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/toy/InvariantSynthesis/DynamicUnsatCoresHelpful01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:55,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:55,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:55,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:55,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:55,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:55,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:55,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:55,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:55,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:55,972 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:55,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:55,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:55,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:55,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:55,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:55,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:55,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:55,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:55,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:55,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:55,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:55,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:55,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:55,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:55,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:55,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:55,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:55,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:55,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:55,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:55,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:55,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:55,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:55,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:55,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:55,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:56,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:56,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:56,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:56,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:56,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:56,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:56,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:56,051 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:56,051 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:56,052 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSynthesis/DynamicUnsatCoresHelpful01.bpl [2019-08-06 16:55:56,052 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/InvariantSynthesis/DynamicUnsatCoresHelpful01.bpl' [2019-08-06 16:55:56,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:56,086 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:56,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:56,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:56,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:56,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:56,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:56,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:56,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:56,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:56" (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 [2019-08-06 16:55:56,203 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:55:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:55:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:55:56,509 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:56,509 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-06 16:55:56,510 INFO L202 PluginConnector]: Adding new model DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:56 BoogieIcfgContainer [2019-08-06 16:55:56,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:56,511 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:56,511 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:56,512 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:56,513 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "DynamicUnsatCoresHelpful01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:56" (1/1) ... [2019-08-06 16:55:56,525 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:56,528 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:56,534 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:55:56,542 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:56,544 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:55:56,692 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:56,692 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:56,696 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 32#(and (or (not (<= (+ x y) 42)) (and (not (= 1 c)) (not (= 1 a)))) (exists ((v_a_9 Int) (v_c_11 Int)) (and (or (and (= 0 v_a_9) (= v_c_11 1)) (and (= 1 v_a_9) (= v_c_11 0))) (or (and (not (= v_c_11 0)) (= 1 a) (= c 0)) (and (= a 0) (= 1 c) (= v_c_11 0)))))) [2019-08-06 16:55:56,697 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:56,705 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:56,714 INFO L168 Benchmark]: Toolchain (without parser) took 621.87 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 90.3 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:56,721 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:56,723 INFO L168 Benchmark]: Boogie Preprocessor took 44.01 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:56,728 INFO L168 Benchmark]: RCFGBuilder took 379.74 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 95.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:56,729 INFO L168 Benchmark]: Symbolic Interpretation took 194.61 ms. Allocated memory is still 140.0 MB. Free memory was 95.6 MB in the beginning and 90.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:56,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 32]: 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 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 109.5 MB in the beginning and 109.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.01 ms. Allocated memory is still 140.0 MB. Free memory was 108.3 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 379.74 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 95.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 194.61 ms. Allocated memory is still 140.0 MB. Free memory was 95.6 MB in the beginning and 90.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...