./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/array-memsafety/cstrchr-alloca-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 276936ba1494f32a328b3de86f664a380d5263e9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-memsafety/cstrchr-alloca-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 276936ba1494f32a328b3de86f664a380d5263e9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:55:38,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:38,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:38,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:38,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:38,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:38,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:38,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:38,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:38,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:38,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:38,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:38,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:38,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:38,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:38,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:38,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:38,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:38,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:38,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:38,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:38,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:38,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:38,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:38,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:38,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:38,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:38,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:38,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:38,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:38,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:38,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:38,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:38,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:38,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:38,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:38,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:38,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:38,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:38,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:38,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:38,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:38,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:38,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:38,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:38,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:38,458 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:38,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:38,459 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:38,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:38,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:38,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:38,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:38,462 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:38,462 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:38,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:38,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:38,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:38,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:38,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:38,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:38,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:38,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:38,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:38,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:38,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:38,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:38,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:38,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:38,471 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 -> 276936ba1494f32a328b3de86f664a380d5263e9 [2019-11-26 17:55:39,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:39,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:39,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:39,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:39,082 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:39,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2019-11-26 17:55:39,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d45f7315/a9fa922cd95d4e6b8739d4249ccf10ce/FLAGeaf2a4603 [2019-11-26 17:55:40,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:40,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2019-11-26 17:55:40,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d45f7315/a9fa922cd95d4e6b8739d4249ccf10ce/FLAGeaf2a4603 [2019-11-26 17:55:40,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d45f7315/a9fa922cd95d4e6b8739d4249ccf10ce [2019-11-26 17:55:40,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:40,531 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:40,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:40,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:40,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:40,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:40" (1/1) ... [2019-11-26 17:55:40,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668943ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:40, skipping insertion in model container [2019-11-26 17:55:40,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:40" (1/1) ... [2019-11-26 17:55:40,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:40,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:41,061 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:41,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a08b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41, skipping insertion in model container [2019-11-26 17:55:41,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:41,066 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:41,075 INFO L168 Benchmark]: Toolchain (without parser) took 542.75 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:41,076 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-26 17:55:41,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:41,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 531.92 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 128]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:55:44,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:44,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:44,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:44,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:44,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:44,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:44,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:44,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:44,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:44,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:44,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:44,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:44,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:44,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:44,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:44,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:44,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:44,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:44,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:44,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:44,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:45,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:45,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:45,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:45,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:45,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:45,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:45,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:45,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:45,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:45,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:45,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:45,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:45,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:45,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:45,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:45,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:45,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:45,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:45,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:45,041 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:45,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:45,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:45,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:45,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:45,090 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:45,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:45,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:45,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:45,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:45,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:45,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:45,093 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:45,093 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:45,094 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:45,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:45,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:45,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:45,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:45,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:45,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:45,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:45,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:45,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:45,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:45,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:45,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:45,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:45,103 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:45,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:45,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:45,106 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 -> 276936ba1494f32a328b3de86f664a380d5263e9 [2019-11-26 17:55:45,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:45,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:45,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:45,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:45,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:45,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2019-11-26 17:55:45,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f608c3d/da0c777b05e941bf82991e32991b5664/FLAGd407fc04b [2019-11-26 17:55:47,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:47,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrchr-alloca-2.i [2019-11-26 17:55:47,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f608c3d/da0c777b05e941bf82991e32991b5664/FLAGd407fc04b [2019-11-26 17:55:47,134 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78f608c3d/da0c777b05e941bf82991e32991b5664 [2019-11-26 17:55:47,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:47,149 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:47,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:47,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:47,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:47,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:47" (1/1) ... [2019-11-26 17:55:47,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:47, skipping insertion in model container [2019-11-26 17:55:47,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:47" (1/1) ... [2019-11-26 17:55:47,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:47,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:47,679 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:47,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b40741a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:47, skipping insertion in model container [2019-11-26 17:55:47,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:47,685 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:47,693 INFO L168 Benchmark]: Toolchain (without parser) took 538.48 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:47,694 INFO L168 Benchmark]: CDTParser took 1.81 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. [2019-11-26 17:55:47,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.65 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:47,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 532.65 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 128]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...