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/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:07,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:07,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:07,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:07,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:07,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:07,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:07,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:07,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:07,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:07,461 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:07,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:07,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:07,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:07,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:07,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:07,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:07,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:07,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:07,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:07,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:07,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:07,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:07,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:07,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:07,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:07,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:07,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:07,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:07,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:07,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:07,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:07,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:07,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:07,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:07,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:07,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:07,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:07,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:07,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:07,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:07,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:07,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:07,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:07,571 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:07,572 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:07,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl [2019-08-05 11:51:07,573 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl' [2019-08-05 11:51:07,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:07,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:07,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:07,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:07,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:07,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:07,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:07,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:07,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:07,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:07" (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 11:51:07,724 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:51:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:51:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:51:07,964 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:51:07,964 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:51:07,965 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:07 BoogieIcfgContainer [2019-08-05 11:51:07,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:07,966 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:07,966 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:07,966 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:07,967 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "gauss_sum.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:07" (1/1) ... [2019-08-05 11:51:07,976 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:07,978 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:07,985 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:51:07,993 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:07,994 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:51:08,242 WARN L188 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 11 [2019-08-05 11:51:08,410 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 16 [2019-08-05 11:51:08,856 WARN L188 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2019-08-05 11:51:09,169 WARN L188 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2019-08-05 11:51:09,403 WARN L188 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-08-05 11:51:09,682 WARN L188 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-08-05 11:51:10,128 WARN L188 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-08-05 11:51:10,284 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2019-08-05 11:51:10,285 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:10,285 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:10,290 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 33#(and (<= ULTIMATE.start_main_~i~5 (+ ULTIMATE.start_main_~n~5 1)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (= (* ULTIMATE.start_main_~n~5 (+ ULTIMATE.start_main_~n~5 1)) (* 2 ULTIMATE.start_main_~sum~5))) (not (<= ULTIMATE.start_main_~i~5 ULTIMATE.start_main_~n~5)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)) [2019-08-05 11:51:10,298 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:10,300 INFO L168 Benchmark]: Toolchain (without parser) took 2683.14 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 110.6 MB in the beginning and 112.9 MB in the end (delta: -2.3 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:10,301 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:51:10,303 INFO L168 Benchmark]: Boogie Preprocessor took 41.14 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:10,304 INFO L168 Benchmark]: RCFGBuilder took 307.11 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 98.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:10,305 INFO L168 Benchmark]: Symbolic Interpretation took 2332.45 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 98.7 MB in the beginning and 112.9 MB in the end (delta: -14.3 MB). Peak memory consumption was 42.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:10,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 111.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.14 ms. Allocated memory is still 141.0 MB. Free memory was 110.2 MB in the beginning and 108.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 307.11 ms. Allocated memory is still 141.0 MB. Free memory was 108.1 MB in the beginning and 98.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2332.45 ms. Allocated memory was 141.0 MB in the beginning and 176.7 MB in the end (delta: 35.7 MB). Free memory was 98.7 MB in the beginning and 112.9 MB in the end (delta: -14.3 MB). Peak memory consumption was 42.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...