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/diamond_true-unreach-call2.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:44:19,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:19,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:19,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:19,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:19,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:19,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:19,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:19,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:19,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:19,852 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:19,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:19,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:19,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:19,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:19,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:19,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:19,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:19,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:19,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:19,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:19,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:19,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:19,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:19,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:19,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:19,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:19,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:19,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:19,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:19,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:19,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:19,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:19,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:19,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:19,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:19,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:19,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:19,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:19,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:19,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:19,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:19,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:19,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:19,925 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:19,926 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:19,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/diamond_true-unreach-call2.i_4.bpl [2019-08-05 11:44:19,927 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/diamond_true-unreach-call2.i_4.bpl' [2019-08-05 11:44:19,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:19,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:19,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:19,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:19,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:20,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (1/1) ... [2019-08-05 11:44:20,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:20,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:20,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:20,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:20,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:19" (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 11:44:20,135 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:44:20,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:44:20,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:44:20,405 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:44:20,406 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:44:20,407 INFO L202 PluginConnector]: Adding new model diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:20 BoogieIcfgContainer [2019-08-05 11:44:20,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:20,408 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:20,408 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:20,408 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:20,410 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "diamond_true-unreach-call2.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:20" (1/1) ... [2019-08-05 11:44:20,420 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:44:20,423 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:20,430 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:44:20,438 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:20,440 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:44:20,699 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2019-08-05 11:44:20,829 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2019-08-05 11:44:20,935 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-08-05 11:44:21,051 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2019-08-05 11:44:21,343 WARN L188 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2019-08-05 11:44:21,590 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2019-08-05 11:44:21,591 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:21,591 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:21,594 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 28#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (= 0 (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~y~0 2))) (< (mod ULTIMATE.start_main_~y~0 4294967296) 0)) (+ (mod ULTIMATE.start_main_~y~0 2) (- 2)) (mod ULTIMATE.start_main_~y~0 2)) 4294967296)) (< (mod (+ ULTIMATE.start_main_~x~0 4294967276) 4294967296) 99) (not (< (mod ULTIMATE.start_main_~x~0 4294967296) 99)) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| (ite (= (mod (ite (and (not (= 0 (mod ULTIMATE.start_main_~y~0 2))) (< (mod ULTIMATE.start_main_~y~0 4294967296) 0)) (+ (mod ULTIMATE.start_main_~y~0 2) (- 2)) (mod ULTIMATE.start_main_~y~0 2)) 4294967296) (mod (ite (and (< (mod ULTIMATE.start_main_~x~0 4294967296) 0) (not (= 0 (mod ULTIMATE.start_main_~x~0 2)))) (+ (mod ULTIMATE.start_main_~x~0 2) (- 2)) (mod ULTIMATE.start_main_~x~0 2)) 4294967296)) 1 0))) [2019-08-05 11:44:21,602 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:21,604 INFO L168 Benchmark]: Toolchain (without parser) took 1625.20 ms. Allocated memory is still 135.3 MB. Free memory was 112.4 MB in the beginning and 68.1 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:21,606 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 114.0 MB in the beginning and 113.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:44:21,607 INFO L168 Benchmark]: Boogie Preprocessor took 72.35 ms. Allocated memory is still 135.3 MB. Free memory was 112.4 MB in the beginning and 109.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:21,608 INFO L168 Benchmark]: RCFGBuilder took 355.33 ms. Allocated memory is still 135.3 MB. Free memory was 109.9 MB in the beginning and 99.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:21,610 INFO L168 Benchmark]: Symbolic Interpretation took 1194.35 ms. Allocated memory is still 135.3 MB. Free memory was 99.5 MB in the beginning and 68.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:21,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 55]: 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 0.22 ms. Allocated memory is still 135.3 MB. Free memory was 114.0 MB in the beginning and 113.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.35 ms. Allocated memory is still 135.3 MB. Free memory was 112.4 MB in the beginning and 109.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.33 ms. Allocated memory is still 135.3 MB. Free memory was 109.9 MB in the beginning and 99.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1194.35 ms. Allocated memory is still 135.3 MB. Free memory was 99.5 MB in the beginning and 68.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...