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/quantifier/Arrays/Arrays20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:03:48,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:03:48,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:03:48,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:03:48,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:03:48,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:03:48,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:03:48,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:03:48,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:03:48,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:03:48,711 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:03:48,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:03:48,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:03:48,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:03:48,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:03:48,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:03:48,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:03:48,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:03:48,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:03:48,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:03:48,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:03:48,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:03:48,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:03:48,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:03:48,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:03:48,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:03:48,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:03:48,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:03:48,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:03:48,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:03:48,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:03:48,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:03:48,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:03:48,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:03:48,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:03:48,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:03:48,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:03:48,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:03:48,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:03:48,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:03:48,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:03:48,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:03:48,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:03:48,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:03:48,788 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:03:48,788 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:03:48,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays20.bpl [2019-08-05 12:03:48,789 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays20.bpl' [2019-08-05 12:03:48,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:03:48,830 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:03:48,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:03:48,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:03:48,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:03:48,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (1/1) ... [2019-08-05 12:03:48,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:03:48,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:03:48,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:03:48,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:03:48,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:03:48" (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 12:03:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure p2 [2019-08-05 12:03:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure p2 [2019-08-05 12:03:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:03:48,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:03:49,638 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:03:49,638 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:03:49,640 INFO L202 PluginConnector]: Adding new model Arrays20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:03:49 BoogieIcfgContainer [2019-08-05 12:03:49,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:03:49,641 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:03:49,641 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:03:49,641 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:03:49,643 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Arrays20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:03:49" (1/1) ... [2019-08-05 12:03:49,655 INFO L148 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-08-05 12:03:49,658 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:03:49,665 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:03:49,674 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:03:49,675 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:03:50,259 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 44 [2019-08-05 12:03:51,059 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 94 [2019-08-05 12:03:51,275 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 104 [2019-08-05 12:03:51,562 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 124 [2019-08-05 12:03:51,935 WARN L188 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 144 [2019-08-05 12:03:52,187 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 154 [2019-08-05 12:03:52,762 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 184 [2019-08-05 12:03:53,210 WARN L188 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 194 [2019-08-05 12:03:53,698 WARN L188 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 204 [2019-08-05 12:03:53,823 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2019-08-05 12:03:54,008 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2019-08-05 12:03:54,552 WARN L188 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 275 [2019-08-05 12:03:55,141 WARN L188 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 222 [2019-08-05 12:03:56,766 WARN L188 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 445 [2019-08-05 12:03:56,959 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:03:56,960 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:03:56,963 INFO L178 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 187#false [2019-08-05 12:03:56,964 INFO L178 IcfgInterpreter]: Location mainErr5ASSERT_VIOLATIONASSERT has predicate 175#false [2019-08-05 12:03:56,964 INFO L178 IcfgInterpreter]: Location mainErr10ASSERT_VIOLATIONASSERT has predicate 160#(and (not (= 12 (select a 11))) (exists ((v_a_49 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store v_a_49 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11)))) [2019-08-05 12:03:56,965 INFO L178 IcfgInterpreter]: Location mainErr9ASSERT_VIOLATIONASSERT has predicate 163#false [2019-08-05 12:03:56,965 INFO L178 IcfgInterpreter]: Location mainErr12ASSERT_VIOLATIONASSERT has predicate 154#false [2019-08-05 12:03:56,967 INFO L178 IcfgInterpreter]: Location mainErr7ASSERT_VIOLATIONASSERT has predicate 169#false [2019-08-05 12:03:56,967 INFO L178 IcfgInterpreter]: Location mainErr3ASSERT_VIOLATIONASSERT has predicate 181#false [2019-08-05 12:03:56,967 INFO L178 IcfgInterpreter]: Location mainErr11ASSERT_VIOLATIONASSERT has predicate 157#(and (not (= 13 (select a 12))) (= 12 (select a 11)) (exists ((v_a_49 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store v_a_49 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11)))) [2019-08-05 12:03:56,967 INFO L178 IcfgInterpreter]: Location mainErr13ASSERT_VIOLATIONASSERT has predicate 137#false [2019-08-05 12:03:56,968 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 190#false [2019-08-05 12:03:56,968 INFO L178 IcfgInterpreter]: Location mainErr15ASSERT_VIOLATIONASSERT has predicate 151#false [2019-08-05 12:03:56,968 INFO L178 IcfgInterpreter]: Location mainErr14ASSERT_VIOLATIONASSERT has predicate 134#false [2019-08-05 12:03:56,969 INFO L178 IcfgInterpreter]: Location mainErr8ASSERT_VIOLATIONASSERT has predicate 166#false [2019-08-05 12:03:56,969 INFO L178 IcfgInterpreter]: Location mainErr4ASSERT_VIOLATIONASSERT has predicate 178#false [2019-08-05 12:03:56,969 INFO L178 IcfgInterpreter]: Location mainErr6ASSERT_VIOLATIONASSERT has predicate 172#false [2019-08-05 12:03:56,970 INFO L178 IcfgInterpreter]: Location mainErr2ASSERT_VIOLATIONASSERT has predicate 184#false [2019-08-05 12:03:56,979 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:03:56,981 INFO L168 Benchmark]: Toolchain (without parser) took 8150.58 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 109.4 MB in the beginning and 109.4 MB in the end (delta: 13.4 kB). Peak memory consumption was 90.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:56,982 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:03:56,983 INFO L168 Benchmark]: Boogie Preprocessor took 50.27 ms. Allocated memory is still 141.0 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:56,984 INFO L168 Benchmark]: RCFGBuilder took 758.68 ms. Allocated memory is still 141.0 MB. Free memory was 106.8 MB in the beginning and 92.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:56,985 INFO L168 Benchmark]: Symbolic Interpretation took 7338.48 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 92.9 MB in the beginning and 109.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:03:56,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 36]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 40]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 45]: 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: - PositiveResult [Line: 44]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 48]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 42]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 38]: assertion always holds For all program executions holds that assertion always holds at this location - UnprovableResult [Line: 46]: 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: - PositiveResult [Line: 51]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 35]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 58]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 53]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 43]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 39]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 41]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 37]: assertion always holds For all program executions holds that assertion always holds at this location * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory is still 110.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.27 ms. Allocated memory is still 141.0 MB. Free memory was 108.9 MB in the beginning and 106.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 758.68 ms. Allocated memory is still 141.0 MB. Free memory was 106.8 MB in the beginning and 92.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7338.48 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 92.9 MB in the beginning and 109.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...