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/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:17:14,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:17:14,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:17:14,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:17:14,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:17:14,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:17:14,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:17:14,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:17:14,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:17:14,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:17:14,658 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:17:14,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:17:14,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:17:14,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:17:14,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:17:14,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:17:14,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:17:14,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:17:14,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:17:14,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:17:14,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:17:14,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:17:14,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:17:14,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:17:14,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:17:14,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:17:14,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:17:14,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:17:14,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:17:14,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:17:14,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:17:14,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:17:14,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:17:14,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:17:14,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:17:14,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:17:14,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:17:14,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:17:14,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:17:14,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:17:14,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:17:14,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:17:14,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:17:14,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:17:14,728 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:17:14,728 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:17:14,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl [2019-08-09 14:17:14,729 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl' [2019-08-09 14:17:14,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:17:14,819 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:17:14,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:17:14,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:17:14,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:17:14,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (1/1) ... [2019-08-09 14:17:14,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:17:14,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:17:14,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:17:14,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:17:14,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:17:14" (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 14:17:15,028 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:17:15,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:17:15,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:17:15,541 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:17:15,541 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:17:15,543 INFO L202 PluginConnector]: Adding new model sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:15 BoogieIcfgContainer [2019-08-09 14:17:15,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:17:15,544 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:17:15,544 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:17:15,545 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:17:15,546 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-buckets_true-unreach-call_true-valid-memsafety.i_35.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:17:15" (1/1) ... [2019-08-09 14:17:22,647 WARN L188 SmtUtils]: Spent 6.77 s on a formula simplification. DAG size of input: 220 DAG size of output: 172 [2019-08-09 14:17:25,883 WARN L188 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-09 14:17:27,770 WARN L188 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 168 [2019-08-09 14:17:28,636 WARN L188 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-08-09 14:17:29,150 WARN L188 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-08-09 14:17:29,227 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:30,396 WARN L188 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 218 DAG size of output: 189 [2019-08-09 14:17:31,600 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-09 14:17:37,738 WARN L188 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 311 DAG size of output: 247 [2019-08-09 14:17:39,492 WARN L188 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 241 [2019-08-09 14:17:39,543 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:17:39,550 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:17:39,553 INFO L168 Benchmark]: Toolchain (without parser) took 24733.48 ms. Allocated memory was 132.1 MB in the beginning and 330.3 MB in the end (delta: 198.2 MB). Free memory was 107.3 MB in the beginning and 68.3 MB in the end (delta: 39.0 MB). Peak memory consumption was 239.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:39,554 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-09 14:17:39,555 INFO L168 Benchmark]: Boogie Preprocessor took 109.88 ms. Allocated memory is still 132.1 MB. Free memory was 107.3 MB in the beginning and 104.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:39,555 INFO L168 Benchmark]: RCFGBuilder took 613.44 ms. Allocated memory is still 132.1 MB. Free memory was 104.4 MB in the beginning and 79.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:39,557 INFO L168 Benchmark]: Symbolic Interpretation took 24006.22 ms. Allocated memory was 132.1 MB in the beginning and 330.3 MB in the end (delta: 198.2 MB). Free memory was 79.2 MB in the beginning and 68.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 210.9 MB. Max. memory is 7.1 GB. [2019-08-09 14:17:39,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 277]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 28#(and (= (+ ULTIMATE.start_main_~bcki~0.offset 4) |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (not (= 1 (select |#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|))) (or (not (= ULTIMATE.start_main_~bcki~0.base 0)) (not (= 0 ULTIMATE.start_main_~bcki~0.offset))) (= ULTIMATE.start_main_~bcki~0.base |ULTIMATE.start_read~$Pointer$_#ptr.base|) (= 4 |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_main_#t~malloc1.offset| 0) (= ULTIMATE.start_main_~itr~0.base 0) (= |ULTIMATE.start_write~int_#value| 2) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= ULTIMATE.start_main_~itr~0.offset 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= ULTIMATE.start_main_~item~0.offset 0) (= |#NULL.offset| 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 12)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_main_#t~malloc1.offset| 0) (= ULTIMATE.start_main_~itr~0.base 0) (= ULTIMATE.start_ULTIMATE.dealloc_~addr.offset 0) (= |ULTIMATE.start_write~int_#value| 2) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= ULTIMATE.start_main_~item~0.base 0) (= ULTIMATE.start_main_~bucket~0.offset 0) (= ULTIMATE.start_main_~itr~0.offset 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_main_#t~malloc0.offset| 0) (= ULTIMATE.start_main_~item~0.offset 0) (= |#NULL.offset| 0) (= ULTIMATE.start_main_~bucket~0.base 0) (= |ULTIMATE.start_#Ultimate.alloc_~size| 12)))). 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 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.88 ms. Allocated memory is still 132.1 MB. Free memory was 107.3 MB in the beginning and 104.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 613.44 ms. Allocated memory is still 132.1 MB. Free memory was 104.4 MB in the beginning and 79.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 24006.22 ms. Allocated memory was 132.1 MB in the beginning and 330.3 MB in the end (delta: 198.2 MB). Free memory was 79.2 MB in the beginning and 68.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 210.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...