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/test-bitfields-2.1_false-valid-free.i_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:37,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:37,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:37,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:37,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:37,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:37,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:37,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:37,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:37,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:37,567 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:37,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:37,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:37,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:37,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:37,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:37,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:37,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:37,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:37,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:37,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:37,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:37,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:37,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:37,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:37,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:37,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:37,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:37,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:37,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:37,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:37,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:37,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:37,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:37,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:37,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:37,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:37,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:37,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:37,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:37,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:37,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:37,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:37,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:37,637 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:37,637 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:37,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/test-bitfields-2.1_false-valid-free.i_19.bpl [2019-08-09 14:17:37,638 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/test-bitfields-2.1_false-valid-free.i_19.bpl' [2019-08-09 14:17:37,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:37,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:37,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:37,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:37,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:37,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (1/1) ... [2019-08-09 14:17:37,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:37,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:37,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:37,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:37,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:37" (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 14:17:37,843 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:38,154 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:38,154 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:38,156 INFO L202 PluginConnector]: Adding new model test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:38 BoogieIcfgContainer [2019-08-09 14:17:38,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:38,157 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:38,157 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:38,157 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:38,158 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "test-bitfields-2.1_false-valid-free.i_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:38" (1/1) ... [2019-08-09 14:17:39,524 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 152 DAG size of output: 123 [2019-08-09 14:17:40,515 WARN L188 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2019-08-09 14:17:41,038 WARN L188 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-09 14:17:41,144 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:17:41,150 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:41,152 INFO L168 Benchmark]: Toolchain (without parser) took 3452.39 ms. Allocated memory was 131.6 MB in the beginning and 194.5 MB in the end (delta: 62.9 MB). Free memory was 107.2 MB in the beginning and 136.5 MB in the end (delta: -29.3 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:41,153 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:41,154 INFO L168 Benchmark]: Boogie Preprocessor took 73.67 ms. Allocated memory is still 131.6 MB. Free memory was 107.2 MB in the beginning and 104.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:41,155 INFO L168 Benchmark]: RCFGBuilder took 382.04 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 85.7 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:41,157 INFO L168 Benchmark]: Symbolic Interpretation took 2993.40 ms. Allocated memory was 131.6 MB in the beginning and 194.5 MB in the end (delta: 62.9 MB). Free memory was 85.5 MB in the beginning and 136.5 MB in the end (delta: -51.0 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:41,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 224]: 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 23#(and (<= (+ ULTIMATE.start_main_~p~0.offset 1) (select |#length| ULTIMATE.start_main_~p~0.base)) (= |ULTIMATE.start_read~int_#ptr.offset| (+ ULTIMATE.start_main_~p~0.offset 2)) (not (< |ULTIMATE.start_#Ultimate.C_memcpy_#t~loopctr7| |ULTIMATE.start_#Ultimate.C_memcpy_size|)) (not (= 1 (select |#valid| |ULTIMATE.start_read~int_#ptr.base|))) (or (= 0 ULTIMATE.start_main_~p~0.base) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_main_~p~0.base) 1)) (= |ULTIMATE.start_#Ultimate.C_memcpy_#res.base| |ULTIMATE.start_#Ultimate.C_memcpy_dest.base|) (= (mod (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) ULTIMATE.start_main_~p~0.offset) 256) 1) (= 0 ULTIMATE.start_main_~p~0.offset) (<= 0 (+ ULTIMATE.start_main_~p~0.offset 1)) (= |#valid| (store |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_ULTIMATE.dealloc_~addr.base 0)) (= |ULTIMATE.start_read~int_#value| (select (select |#memory_int| ULTIMATE.start_main_~p~0.base) (+ ULTIMATE.start_main_~p~0.offset 1))) (<= (+ ULTIMATE.start_main_~p~0.offset 2) (select |#length| ULTIMATE.start_main_~p~0.base)) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base ULTIMATE.start_main_~p~0.base) (= |ULTIMATE.start_read~int_#ptr.base| ULTIMATE.start_main_~p~0.base) (not (= 2 (mod |ULTIMATE.start_read~int_#value| 256))) (<= 0 ULTIMATE.start_main_~p~0.offset) (= |ULTIMATE.start_#Ultimate.C_memcpy_dest.offset| |ULTIMATE.start_#Ultimate.C_memcpy_#res.offset|) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset ULTIMATE.start_main_~p~0.offset) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_main_~p~0.base) 1) (= |ULTIMATE.start_read~int_#sizeOfReadType| 1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.67 ms. Allocated memory is still 131.6 MB. Free memory was 107.2 MB in the beginning and 104.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 382.04 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 85.7 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2993.40 ms. Allocated memory was 131.6 MB in the beginning and 194.5 MB in the end (delta: 62.9 MB). Free memory was 85.5 MB in the beginning and 136.5 MB in the end (delta: -51.0 MB). Peak memory consumption was 74.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...