./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF --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 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:19:56,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:19:56,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:19:56,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:19:56,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:19:56,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:19:56,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:19:56,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:19:56,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:19:56,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:19:56,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:19:56,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:19:56,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:19:56,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:19:56,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:19:56,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:19:56,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:19:56,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:19:56,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:19:56,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:19:56,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:19:56,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:19:56,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:19:56,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:19:56,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:19:56,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:19:56,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:19:56,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:19:56,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:19:56,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:19:56,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:19:56,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:19:56,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:19:56,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:19:56,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:19:56,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:19:56,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:19:56,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:19:56,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:19:56,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:19:56,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:19:56,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 07:19:56,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:19:56,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:19:56,234 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:19:56,234 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:19:56,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:19:56,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:19:56,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:19:56,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:19:56,236 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:19:56,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:19:56,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:19:56,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:19:56,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:19:56,237 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:19:56,237 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:19:56,237 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:19:56,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:19:56,238 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:19:56,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:19:56,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:19:56,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:19:56,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:19:56,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:19:56,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2021-11-20 07:19:56,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:19:56,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:19:56,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:19:56,501 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:19:56,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:19:56,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-20 07:19:56,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/589ee95b3/c1d82ed7102b49a3acc914cba64b158a/FLAG1c6cd7eaf [2021-11-20 07:19:57,314 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:19:57,315 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-20 07:19:57,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/589ee95b3/c1d82ed7102b49a3acc914cba64b158a/FLAG1c6cd7eaf [2021-11-20 07:19:57,458 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/589ee95b3/c1d82ed7102b49a3acc914cba64b158a [2021-11-20 07:19:57,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:19:57,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:19:57,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:19:57,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:19:57,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:19:57,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:19:57" (1/1) ... [2021-11-20 07:19:57,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a537745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:19:57, skipping insertion in model container [2021-11-20 07:19:57,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:19:57" (1/1) ... [2021-11-20 07:19:57,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:19:57,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:19:58,997 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:19:58,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d3c3d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:19:58, skipping insertion in model container [2021-11-20 07:19:58,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:19:58,999 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:19:59,002 INFO L158 Benchmark]: Toolchain (without parser) took 1536.84ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.9MB in the beginning and 92.0MB in the end (delta: -26.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-20 07:19:59,003 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:19:59,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1534.09ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.9MB in the beginning and 92.0MB in the end (delta: -26.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-20 07:19:59,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1534.09ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 65.9MB in the beginning and 92.0MB in the end (delta: -26.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF --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 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:20:01,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:20:01,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:20:01,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:20:01,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:20:01,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:20:01,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:20:01,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:20:01,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:20:01,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:20:01,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:20:01,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:20:01,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:20:01,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:20:01,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:20:01,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:20:01,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:20:01,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:20:01,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:20:01,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:20:01,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:20:01,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:20:01,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:20:01,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:20:01,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:20:01,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:20:01,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:20:01,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:20:01,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:20:01,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:20:01,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:20:01,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:20:01,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:20:01,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:20:01,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:20:01,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:20:01,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:20:01,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:20:01,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:20:01,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:20:01,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:20:01,461 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 07:20:01,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:20:01,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:20:01,487 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:20:01,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:20:01,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:20:01,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:20:01,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:20:01,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:20:01,490 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:20:01,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:20:01,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:20:01,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:20:01,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:20:01,491 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:20:01,491 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:20:01,492 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:20:01,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:20:01,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:20:01,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:20:01,492 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:20:01,493 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:20:01,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:20:01,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:20:01,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:20:01,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:20:01,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:20:01,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:20:01,494 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:20:01,495 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:20:01,495 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:20:01,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:20:01,495 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2021-11-20 07:20:01,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:20:01,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:20:01,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:20:01,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:20:01,923 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:20:01,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-20 07:20:01,996 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/33347f3bc/875ea0acbf244193aa81a3b8c48b2219/FLAG14b2173a6 [2021-11-20 07:20:02,936 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:20:02,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-11-20 07:20:02,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/33347f3bc/875ea0acbf244193aa81a3b8c48b2219/FLAG14b2173a6 [2021-11-20 07:20:03,420 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff1ca4c3-07c4-4adb-b84a-99fa522e8c1e/bin/uautomizer-DQz5hQGWxF/data/33347f3bc/875ea0acbf244193aa81a3b8c48b2219 [2021-11-20 07:20:03,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:20:03,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:20:03,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:20:03,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:20:03,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:20:03,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:20:03" (1/1) ... [2021-11-20 07:20:03,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b18d75b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:20:03, skipping insertion in model container [2021-11-20 07:20:03,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:20:03" (1/1) ... [2021-11-20 07:20:03,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:20:03,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:20:04,968 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:20:04,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59bb3a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:20:04, skipping insertion in model container [2021-11-20 07:20:04,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:20:04,970 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:20:04,981 INFO L158 Benchmark]: Toolchain (without parser) took 1546.50ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.3MB in the beginning and 43.9MB in the end (delta: -6.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-20 07:20:04,982 INFO L158 Benchmark]: CDTParser took 2.07ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:20:04,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1544.26ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.1MB in the beginning and 43.9MB in the end (delta: -6.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-20 07:20:04,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1544.26ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.1MB in the beginning and 43.9MB in the end (delta: -6.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN