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/Arrays11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:57:30,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:30,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:30,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:30,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:30,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:30,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:30,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:30,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:30,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:30,239 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:30,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:30,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:30,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:30,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:30,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:30,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:30,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:30,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:30,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:30,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:30,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:30,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:30,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:30,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:30,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:30,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:30,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:30,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:30,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:30,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:30,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:30,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:30,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:30,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:30,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:30,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:30,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:30,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:30,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:30,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:30,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:30,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:30,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:30,359 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:30,360 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:30,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays11.bpl [2019-08-06 16:57:30,361 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/Arrays/Arrays11.bpl' [2019-08-06 16:57:30,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:30,399 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:30,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:30,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:30,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:30,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:30,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:30,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:30,446 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:30,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:30" (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 16:57:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:57:30,527 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:57:30,883 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:30,884 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:57:30,885 INFO L202 PluginConnector]: Adding new model Arrays11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:30 BoogieIcfgContainer [2019-08-06 16:57:30,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:30,886 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:30,886 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:30,886 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:30,887 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "Arrays11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:30" (1/1) ... [2019-08-06 16:57:30,909 INFO L148 IcfgInterpreter]: Started Sifa with 12 locations of interest [2019-08-06 16:57:30,912 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:30,920 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:57:30,928 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:30,929 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:57:31,018 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:31,018 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:31,023 INFO L179 IcfgInterpreter]: Location mainErr4ASSERT_VIOLATIONASSERT has predicate 38#(and (= 1 (select a 0)) (= 4 (select a 3)) (= (select a 1) 2) (not (= (select a 4) 5)) (= (select a 2) 3) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,026 INFO L179 IcfgInterpreter]: Location mainErr10ASSERT_VIOLATIONASSERT has predicate 20#(and (not (= 12 (select a 11))) (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= 11 (select a 10)) (= (select a 8) 9) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,027 INFO L179 IcfgInterpreter]: Location mainErr8ASSERT_VIOLATIONASSERT has predicate 26#(and (= 1 (select a 0)) (not (= (select a 8) 9)) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,029 INFO L179 IcfgInterpreter]: Location mainErr9ASSERT_VIOLATIONASSERT has predicate 23#(and (= 1 (select a 0)) (not (= 11 (select a 10))) (= 6 (select a 5)) (= 4 (select a 3)) (= 8 (select a 7)) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (= (select a 8) 9) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,030 INFO L179 IcfgInterpreter]: Location mainErr2ASSERT_VIOLATIONASSERT has predicate 44#(and (not (= (select a 2) 3)) (= 1 (select a 0)) (= (select a 1) 2) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,032 INFO L179 IcfgInterpreter]: Location mainErr11ASSERT_VIOLATIONASSERT has predicate 17#(and (= 8 (select a 7)) (not (= 13 (select a 12))) (= (select a 6) 7) (= (select a 1) 2) (= 12 (select a 11)) (= (select a 2) 3) (= 11 (select a 10)) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110))) (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= (select a 8) 9) (= (select a 4) 5)) [2019-08-06 16:57:31,033 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 50#(and (not (= 1 (select a 0))) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,035 INFO L179 IcfgInterpreter]: Location mainErr3ASSERT_VIOLATIONASSERT has predicate 41#(and (= 1 (select a 0)) (= (select a 1) 2) (= (select a 2) 3) (not (= 4 (select a 3))) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,040 INFO L179 IcfgInterpreter]: Location mainErr5ASSERT_VIOLATIONASSERT has predicate 35#(and (not (= 6 (select a 5))) (= 1 (select a 0)) (= 4 (select a 3)) (= (select a 1) 2) (= (select a 2) 3) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,041 INFO L179 IcfgInterpreter]: Location mainErr1ASSERT_VIOLATIONASSERT has predicate 47#(and (= 1 (select a 0)) (not (= (select a 1) 2)) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,042 INFO L179 IcfgInterpreter]: Location mainErr6ASSERT_VIOLATIONASSERT has predicate 32#(and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (not (= (select a 6) 7)) (= (select a 1) 2) (= (select a 2) 3) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,043 INFO L179 IcfgInterpreter]: Location mainErr7ASSERT_VIOLATIONASSERT has predicate 29#(and (= 1 (select a 0)) (= 6 (select a 5)) (= 4 (select a 3)) (= (select a 6) 7) (= (select a 1) 2) (= (select a 2) 3) (not (= 8 (select a 7))) (= (select a 4) 5) (exists ((v_a_48 (Array Int Int))) (= a (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store (store v_a_48 0 1) 1 2) 2 3) 3 4) 4 5) 5 6) 6 7) 7 8) 8 9) 9 10) 10 11) 11 12) 12 13) 13 14) 14 15) 15 16) 16 17) 17 18) 18 18) 19 110)))) [2019-08-06 16:57:31,050 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:31,059 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:31,062 INFO L168 Benchmark]: Toolchain (without parser) took 661.53 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 86.9 MB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:31,063 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-06 16:57:31,064 INFO L168 Benchmark]: Boogie Preprocessor took 45.52 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:31,065 INFO L168 Benchmark]: RCFGBuilder took 439.90 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 94.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:31,066 INFO L168 Benchmark]: Symbolic Interpretation took 172.81 ms. Allocated memory is still 132.1 MB. Free memory was 94.4 MB in the beginning and 86.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:31,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 35]: 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: 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: - UnprovableResult [Line: 39]: 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: 40]: 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: 33]: 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: 42]: 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: 31]: 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: 34]: 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: 36]: 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: 32]: 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: 37]: 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: 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: * 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 132.1 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.52 ms. Allocated memory is still 132.1 MB. Free memory was 107.2 MB in the beginning and 105.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 439.90 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 94.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 172.81 ms. Allocated memory is still 132.1 MB. Free memory was 94.4 MB in the beginning and 86.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...