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/scalable/INC_noReduceIncer6_oneAssert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:37,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:37,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:37,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:37,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:37,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:37,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:37,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:37,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:37,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:37,968 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:37,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:37,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:37,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:37,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:37,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:37,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:37,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:37,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:37,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:37,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:37,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:37,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:37,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:37,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:37,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:37,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:37,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:37,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:37,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:37,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:37,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:37,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:37,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:37,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:37,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:38,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:38,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:38,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:38,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:38,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:38,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:38,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:38,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:38,067 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:38,067 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:38,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer6_oneAssert.bpl [2019-08-05 11:51:38,068 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/INC_noReduceIncer6_oneAssert.bpl' [2019-08-05 11:51:38,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:38,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:38,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:38,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:38,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:38,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:38,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:38,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:38,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:38,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:38" (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 11:51:38,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure SAS09paper given in one single declaration [2019-08-05 11:51:38,217 INFO L130 BoogieDeclarations]: Found specification of procedure SAS09paper [2019-08-05 11:51:38,217 INFO L138 BoogieDeclarations]: Found implementation of procedure SAS09paper [2019-08-05 11:51:38,415 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:51:38,415 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-05 11:51:38,417 INFO L202 PluginConnector]: Adding new model INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:38 BoogieIcfgContainer [2019-08-05 11:51:38,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:38,417 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:38,417 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:38,418 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:38,419 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INC_noReduceIncer6_oneAssert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:38" (1/1) ... [2019-08-05 11:51:38,430 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:38,433 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:38,440 INFO L160 IcfgInterpreter]: Initial procedures are [SAS09paper] [2019-08-05 11:51:38,452 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:38,454 INFO L184 IcfgInterpreter]: Interpreting procedure SAS09paper with input of size 1 [2019-08-05 11:51:38,663 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-08-05 11:51:38,782 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-08-05 11:51:38,916 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-08-05 11:51:39,266 WARN L188 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2019-08-05 11:51:39,411 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-08-05 11:51:39,910 WARN L188 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2019-08-05 11:51:40,242 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-08-05 11:51:40,562 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:40,563 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:40,566 INFO L178 IcfgInterpreter]: Location SAS09paperErr0ASSERT_VIOLATIONASSERT has predicate 113#true [2019-08-05 11:51:40,573 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:40,575 INFO L168 Benchmark]: Toolchain (without parser) took 2472.49 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 108.7 MB in the beginning and 90.3 MB in the end (delta: 18.5 MB). Peak memory consumption was 54.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:40,576 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:51:40,577 INFO L168 Benchmark]: Boogie Preprocessor took 44.18 ms. Allocated memory is still 140.5 MB. Free memory was 108.7 MB in the beginning and 106.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:40,578 INFO L168 Benchmark]: RCFGBuilder took 269.51 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 95.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:40,580 INFO L168 Benchmark]: Symbolic Interpretation took 2156.02 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 95.9 MB in the beginning and 90.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:40,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 41]: 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 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 109.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.18 ms. Allocated memory is still 140.5 MB. Free memory was 108.7 MB in the beginning and 106.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.51 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 95.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2156.02 ms. Allocated memory was 140.5 MB in the beginning and 176.7 MB in the end (delta: 36.2 MB). Free memory was 95.9 MB in the beginning and 90.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...