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-b8c145f [2019-08-05 11:53:11,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:53:11,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:53:11,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:53:11,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:53:11,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:53:11,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:53:11,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:53:11,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:53:11,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:53:11,465 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:53:11,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:53:11,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:53:11,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:53:11,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:53:11,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:53:11,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:53:11,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:53:11,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:53:11,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:53:11,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:53:11,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:53:11,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:53:11,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:53:11,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:53:11,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:53:11,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:53:11,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:53:11,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:53:11,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:53:11,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:53:11,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:53:11,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:53:11,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:53:11,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:53:11,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:53:11,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:53:11,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:53:11,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:53:11,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:53:11,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:53:11,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:53:11,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:53:11,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:53:11,556 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:53:11,556 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:53:11,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_6.bpl [2019-08-05 11:53:11,559 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/array3_false-valid-deref.i_6.bpl' [2019-08-05 11:53:11,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:53:11,617 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:53:11,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:53:11,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:53:11,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:53:11,643 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,645 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,657 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,657 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,662 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,664 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,666 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:11,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:53:11,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:53:11,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:53:11,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:53:11,671 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 05.08 11:53:11" (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 11:53:11,738 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:53:11,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:53:11,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:53:11,983 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:53:11,984 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:53:11,989 INFO L202 PluginConnector]: Adding new model array3_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:53:11 BoogieIcfgContainer [2019-08-05 11:53:11,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:53:11,990 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:53:11,990 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:53:11,993 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:53:11,999 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 05.08 11:53:11" (1/1) ... [2019-08-05 11:53:12,016 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:53:12,027 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:53:12,046 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:53:12,054 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:53:12,056 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:53:12,607 WARN L188 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2019-08-05 11:53:13,033 WARN L188 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-05 11:53:13,949 WARN L188 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-08-05 11:53:14,498 WARN L188 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2019-08-05 11:53:14,820 WARN L188 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2019-08-05 11:53:14,964 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-08-05 11:53:14,965 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:53:14,965 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:53:14,968 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 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)) (select |#length| |ULTIMATE.start_main_~#A~0.base|)) (<= 4 (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 ULTIMATE.start_main_~i~0))) (exists ((|v_ULTIMATE.start_write~int_old_#memory_int_4| (Array Int (Array Int Int))) (|v_ULTIMATE.start_write~int_#value_4| Int)) (and (= |#memory_int| (store |v_ULTIMATE.start_write~int_old_#memory_int_4| |ULTIMATE.start_main_~#A~0.base| (store (select |v_ULTIMATE.start_write~int_old_#memory_int_4| |ULTIMATE.start_main_~#A~0.base|) (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 ULTIMATE.start_main_~i~0) (- 4)) |v_ULTIMATE.start_write~int_#value_4|))) (<= |v_ULTIMATE.start_write~int_#value_4| 2147483647) (<= 0 (+ |v_ULTIMATE.start_write~int_#value_4| 2147483648)))) (<= 0 (+ |ULTIMATE.start_main_#t~nondet1| 2147483648)) (= |ULTIMATE.start_write~int_old_#memory_int| |#memory_int|) (= 1 (select |#valid| |ULTIMATE.start_main_~#A~0.base|)) (= (+ |ULTIMATE.start_main_~#A~0.offset| (* 4 ULTIMATE.start_main_~i~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) (< ULTIMATE.start_main_~i~0 1024)) [2019-08-05 11:53:14,976 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:53:14,979 INFO L168 Benchmark]: Toolchain (without parser) took 3361.41 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 111.5 MB in the beginning and 177.8 MB in the end (delta: -66.3 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:14,980 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.31 ms. Allocated memory is still 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:53:14,981 INFO L168 Benchmark]: Boogie Preprocessor took 50.98 ms. Allocated memory is still 134.2 MB. Free memory was 111.5 MB in the beginning and 109.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:14,983 INFO L168 Benchmark]: RCFGBuilder took 320.33 ms. Allocated memory is still 134.2 MB. Free memory was 109.2 MB in the beginning and 98.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:14,984 INFO L168 Benchmark]: Symbolic Interpretation took 2986.82 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 98.2 MB in the beginning and 177.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:53:14,988 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.31 ms. Allocated memory is still 134.2 MB. Free memory was 113.0 MB in the beginning and 112.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.98 ms. Allocated memory is still 134.2 MB. Free memory was 111.5 MB in the beginning and 109.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 320.33 ms. Allocated memory is still 134.2 MB. Free memory was 109.2 MB in the beginning and 98.2 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2986.82 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 98.2 MB in the beginning and 177.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...