./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 16:59:57,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:59:57,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:59:57,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:59:57,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:59:57,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:59:57,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:59:57,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:59:57,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:59:57,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:59:57,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:59:57,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:59:57,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:59:57,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:59:57,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:59:57,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:59:57,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:59:57,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:59:57,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:59:57,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:59:57,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:59:57,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:59:57,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:59:57,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:59:57,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:59:57,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:59:57,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:59:57,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:59:57,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:59:57,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:59:57,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:59:57,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:59:57,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:59:57,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:59:57,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:59:57,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:59:57,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:59:57,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:59:57,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:59:57,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:59:57,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:59:57,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 16:59:57,312 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:59:57,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:59:57,324 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:59:57,325 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:59:57,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:59:57,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:59:57,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:59:57,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:59:57,328 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:59:57,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:59:57,329 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:59:57,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:59:57,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:59:57,330 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 16:59:57,331 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 16:59:57,331 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 16:59:57,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:59:57,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:59:57,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:59:57,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:59:57,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:59:57,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:59:57,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:59:57,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:59:57,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:59:57,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:59:57,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:59:57,334 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:59:57,335 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:59:57,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:59:57,335 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-25 16:59:57,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:59:57,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:59:57,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:59:57,711 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:59:57,713 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:59:57,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:00:01,210 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:00:01,903 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:00:01,904 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:00:01,956 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/666ae8f90/91b8f20f95244b03892b72028099d882/FLAG05a266d02 [2022-11-25 17:00:01,977 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/666ae8f90/91b8f20f95244b03892b72028099d882 [2022-11-25 17:00:01,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:00:01,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:00:01,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:00:01,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:00:01,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:00:01,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:01" (1/1) ... [2022-11-25 17:00:01,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fae4877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:01, skipping insertion in model container [2022-11-25 17:00:01,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:01" (1/1) ... [2022-11-25 17:00:02,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:00:02,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:00:04,422 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:00:04,424 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:00:04,426 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 17:00:04,427 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 17:00:04,429 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:00:04,442 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:00:04,449 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2022-11-25 17:00:04,450 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2022-11-25 17:00:04,455 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-25 17:00:04,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3957ecba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:04, skipping insertion in model container [2022-11-25 17:00:04,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:00:04,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:00:04,460 INFO L158 Benchmark]: Toolchain (without parser) took 2475.37ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 89.8MB in the beginning and 178.6MB in the end (delta: -88.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2022-11-25 17:00:04,461 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 111.0MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:00:04,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2468.47ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 89.8MB in the beginning and 178.6MB in the end (delta: -88.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2022-11-25 17:00:04,464 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 111.0MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2468.47ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 89.8MB in the beginning and 178.6MB in the end (delta: -88.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:00:07,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:00:07,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:00:07,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:00:07,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:00:07,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:00:07,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:00:07,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:00:07,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:00:07,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:00:07,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:00:07,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:00:07,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:00:07,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:00:07,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:00:07,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:00:07,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:00:07,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:00:07,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:00:07,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:00:07,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:00:07,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:00:07,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:00:07,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:00:07,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:00:07,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:00:07,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:00:07,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:00:07,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:00:07,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:00:07,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:00:07,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:00:07,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:00:07,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:00:07,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:00:07,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:00:07,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:00:07,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:00:07,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:00:07,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:00:07,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:00:07,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 17:00:07,364 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:00:07,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:00:07,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:00:07,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:00:07,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:00:07,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:00:07,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:00:07,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:00:07,370 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:00:07,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:00:07,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:00:07,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:00:07,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:00:07,372 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 17:00:07,373 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 17:00:07,373 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 17:00:07,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:00:07,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 17:00:07,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 17:00:07,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 17:00:07,374 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:00:07,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:00:07,375 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:00:07,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:00:07,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:00:07,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:00:07,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:00:07,376 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 17:00:07,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 17:00:07,377 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:00:07,377 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:00:07,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:00:07,378 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 17:00:07,378 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-25 17:00:07,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:00:07,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:00:07,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:00:07,947 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:00:07,948 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:00:07,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:00:11,573 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:00:12,344 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:00:12,344 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-25 17:00:12,379 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/c5bff60f7/91cdbba653834ab4b748ded1dd217619/FLAG4bd416fbc [2022-11-25 17:00:12,403 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5fd02e-72e9-4ff0-8a7d-d516119986c8/bin/uautomizer-ZsLfNo2U6R/data/c5bff60f7/91cdbba653834ab4b748ded1dd217619 [2022-11-25 17:00:12,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:00:12,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:00:12,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:00:12,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:00:12,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:00:12,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:12" (1/1) ... [2022-11-25 17:00:12,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c85972b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:12, skipping insertion in model container [2022-11-25 17:00:12,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:00:12" (1/1) ... [2022-11-25 17:00:12,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:00:12,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:00:15,490 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:00:15,492 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-25 17:00:15,494 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-11-25 17:00:15,495 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-11-25 17:00:15,498 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 17:00:15,516 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 17:00:15,524 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2022-11-25 17:00:15,535 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2022-11-25 17:00:15,540 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-25 17:00:15,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6569ea1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:00:15, skipping insertion in model container [2022-11-25 17:00:15,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:00:15,541 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 17:00:15,547 INFO L158 Benchmark]: Toolchain (without parser) took 3134.09ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 55.0MB in the beginning and 58.7MB in the end (delta: -3.7MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-11-25 17:00:15,548 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 86.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:00:15,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3127.93ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 54.8MB in the beginning and 58.7MB in the end (delta: -3.9MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-11-25 17:00:15,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 86.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3127.93ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 54.8MB in the beginning and 58.7MB in the end (delta: -3.9MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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