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/conc/fib_bench_safe_v2.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 00:39:55,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 00:39:55,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 00:39:55,450 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 00:39:55,450 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 00:39:55,451 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 00:39:55,452 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 00:39:55,454 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 00:39:55,455 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 00:39:55,456 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 00:39:55,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 00:39:55,457 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 00:39:55,457 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 00:39:55,458 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 00:39:55,459 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 00:39:55,460 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 00:39:55,462 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 00:39:55,464 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 00:39:55,465 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 00:39:55,466 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 00:39:55,467 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 00:39:55,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 00:39:55,470 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 00:39:55,470 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 00:39:55,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 00:39:55,472 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 00:39:55,473 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 00:39:55,474 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 00:39:55,475 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 00:39:55,475 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 00:39:55,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 00:39:55,476 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 00:39:55,477 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 00:39:55,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 00:39:55,478 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 00:39:55,478 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 00:39:55,492 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 00:39:55,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 00:39:55,492 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 00:39:55,493 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 00:39:55,494 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 00:39:55,494 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 00:39:55,494 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 00:39:55,494 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 00:39:55,495 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 00:39:55,495 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 00:39:55,495 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 00:39:55,496 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 00:39:55,496 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 00:39:55,496 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 00:39:55,496 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 00:39:55,496 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 00:39:55,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 00:39:55,497 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 00:39:55,497 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 00:39:55,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 00:39:55,497 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 00:39:55,499 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 00:39:55,499 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 00:39:55,546 INFO ]: Repository-Root is: /tmp [2018-06-25 00:39:55,559 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 00:39:55,562 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 00:39:55,564 INFO ]: Initializing SmtParser... [2018-06-25 00:39:55,564 INFO ]: SmtParser initialized [2018-06-25 00:39:55,564 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 [2018-06-25 00:39:55,566 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 00:39:55,659 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 unknown [2018-06-25 00:39:55,901 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/conc/fib_bench_safe_v2.smt2 [2018-06-25 00:39:55,907 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 00:39:55,913 INFO ]: Walking toolchain with 5 elements. [2018-06-25 00:39:55,913 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 00:39:55,913 INFO ]: Initializing ChcToBoogie... [2018-06-25 00:39:55,913 INFO ]: ChcToBoogie initialized [2018-06-25 00:39:55,917 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,967 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55 Unit [2018-06-25 00:39:55,967 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 00:39:55,968 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 00:39:55,968 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 00:39:55,968 INFO ]: Boogie Preprocessor initialized [2018-06-25 00:39:55,989 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,989 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,994 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,995 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,998 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:55,999 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:56,001 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (1/1) ... [2018-06-25 00:39:56,002 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 00:39:56,003 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 00:39:56,003 INFO ]: Initializing RCFGBuilder... [2018-06-25 00:39:56,003 INFO ]: RCFGBuilder initialized [2018-06-25 00:39:56,011 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:39:55" (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 00:39:56,023 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 00:39:56,023 INFO ]: Found specification of procedure gotoProc [2018-06-25 00:39:56,023 INFO ]: Found implementation of procedure gotoProc [2018-06-25 00:39:56,024 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 00:39:56,024 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 00:39:56,024 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 00:39:56,173 INFO ]: Using library mode [2018-06-25 00:39:56,174 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:39:56 BoogieIcfgContainer [2018-06-25 00:39:56,174 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 00:39:56,174 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-25 00:39:56,174 INFO ]: Initializing BlockEncodingV2... [2018-06-25 00:39:56,175 INFO ]: BlockEncodingV2 initialized [2018-06-25 00:39:56,176 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:39:56" (1/1) ... [2018-06-25 00:39:56,192 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-25 00:39:56,193 INFO ]: Using Remove infeasible edges [2018-06-25 00:39:56,194 INFO ]: Using Maximize final states [2018-06-25 00:39:56,194 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-25 00:39:56,194 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-25 00:39:56,196 INFO ]: Using Remove sink states [2018-06-25 00:39:56,197 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-25 00:39:56,200 INFO ]: Using Use SBE [2018-06-25 00:39:56,229 WARN ]: expecting exponential blowup for input size 19 [2018-06-25 00:40:06,565 WARN ]: Simplifying disjunction of 687872 conjuctions. This might take some time... Received shutdown request... [2018-06-25 00:41:09,312 INFO ]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.blockencoding. Reason: Timeout or Toolchain cancelled by user [2018-06-25 00:41:09,314 INFO ]: Toolchain (without parser) took 73406.63 ms. Allocated memory was 307.2 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 262.6 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.6 GB. Max. memory is 3.6 GB. [2018-06-25 00:41:09,316 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 00:41:09,316 INFO ]: ChcToBoogie took 54.53 ms. Allocated memory is still 307.2 MB. Free memory was 261.6 MB in the beginning and 259.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 00:41:09,317 INFO ]: Boogie Preprocessor took 34.20 ms. Allocated memory is still 307.2 MB. Free memory was 259.6 MB in the beginning and 258.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. [2018-06-25 00:41:09,317 INFO ]: RCFGBuilder took 170.85 ms. Allocated memory is still 307.2 MB. Free memory was 258.6 MB in the beginning and 249.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. [2018-06-25 00:41:09,318 INFO ]: BlockEncodingV2 took 73138.96 ms. Allocated memory was 307.2 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 249.6 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.6 GB. Max. memory is 3.6 GB. [2018-06-25 00:41:09,321 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 687872 conjuctions. . * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 54.53 ms. Allocated memory is still 307.2 MB. Free memory was 261.6 MB in the beginning and 259.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 34.20 ms. Allocated memory is still 307.2 MB. Free memory was 259.6 MB in the beginning and 258.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 170.85 ms. Allocated memory is still 307.2 MB. Free memory was 258.6 MB in the beginning and 249.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 73138.96 ms. Allocated memory was 307.2 MB in the beginning and 2.2 GB in the end (delta: 1.9 GB). Free memory was 249.6 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.6 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/fib_bench_safe_v2.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-25_00-41-09-340.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/fib_bench_safe_v2.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-25_00-41-09-340.csv Completed graceful shutdown