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/simple_false-unreach-call4.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:44:12,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:44:12,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:44:12,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:44:12,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:44:12,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:44:12,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:44:12,080 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:44:12,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:44:12,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:44:12,083 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:44:12,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:44:12,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:44:12,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:44:12,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:44:12,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:44:12,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:44:12,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:44:12,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:44:12,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:44:12,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:44:12,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:44:12,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:44:12,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:44:12,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:44:12,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:44:12,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:44:12,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:44:12,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:44:12,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:44:12,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:44:12,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:44:12,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:44:12,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:44:12,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:44:12,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:44:12,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:44:12,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:44:12,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:44:12,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:44:12,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:44:12,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:44:12,160 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:44:12,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:44:12,165 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:44:12,165 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:44:12,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_false-unreach-call4.i_3.bpl [2019-08-05 11:44:12,167 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181015-LoopsPathprograms/simple_false-unreach-call4.i_3.bpl' [2019-08-05 11:44:12,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:44:12,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:44:12,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:44:12,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:44:12,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:44:12,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:44:12,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:44:12,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:44:12,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:44:12,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:44:12" (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 11:44:12,314 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:44:12,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:44:12,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:44:12,587 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:44:12,588 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:44:12,589 INFO L202 PluginConnector]: Adding new model simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:12 BoogieIcfgContainer [2019-08-05 11:44:12,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:44:12,590 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:44:12,590 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:44:12,591 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:44:12,596 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "simple_false-unreach-call4.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:44:12" (1/1) ... [2019-08-05 11:44:12,607 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:44:12,610 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:44:12,623 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:44:12,631 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:44:12,633 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:44:12,920 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2019-08-05 11:44:13,125 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:44:13,125 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:44:13,128 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= (ite (= 0 (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) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (< 1 (mod ULTIMATE.start_main_~x~0 4294967296)))) [2019-08-05 11:44:13,137 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:44:13,139 INFO L168 Benchmark]: Toolchain (without parser) took 933.77 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 85.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:13,141 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 11:44:13,142 INFO L168 Benchmark]: Boogie Preprocessor took 38.30 ms. Allocated memory is still 140.5 MB. Free memory was 109.9 MB in the beginning and 108.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:13,144 INFO L168 Benchmark]: RCFGBuilder took 345.31 ms. Allocated memory is still 140.5 MB. Free memory was 107.8 MB in the beginning and 98.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:13,145 INFO L168 Benchmark]: Symbolic Interpretation took 546.92 ms. Allocated memory is still 140.5 MB. Free memory was 98.7 MB in the beginning and 85.9 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:44:13,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 111.3 MB in the beginning and 111.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.30 ms. Allocated memory is still 140.5 MB. Free memory was 109.9 MB in the beginning and 108.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 345.31 ms. Allocated memory is still 140.5 MB. Free memory was 107.8 MB in the beginning and 98.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 546.92 ms. Allocated memory is still 140.5 MB. Free memory was 98.7 MB in the beginning and 85.9 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...