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/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:47,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:47,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:47,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:47,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:47,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:47,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:47,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:47,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:47,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:47,107 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:47,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:47,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:47,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:47,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:47,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:47,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:47,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:47,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:47,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:47,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:47,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:47,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:47,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:47,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:47,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:47,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:47,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:47,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:47,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:47,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:47,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:47,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:47,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:47,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:47,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:47,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:47,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:47,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:47,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:47,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:47,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:47,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:47,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:47,178 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:47,179 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:47,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl [2019-08-05 11:50:47,180 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl' [2019-08-05 11:50:47,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:47,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:47,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:47,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:47,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:47,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:47,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:47,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:47,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:47,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:47" (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 11:50:47,331 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 11:50:47,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 11:50:47,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 11:50:47,712 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 11:50:47,712 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:50:47,713 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:47 BoogieIcfgContainer [2019-08-05 11:50:47,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:47,714 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:47,714 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:47,715 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:47,717 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:47" (1/1) ... [2019-08-05 11:50:47,727 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:47,730 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:47,737 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 11:50:47,746 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:47,747 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 11:50:48,022 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 18 [2019-08-05 11:50:48,225 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2019-08-05 11:50:48,434 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2019-08-05 11:50:48,742 WARN L188 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-08-05 11:50:48,855 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-08-05 11:50:49,195 WARN L188 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 58 [2019-08-05 11:50:49,320 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-08-05 11:50:49,473 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2019-08-05 11:50:49,993 WARN L188 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2019-08-05 11:50:50,131 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 108 [2019-08-05 11:50:50,347 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2019-08-05 11:50:50,564 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 130 [2019-08-05 11:50:51,017 WARN L188 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 148 [2019-08-05 11:50:51,649 WARN L188 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 166 [2019-08-05 11:50:52,104 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 184 [2019-08-05 11:50:52,228 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2019-08-05 11:50:53,228 WARN L188 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 202 [2019-08-05 11:50:53,904 WARN L188 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 220 [2019-08-05 11:51:07,605 WARN L188 SmtUtils]: Spent 13.46 s on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2019-08-05 11:51:07,743 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 252 [2019-08-05 11:52:22,648 WARN L188 SmtUtils]: Spent 1.23 m on a formula simplification that was a NOOP. DAG size: 319 [2019-08-05 11:52:22,951 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2019-08-05 11:52:23,083 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-08-05 11:52:23,142 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:52:23,143 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:52:23,147 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 120#(and (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (not (<= 0 ULTIMATE.start_main_~k~5)) (not (<= ULTIMATE.start_main_~n~5 ULTIMATE.start_main_~j~5)) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (<= 0 (+ ULTIMATE.start_main_~k~5 1))) [2019-08-05 11:52:23,154 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:52:23,156 INFO L168 Benchmark]: Toolchain (without parser) took 95940.91 ms. Allocated memory was 140.5 MB in the beginning and 239.6 MB in the end (delta: 99.1 MB). Free memory was 108.6 MB in the beginning and 135.7 MB in the end (delta: -27.1 MB). Peak memory consumption was 116.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:23,157 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:52:23,158 INFO L168 Benchmark]: Boogie Preprocessor took 44.03 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:23,159 INFO L168 Benchmark]: RCFGBuilder took 453.48 ms. Allocated memory is still 140.5 MB. Free memory was 106.4 MB in the beginning and 95.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:23,160 INFO L168 Benchmark]: Symbolic Interpretation took 95440.30 ms. Allocated memory was 140.5 MB in the beginning and 239.6 MB in the end (delta: 99.1 MB). Free memory was 95.1 MB in the beginning and 135.7 MB in the end (delta: -40.6 MB). Peak memory consumption was 102.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:52:23,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 83]: 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 140.5 MB. Free memory was 110.0 MB in the beginning and 109.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.03 ms. Allocated memory is still 140.5 MB. Free memory was 108.6 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 453.48 ms. Allocated memory is still 140.5 MB. Free memory was 106.4 MB in the beginning and 95.1 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 95440.30 ms. Allocated memory was 140.5 MB in the beginning and 239.6 MB in the end (delta: 99.1 MB). Free memory was 95.1 MB in the beginning and 135.7 MB in the end (delta: -40.6 MB). Peak memory consumption was 102.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...