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/reals/SAS09Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:44:26,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:26,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:26,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:26,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:26,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:26,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:26,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:26,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:26,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:26,062 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:26,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:26,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:26,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:26,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:26,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:26,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:26,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:26,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:26,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:26,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:26,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:26,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:26,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:26,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:26,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:26,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:26,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:26,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:26,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:26,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:26,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:26,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:26,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:26,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:26,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:26,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:26,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:26,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:26,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:26,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:26,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:26,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:26,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:26,174 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:26,174 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:26,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/SAS09Reals.bpl [2019-08-05 11:44:26,176 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/reals/SAS09Reals.bpl' [2019-08-05 11:44:26,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:26,210 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:26,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:26,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:26,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:26,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:26,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:26,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:26,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:26,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:26" (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 11:44:26,324 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 11:44:26,324 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 11:44:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 11:44:26,517 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:44:26,517 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 11:44:26,518 INFO L202 PluginConnector]: Adding new model SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:26 BoogieIcfgContainer [2019-08-05 11:44:26,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:26,519 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:26,519 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:26,519 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:26,521 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "SAS09Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:26" (1/1) ... [2019-08-05 11:44:26,533 INFO L148 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-08-05 11:44:26,535 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:26,542 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 11:44:26,550 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:26,551 INFO L184 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 11:44:26,779 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-08-05 11:44:26,951 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2019-08-05 11:44:26,980 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:26,981 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:26,983 INFO L178 IcfgInterpreter]: Location SAS09paperErr1ASSERT_VIOLATIONASSERT has predicate 23#false [2019-08-05 11:44:26,984 INFO L178 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 26#(and (= SAS09paper_y 0.0) (= (- 1.0) SAS09paper_x)) [2019-08-05 11:44:26,992 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:26,994 INFO L168 Benchmark]: Toolchain (without parser) took 784.00 ms. Allocated memory is still 135.8 MB. Free memory was 110.8 MB in the beginning and 83.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:26,995 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 135.8 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:44:26,997 INFO L168 Benchmark]: Boogie Preprocessor took 45.42 ms. Allocated memory is still 135.8 MB. Free memory was 110.6 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:26,998 INFO L168 Benchmark]: RCFGBuilder took 262.37 ms. Allocated memory is still 135.8 MB. Free memory was 108.6 MB in the beginning and 98.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:26,999 INFO L168 Benchmark]: Symbolic Interpretation took 473.34 ms. Allocated memory is still 135.8 MB. Free memory was 98.3 MB in the beginning and 83.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:27,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 21]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 20]: 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 135.8 MB. Free memory was 111.9 MB in the beginning and 111.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.42 ms. Allocated memory is still 135.8 MB. Free memory was 110.6 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.37 ms. Allocated memory is still 135.8 MB. Free memory was 108.6 MB in the beginning and 98.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 473.34 ms. Allocated memory is still 135.8 MB. Free memory was 98.3 MB in the beginning and 83.7 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...