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/ex1.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 00:56:56,405 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 00:56:56,408 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 00:56:56,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 00:56:56,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 00:56:56,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 00:56:56,421 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 00:56:56,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 00:56:56,425 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 00:56:56,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 00:56:56,427 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 00:56:56,427 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 00:56:56,428 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 00:56:56,429 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 00:56:56,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 00:56:56,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 00:56:56,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 00:56:56,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 00:56:56,436 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 00:56:56,437 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 00:56:56,447 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 00:56:56,449 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 00:56:56,450 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 00:56:56,450 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 00:56:56,451 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 00:56:56,452 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 00:56:56,453 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 00:56:56,457 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 00:56:56,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 00:56:56,459 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 00:56:56,460 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 00:56:56,461 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 00:56:56,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 00:56:56,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 00:56:56,462 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 00:56:56,463 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 00:56:56,494 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 00:56:56,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 00:56:56,495 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 00:56:56,495 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 00:56:56,496 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 00:56:56,496 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 00:56:56,497 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 00:56:56,500 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 00:56:56,501 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 00:56:56,501 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 00:56:56,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 00:56:56,501 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 00:56:56,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 00:56:56,502 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 00:56:56,502 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 00:56:56,502 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 00:56:56,502 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 00:56:56,502 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 00:56:56,503 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 00:56:56,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 00:56:56,503 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 00:56:56,505 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 00:56:56,505 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 00:56:56,552 INFO ]: Repository-Root is: /tmp [2018-06-25 00:56:56,570 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 00:56:56,578 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 00:56:56,580 INFO ]: Initializing SmtParser... [2018-06-25 00:56:56,580 INFO ]: SmtParser initialized [2018-06-25 00:56:56,580 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex1.c.smt2 [2018-06-25 00:56:56,582 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 00:56:56,671 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex1.c.smt2 unknown [2018-06-25 00:56:56,899 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/ex1.c.smt2 [2018-06-25 00:56:56,904 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 00:56:56,910 INFO ]: Walking toolchain with 5 elements. [2018-06-25 00:56:56,910 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 00:56:56,911 INFO ]: Initializing ChcToBoogie... [2018-06-25 00:56:56,911 INFO ]: ChcToBoogie initialized [2018-06-25 00:56:56,914 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,963 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56 Unit [2018-06-25 00:56:56,963 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 00:56:56,964 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 00:56:56,964 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 00:56:56,964 INFO ]: Boogie Preprocessor initialized [2018-06-25 00:56:56,981 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,981 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,987 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,987 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,992 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,993 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,994 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (1/1) ... [2018-06-25 00:56:56,996 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 00:56:56,997 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 00:56:56,997 INFO ]: Initializing RCFGBuilder... [2018-06-25 00:56:56,997 INFO ]: RCFGBuilder initialized [2018-06-25 00:56:56,998 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 12:56:56" (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 00:56:57,025 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 00:56:57,025 INFO ]: Found specification of procedure gotoProc [2018-06-25 00:56:57,025 INFO ]: Found implementation of procedure gotoProc [2018-06-25 00:56:57,025 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 00:56:57,025 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 00:56:57,025 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 00:56:57,269 INFO ]: Using library mode [2018-06-25 00:56:57,269 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:56:57 BoogieIcfgContainer [2018-06-25 00:56:57,269 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 00:56:57,270 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-25 00:56:57,270 INFO ]: Initializing BlockEncodingV2... [2018-06-25 00:56:57,280 INFO ]: BlockEncodingV2 initialized [2018-06-25 00:56:57,280 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 12:56:57" (1/1) ... [2018-06-25 00:56:57,301 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-25 00:56:57,303 INFO ]: Using Remove infeasible edges [2018-06-25 00:56:57,303 INFO ]: Using Maximize final states [2018-06-25 00:56:57,309 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-25 00:56:57,309 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-25 00:56:57,311 INFO ]: Using Remove sink states [2018-06-25 00:56:57,312 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-25 00:56:57,312 INFO ]: Using Use SBE [2018-06-25 00:56:57,329 WARN ]: expecting exponential blowup for input size 25 [2018-06-25 00:57:30,745 WARN ]: Simplifying disjunction of 1403744 conjuctions. This might take some time... Received shutdown request... [2018-06-25 00:57:58,125 INFO ]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.blockencoding. Reason: Timeout or Toolchain cancelled by user [2018-06-25 00:57:58,127 INFO ]: Toolchain (without parser) took 61222.24 ms. Allocated memory was 308.3 MB in the beginning and 2.7 GB in the end (delta: 2.4 GB). Free memory was 261.7 MB in the beginning and 1.1 GB in the end (delta: -798.5 MB). Peak memory consumption was 2.2 GB. Max. memory is 3.6 GB. [2018-06-25 00:57:58,128 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 273.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 00:57:58,128 INFO ]: ChcToBoogie took 52.97 ms. Allocated memory is still 308.3 MB. Free memory was 260.7 MB in the beginning and 258.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 00:57:58,129 INFO ]: Boogie Preprocessor took 32.27 ms. Allocated memory is still 308.3 MB. Free memory was 258.7 MB in the beginning and 257.7 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. [2018-06-25 00:57:58,129 INFO ]: RCFGBuilder took 272.54 ms. Allocated memory is still 308.3 MB. Free memory was 257.7 MB in the beginning and 247.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 3.6 GB. [2018-06-25 00:57:58,130 INFO ]: BlockEncodingV2 took 60856.31 ms. Allocated memory was 308.3 MB in the beginning and 2.7 GB in the end (delta: 2.4 GB). Free memory was 247.6 MB in the beginning and 1.1 GB in the end (delta: -812.5 MB). Peak memory consumption was 2.2 GB. Max. memory is 3.6 GB. [2018-06-25 00:57:58,134 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 1403744 conjuctions. . * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 308.3 MB. Free memory is still 273.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 52.97 ms. Allocated memory is still 308.3 MB. Free memory was 260.7 MB in the beginning and 258.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 32.27 ms. Allocated memory is still 308.3 MB. Free memory was 258.7 MB in the beginning and 257.7 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 3.6 GB. * RCFGBuilder took 272.54 ms. Allocated memory is still 308.3 MB. Free memory was 257.7 MB in the beginning and 247.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 60856.31 ms. Allocated memory was 308.3 MB in the beginning and 2.7 GB in the end (delta: 2.4 GB). Free memory was 247.6 MB in the beginning and 1.1 GB in the end (delta: -812.5 MB). Peak memory consumption was 2.2 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/ex1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-25_00-57-58-147.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ex1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-25_00-57-58-147.csv Completed graceful shutdown