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_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:15:30,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:15:30,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:15:30,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:15:30,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:15:30,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:15:30,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:15:30,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:15:30,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:15:30,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:15:30,785 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:15:30,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:15:30,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:15:30,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:15:30,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:15:30,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:15:30,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:15:30,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:15:30,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:15:30,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:15:30,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:15:30,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:15:30,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:15:30,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:15:30,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:15:30,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:15:30,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:15:30,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:15:30,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:15:30,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:15:30,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:15:30,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:15:30,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:15:30,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:15:30,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:15:30,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:15:30,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:15:30,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:15:30,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:15:30,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:15:30,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:15:30,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:15:30,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:15:30,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:15:30,908 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:15:30,909 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:15:30,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_6.bpl [2019-08-09 14:15:30,910 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_6.bpl' [2019-08-09 14:15:30,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:15:30,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:15:30,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:15:30,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:15:30,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:15:30,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:30,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:30,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:30,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:31,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:31,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:31,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (1/1) ... [2019-08-09 14:15:31,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:15:31,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:15:31,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:15:31,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:15:31,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:15:30" (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 [2019-08-09 14:15:31,104 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:15:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:15:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:15:31,340 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:15:31,341 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:15:31,342 INFO L202 PluginConnector]: Adding new model array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:31 BoogieIcfgContainer [2019-08-09 14:15:31,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:15:31,343 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:15:31,343 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:15:31,343 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:15:31,344 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:15:31" (1/1) ... [2019-08-09 14:15:31,593 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2019-08-09 14:15:32,180 WARN L188 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 65 [2019-08-09 14:15:32,219 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:15:32,227 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:15:32,231 INFO L168 Benchmark]: Toolchain (without parser) took 1275.94 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 107.1 MB in the beginning and 114.1 MB in the end (delta: -7.0 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:32,232 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:15:32,234 INFO L168 Benchmark]: Boogie Preprocessor took 63.38 ms. Allocated memory is still 132.1 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:32,236 INFO L168 Benchmark]: RCFGBuilder took 324.77 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 93.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:32,238 INFO L168 Benchmark]: Symbolic Interpretation took 884.62 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 93.8 MB in the beginning and 114.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:15:32,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 77]: 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. Predicate is 27#(and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~nondet1| |ULTIMATE.start_write~int_#value|) (= (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 ULTIMATE.start_main_~i~0)) |ULTIMATE.start_write~int_#ptr.offset|) (or (not (<= 0 |ULTIMATE.start_write~int_#ptr.offset|)) (not (<= (+ |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_#t~nondet1| 2147483647) (= (select |#valid| |ULTIMATE.start_write~int_#ptr.base|) 1) (<= 0 (+ |ULTIMATE.start_main_#t~nondet1| 2147483648)) (< ULTIMATE.start_main_~i~0 1024) (= |ULTIMATE.start_write~int_old_#memory_int| |#memory_int|)). 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 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.38 ms. Allocated memory is still 132.1 MB. Free memory was 107.1 MB in the beginning and 104.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 324.77 ms. Allocated memory is still 132.1 MB. Free memory was 104.9 MB in the beginning and 93.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 884.62 ms. Allocated memory was 132.1 MB in the beginning and 172.5 MB in the end (delta: 40.4 MB). Free memory was 93.8 MB in the beginning and 114.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...