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/all/expr-modulo-zero-unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:43,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:43,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:43,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:43,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:43,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:43,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:43,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:43,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:43,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:43,817 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:43,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:43,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:43,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:43,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:43,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:43,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:43,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:43,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:43,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:43,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:43,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:43,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:43,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:43,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:06:43,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:06:43,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:06:43,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:06:43,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:06:43,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:06:43,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:43,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:43,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:43,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:43,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:43,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:43,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:43,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:43,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:43,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:43,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:43,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:43,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:43,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:43,926 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:43,926 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:43,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-modulo-zero-unsafe.bpl [2019-08-05 12:06:43,927 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/expr-modulo-zero-unsafe.bpl' [2019-08-05 12:06:43,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:43,961 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:43,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:43,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:43,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:43,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:43,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:43,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:43,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:44,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:44,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:44,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (1/1) ... [2019-08-05 12:06:44,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:44,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:44,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:44,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:44,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:43" (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 12:06:44,085 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:06:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:06:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:06:44,278 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:06:44,278 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:44,279 INFO L202 PluginConnector]: Adding new model expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:44 BoogieIcfgContainer [2019-08-05 12:06:44,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:44,280 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:44,280 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:44,281 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:44,284 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "expr-modulo-zero-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:44" (1/1) ... [2019-08-05 12:06:44,297 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:44,300 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:44,307 INFO L160 IcfgInterpreter]: Initial procedures are [foo] [2019-08-05 12:06:44,314 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:44,316 INFO L184 IcfgInterpreter]: Interpreting procedure foo with input of size 1 [2019-08-05 12:06:44,438 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:44,438 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:44,442 INFO L178 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONASSERT has predicate 7#(= 0 foo_x) [2019-08-05 12:06:44,451 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:44,454 INFO L168 Benchmark]: Toolchain (without parser) took 491.92 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 94.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:44,455 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:06:44,456 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 108.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:44,457 INFO L168 Benchmark]: RCFGBuilder took 271.36 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 99.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:44,458 INFO L168 Benchmark]: Symbolic Interpretation took 171.32 ms. Allocated memory is still 140.5 MB. Free memory was 99.4 MB in the beginning and 94.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:44,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 7]: 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 140.5 MB. Free memory is still 111.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.17 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 108.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 271.36 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 99.4 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 171.32 ms. Allocated memory is still 140.5 MB. Free memory was 99.4 MB in the beginning and 94.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...