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/ctigar/NetBSD_loop.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 01:19:43,260 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 01:19:43,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 01:19:43,281 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 01:19:43,281 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 01:19:43,282 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 01:19:43,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 01:19:43,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 01:19:43,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 01:19:43,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 01:19:43,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 01:19:43,288 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 01:19:43,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 01:19:43,290 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 01:19:43,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 01:19:43,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 01:19:43,296 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 01:19:43,298 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 01:19:43,309 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 01:19:43,310 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 01:19:43,311 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 01:19:43,313 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 01:19:43,314 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 01:19:43,314 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 01:19:43,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 01:19:43,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 01:19:43,316 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 01:19:43,317 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 01:19:43,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 01:19:43,318 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 01:19:43,319 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 01:19:43,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 01:19:43,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 01:19:43,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 01:19:43,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 01:19:43,321 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 01:19:43,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 01:19:43,336 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 01:19:43,336 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 01:19:43,336 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 01:19:43,337 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 01:19:43,337 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 01:19:43,337 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 01:19:43,338 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 01:19:43,338 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 01:19:43,338 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 01:19:43,338 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 01:19:43,338 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 01:19:43,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 01:19:43,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 01:19:43,339 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 01:19:43,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 01:19:43,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 01:19:43,340 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 01:19:43,340 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 01:19:43,340 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 01:19:43,340 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 01:19:43,341 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 01:19:43,341 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 01:19:43,381 INFO ]: Repository-Root is: /tmp [2018-06-25 01:19:43,392 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 01:19:43,398 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 01:19:43,400 INFO ]: Initializing SmtParser... [2018-06-25 01:19:43,400 INFO ]: SmtParser initialized [2018-06-25 01:19:43,400 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/NetBSD_loop.c.smt2 [2018-06-25 01:19:43,402 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 01:19:43,489 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/NetBSD_loop.c.smt2 unknown [2018-06-25 01:19:43,769 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/NetBSD_loop.c.smt2 [2018-06-25 01:19:43,774 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 01:19:43,780 INFO ]: Walking toolchain with 5 elements. [2018-06-25 01:19:43,780 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 01:19:43,780 INFO ]: Initializing ChcToBoogie... [2018-06-25 01:19:43,780 INFO ]: ChcToBoogie initialized [2018-06-25 01:19:43,783 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,834 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43 Unit [2018-06-25 01:19:43,834 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 01:19:43,835 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 01:19:43,835 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 01:19:43,835 INFO ]: Boogie Preprocessor initialized [2018-06-25 01:19:43,855 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,855 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,862 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,862 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,875 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,876 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,878 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (1/1) ... [2018-06-25 01:19:43,889 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 01:19:43,889 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 01:19:43,889 INFO ]: Initializing RCFGBuilder... [2018-06-25 01:19:43,889 INFO ]: RCFGBuilder initialized [2018-06-25 01:19:43,890 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 01:19:43" (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 01:19:43,906 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 01:19:43,906 INFO ]: Found specification of procedure gotoProc [2018-06-25 01:19:43,906 INFO ]: Found implementation of procedure gotoProc [2018-06-25 01:19:43,906 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 01:19:43,906 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 01:19:43,906 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 01:19:44,127 INFO ]: Using library mode [2018-06-25 01:19:44,128 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 01:19:44 BoogieIcfgContainer [2018-06-25 01:19:44,128 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 01:19:44,128 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-25 01:19:44,128 INFO ]: Initializing BlockEncodingV2... [2018-06-25 01:19:44,135 INFO ]: BlockEncodingV2 initialized [2018-06-25 01:19:44,136 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 01:19:44" (1/1) ... [2018-06-25 01:19:44,152 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-25 01:19:44,154 INFO ]: Using Remove infeasible edges [2018-06-25 01:19:44,155 INFO ]: Using Maximize final states [2018-06-25 01:19:44,155 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-25 01:19:44,155 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-25 01:19:44,158 INFO ]: Using Remove sink states [2018-06-25 01:19:44,159 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-25 01:19:44,159 INFO ]: Using Use SBE [2018-06-25 01:19:44,163 WARN ]: expecting exponential blowup for input size 6 [2018-06-25 01:19:44,227 WARN ]: expecting exponential blowup for input size 27 [2018-06-25 01:20:21,255 WARN ]: Simplifying disjunction of 1504000 conjuctions. This might take some time... Received shutdown request... [2018-06-25 01:20:40,439 INFO ]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.blockencoding. Reason: Timeout or Toolchain cancelled by user [2018-06-25 01:20:40,440 INFO ]: Toolchain (without parser) took 56665.51 ms. Allocated memory was 308.8 MB in the beginning and 3.0 GB in the end (delta: 2.7 GB). Free memory was 261.2 MB in the beginning and 1.1 GB in the end (delta: -858.6 MB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-25 01:20:40,441 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 01:20:40,443 INFO ]: ChcToBoogie took 54.25 ms. Allocated memory is still 308.8 MB. Free memory was 261.2 MB in the beginning and 257.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-25 01:20:40,443 INFO ]: Boogie Preprocessor took 54.19 ms. Allocated memory is still 308.8 MB. Free memory is still 257.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 01:20:40,444 INFO ]: RCFGBuilder took 238.62 ms. Allocated memory is still 308.8 MB. Free memory was 257.2 MB in the beginning and 245.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. [2018-06-25 01:20:40,444 INFO ]: BlockEncodingV2 took 56310.94 ms. Allocated memory was 308.8 MB in the beginning and 3.0 GB in the end (delta: 2.7 GB). Free memory was 245.2 MB in the beginning and 1.1 GB in the end (delta: -874.6 MB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-25 01:20:40,449 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 1504000 conjuctions. . * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 54.25 ms. Allocated memory is still 308.8 MB. Free memory was 261.2 MB in the beginning and 257.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 54.19 ms. Allocated memory is still 308.8 MB. Free memory is still 257.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * RCFGBuilder took 238.62 ms. Allocated memory is still 308.8 MB. Free memory was 257.2 MB in the beginning and 245.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 56310.94 ms. Allocated memory was 308.8 MB in the beginning and 3.0 GB in the end (delta: 2.7 GB). Free memory was 245.2 MB in the beginning and 1.1 GB in the end (delta: -874.6 MB). Peak memory consumption was 2.6 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/NetBSD_loop.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-25_01-20-40-471.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/NetBSD_loop.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-25_01-20-40-471.csv Completed graceful shutdown