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/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:52:58,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:52:58,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:52:58,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:52:58,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:52:58,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:52:58,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:52:58,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:52:58,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:52:58,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:52:58,829 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:52:58,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:52:58,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:52:58,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:52:58,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:52:58,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:52:58,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:52:58,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:52:58,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:52:58,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:52:58,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:52:58,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:52:58,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:52:58,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:52:58,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:52:58,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:52:58,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:52:58,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:52:58,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:52:58,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:52:58,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:52:58,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:52:58,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:52:58,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:52:58,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:52:58,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:52:58,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:52:58,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:52:58,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:52:58,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:52:58,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:52:58,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:52:58,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:52:58,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:52:58,898 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:52:58,898 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:52:58,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_8.bpl [2019-08-05 11:52:58,899 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_8.bpl' [2019-08-05 11:52:58,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:52:58,940 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:52:58,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:52:58,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:52:58,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:52:58,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (1/1) ... [2019-08-05 11:52:58,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:52:58,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:52:58,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:52:58,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:52:58,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:52:58" (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 11:52:59,054 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:52:59,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:52:59,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:52:59,375 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:52:59,376 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:52:59,377 INFO L202 PluginConnector]: Adding new model array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:52:59 BoogieIcfgContainer [2019-08-05 11:52:59,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:52:59,378 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:52:59,378 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:52:59,379 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:52:59,381 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "array3_false-valid-deref.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:52:59" (1/1) ... [2019-08-05 11:52:59,393 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:52:59,396 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:52:59,408 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:52:59,416 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:52:59,418 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:53:00,028 WARN L188 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2019-08-05 11:53:00,434 WARN L188 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-05 11:53:01,432 WARN L188 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-08-05 11:53:02,048 WARN L188 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2019-08-05 11:53:02,220 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2019-08-05 11:53:02,221 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:53:02,221 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:53:02,225 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_~#A~0.base| |ULTIMATE.start_read~int_#ptr.base|) (<= 0 (+ |ULTIMATE.start_write~int_#value| 2147483648)) (<= |ULTIMATE.start_write~int_#value| 2147483647) (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|)) (not (<= 0 |ULTIMATE.start_read~int_#ptr.offset|)) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (exists ((v_ULTIMATE.start_main_~i~0_11 Int)) (and (= (+ |ULTIMATE.start_write~int_#ptr.offset| 4) (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 v_ULTIMATE.start_main_~i~0_11))) (< v_ULTIMATE.start_main_~i~0_11 1025) (not (< v_ULTIMATE.start_main_~i~0_11 1024)))) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (= |ULTIMATE.start_main_~#A~0.base| |ULTIMATE.start_write~int_#ptr.base|) (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_read~int_#ptr.offset| (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 ULTIMATE.start_main_~i~0))) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)) [2019-08-05 11:53:02,232 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:53:02,235 INFO L168 Benchmark]: Toolchain (without parser) took 3295.00 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 109.6 MB in the beginning and 177.9 MB in the end (delta: -68.3 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:02,236 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:53:02,237 INFO L168 Benchmark]: Boogie Preprocessor took 43.60 ms. Allocated memory is still 140.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:02,238 INFO L168 Benchmark]: RCFGBuilder took 392.95 ms. Allocated memory is still 140.5 MB. Free memory was 107.5 MB in the beginning and 96.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:02,239 INFO L168 Benchmark]: Symbolic Interpretation took 2855.09 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 96.2 MB in the beginning and 177.9 MB in the end (delta: -81.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:02,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 84]: 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 0.21 ms. Allocated memory is still 140.5 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.60 ms. Allocated memory is still 140.5 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 392.95 ms. Allocated memory is still 140.5 MB. Free memory was 107.5 MB in the beginning and 96.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2855.09 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 96.2 MB in the beginning and 177.9 MB in the end (delta: -81.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...