./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/who-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_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD --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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 ............................................................................................................................... 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_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/who-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD --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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 .................................................................................................................................. 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 23:05:31,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:05:31,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:05:31,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:05:31,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:05:31,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:05:31,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:05:31,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:05:31,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:05:31,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:05:31,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:05:31,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:05:31,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:05:31,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:05:31,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:05:31,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:05:31,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:05:31,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:05:31,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:05:31,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:05:31,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:05:31,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:05:31,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:05:31,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:05:31,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:05:31,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:05:31,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:05:31,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:05:31,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:05:31,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:05:31,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:05:31,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:05:31,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:05:31,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:05:31,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:05:31,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:05:31,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:05:31,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:05:31,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:05:31,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:05:31,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:05:31,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:05:31,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:05:31,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:05:31,433 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:05:31,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:05:31,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:05:31,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:05:31,436 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:05:31,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:05:31,436 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:05:31,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:05:31,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:05:31,437 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:05:31,438 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:05:31,438 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:05:31,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:05:31,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:05:31,439 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:05:31,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:05:31,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:05:31,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:05:31,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:05:31,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:05:31,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:05:31,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:05:31,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:05:31,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:05:31,441 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_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-28 23:05:31,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:05:31,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:05:31,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:05:31,840 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:05:31,841 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:05:31,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 23:05:31,944 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/47c5aeffb/bb200a482ce8471485c840529c8ea68b/FLAG25e7eb271 [2021-10-28 23:05:32,912 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:05:32,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 23:05:32,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/47c5aeffb/bb200a482ce8471485c840529c8ea68b/FLAG25e7eb271 [2021-10-28 23:05:33,416 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/47c5aeffb/bb200a482ce8471485c840529c8ea68b [2021-10-28 23:05:33,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:05:33,422 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:05:33,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:33,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:05:33,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:05:33,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:33" (1/1) ... [2021-10-28 23:05:33,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ede793d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:33, skipping insertion in model container [2021-10-28 23:05:33,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:33" (1/1) ... [2021-10-28 23:05:33,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:05:33,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:05:35,204 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 23:05:35,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2269c73f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:35, skipping insertion in model container [2021-10-28 23:05:35,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:35,216 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:05:35,219 INFO L168 Benchmark]: Toolchain (without parser) took 1795.87 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 51.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:35,221 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 96.5 MB. Free memory is still 76.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:05:35,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1792.43 ms. Allocated memory is still 96.5 MB. Free memory was 53.9 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:35,226 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 96.5 MB. Free memory is still 76.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1792.43 ms. Allocated memory is still 96.5 MB. Free memory was 53.9 MB in the beginning and 52.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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 23:05:38,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:05:38,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:05:38,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:05:38,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:05:38,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:05:38,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:05:38,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:05:38,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:05:38,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:05:38,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:05:38,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:05:38,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:05:38,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:05:38,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:05:38,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:05:38,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:05:38,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:05:38,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:05:38,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:05:38,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:05:38,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:05:38,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:05:38,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:05:38,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:05:38,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:05:38,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:05:38,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:05:38,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:05:38,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:05:38,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:05:38,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:05:38,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:05:38,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:05:38,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:05:38,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:05:38,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:05:38,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:05:38,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:05:38,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:05:38,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:05:38,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:05:38,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:05:38,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:05:38,333 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:05:38,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:05:38,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:05:38,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:05:38,337 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:05:38,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:05:38,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:05:38,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:05:38,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:05:38,340 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:05:38,340 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:05:38,341 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:05:38,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:05:38,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:05:38,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:05:38,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:05:38,342 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:05:38,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:05:38,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:05:38,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:05:38,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:05:38,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:05:38,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:05:38,344 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:05:38,345 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:05:38,345 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:05:38,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:05:38,346 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_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2021-10-28 23:05:38,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:05:38,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:05:38,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:05:38,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:05:38,946 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:05:38,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 23:05:39,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/d3303d51e/7b456c87231048a7a713a63bad8e942c/FLAGa43be9261 [2021-10-28 23:05:40,118 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:05:40,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-10-28 23:05:40,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/d3303d51e/7b456c87231048a7a713a63bad8e942c/FLAGa43be9261 [2021-10-28 23:05:40,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e95d4e4-91d2-47c9-b083-3b7a86beb2df/bin/uautomizer-GMMbpWq8iD/data/d3303d51e/7b456c87231048a7a713a63bad8e942c [2021-10-28 23:05:40,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:05:40,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:05:40,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:40,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:05:40,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:05:40,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:40" (1/1) ... [2021-10-28 23:05:40,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b5b22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:40, skipping insertion in model container [2021-10-28 23:05:40,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:40" (1/1) ... [2021-10-28 23:05:40,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:05:40,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:05:42,601 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-10-28 23:05:42,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6943fb81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:42, skipping insertion in model container [2021-10-28 23:05:42,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:42,603 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:05:42,606 INFO L168 Benchmark]: Toolchain (without parser) took 2010.07 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 31.1 MB in the beginning and 42.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:42,607 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 50.3 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 24.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:05:42,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2006.77 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 42.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:42,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 50.3 MB. Free memory was 30.1 MB in the beginning and 30.1 MB in the end (delta: 24.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2006.77 ms. Allocated memory was 50.3 MB in the beginning and 65.0 MB in the end (delta: 14.7 MB). Free memory was 31.0 MB in the beginning and 42.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...