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-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:16:39,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:16:39,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:16:39,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:16:39,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:16:39,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:16:39,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:16:39,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:16:39,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:16:39,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:16:39,757 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:16:39,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:16:39,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:16:39,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:16:39,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:16:39,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:16:39,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:16:39,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:16:39,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:16:39,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:16:39,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:16:39,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:16:39,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:16:39,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:16:39,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:16:39,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:16:39,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:16:39,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:16:39,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:16:39,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:16:39,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:16:39,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:16:39,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:16:39,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:16:39,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:16:39,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:16:39,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:16:39,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:16:39,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:16:39,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:16:39,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:16:39,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:16:39,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:16:39,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:16:39,874 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:16:39,875 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:16:39,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl [2019-08-09 14:16:39,876 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl' [2019-08-09 14:16:39,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:16:39,929 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:16:39,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:16:39,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:16:39,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:16:39,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:39,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:39,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:39,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:40,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:40,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:40,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (1/1) ... [2019-08-09 14:16:40,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:16:40,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:16:40,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:16:40,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:16:40,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:16:39" (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 14:16:40,090 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-09 14:16:40,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 14:16:40,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 14:16:40,435 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 14:16:40,435 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:16:40,437 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:40 BoogieIcfgContainer [2019-08-09 14:16:40,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:16:40,437 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:16:40,438 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:16:40,438 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:16:40,439 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_25.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:16:40" (1/1) ... [2019-08-09 14:16:41,182 WARN L188 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 88 [2019-08-09 14:16:42,079 WARN L188 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 129 [2019-08-09 14:16:42,421 WARN L188 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-09 14:16:42,723 WARN L188 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-09 14:16:42,962 WARN L188 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-08-09 14:16:47,027 WARN L188 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 201 DAG size of output: 180 [2019-08-09 14:16:48,787 WARN L188 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 177 [2019-08-09 14:16:50,016 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-09 14:16:51,079 WARN L188 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 168 [2019-08-09 14:16:51,953 WARN L188 SmtUtils]: Spent 840.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-08-09 14:16:53,630 WARN L188 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 161 DAG size of output: 155 [2019-08-09 14:16:54,342 WARN L188 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-09 14:16:55,021 WARN L188 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-08-09 14:16:55,413 WARN L188 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2019-08-09 14:16:55,586 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-09 14:16:55,595 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:16:55,602 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:16:55,604 INFO L168 Benchmark]: Toolchain (without parser) took 15675.43 ms. Allocated memory was 132.6 MB in the beginning and 336.1 MB in the end (delta: 203.4 MB). Free memory was 107.2 MB in the beginning and 227.8 MB in the end (delta: -120.6 MB). Peak memory consumption was 247.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:55,605 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:16:55,606 INFO L168 Benchmark]: Boogie Preprocessor took 89.32 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 104.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:55,607 INFO L168 Benchmark]: RCFGBuilder took 417.89 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 88.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:55,608 INFO L168 Benchmark]: Symbolic Interpretation took 15165.12 ms. Allocated memory was 132.6 MB in the beginning and 336.1 MB in the end (delta: 203.4 MB). Free memory was 88.9 MB in the beginning and 227.8 MB in the end (delta: -139.0 MB). Peak memory consumption was 229.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:16:55,612 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 180]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 28#(and (= ULTIMATE.start_main_~x~0.offset |ULTIMATE.start_read~$Pointer$_#ptr.offset|) (or (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= |ULTIMATE.start_write~int_#value| 0) (= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |ULTIMATE.start_write~int_#sizeOfWrittenType| 4) (= |ULTIMATE.start_#Ultimate.alloc_~size| 8) (= |ULTIMATE.start_write~$Pointer$_#value.offset| 0) (= |ULTIMATE.start_write~$Pointer$_#sizeOfWrittenType| 4) (= |ULTIMATE.start_write~$Pointer$_#value.base| 0) (= |ULTIMATE.start_write~int_#value| 0) (= |#NULL.offset| 0))) (= ULTIMATE.start_main_~x~0.base |ULTIMATE.start_read~$Pointer$_#ptr.base|) (= ULTIMATE.start_main_~x~0.base ULTIMATE.start_main_~head~0.base) (not (= 1 (select |#valid| |ULTIMATE.start_read~$Pointer$_#ptr.base|))) (= ULTIMATE.start_main_~x~0.offset ULTIMATE.start_main_~head~0.offset) (= 4 |ULTIMATE.start_read~$Pointer$_#sizeOfReadType|)). 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 132.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.32 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 104.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 417.89 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 88.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15165.12 ms. Allocated memory was 132.6 MB in the beginning and 336.1 MB in the end (delta: 203.4 MB). Free memory was 88.9 MB in the beginning and 227.8 MB in the end (delta: -139.0 MB). Peak memory consumption was 229.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...