:41,841 INFO ]: BlockEncodingV2 took 62577.25 ms. Allocated memory was 365.4 MB in the beginning and 2.9 GB in the end (delta: 2.5 GB). Free memory was 205.2 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 3.6 GB. [2018-06-26 21:00:41,843 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 transforming 1 conjuction. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 99.39 ms. Allocated memory is still 327.7 MB. Free memory was 214.9 MB in the beginning and 210.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 101.59 ms. Allocated memory is still 327.7 MB. Free memory was 210.1 MB in the beginning and 205.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 3.6 GB. * RCFGBuilder took 1078.51 ms. Allocated memory was 327.7 MB in the beginning and 365.4 MB in the end (delta: 37.7 MB). Free memory was 205.3 MB in the beginning and 205.2 MB in the end (delta: 145.3 kB). Peak memory consumption was 39.7 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 62577.25 ms. Allocated memory was 365.4 MB in the beginning and 2.9 GB in the end (delta: 2.5 GB). Free memory was 205.2 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. 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.4.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_21-00-41-855.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/token_ring.4.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_21-00-41-855.csv Completed graceful shutdown