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/20181015-LoopsPathprograms/ddlm2013_true-unreach-call.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:44:13,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:13,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:13,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:13,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:13,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:13,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:13,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:13,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:13,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:13,822 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:13,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:13,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:13,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:13,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:13,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:13,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:13,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:13,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:13,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:13,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:13,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:13,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:13,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:13,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:13,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:13,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:13,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:13,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:13,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:13,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:13,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:13,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:13,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:13,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:13,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:13,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:13,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:13,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:13,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:13,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:13,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:13,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:13,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:13,923 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:13,923 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:13,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/ddlm2013_true-unreach-call.i_3.bpl [2019-08-05 11:44:13,925 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/ddlm2013_true-unreach-call.i_3.bpl' [2019-08-05 11:44:13,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:13,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:13,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:13,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:13,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:13,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:13,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (1/1) ... [2019-08-05 11:44:14,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:14,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:14,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:14,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:14,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:13" (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 11:44:14,090 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:44:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:44:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:44:14,311 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:44:14,311 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:44:14,312 INFO L202 PluginConnector]: Adding new model ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:14 BoogieIcfgContainer [2019-08-05 11:44:14,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:14,313 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:14,313 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:14,313 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:14,314 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "ddlm2013_true-unreach-call.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:14" (1/1) ... [2019-08-05 11:44:14,326 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:44:14,329 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:14,336 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:44:14,343 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:14,345 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:44:14,645 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 21 [2019-08-05 11:44:14,767 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2019-08-05 11:44:15,196 WARN L188 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2019-08-05 11:44:15,495 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2019-08-05 11:44:15,565 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:15,565 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:15,568 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= (ite (= (mod ULTIMATE.start_main_~a~0 4294967296) (mod ULTIMATE.start_main_~b~0 4294967296)) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (not (= ULTIMATE.start_main_~flag~0 0)) (= 0 (mod (ite (and (not (= (mod ULTIMATE.start_main_~i~0 2) 0)) (< (mod ULTIMATE.start_main_~i~0 4294967296) 0)) (+ (mod ULTIMATE.start_main_~i~0 2) (- 2)) (mod ULTIMATE.start_main_~i~0 2)) 4294967296))) [2019-08-05 11:44:15,575 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:15,578 INFO L168 Benchmark]: Toolchain (without parser) took 1606.70 ms. Allocated memory was 140.0 MB in the beginning and 176.7 MB in the end (delta: 36.7 MB). Free memory was 109.6 MB in the beginning and 145.7 MB in the end (delta: -36.1 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:15,579 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.57 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:44:15,581 INFO L168 Benchmark]: Boogie Preprocessor took 45.33 ms. Allocated memory is still 140.0 MB. Free memory was 109.4 MB in the beginning and 107.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:15,582 INFO L168 Benchmark]: RCFGBuilder took 295.55 ms. Allocated memory is still 140.0 MB. Free memory was 107.4 MB in the beginning and 97.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:15,583 INFO L168 Benchmark]: Symbolic Interpretation took 1263.08 ms. Allocated memory was 140.0 MB in the beginning and 176.7 MB in the end (delta: 36.7 MB). Free memory was 97.3 MB in the beginning and 145.7 MB in the end (delta: -48.4 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:15,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 59]: 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 0.57 ms. Allocated memory is still 140.0 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.33 ms. Allocated memory is still 140.0 MB. Free memory was 109.4 MB in the beginning and 107.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 295.55 ms. Allocated memory is still 140.0 MB. Free memory was 107.4 MB in the beginning and 97.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1263.08 ms. Allocated memory was 140.0 MB in the beginning and 176.7 MB in the end (delta: 36.7 MB). Free memory was 97.3 MB in the beginning and 145.7 MB in the end (delta: -48.4 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...