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/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:51:05,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:51:05,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:51:05,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:51:05,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:51:05,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:51:05,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:51:05,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:51:05,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:51:05,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:51:05,145 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:51:05,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:51:05,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:51:05,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:51:05,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:51:05,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:51:05,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:51:05,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:51:05,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:51:05,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:51:05,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:51:05,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:51:05,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:51:05,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:51:05,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:51:05,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:51:05,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:51:05,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:51:05,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:51:05,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:51:05,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:51:05,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:51:05,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:51:05,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:51:05,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:51:05,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:51:05,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:51:05,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:51:05,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:51:05,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:51:05,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:51:05,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:51:05,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:51:05,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:51:05,224 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:51:05,224 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:51:05,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl [2019-08-05 11:51:05,225 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested1.i_4.bplTransformedIcfg_BEv2_12.bpl' [2019-08-05 11:51:05,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:51:05,263 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:51:05,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:51:05,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:51:05,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:51:05,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:51:05,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:51:05,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:51:05,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:51:05,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:51:05" (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 11:51:05,375 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:51:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:51:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:51:05,615 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-08-05 11:51:05,617 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:51:05,617 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:51:05,620 INFO L202 PluginConnector]: Adding new model nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:05 BoogieIcfgContainer [2019-08-05 11:51:05,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:51:05,621 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:51:05,621 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:51:05,621 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:51:05,623 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "nested1.i_4.bplTransformedIcfg_BEv2_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:51:05" (1/1) ... [2019-08-05 11:51:05,637 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:51:05,640 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:51:05,647 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:51:05,656 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:51:05,658 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:51:05,831 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2019-08-05 11:51:06,394 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 10 [2019-08-05 11:51:06,547 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 9 [2019-08-05 11:51:06,741 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-08-05 11:51:06,879 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2019-08-05 11:51:07,119 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-08-05 11:51:07,352 WARN L188 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 14 [2019-08-05 11:51:07,591 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2019-08-05 11:51:07,592 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:51:07,593 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:51:07,596 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 83#(and (not (= 0 (mod ULTIMATE.start_main_~x~4 2))) (< ULTIMATE.start_main_~x~4 4294967296) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (< ULTIMATE.start_main_~y~4 11) (not (< ULTIMATE.start_main_~x~4 268435455)) (not (< ULTIMATE.start_main_~y~4 10)) (= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond|)) [2019-08-05 11:51:07,605 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:51:07,607 INFO L168 Benchmark]: Toolchain (without parser) took 2344.21 ms. Allocated memory was 139.5 MB in the beginning and 178.3 MB in the end (delta: 38.8 MB). Free memory was 109.0 MB in the beginning and 121.1 MB in the end (delta: -12.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:07,608 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:51:07,609 INFO L168 Benchmark]: Boogie Preprocessor took 42.84 ms. Allocated memory is still 139.5 MB. Free memory was 108.5 MB in the beginning and 106.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:07,611 INFO L168 Benchmark]: RCFGBuilder took 313.90 ms. Allocated memory is still 139.5 MB. Free memory was 106.4 MB in the beginning and 96.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:07,612 INFO L168 Benchmark]: Symbolic Interpretation took 1984.32 ms. Allocated memory was 139.5 MB in the beginning and 178.3 MB in the end (delta: 38.8 MB). Free memory was 96.9 MB in the beginning and 121.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:51:07,616 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: * 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 139.5 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.84 ms. Allocated memory is still 139.5 MB. Free memory was 108.5 MB in the beginning and 106.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 313.90 ms. Allocated memory is still 139.5 MB. Free memory was 106.4 MB in the beginning and 96.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1984.32 ms. Allocated memory was 139.5 MB in the beginning and 178.3 MB in the end (delta: 38.8 MB). Free memory was 96.9 MB in the beginning and 121.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...