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/toy/INT_anubhav.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:50:30,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:50:30,637 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:50:30,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:50:30,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:50:30,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:50:30,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:50:30,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:50:30,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:50:30,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:50:30,658 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:50:30,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:50:30,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:50:30,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:50:30,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:50:30,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:50:30,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:50:30,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:50:30,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:50:30,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:50:30,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:50:30,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:50:30,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:50:30,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:50:30,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:50:30,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:50:30,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:50:30,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:50:30,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:50:30,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:50:30,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:50:30,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:50:30,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:50:30,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:50:30,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:50:30,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:50:30,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:50:30,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:50:30,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:50:30,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:50:30,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:50:30,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:50:30,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:50:30,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:50:30,730 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:50:30,731 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:50:30,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_anubhav.bpl [2019-08-05 11:50:30,733 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/INT_anubhav.bpl' [2019-08-05 11:50:30,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:50:30,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:50:30,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:50:30,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:50:30,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:50:30,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (1/1) ... [2019-08-05 11:50:30,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:50:30,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:50:30,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:50:30,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:50:30,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:50:30" (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 11:50:30,882 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:50:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:50:30,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:50:31,147 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:50:31,147 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:50:31,149 INFO L202 PluginConnector]: Adding new model INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:31 BoogieIcfgContainer [2019-08-05 11:50:31,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:50:31,149 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:50:31,150 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:50:31,150 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:50:31,152 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "INT_anubhav.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:50:31" (1/1) ... [2019-08-05 11:50:31,163 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:50:31,168 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:50:31,181 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 11:50:31,189 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:50:31,191 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 11:50:31,467 WARN L188 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-08-05 11:50:31,693 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-08-05 11:50:32,144 WARN L188 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-08-05 11:50:32,358 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-08-05 11:50:32,618 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-08-05 11:50:32,929 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-05 11:50:33,152 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2019-08-05 11:50:33,571 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2019-08-05 11:50:33,598 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:50:33,598 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:50:33,602 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 43#(and (= main_j main_i) (= main_x 0) (not (= main_y 0))) [2019-08-05 11:50:33,611 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:50:33,614 INFO L168 Benchmark]: Toolchain (without parser) took 2844.09 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 111.5 MB in the beginning and 81.6 MB in the end (delta: 29.8 MB). Peak memory consumption was 66.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:33,615 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 112.5 MB in the beginning and 112.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 11:50:33,616 INFO L168 Benchmark]: Boogie Preprocessor took 44.81 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 109.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:33,618 INFO L168 Benchmark]: RCFGBuilder took 334.41 ms. Allocated memory is still 133.7 MB. Free memory was 109.0 MB in the beginning and 100.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:33,619 INFO L168 Benchmark]: Symbolic Interpretation took 2461.90 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 100.0 MB in the beginning and 81.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 7.1 GB. [2019-08-05 11:50:33,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 16]: 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 133.7 MB. Free memory was 112.5 MB in the beginning and 112.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.81 ms. Allocated memory is still 133.7 MB. Free memory was 111.3 MB in the beginning and 109.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 334.41 ms. Allocated memory is still 133.7 MB. Free memory was 109.0 MB in the beginning and 100.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2461.90 ms. Allocated memory was 133.7 MB in the beginning and 169.9 MB in the end (delta: 36.2 MB). Free memory was 100.0 MB in the beginning and 81.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 54.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...