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/Backtranslation/regression/bpl/Pointer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:46:00,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:46:00,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:46:00,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:46:00,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:46:00,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:46:00,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:46:00,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:46:00,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:46:00,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:46:00,359 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:46:00,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:46:00,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:46:00,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:46:00,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:46:00,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:46:00,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:46:00,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:46:00,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:46:00,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:46:00,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:46:00,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:46:00,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:46:00,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:46:00,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:46:00,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:46:00,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:46:00,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:46:00,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:46:00,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:46:00,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:46:00,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:46:00,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:46:00,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:46:00,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:46:00,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:46:00,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:46:00,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:46:00,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:46:00,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:46:00,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:46:00,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:46:00,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:46:00,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:46:00,463 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:46:00,464 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:46:00,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Pointer.bpl [2019-08-06 16:46:00,466 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Pointer.bpl' [2019-08-06 16:46:00,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:46:00,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:46:00,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:46:00,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:46:00,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:46:00,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:46:00,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:46:00,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:46:00,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:46:00,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:46:00" (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 [2019-08-06 16:46:00,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:46:00,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-06 16:46:00,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-06 16:46:00,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-06 16:46:00,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-06 16:46:00,673 INFO L130 BoogieDeclarations]: Found specification of procedure ~free [2019-08-06 16:46:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-06 16:46:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-06 16:46:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-06 16:46:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure assert_fail [2019-08-06 16:46:00,675 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:46:00,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-06 16:46:00,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-06 16:46:00,963 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-06 16:46:00,964 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:46:00,965 INFO L202 PluginConnector]: Adding new model Pointer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:00 BoogieIcfgContainer [2019-08-06 16:46:00,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:46:00,966 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:46:00,966 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:46:00,966 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:46:00,967 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Pointer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:46:00" (1/1) ... [2019-08-06 16:46:00,979 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:46:00,982 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:46:00,989 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-06 16:46:00,997 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:46:00,999 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-06 16:46:01,087 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-06 16:46:01,107 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:46:01,108 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:46:01,114 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 12#(and (not (select |old(#valid)| |main_~#a~4.base|)) (= (store |old(#memory_int)| |main_~#a~4.base| (store (select |old(#memory_int)| |main_~#a~4.base|) |main_~#a~4.offset| 4)) |#memory_int|) (= 0 |#NULL.base|) (<= (+ |main_~#a~4.offset| 4) (select |#length| |main_~#a~4.base|)) (= main_~p1~4.base |main_~#a~4.base|) (= (store |old(#length)| |main_~#a~4.base| 4) |#length|) (= |#valid| (store |old(#valid)| |main_~#a~4.base| true)) (= 0 |main_~#a~4.offset|) (= main_~p1~4.offset |main_~#a~4.offset|) (not (= 0 |main_~#a~4.base|)) (<= (+ main_~p1~4.offset 4) (select |#length| main_~p1~4.base)) (exists ((|v_#valid_13| (Array Int Bool))) (= (store |v_#valid_13| 0 false) |old(#valid)|)) (select |#valid| |main_~#a~4.base|) (= |#NULL.offset| 0) (= (select (select |#memory_int| main_~p1~4.base) main_~p1~4.offset) 4) (select |#valid| main_~p1~4.base)) [2019-08-06 16:46:01,119 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:46:01,129 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:46:01,132 INFO L168 Benchmark]: Toolchain (without parser) took 599.94 ms. Allocated memory is still 132.1 MB. Free memory was 108.0 MB in the beginning and 88.5 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:01,133 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 132.1 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:46:01,139 INFO L168 Benchmark]: Boogie Preprocessor took 62.12 ms. Allocated memory is still 132.1 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:01,140 INFO L168 Benchmark]: RCFGBuilder took 370.59 ms. Allocated memory is still 132.1 MB. Free memory was 105.8 MB in the beginning and 93.5 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:01,142 INFO L168 Benchmark]: Symbolic Interpretation took 163.74 ms. Allocated memory is still 132.1 MB. Free memory was 93.1 MB in the beginning and 88.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:46:01,148 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 31]: 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 0.27 ms. Allocated memory is still 132.1 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.12 ms. Allocated memory is still 132.1 MB. Free memory was 108.0 MB in the beginning and 105.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 370.59 ms. Allocated memory is still 132.1 MB. Free memory was 105.8 MB in the beginning and 93.5 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 163.74 ms. Allocated memory is still 132.1 MB. Free memory was 93.1 MB in the beginning and 88.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...