java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/recursive/regression/bpl/CTL/enc_einzeiler.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:00,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:00,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:00,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:00,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:00,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:00,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:00,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:00,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:00,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:00,942 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:00,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:00,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:00,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:00,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:00,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:00,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:00,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:00,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:00,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:00,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:00,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:00,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:00,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:00,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:00,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:00,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:00,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:00,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:00,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:00,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:00,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:00,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:00,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:00,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:00,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:00,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:00,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:00,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:00,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:00,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:00,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:01,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:01,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:01,025 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:01,025 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:01,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/CTL/enc_einzeiler.bpl [2019-08-05 18:15:01,028 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/CTL/enc_einzeiler.bpl' [2019-08-05 18:15:01,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:01,087 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:01,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:01,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:01,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:01,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:01,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:01,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:01,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:01,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:01" (1/1) ... No working directory specified, using /storage/repos/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 [2019-08-05 18:15:01,207 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:15:01,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:15:01,207 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:15:01,208 INFO L124 BoogieDeclarations]: Specification and implementation of procedure preturn_T given in one single declaration [2019-08-05 18:15:01,208 INFO L130 BoogieDeclarations]: Found specification of procedure preturn_T [2019-08-05 18:15:01,208 INFO L138 BoogieDeclarations]: Found implementation of procedure preturn_T [2019-08-05 18:15:01,209 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_havoc_main_T given in one single declaration [2019-08-05 18:15:01,209 INFO L130 BoogieDeclarations]: Found specification of procedure enc_havoc_main_T [2019-08-05 18:15:01,209 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_havoc_main_T [2019-08-05 18:15:01,209 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_main_T given in one single declaration [2019-08-05 18:15:01,210 INFO L130 BoogieDeclarations]: Found specification of procedure enc_main_T [2019-08-05 18:15:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_main_T [2019-08-05 18:15:01,210 INFO L124 BoogieDeclarations]: Specification and implementation of procedure preturn_TL given in one single declaration [2019-08-05 18:15:01,210 INFO L130 BoogieDeclarations]: Found specification of procedure preturn_TL [2019-08-05 18:15:01,210 INFO L138 BoogieDeclarations]: Found implementation of procedure preturn_TL [2019-08-05 18:15:01,211 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_havoc_main_TL given in one single declaration [2019-08-05 18:15:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure enc_havoc_main_TL [2019-08-05 18:15:01,211 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_havoc_main_TL [2019-08-05 18:15:01,211 INFO L124 BoogieDeclarations]: Specification and implementation of procedure enc_main_TL given in one single declaration [2019-08-05 18:15:01,211 INFO L130 BoogieDeclarations]: Found specification of procedure enc_main_TL [2019-08-05 18:15:01,212 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_main_TL [2019-08-05 18:15:01,705 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:01,705 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:01,706 INFO L202 PluginConnector]: Adding new model enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:01 BoogieIcfgContainer [2019-08-05 18:15:01,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:01,707 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:01,707 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:01,708 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:01,709 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "enc_einzeiler.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:01" (1/1) ... [2019-08-05 18:15:01,721 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:01,724 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:01,732 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:15:01,740 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:01,742 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:15:01,815 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:01,816 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:01,819 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 30#(and (not main_CookiefyRet) (exists ((v_enc_havoc_main_T_ret_BEFORE_RETURN_1 Bool)) (and (or (and (not v_enc_havoc_main_T_ret_BEFORE_RETURN_1) (not main_CookiefyRet)) (and main_CookiefyRet v_enc_havoc_main_T_ret_BEFORE_RETURN_1)) (or (and (exists ((v_enc_main_T_ret_BEFORE_RETURN_1 Bool)) v_enc_main_T_ret_BEFORE_RETURN_1) v_enc_havoc_main_T_ret_BEFORE_RETURN_1) (and (not v_enc_havoc_main_T_ret_BEFORE_RETURN_1) (exists ((v_enc_main_T_ret_BEFORE_RETURN_1 Bool)) (not v_enc_main_T_ret_BEFORE_RETURN_1)))))) (not main_foo) (exists ((v_enc_havoc_main_T_foo_AFTER_CALL_1 Bool)) (and (or (and (exists ((v_enc_main_T_cookiefy_args_foo_AFTER_CALL_1 Bool)) v_enc_main_T_cookiefy_args_foo_AFTER_CALL_1) v_enc_havoc_main_T_foo_AFTER_CALL_1) (and (exists ((v_enc_main_T_cookiefy_args_foo_AFTER_CALL_1 Bool)) (not v_enc_main_T_cookiefy_args_foo_AFTER_CALL_1)) (not v_enc_havoc_main_T_foo_AFTER_CALL_1))) (or (and (not v_enc_havoc_main_T_foo_AFTER_CALL_1) (not main_foo)) (and main_foo v_enc_havoc_main_T_foo_AFTER_CALL_1))))) [2019-08-05 18:15:01,820 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:01,833 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:01,836 INFO L168 Benchmark]: Toolchain (without parser) took 748.28 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 83.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:01,837 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:15:01,840 INFO L168 Benchmark]: Boogie Preprocessor took 46.14 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 105.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:01,841 INFO L168 Benchmark]: RCFGBuilder took 572.67 ms. Allocated memory is still 131.6 MB. Free memory was 105.4 MB in the beginning and 88.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:01,843 INFO L168 Benchmark]: Symbolic Interpretation took 125.94 ms. Allocated memory is still 131.6 MB. Free memory was 88.9 MB in the beginning and 83.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:01,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 15]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.30 ms. Allocated memory is still 131.6 MB. Free memory is still 108.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.14 ms. Allocated memory is still 131.6 MB. Free memory was 107.5 MB in the beginning and 105.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 572.67 ms. Allocated memory is still 131.6 MB. Free memory was 105.4 MB in the beginning and 88.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 125.94 ms. Allocated memory is still 131.6 MB. Free memory was 88.9 MB in the beginning and 83.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...