./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8 --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-2329fc7 [2022-12-13 17:26:00,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:26:00,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:26:00,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:26:00,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:26:00,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:26:00,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:26:00,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:26:00,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:26:00,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:26:00,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:26:00,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:26:00,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:26:00,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:26:00,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:26:00,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:26:00,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:26:00,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:26:00,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:26:00,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:26:00,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:26:00,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:26:00,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:26:00,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:26:00,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:26:00,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:26:00,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:26:00,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:26:00,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:26:00,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:26:00,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:26:00,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:26:00,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:26:00,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:26:00,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:26:00,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:26:00,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:26:00,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:26:00,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:26:00,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:26:00,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:26:00,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 17:26:00,680 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:26:00,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:26:00,680 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:26:00,680 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:26:00,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:26:00,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:26:00,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:26:00,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:26:00,682 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:26:00,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:26:00,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:26:00,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:26:00,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 17:26:00,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:26:00,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:26:00,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:26:00,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:26:00,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:26:00,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:26:00,685 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:26:00,686 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_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-12-13 17:26:00,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:26:00,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:26:00,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:26:00,903 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:26:00,903 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:26:00,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-12-13 17:26:03,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:26:03,856 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:26:03,857 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-12-13 17:26:03,886 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/6c7660388/6126af54a4404e9d94212d193c85c9ef/FLAGc491dadb6 [2022-12-13 17:26:03,900 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/6c7660388/6126af54a4404e9d94212d193c85c9ef [2022-12-13 17:26:03,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:26:03,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:26:03,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:26:03,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:26:03,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:26:03,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:26:03" (1/1) ... [2022-12-13 17:26:03,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ac3f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:26:03, skipping insertion in model container [2022-12-13 17:26:03,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:26:03" (1/1) ... [2022-12-13 17:26:03,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:26:03,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:26:04,961 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-13 17:26:04,969 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 17:26:04,970 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-13 17:26:04,972 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 17:26:04,984 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 17:26:04,988 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 17:26:04,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ed944ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:26:04, skipping insertion in model container [2022-12-13 17:26:04,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:26:04,989 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 17:26:04,991 INFO L158 Benchmark]: Toolchain (without parser) took 1087.05ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 76.7MB in the beginning and 107.3MB in the end (delta: -30.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2022-12-13 17:26:04,992 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:26:04,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1085.02ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 76.3MB in the beginning and 107.3MB in the end (delta: -31.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2022-12-13 17:26:04,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1085.02ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 76.3MB in the beginning and 107.3MB in the end (delta: -31.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8 --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- 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-2329fc7 [2022-12-13 17:26:06,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:26:06,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:26:06,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:26:06,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:26:06,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:26:06,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:26:06,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:26:06,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:26:06,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:26:06,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:26:06,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:26:06,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:26:06,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:26:06,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:26:06,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:26:06,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:26:06,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:26:06,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:26:06,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:26:06,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:26:06,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:26:06,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:26:06,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:26:06,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:26:06,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:26:06,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:26:06,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:26:06,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:26:06,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:26:06,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:26:06,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:26:06,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:26:06,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:26:06,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:26:06,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:26:06,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:26:06,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:26:06,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:26:06,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:26:06,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:26:06,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 17:26:06,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:26:06,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:26:06,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:26:06,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:26:06,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:26:06,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:26:06,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:26:06,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:26:06,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 17:26:06,334 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:26:06,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:26:06,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:26:06,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:26:06,336 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:26:06,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:26:06,341 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 17:26:06,341 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:26:06,341 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_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-12-13 17:26:06,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:26:06,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:26:06,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:26:06,559 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:26:06,560 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:26:06,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-12-13 17:26:09,275 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:26:09,530 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:26:09,530 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-12-13 17:26:09,548 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/5981c567d/d67c6652af5c4678b0d71b59a641d4a4/FLAG2623058a9 [2022-12-13 17:26:09,558 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d405a9b-8978-4339-af5d-7d60e13c70c6/bin/uautomizer-uyxdKDjOR8/data/5981c567d/d67c6652af5c4678b0d71b59a641d4a4 [2022-12-13 17:26:09,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:26:09,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:26:09,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:26:09,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:26:09,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:26:09,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:26:09" (1/1) ... [2022-12-13 17:26:09,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60836acb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:26:09, skipping insertion in model container [2022-12-13 17:26:09,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:26:09" (1/1) ... [2022-12-13 17:26:09,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:26:09,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:26:10,476 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-13 17:26:10,482 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 17:26:10,483 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-13 17:26:10,485 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 17:26:10,492 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 17:26:10,495 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 17:26:10,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6431b365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:26:10, skipping insertion in model container [2022-12-13 17:26:10,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:26:10,496 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 17:26:10,497 INFO L158 Benchmark]: Toolchain (without parser) took 935.61ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 44.8MB in the end (delta: -1.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-12-13 17:26:10,498 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:26:10,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 934.13ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 44.8MB in the end (delta: -1.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-12-13 17:26:10,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 934.13ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 44.8MB in the end (delta: -1.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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