./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 e04fb08f 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_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/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_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 10:58:47,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:58:47,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:58:47,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:58:47,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:58:47,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:58:47,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:58:47,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:58:47,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:58:47,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:58:47,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:58:47,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:58:47,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:58:47,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:58:47,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:58:47,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:58:47,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:58:47,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:58:47,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:58:47,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:58:47,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:58:47,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:58:47,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:58:47,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:58:47,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:58:47,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:58:47,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:58:47,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:58:47,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:58:47,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:58:47,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:58:47,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:58:47,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:58:47,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:58:47,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:58:47,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:58:47,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:58:47,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:58:47,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:58:47,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:58:47,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:58:47,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-16 10:58:47,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:58:47,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:58:47,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:58:47,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:58:47,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:58:47,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:58:47,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:58:47,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:58:47,488 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:58:47,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:58:47,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 10:58:47,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:58:47,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:58:47,491 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 10:58:47,491 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 10:58:47,491 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 10:58:47,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:58:47,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:58:47,492 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:58:47,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:58:47,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:58:47,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:58:47,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:58:47,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:58:47,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:58:47,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:58:47,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:58:47,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-16 10:58:47,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:58:47,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:58:47,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:58:47,812 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:58:47,813 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:58:47,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 10:58:47,880 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/8f8892501/dc453c0670da49a39396a33261da51e2/FLAG0a125d043 [2022-11-16 10:58:48,633 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:58:48,633 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 10:58:48,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/8f8892501/dc453c0670da49a39396a33261da51e2/FLAG0a125d043 [2022-11-16 10:58:48,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/8f8892501/dc453c0670da49a39396a33261da51e2 [2022-11-16 10:58:48,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:58:48,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:58:48,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:58:48,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:58:48,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:58:48,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:58:48" (1/1) ... [2022-11-16 10:58:48,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7667bbb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:58:48, skipping insertion in model container [2022-11-16 10:58:48,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:58:48" (1/1) ... [2022-11-16 10:58:48,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:58:48,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:58:49,977 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-16 10:58:49,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4582922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:58:49, skipping insertion in model container [2022-11-16 10:58:49,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:58:49,979 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 10:58:49,980 INFO L158 Benchmark]: Toolchain (without parser) took 1203.53ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 79.9MB in the end (delta: -8.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-16 10:58:49,981 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 117.4MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:58:49,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1200.53ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 79.9MB in the end (delta: -9.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-16 10:58:49,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 117.4MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1200.53ms. Allocated memory is still 117.4MB. Free memory was 70.8MB in the beginning and 79.9MB in the end (delta: -9.1MB). Peak memory consumption was 9.5MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/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_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 10:58:52,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:58:52,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:58:52,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:58:52,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:58:52,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:58:52,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:58:52,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:58:52,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:58:52,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:58:52,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:58:52,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:58:52,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:58:52,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:58:52,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:58:52,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:58:52,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:58:52,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:58:52,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:58:52,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:58:52,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:58:52,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:58:52,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:58:52,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:58:52,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:58:52,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:58:52,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:58:52,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:58:52,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:58:52,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:58:52,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:58:52,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:58:52,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:58:52,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:58:52,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:58:52,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:58:52,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:58:52,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:58:52,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:58:52,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:58:52,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:58:52,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-16 10:58:52,248 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:58:52,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:58:52,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:58:52,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:58:52,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:58:52,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:58:52,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:58:52,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:58:52,252 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:58:52,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:58:52,254 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 10:58:52,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:58:52,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:58:52,254 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 10:58:52,255 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 10:58:52,255 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 10:58:52,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:58:52,255 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:58:52,256 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 10:58:52,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 10:58:52,256 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:58:52,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:58:52,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:58:52,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:58:52,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:58:52,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:58:52,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:58:52,258 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 10:58:52,258 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 10:58:52,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 10:58:52,259 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-16 10:58:52,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:58:52,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:58:52,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:58:52,737 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:58:52,738 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:58:52,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 10:58:52,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/cffb42691/af76b02734514f7c9d1a9f777413a96d/FLAG2a2730332 [2022-11-16 10:58:53,532 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:58:53,532 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-16 10:58:53,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/cffb42691/af76b02734514f7c9d1a9f777413a96d/FLAG2a2730332 [2022-11-16 10:58:53,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad011620-ceb6-49a0-ac4f-2ea59f82a7fb/bin/uautomizer-tPACEb0tL8/data/cffb42691/af76b02734514f7c9d1a9f777413a96d [2022-11-16 10:58:53,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:58:53,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:58:53,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:58:53,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:58:53,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:58:53,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:58:53" (1/1) ... [2022-11-16 10:58:53,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aec2514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:58:53, skipping insertion in model container [2022-11-16 10:58:53,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:58:53" (1/1) ... [2022-11-16 10:58:53,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:58:53,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:58:54,924 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-16 10:58:54,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b74742b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:58:54, skipping insertion in model container [2022-11-16 10:58:54,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:58:54,925 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 10:58:54,927 INFO L158 Benchmark]: Toolchain (without parser) took 1266.14ms. Allocated memory is still 88.1MB. Free memory was 68.5MB in the beginning and 59.5MB in the end (delta: 9.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-11-16 10:58:54,927 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:58:54,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1262.98ms. Allocated memory is still 88.1MB. Free memory was 68.2MB in the beginning and 59.5MB in the end (delta: 8.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-11-16 10:58:54,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1262.98ms. Allocated memory is still 88.1MB. Free memory was 68.2MB in the beginning and 59.5MB in the end (delta: 8.7MB). Peak memory consumption was 14.2MB. 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