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/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:54:45,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:54:45,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:54:45,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:54:45,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:54:45,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:54:45,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:54:45,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:54:45,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:54:45,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:54:45,615 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:54:45,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:54:45,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:54:45,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:54:45,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:54:45,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:54:45,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:54:45,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:54:45,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:54:45,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:54:45,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:54:45,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:54:45,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:54:45,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:54:45,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:54:45,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:54:45,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:54:45,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:54:45,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:54:45,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:54:45,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:54:45,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:54:45,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:54:45,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:54:45,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:54:45,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:54:45,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:54:45,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:54:45,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:54:45,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:54:45,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:54:45,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:54:45,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:54:45,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:54:45,697 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:54:45,697 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:54:45,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl [2019-08-04 21:54:45,698 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/functions1.i_3.bplTransformedIcfg_BEv2_8.bpl' [2019-08-04 21:54:45,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:54:45,732 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:54:45,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:54:45,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:54:45,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:54:45,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (1/1) ... [2019-08-04 21:54:45,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:54:45,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:54:45,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:54:45,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:54:45,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:54:45" (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 [2019-08-04 21:54:45,844 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-04 21:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:54:45,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:54:46,118 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:54:46,119 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:54:46,120 INFO L202 PluginConnector]: Adding new model functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:54:46 BoogieIcfgContainer [2019-08-04 21:54:46,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:54:46,120 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:54:46,120 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:54:46,121 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:54:46,123 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "functions1.i_3.bplTransformedIcfg_BEv2_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:54:46" (1/1) ... [2019-08-04 21:54:46,133 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-04 21:54:46,136 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:54:46,143 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-04 21:54:46,151 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:54:46,153 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-04 21:54:46,389 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 12 [2019-08-04 21:54:46,685 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2019-08-04 21:54:46,829 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-08-04 21:54:47,046 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 21 [2019-08-04 21:54:47,047 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-04 21:54:47,047 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-04 21:54:47,051 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= (mod ULTIMATE.start_main_~x~5 2) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= ULTIMATE.start_f_~z |ULTIMATE.start_f_#in~z|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= (+ ULTIMATE.start_f_~z 2) |ULTIMATE.start_f_#res|) (= ULTIMATE.start_main_~x~5 |ULTIMATE.start_f_#res|) (< |ULTIMATE.start_f_#in~z| 268435455) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (< ULTIMATE.start_main_~x~5 268435455))) [2019-08-04 21:54:47,059 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-04 21:54:47,062 INFO L168 Benchmark]: Toolchain (without parser) took 1329.07 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 69.7 MB in the end (delta: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:47,063 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 21:54:47,064 INFO L168 Benchmark]: Boogie Preprocessor took 37.66 ms. Allocated memory is still 132.1 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:47,066 INFO L168 Benchmark]: RCFGBuilder took 349.53 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 96.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:47,067 INFO L168 Benchmark]: Symbolic Interpretation took 939.17 ms. Allocated memory is still 132.1 MB. Free memory was 96.8 MB in the beginning and 69.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-08-04 21:54:47,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 42]: 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 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.66 ms. Allocated memory is still 132.1 MB. Free memory was 108.3 MB in the beginning and 106.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 349.53 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 96.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 939.17 ms. Allocated memory is still 132.1 MB. Free memory was 96.8 MB in the beginning and 69.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...