./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 38b53e6a 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_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/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_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/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_f1a358e8-4ce5-4f6e-a22b-454088b23342/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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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 18:30:38,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:30:38,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:30:38,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:30:38,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:30:38,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:30:38,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:30:38,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:30:38,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:30:38,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:30:38,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:30:38,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:30:38,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:30:38,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:30:38,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:30:38,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:30:38,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:30:38,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:30:38,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:30:38,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:30:38,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:30:38,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:30:38,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:30:38,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:30:38,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:30:38,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:30:38,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:30:38,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:30:38,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:30:38,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:30:38,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:30:38,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:30:38,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:30:38,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:30:38,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:30:38,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:30:38,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:30:38,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:30:38,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:30:38,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:30:38,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:30:38,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 18:30:39,016 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:30:39,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:30:39,018 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:30:39,018 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:30:39,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:30:39,019 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:30:39,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:30:39,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:30:39,020 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:30:39,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:30:39,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:30:39,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:30:39,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:30:39,023 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:30:39,023 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:30:39,023 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:30:39,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:30:39,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:30:39,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:30:39,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:30:39,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:30:39,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:30:39,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:30:39,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:30:39,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:30:39,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:30:39,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:30:39,025 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:30:39,026 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:30:39,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:30:39,026 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_f1a358e8-4ce5-4f6e-a22b-454088b23342/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-25 18:30:39,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:30:39,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:30:39,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:30:39,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:30:39,302 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:30:39,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 18:30:42,448 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:30:42,819 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:30:42,819 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 18:30:42,853 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/9f64b9607/94de205351a643d6b93e4abac8df9b9e/FLAG8d166d194 [2022-11-25 18:30:42,867 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/9f64b9607/94de205351a643d6b93e4abac8df9b9e [2022-11-25 18:30:42,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:30:42,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:30:42,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:30:42,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:30:42,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:30:42,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:42" (1/1) ... [2022-11-25 18:30:42,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f624b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:42, skipping insertion in model container [2022-11-25 18:30:42,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:42" (1/1) ... [2022-11-25 18:30:42,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:30:42,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:30:44,087 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 18:30:44,111 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 18:30:44,130 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-25 18:30:44,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52534e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:44, skipping insertion in model container [2022-11-25 18:30:44,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:30:44,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:30:44,134 INFO L158 Benchmark]: Toolchain (without parser) took 1261.73ms. Allocated memory is still 190.8MB. Free memory was 140.5MB in the beginning and 116.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 18:30:44,135 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 140.5MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:30:44,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1259.23ms. Allocated memory is still 190.8MB. Free memory was 139.9MB in the beginning and 117.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 18:30:44,138 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 140.5MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1259.23ms. Allocated memory is still 190.8MB. Free memory was 139.9MB in the beginning and 117.5MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: 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_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/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_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/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_f1a358e8-4ce5-4f6e-a22b-454088b23342/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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- 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 18:30:46,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:30:46,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:30:46,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:30:46,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:30:46,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:30:46,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:30:46,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:30:46,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:30:46,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:30:46,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:30:46,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:30:46,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:30:46,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:30:46,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:30:46,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:30:46,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:30:46,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:30:46,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:30:46,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:30:46,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:30:46,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:30:46,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:30:46,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:30:46,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:30:46,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:30:46,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:30:46,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:30:46,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:30:46,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:30:46,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:30:46,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:30:46,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:30:46,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:30:46,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:30:46,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:30:46,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:30:46,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:30:46,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:30:46,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:30:46,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:30:46,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 18:30:46,518 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:30:46,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:30:46,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:30:46,520 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:30:46,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:30:46,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:30:46,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:30:46,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:30:46,522 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:30:46,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:30:46,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:30:46,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:30:46,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:30:46,524 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:30:46,524 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:30:46,524 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:30:46,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:30:46,525 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:30:46,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:30:46,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:30:46,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:30:46,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:30:46,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:30:46,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:30:46,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:30:46,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:30:46,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:30:46,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:30:46,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:30:46,527 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:30:46,527 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:30:46,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:30:46,528 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:30:46,528 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_f1a358e8-4ce5-4f6e-a22b-454088b23342/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-25 18:30:46,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:30:46,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:30:46,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:30:46,948 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:30:46,949 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:30:46,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 18:30:50,051 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:30:50,549 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:30:50,550 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-25 18:30:50,584 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/bee916e65/bfb511bea8424492961f2694a467284d/FLAG9c5003b7d [2022-11-25 18:30:50,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1a358e8-4ce5-4f6e-a22b-454088b23342/bin/uautomizer-ZsLfNo2U6R/data/bee916e65/bfb511bea8424492961f2694a467284d [2022-11-25 18:30:50,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:30:50,612 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:30:50,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:30:50,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:30:50,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:30:50,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:50" (1/1) ... [2022-11-25 18:30:50,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5e6e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:50, skipping insertion in model container [2022-11-25 18:30:50,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:30:50" (1/1) ... [2022-11-25 18:30:50,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:30:50,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:30:51,956 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 18:30:51,976 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 18:30:51,987 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-25 18:30:51,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f559164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:30:51, skipping insertion in model container [2022-11-25 18:30:51,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:30:51,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:30:51,991 INFO L158 Benchmark]: Toolchain (without parser) took 1378.45ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 47.0MB in the end (delta: 1.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-25 18:30:51,992 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:30:51,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1374.26ms. Allocated memory is still 75.5MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2022-11-25 18:30:51,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1374.26ms. Allocated memory is still 75.5MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.6MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: 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