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/alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:22,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:22,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:22,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:22,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:22,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:22,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:22,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:22,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:22,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:22,486 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:22,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:22,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:22,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:22,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:22,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:22,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:22,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:22,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:22,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:22,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:22,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:22,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:22,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:22,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:22,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:22,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:22,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:22,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:22,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:22,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:22,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:22,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:22,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:22,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:22,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:22,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:22,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:22,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:22,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:22,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:22,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:22,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:22,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:22,571 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:22,573 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:22,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl [2019-08-09 14:16:22,574 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl' [2019-08-09 14:16:22,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:22,657 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:22,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:22,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:22,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:22,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (1/1) ... [2019-08-09 14:16:22,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:22,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:22,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:22,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:22,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:22" (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 14:16:22,795 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:23,261 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:23,262 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:23,263 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:23 BoogieIcfgContainer [2019-08-09 14:16:23,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:23,264 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:23,264 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:23,265 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:23,266 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "alternating_list_true-unreach-call_true-valid-memsafety.i_43.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:23" (1/1) ... [2019-08-09 14:16:23,401 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:23,631 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2019-08-09 14:16:23,717 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:24,392 WARN L188 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 118 [2019-08-09 14:16:24,534 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:16:27,921 WARN L188 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 201 DAG size of output: 159 [2019-08-09 14:16:28,794 WARN L188 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-08-09 14:16:29,476 WARN L188 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-08-09 14:16:30,142 WARN L188 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-08-09 14:16:30,793 WARN L188 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-08-09 14:16:30,850 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:30,865 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:30,868 INFO L168 Benchmark]: Toolchain (without parser) took 8210.27 ms. Allocated memory was 130.0 MB in the beginning and 332.4 MB in the end (delta: 202.4 MB). Free memory was 105.6 MB in the beginning and 148.4 MB in the end (delta: -42.8 MB). Peak memory consumption was 175.5 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:30,869 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 130.0 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:30,870 INFO L168 Benchmark]: Boogie Preprocessor took 67.64 ms. Allocated memory is still 130.0 MB. Free memory was 105.6 MB in the beginning and 103.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:30,871 INFO L168 Benchmark]: RCFGBuilder took 537.85 ms. Allocated memory is still 130.0 MB. Free memory was 103.0 MB in the beginning and 78.2 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:30,872 INFO L168 Benchmark]: Symbolic Interpretation took 7601.46 ms. Allocated memory was 130.0 MB in the beginning and 332.4 MB in the end (delta: 202.4 MB). Free memory was 78.2 MB in the beginning and 148.4 MB in the end (delta: -70.2 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:30,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 242]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 40#(and (= |ULTIMATE.start_read~int_#ptr.offset| ULTIMATE.start_main_~p~0.offset) (or (= 0 ULTIMATE.start_main_~p~0.base) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_main_~p~0.base) 1)) (<= (+ |ULTIMATE.start_read~int_#sizeOfReadType| |ULTIMATE.start_read~int_#ptr.offset|) (select |#length| |ULTIMATE.start_read~int_#ptr.base|)) (or (and (<= (+ |ULTIMATE.start_read~$Pointer$_#value.offset| 4) (select |#length| |ULTIMATE.start_read~$Pointer$_#value.base|)) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0))) (= ULTIMATE.start_main_~flag~0 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.base|) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_read~$Pointer$_#value.base|)) (= |ULTIMATE.start_read~$Pointer$_#ptr.base| ULTIMATE.start_main_~a~0.base) (<= 0 |ULTIMATE.start_read~$Pointer$_#value.offset|) (= (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) ULTIMATE.start_main_~a~0.offset) 1) (<= 0 |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (= |ULTIMATE.start_read~$Pointer$_#ptr.offset| (+ ULTIMATE.start_main_~a~0.offset 4)) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_main_~a~0.base) 1) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (<= (+ ULTIMATE.start_main_~a~0.offset 4) (select |#length| ULTIMATE.start_main_~a~0.base)) (<= 0 ULTIMATE.start_main_~a~0.offset) (= |#memory_$Pointer$.offset| |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset|) (= (store |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset|))) |#memory_$Pointer$.offset|) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (= |#memory_$Pointer$.base| (store |ULTIMATE.start_write~int_old_#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset|)))) (= |ULTIMATE.start_write~int_#value| 3) (not (= (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) ULTIMATE.start_main_~a~0.offset) 3)) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_read~$Pointer$_#ptr.base|) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) |ULTIMATE.start_read~$Pointer$_#value.offset|) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (<= (+ |ULTIMATE.start_read~$Pointer$_#ptr.offset| |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (select |#length| |ULTIMATE.start_read~$Pointer$_#ptr.base|)) (= 4 |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (= 3 (select (select |#memory_int| |ULTIMATE.start_read~$Pointer$_#value.base|) |ULTIMATE.start_read~$Pointer$_#value.offset|)) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_write~int_#ptr.base|)) (= |#memory_$Pointer$.base| |ULTIMATE.start_write~int_old_#memory_$Pointer$.base|)) (and (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (<= (+ ULTIMATE.start_main_~a~0.offset 4) (select |#length| ULTIMATE.start_main_~a~0.base)) (= |#memory_$Pointer$.offset| |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset|) (<= 0 ULTIMATE.start_main_~a~0.offset) (= (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) ULTIMATE.start_main_~a~0.offset) 3) (= (store |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset|))) |#memory_$Pointer$.offset|) (= (store |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_int| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| |ULTIMATE.start_write~int_#value|)) |#memory_int|) (= |#memory_$Pointer$.base| (store |ULTIMATE.start_write~int_old_#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base| (store (select |ULTIMATE.start_write~int_old_#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_write~int_#ptr.base|) |ULTIMATE.start_write~int_#ptr.offset|)))) (= |ULTIMATE.start_write~int_#value| 3) (<= (+ |ULTIMATE.start_write~int_#sizeOfWrittenType| |ULTIMATE.start_write~int_#ptr.offset|) (select |#length| |ULTIMATE.start_write~int_#ptr.base|)) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_read~$Pointer$_#sizeOfReadType| 4) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_#res.offset| 0))) (= ULTIMATE.start_main_~flag~0 1) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| ULTIMATE.start_main_~a~0.base) 1) (= 1 (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_write~int_#ptr.base|)) (= |#memory_$Pointer$.base| |ULTIMATE.start_write~int_old_#memory_$Pointer$.base|) (<= 0 |ULTIMATE.start_write~int_#ptr.offset|))) (= |ULTIMATE.start_read~int_#value| 3) (= 0 ULTIMATE.start_main_~p~0.offset) (= |#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_read~int_#ptr.base|) |ULTIMATE.start_read~int_#ptr.offset|)) (= |ULTIMATE.start_main_#res| 0) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.base ULTIMATE.start_main_~p~0.base) (= (select |ULTIMATE.start_ULTIMATE.dealloc_old_#valid| |ULTIMATE.start_read~int_#ptr.base|) 1) (= |ULTIMATE.start_read~int_#ptr.base| ULTIMATE.start_main_~p~0.base) (<= 0 |ULTIMATE.start_read~int_#ptr.offset|) (= |ULTIMATE.start_read~int_#sizeOfReadType| 4) (= ULTIMATE.start_main_~a~0.offset ULTIMATE.start_main_~p~0.offset) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset ULTIMATE.start_main_~p~0.offset) (= ULTIMATE.start_main_~a~0.base ULTIMATE.start_main_~p~0.base) (not (= |ULTIMATE.start_main_old_#valid| |#valid|))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 130.0 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.64 ms. Allocated memory is still 130.0 MB. Free memory was 105.6 MB in the beginning and 103.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 537.85 ms. Allocated memory is still 130.0 MB. Free memory was 103.0 MB in the beginning and 78.2 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7601.46 ms. Allocated memory was 130.0 MB in the beginning and 332.4 MB in the end (delta: 202.4 MB). Free memory was 78.2 MB in the beginning and 148.4 MB in the end (delta: -70.2 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...