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/abstractInterpretation/regression/eq/28_extended_weak_equivalences_for_scoping.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:36,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:36,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:36,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:36,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:36,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:36,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:36,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:36,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:36,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:36,704 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:36,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:36,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:36,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:36,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:36,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:36,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:36,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:36,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:36,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:36,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:36,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:36,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:36,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:36,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:36,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:36,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:36,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:36,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:36,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:36,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:36,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:36,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:36,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:36,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:36,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:36,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:36,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:36,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:36,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:36,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:36,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:36,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:36,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:36,772 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:36,773 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:36,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/28_extended_weak_equivalences_for_scoping.bpl [2019-08-05 12:06:36,774 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/eq/28_extended_weak_equivalences_for_scoping.bpl' [2019-08-05 12:06:36,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:36,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:36,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:36,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:36,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:36,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (1/1) ... [2019-08-05 12:06:36,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:36,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:36,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:36,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:36,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:36" (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 12:06:36,924 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:06:36,925 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:06:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:06:36,925 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:06:36,925 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-05 12:06:36,926 INFO L130 BoogieDeclarations]: Found specification of procedure freemem [2019-08-05 12:06:37,103 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:37,104 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:37,105 INFO L202 PluginConnector]: Adding new model 28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:37 BoogieIcfgContainer [2019-08-05 12:06:37,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:37,106 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:37,106 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:37,106 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:37,108 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "28_extended_weak_equivalences_for_scoping.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:37" (1/1) ... [2019-08-05 12:06:37,121 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:37,124 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:37,132 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:06:37,145 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:37,147 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:06:37,330 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-08-05 12:06:37,525 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2019-08-05 12:06:37,526 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:37,526 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:37,529 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (not (= 12 (select mem main_p))) (exists ((v_foo_q_BEFORE_RETURN_1 Int)) (and (exists ((v_valid_13 (Array Int Bool))) (and (= valid (store v_valid_13 v_foo_q_BEFORE_RETURN_1 false)) (not (select v_valid_13 v_foo_q_BEFORE_RETURN_1)))) (exists ((v_mem_16 (Array Int Int))) (= mem (store v_mem_16 v_foo_q_BEFORE_RETURN_1 13)))))) [2019-08-05 12:06:37,538 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:37,540 INFO L168 Benchmark]: Toolchain (without parser) took 733.72 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 91.4 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:37,541 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:06:37,542 INFO L168 Benchmark]: Boogie Preprocessor took 42.37 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:37,544 INFO L168 Benchmark]: RCFGBuilder took 255.94 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 98.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:37,545 INFO L168 Benchmark]: Symbolic Interpretation took 432.20 ms. Allocated memory is still 133.2 MB. Free memory was 98.2 MB in the beginning and 91.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:37,550 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 22]: 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 133.2 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.37 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 108.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 255.94 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 98.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 432.20 ms. Allocated memory is still 133.2 MB. Free memory was 98.2 MB in the beginning and 91.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...