./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext2/length_test03-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext2/length_test03-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2552da43a16cb54d5090a24426eb170717bf5525 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext2/length_test03-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2552da43a16cb54d5090a24426eb170717bf5525 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:43:47,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:47,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:47,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:47,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:47,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:47,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:47,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:47,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:47,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:47,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:47,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:47,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:47,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:47,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:47,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:47,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:47,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:47,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:47,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:47,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:47,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:47,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:47,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:47,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:47,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:47,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:47,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:47,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:47,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:47,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:47,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:47,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:47,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:47,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:47,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:47,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:47,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:47,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:47,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:47,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:47,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:47,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:47,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:47,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:47,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:47,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:47,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:47,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:47,555 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:47,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:47,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:47,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:47,558 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:47,558 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:47,559 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:47,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:47,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:47,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:47,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:47,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:47,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:47,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:47,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:47,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:47,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:47,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:47,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:47,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:47,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2552da43a16cb54d5090a24426eb170717bf5525 [2019-11-27 17:43:48,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:48,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:48,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:48,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:48,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:48,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/length_test03-2.i [2019-11-27 17:43:48,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da3e8e2b/0e77cda3cf6d44ac90fe88772527e8dd/FLAG6680bc7cd [2019-11-27 17:43:49,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:49,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/length_test03-2.i [2019-11-27 17:43:49,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da3e8e2b/0e77cda3cf6d44ac90fe88772527e8dd/FLAG6680bc7cd [2019-11-27 17:43:49,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3da3e8e2b/0e77cda3cf6d44ac90fe88772527e8dd [2019-11-27 17:43:49,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:49,730 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:49,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:49,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:49,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:49,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:49" (1/1) ... [2019-11-27 17:43:49,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:49, skipping insertion in model container [2019-11-27 17:43:49,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:49" (1/1) ... [2019-11-27 17:43:49,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:49,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:50,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:50,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:50,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,026 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:51,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51 WrapperNode [2019-11-27 17:43:51,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:51,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:51,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:51,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,260 INFO L168 Benchmark]: Toolchain (without parser) took 1528.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -8.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,269 INFO L168 Benchmark]: CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1295.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:51,276 INFO L168 Benchmark]: Boogie Preprocessor took 224.74 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,284 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1295.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.74 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:43:55,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:55,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:55,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:55,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:55,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:55,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:55,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:55,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:55,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:55,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:55,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:55,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:55,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:55,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:55,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:55,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:55,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:55,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:55,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:55,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:55,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:55,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:55,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:55,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:55,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:55,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:55,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:55,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:55,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:55,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:55,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:55,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:55,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:55,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:55,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:55,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:55,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:55,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:55,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:55,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:55,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:55,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:55,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:55,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:55,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:55,326 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:55,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:55,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:55,327 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:55,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:55,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:55,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:55,329 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:55,330 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:55,333 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:55,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:55,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:55,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:55,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:55,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:55,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:55,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:55,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:55,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:55,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:55,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:55,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:55,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:55,339 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:55,339 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:55,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:55,342 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2552da43a16cb54d5090a24426eb170717bf5525 [2019-11-27 17:43:55,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:55,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:55,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:55,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:55,943 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:55,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/length_test03-2.i [2019-11-27 17:43:56,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a8c99988/7d97c56034ff402e8bf4475adb665c53/FLAG95d1ec0e1 [2019-11-27 17:43:57,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:57,351 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/length_test03-2.i [2019-11-27 17:43:57,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a8c99988/7d97c56034ff402e8bf4475adb665c53/FLAG95d1ec0e1 [2019-11-27 17:43:57,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a8c99988/7d97c56034ff402e8bf4475adb665c53 [2019-11-27 17:43:57,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:57,430 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:57,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:57,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:57,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:57,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:57" (1/1) ... [2019-11-27 17:43:57,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:57, skipping insertion in model container [2019-11-27 17:43:57,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:57" (1/1) ... [2019-11-27 17:43:57,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:57,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:58,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:58,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:58,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:58,966 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:58,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58 WrapperNode [2019-11-27 17:43:58,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:58,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:58,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:58,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:59,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:59,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:59,218 INFO L168 Benchmark]: Toolchain (without parser) took 1779.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,219 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1526.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:59,226 INFO L168 Benchmark]: Boogie Preprocessor took 234.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:59,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1526.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.75 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...