java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/sally-chc-benchmarks/misc/wbs_simple_7_7.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 02:52:02,522 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 02:52:02,524 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 02:52:02,536 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 02:52:02,536 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 02:52:02,537 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 02:52:02,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 02:52:02,540 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 02:52:02,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 02:52:02,543 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 02:52:02,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 02:52:02,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 02:52:02,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 02:52:02,546 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 02:52:02,546 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 02:52:02,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 02:52:02,549 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 02:52:02,551 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 02:52:02,552 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 02:52:02,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 02:52:02,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 02:52:02,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 02:52:02,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 02:52:02,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 02:52:02,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 02:52:02,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 02:52:02,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 02:52:02,561 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 02:52:02,562 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 02:52:02,562 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 02:52:02,563 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 02:52:02,564 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 02:52:02,564 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 02:52:02,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 02:52:02,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 02:52:02,566 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 02:52:02,579 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 02:52:02,579 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 02:52:02,580 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 02:52:02,580 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 02:52:02,581 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 02:52:02,581 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 02:52:02,581 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 02:52:02,581 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 02:52:02,582 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 02:52:02,582 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 02:52:02,582 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 02:52:02,582 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 02:52:02,582 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 02:52:02,582 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 02:52:02,583 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 02:52:02,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 02:52:02,583 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 02:52:02,584 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 02:52:02,585 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 02:52:02,619 INFO ]: Repository-Root is: /tmp [2018-06-22 02:52:02,635 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 02:52:02,642 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 02:52:02,644 INFO ]: Initializing SmtParser... [2018-06-22 02:52:02,657 INFO ]: SmtParser initialized [2018-06-22 02:52:02,658 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/sally-chc-benchmarks/misc/wbs_simple_7_7.smt2 [2018-06-22 02:52:02,659 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 [2018-06-22 02:52:02,752 INFO ]: Executing SMT file /storage/chc-comp/sally-chc-benchmarks/misc/wbs_simple_7_7.smt2 Unexpected Exception: java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf [2018-06-22 02:52:03,000 INFO ]: Failed while executing SMT file /storage/chc-comp/sally-chc-benchmarks/misc/wbs_simple_7_7.smt2 [2018-06-22 02:52:03,000 INFO ]: SMTLIBException java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf (error "java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf") Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown