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/scalable/CounterExp-8bit.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:13:26,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:13:26,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:13:26,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:13:26,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:13:26,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:13:26,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:13:26,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:13:26,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:13:26,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:13:26,885 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:13:26,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:13:26,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:13:26,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:13:26,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:13:26,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:13:26,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:13:26,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:13:26,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:13:26,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:13:26,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:13:26,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:13:26,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:13:26,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:13:26,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:13:26,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:13:26,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:13:26,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:13:26,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:13:26,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:13:26,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:13:26,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:13:26,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:13:26,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:13:26,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:13:26,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:13:26,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:13:26,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:13:26,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:13:26,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:13:26,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:13:26,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:13:27,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:13:27,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:13:27,014 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:13:27,015 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:13:27,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CounterExp-8bit.bpl [2019-08-05 18:13:27,017 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/scalable/CounterExp-8bit.bpl' [2019-08-05 18:13:27,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:13:27,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:13:27,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:13:27,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:13:27,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:13:27,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (1/1) ... [2019-08-05 18:13:27,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:13:27,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:13:27,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:13:27,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:13:27,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:13:27" (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 18:13:27,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ThreeBitCounter given in one single declaration [2019-08-05 18:13:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure ThreeBitCounter [2019-08-05 18:13:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ThreeBitCounter [2019-08-05 18:13:28,155 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:13:28,155 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:13:28,157 INFO L202 PluginConnector]: Adding new model CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:28 BoogieIcfgContainer [2019-08-05 18:13:28,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:13:28,158 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:13:28,158 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:13:28,158 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:13:28,159 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "CounterExp-8bit.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:13:28" (1/1) ... [2019-08-05 18:13:28,170 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:13:28,173 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:13:28,180 INFO L160 IcfgInterpreter]: Initial procedures are [ThreeBitCounter] [2019-08-05 18:13:28,188 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:13:28,190 INFO L185 IcfgInterpreter]: Interpreting procedure ThreeBitCounter with input of size 1 [2019-08-05 18:13:28,298 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:13:28,298 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:13:28,302 INFO L179 IcfgInterpreter]: Location ThreeBitCounterErr0ASSERT_VIOLATIONASSERT has predicate 23#(and ThreeBitCounter_of (exists ((v_ThreeBitCounter_x0_28 Bool) (v_ThreeBitCounter_x6_24 Bool) (v_ThreeBitCounter_of_115 Bool) (v_ThreeBitCounter_x2_36 Bool) (v_ThreeBitCounter_of_116 Bool) (v_ThreeBitCounter_of_117 Bool) (v_ThreeBitCounter_x3_28 Bool) (v_ThreeBitCounter_x1_36 Bool) (v_ThreeBitCounter_of_118 Bool) (v_ThreeBitCounter_of_111 Bool) (v_ThreeBitCounter_of_112 Bool) (v_ThreeBitCounter_of_114 Bool) (v_ThreeBitCounter_x7_24 Bool) (v_ThreeBitCounter_x5_32 Bool) (v_ThreeBitCounter_of_130 Bool) (v_ThreeBitCounter_x4_32 Bool)) (and (or (and (or (and (= ThreeBitCounter_of v_ThreeBitCounter_of_112) v_ThreeBitCounter_x7_24 (not ThreeBitCounter_x7)) (and (not ThreeBitCounter_of) (not v_ThreeBitCounter_x7_24) ThreeBitCounter_x7)) v_ThreeBitCounter_of_112) (and (not v_ThreeBitCounter_of_112) (= ThreeBitCounter_of v_ThreeBitCounter_of_112) (= ThreeBitCounter_x7 v_ThreeBitCounter_x7_24))) (or (and (= v_ThreeBitCounter_of_115 v_ThreeBitCounter_of_114) (not v_ThreeBitCounter_of_114) (= ThreeBitCounter_x3 v_ThreeBitCounter_x3_28)) (and v_ThreeBitCounter_of_114 (or (and (= v_ThreeBitCounter_of_115 v_ThreeBitCounter_of_114) (not ThreeBitCounter_x3) v_ThreeBitCounter_x3_28) (and ThreeBitCounter_x3 (not v_ThreeBitCounter_of_115) (not v_ThreeBitCounter_x3_28))))) (or (and (= ThreeBitCounter_x4 v_ThreeBitCounter_x4_32) (= v_ThreeBitCounter_of_115 v_ThreeBitCounter_of_116) (not v_ThreeBitCounter_of_115)) (and v_ThreeBitCounter_of_115 (or (and (= v_ThreeBitCounter_of_115 v_ThreeBitCounter_of_116) (not ThreeBitCounter_x4) v_ThreeBitCounter_x4_32) (and (not v_ThreeBitCounter_x4_32) ThreeBitCounter_x4 (not v_ThreeBitCounter_of_116))))) (or (and v_ThreeBitCounter_of_116 (or (and (not v_ThreeBitCounter_of_111) ThreeBitCounter_x5 (not v_ThreeBitCounter_x5_32)) (and (= v_ThreeBitCounter_of_116 v_ThreeBitCounter_of_111) (not ThreeBitCounter_x5) v_ThreeBitCounter_x5_32))) (and (= ThreeBitCounter_x5 v_ThreeBitCounter_x5_32) (= v_ThreeBitCounter_of_116 v_ThreeBitCounter_of_111) (not v_ThreeBitCounter_of_116))) (or (and (not v_ThreeBitCounter_of_111) (= v_ThreeBitCounter_of_111 v_ThreeBitCounter_of_112) (= ThreeBitCounter_x6 v_ThreeBitCounter_x6_24)) (and v_ThreeBitCounter_of_111 (or (and (= v_ThreeBitCounter_of_111 v_ThreeBitCounter_of_112) (not ThreeBitCounter_x6) v_ThreeBitCounter_x6_24) (and (not v_ThreeBitCounter_of_112) (not v_ThreeBitCounter_x6_24) ThreeBitCounter_x6)))) (not v_ThreeBitCounter_of_130) (or (and ThreeBitCounter_x0 (= v_ThreeBitCounter_of_130 v_ThreeBitCounter_of_117) (not v_ThreeBitCounter_x0_28)) (and (not ThreeBitCounter_x0) v_ThreeBitCounter_of_117 v_ThreeBitCounter_x0_28)) (or (and (= ThreeBitCounter_x1 v_ThreeBitCounter_x1_36) (= v_ThreeBitCounter_of_117 v_ThreeBitCounter_of_118) (not v_ThreeBitCounter_of_117)) (and v_ThreeBitCounter_of_117 (or (and ThreeBitCounter_x1 (not v_ThreeBitCounter_x1_36) (not v_ThreeBitCounter_of_118)) (and (not ThreeBitCounter_x1) v_ThreeBitCounter_x1_36 (= v_ThreeBitCounter_of_117 v_ThreeBitCounter_of_118))))) (or (and (or (and (not v_ThreeBitCounter_of_114) ThreeBitCounter_x2 (not v_ThreeBitCounter_x2_36)) (and v_ThreeBitCounter_x2_36 (not ThreeBitCounter_x2) (= v_ThreeBitCounter_of_118 v_ThreeBitCounter_of_114))) v_ThreeBitCounter_of_118) (and (not v_ThreeBitCounter_of_118) (= v_ThreeBitCounter_of_118 v_ThreeBitCounter_of_114) (= ThreeBitCounter_x2 v_ThreeBitCounter_x2_36))))) (or ThreeBitCounter_x1 ThreeBitCounter_x0 ThreeBitCounter_x5 ThreeBitCounter_x4 ThreeBitCounter_x3 ThreeBitCounter_x2 ThreeBitCounter_x7 ThreeBitCounter_x6)) [2019-08-05 18:13:28,303 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:13:28,311 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:13:28,315 INFO L168 Benchmark]: Toolchain (without parser) took 1250.20 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 65.8 MB in the end (delta: 42.7 MB). Peak memory consumption was 42.7 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,316 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:13:28,317 INFO L168 Benchmark]: Boogie Preprocessor took 49.42 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 105.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,318 INFO L168 Benchmark]: RCFGBuilder took 1043.86 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 73.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,320 INFO L168 Benchmark]: Symbolic Interpretation took 153.78 ms. Allocated memory is still 140.0 MB. Free memory was 73.8 MB in the beginning and 65.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:13:28,324 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 86]: 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 0.27 ms. Allocated memory is still 140.0 MB. Free memory is still 109.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.42 ms. Allocated memory is still 140.0 MB. Free memory was 108.4 MB in the beginning and 105.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1043.86 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 73.8 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 153.78 ms. Allocated memory is still 140.0 MB. Free memory was 73.8 MB in the beginning and 65.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...