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/regression/bpl/TestParallelComposition.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:02,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:02,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:02,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:02,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:02,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:02,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:02,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:02,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:02,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:02,878 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:02,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:02,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:02,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:02,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:02,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:02,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:02,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:02,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:02,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:02,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:02,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:02,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:02,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:02,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:02,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:02,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:02,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:02,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:02,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:02,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:02,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:02,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:02,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:02,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:02,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:02,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:02,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:02,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:02,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:02,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:02,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:02,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:02,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:02,950 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:02,950 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:02,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestParallelComposition.bpl [2019-08-06 16:58:02,951 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestParallelComposition.bpl' [2019-08-06 16:58:02,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:02,989 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:02,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:02,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:02,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:03,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (1/1) ... [2019-08-06 16:58:03,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:03,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:03,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:03,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:03,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:02" (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 [2019-08-06 16:58:03,100 INFO L124 BoogieDeclarations]: Specification and implementation of procedure proc given in one single declaration [2019-08-06 16:58:03,101 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-06 16:58:03,101 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-06 16:58:03,816 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:03,817 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-06 16:58:03,818 INFO L202 PluginConnector]: Adding new model TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:03 BoogieIcfgContainer [2019-08-06 16:58:03,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:03,819 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:03,819 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:03,819 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:03,820 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestParallelComposition.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:03" (1/1) ... [2019-08-06 16:58:03,835 INFO L148 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-08-06 16:58:03,840 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:03,856 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-06 16:58:03,865 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:03,867 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-06 16:58:03,958 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:03,959 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:03,961 INFO L179 IcfgInterpreter]: Location procErr1ASSERT_VIOLATIONASSERT has predicate 43#(and (= y 0) (or (= 10 a) (= a y)) (or (not (= a 0)) (not (= y 0))) (or (not (= y 0)) (not (= 10 a)))) [2019-08-06 16:58:03,962 INFO L179 IcfgInterpreter]: Location procErr9ASSERT_VIOLATIONASSERT has predicate 19#(and (= 10 a) (= 1 y) (or (not (= 1 y)) (not (= 10 a)))) [2019-08-06 16:58:03,962 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 46#(and (= y 0) (= 10 a) (or (not (= y 0)) (not (= 10 a)))) [2019-08-06 16:58:03,963 INFO L179 IcfgInterpreter]: Location procErr7ASSERT_VIOLATIONASSERT has predicate 25#(and (= 10 a) (or (not (= 10 y)) (not (= 10 a))) (= a y)) [2019-08-06 16:58:03,963 INFO L179 IcfgInterpreter]: Location procErr4ASSERT_VIOLATIONASSERT has predicate 34#(and (= y 0) (= a y) (or (not (= a 0)) (not (= y 0)))) [2019-08-06 16:58:03,964 INFO L179 IcfgInterpreter]: Location procErr8ASSERT_VIOLATIONASSERT has predicate 22#(and (= 10 a) (or (not (= 1 y)) (not (= 10 a))) (or (= 1 y) (= a y)) (or (not (= 10 y)) (not (= 10 a)))) [2019-08-06 16:58:03,964 INFO L179 IcfgInterpreter]: Location procErr10ASSERT_VIOLATIONASSERT has predicate 16#(and (or (not (= 1 y)) (not (= 10 a))) (or (and (= 1 y) (= 10 a)) (and (= y 0) (= 11 a))) (or (not (= y 0)) (not (= 11 a)))) [2019-08-06 16:58:03,964 INFO L179 IcfgInterpreter]: Location procErr5ASSERT_VIOLATIONASSERT has predicate 31#(and (or (and (= y 0) (= a 0)) (and (= 10 a) (= 10 y))) (or (not (= 10 y)) (not (= 10 a))) (or (not (= a 0)) (not (= y 0)))) [2019-08-06 16:58:03,965 INFO L179 IcfgInterpreter]: Location procErr6ASSERT_VIOLATIONASSERT has predicate 28#(and (or (and (= 10 a) (= 1 y)) (and (= y 0) (= a 0))) (or (not (= 1 y)) (not (= 10 a))) (or (not (= a 0)) (not (= y 0)))) [2019-08-06 16:58:03,965 INFO L179 IcfgInterpreter]: Location procErr2ASSERT_VIOLATIONASSERT has predicate 40#(and (= 10 a) (or (= y 0) (= a y)) (or (not (= 10 y)) (not (= 10 a))) (or (not (= y 0)) (not (= 10 a)))) [2019-08-06 16:58:03,965 INFO L179 IcfgInterpreter]: Location procErr3ASSERT_VIOLATIONASSERT has predicate 37#(and (= 10 a) (or (not (= 1 y)) (not (= 10 a))) (or (= y 0) (= 1 y)) (or (not (= y 0)) (not (= 10 a)))) [2019-08-06 16:58:03,968 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:03,976 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:03,979 INFO L168 Benchmark]: Toolchain (without parser) took 989.03 ms. Allocated memory is still 139.5 MB. Free memory was 107.7 MB in the beginning and 76.4 MB in the end (delta: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:03,980 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 139.5 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:58:03,981 INFO L168 Benchmark]: Boogie Preprocessor took 46.09 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:03,982 INFO L168 Benchmark]: RCFGBuilder took 782.66 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 82.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:03,983 INFO L168 Benchmark]: Symbolic Interpretation took 157.06 ms. Allocated memory is still 139.5 MB. Free memory was 82.3 MB in the beginning and 76.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:03,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 38]: 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: - UnprovableResult [Line: 119]: 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: - UnprovableResult [Line: 28]: 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: - UnprovableResult [Line: 99]: 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: - UnprovableResult [Line: 69]: 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: - UnprovableResult [Line: 109]: 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: - UnprovableResult [Line: 131]: 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: - UnprovableResult [Line: 79]: 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: - UnprovableResult [Line: 89]: 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: - UnprovableResult [Line: 48]: 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: - UnprovableResult [Line: 58]: 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 0.16 ms. Allocated memory is still 139.5 MB. Free memory is still 108.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.09 ms. Allocated memory is still 139.5 MB. Free memory was 107.3 MB in the beginning and 105.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 782.66 ms. Allocated memory is still 139.5 MB. Free memory was 105.2 MB in the beginning and 82.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 157.06 ms. Allocated memory is still 139.5 MB. Free memory was 82.3 MB in the beginning and 76.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...