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-b8c145f [2019-08-05 11:25:19,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:25:19,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:25:19,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:25:19,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:25:19,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:25:19,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:25:19,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:25:19,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:25:19,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:25:19,633 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:25:19,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:25:19,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:25:19,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:25:19,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:25:19,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:25:19,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:25:19,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:25:19,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:25:19,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:25:19,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:25:19,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:25:19,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:25:19,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:25:19,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:25:19,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:25:19,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:25:19,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:25:19,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:25:19,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:25:19,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:25:19,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:25:19,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:25:19,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:25:19,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:25:19,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:25:19,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:25:19,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:25:19,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:25:19,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:25:19,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:25:19,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:25:19,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:25:19,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:25:19,734 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:25:19,735 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:25:19,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Pointer.bpl [2019-08-05 11:25:19,736 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/Backtranslation/regression/bpl/Pointer.bpl' [2019-08-05 11:25:19,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:25:19,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:25:19,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:25:19,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:25:19,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:25:19,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (1/1) ... [2019-08-05 11:25:19,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:25:19,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:25:19,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:25:19,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:25:19,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Pointer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:25:19" (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 [2019-08-05 11:25:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:25:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-05 11:25:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:25:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-05 11:25:19,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure ~free [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure assert_fail [2019-08-05 11:25:19,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:25:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-05 11:25:19,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:25:20,302 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:25:20,303 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:25:20,304 INFO L202 PluginConnector]: Adding new model Pointer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:20 BoogieIcfgContainer [2019-08-05 11:25:20,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:25:20,305 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:25:20,305 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:25:20,305 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:25:20,307 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Pointer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:25:20" (1/1) ... [2019-08-05 11:25:20,319 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:25:20,324 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:25:20,339 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:25:20,348 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:25:20,350 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:25:20,502 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-08-05 11:25:20,511 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 20 [2019-08-05 11:25:20,862 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-08-05 11:25:20,863 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:25:20,863 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:25:20,866 INFO L178 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_~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|)) (exists ((|v_#valid_13| (Array Int Bool))) (= (store |v_#valid_13| 0 false) |old(#valid)|)) (= |#NULL.offset| 0)) [2019-08-05 11:25:20,876 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:25:20,877 INFO L168 Benchmark]: Toolchain (without parser) took 1091.31 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 80.2 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:20,878 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:25:20,880 INFO L168 Benchmark]: Boogie Preprocessor took 44.39 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:20,881 INFO L168 Benchmark]: RCFGBuilder took 473.08 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 95.6 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:20,882 INFO L168 Benchmark]: Symbolic Interpretation took 570.86 ms. Allocated memory is still 141.0 MB. Free memory was 95.6 MB in the beginning and 80.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:25:20,891 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 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.39 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 473.08 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 95.6 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 570.86 ms. Allocated memory is still 141.0 MB. Free memory was 95.6 MB in the beginning and 80.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...