./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:12:21,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:12:21,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:12:21,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:12:21,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:12:21,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:12:21,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:12:21,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:12:21,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:12:21,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:12:21,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:12:21,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:12:21,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:12:21,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:12:21,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:12:21,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:12:21,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:12:21,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:12:21,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:12:21,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:12:21,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:12:21,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:12:21,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:12:21,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:12:21,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:12:21,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:12:21,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:12:21,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:12:21,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:12:21,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:12:21,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:12:21,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:12:21,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:12:21,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:12:21,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:12:21,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:12:21,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:12:21,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:12:21,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:12:21,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:12:21,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:12:21,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:12:21,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:12:21,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:12:21,464 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:12:21,464 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:12:21,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:12:21,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:12:21,467 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:12:21,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:12:21,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:12:21,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:12:21,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:12:21,470 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:12:21,470 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:12:21,471 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:12:21,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:12:21,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:12:21,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:12:21,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:12:21,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:12:21,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:12:21,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:12:21,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:12:21,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:12:21,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:12:21,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:12:21,475 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:12:21,475 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_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-28 09:12:21,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:12:21,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:12:21,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:12:21,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:12:21,868 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:12:21,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 09:12:21,971 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/46841390c/b5b7c498ca574ab1b484b4e67e23e622/FLAG3a501cf27 [2021-10-28 09:12:23,034 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:12:23,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 09:12:23,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/46841390c/b5b7c498ca574ab1b484b4e67e23e622/FLAG3a501cf27 [2021-10-28 09:12:23,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/46841390c/b5b7c498ca574ab1b484b4e67e23e622 [2021-10-28 09:12:23,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:12:23,559 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:12:23,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:12:23,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:12:23,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:12:23,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:12:23" (1/1) ... [2021-10-28 09:12:23,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9e19fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:12:23, skipping insertion in model container [2021-10-28 09:12:23,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:12:23" (1/1) ... [2021-10-28 09:12:23,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:12:23,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:12:25,271 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:12:25,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a3c715f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:12:25, skipping insertion in model container [2021-10-28 09:12:25,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:12:25,273 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:12:25,277 INFO L168 Benchmark]: Toolchain (without parser) took 1716.04 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 72.0 MB in the beginning and 116.7 MB in the end (delta: -44.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:12:25,279 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 109.1 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:12:25,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.99 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 71.7 MB in the beginning and 116.7 MB in the end (delta: -45.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:12:25,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 109.1 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1711.99 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 71.7 MB in the beginning and 116.7 MB in the end (delta: -45.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:12:28,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:12:28,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:12:28,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:12:28,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:12:28,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:12:28,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:12:28,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:12:28,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:12:28,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:12:28,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:12:28,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:12:28,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:12:28,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:12:28,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:12:28,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:12:28,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:12:28,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:12:28,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:12:28,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:12:28,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:12:28,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:12:28,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:12:28,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:12:28,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:12:28,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:12:28,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:12:28,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:12:28,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:12:28,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:12:28,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:12:28,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:12:28,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:12:28,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:12:28,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:12:28,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:12:28,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:12:28,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:12:28,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:12:28,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:12:28,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:12:28,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:12:28,352 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:12:28,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:12:28,354 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:12:28,354 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:12:28,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:12:28,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:12:28,358 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:12:28,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:12:28,358 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:12:28,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:12:28,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:12:28,361 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:12:28,361 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:12:28,361 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:12:28,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:12:28,362 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:12:28,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:12:28,363 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:12:28,363 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:12:28,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:12:28,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:12:28,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:12:28,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:12:28,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:12:28,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:12:28,365 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:12:28,365 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:12:28,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:12:28,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:12:28,366 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_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-28 09:12:28,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:12:28,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:12:28,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:12:28,938 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:12:28,939 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:12:28,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 09:12:29,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/4d06c131d/79d5dd507e2b417db80dda3a7b6874a3/FLAG1bfbf6e01 [2021-10-28 09:12:30,085 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:12:30,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 09:12:30,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/4d06c131d/79d5dd507e2b417db80dda3a7b6874a3/FLAG1bfbf6e01 [2021-10-28 09:12:30,463 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f061ff28-4dfd-4a71-b0d0-4eec08f09c38/bin/uautomizer-UnR33cPsHg/data/4d06c131d/79d5dd507e2b417db80dda3a7b6874a3 [2021-10-28 09:12:30,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:12:30,467 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:12:30,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:12:30,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:12:30,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:12:30,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:12:30" (1/1) ... [2021-10-28 09:12:30,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c745553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:12:30, skipping insertion in model container [2021-10-28 09:12:30,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:12:30" (1/1) ... [2021-10-28 09:12:30,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:12:30,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:12:32,324 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 09:12:32,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5425eba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:12:32, skipping insertion in model container [2021-10-28 09:12:32,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:12:32,326 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:12:32,330 INFO L168 Benchmark]: Toolchain (without parser) took 1861.62 ms. Allocated memory is still 88.1 MB. Free memory was 48.8 MB in the beginning and 57.6 MB in the end (delta: -8.9 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:12:32,332 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:12:32,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1857.81 ms. Allocated memory is still 88.1 MB. Free memory was 48.6 MB in the beginning and 57.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:12:32,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 88.1 MB. Free memory was 70.1 MB in the beginning and 70.0 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1857.81 ms. Allocated memory is still 88.1 MB. Free memory was 48.6 MB in the beginning and 57.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...