./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 8393723b 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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 18:35:26,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:35:26,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:35:26,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:35:26,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:35:26,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:35:26,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:35:26,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:35:26,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:35:26,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:35:26,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:35:26,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:35:26,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:35:26,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:35:26,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:35:26,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:35:26,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:35:26,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:35:26,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:35:26,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:35:26,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:35:26,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:35:26,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:35:26,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:35:26,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:35:26,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:35:26,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:35:26,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:35:26,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:35:26,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:35:26,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:35:26,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:35:26,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:35:26,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:35:26,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:35:26,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:35:26,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:35:26,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:35:26,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:35:26,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:35:26,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:35:26,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-18 18:35:26,748 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:35:26,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:35:26,749 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:35:26,749 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:35:26,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:35:26,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:35:26,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:35:26,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:35:26,752 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:35:26,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:35:26,752 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:35:26,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:35:26,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:35:26,753 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:35:26,754 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:35:26,754 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:35:26,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:35:26,754 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:35:26,755 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:35:26,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:35:26,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:35:26,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:35:26,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:35:26,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:35:26,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:35:26,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:35:26,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:35:26,757 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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-18 18:35:27,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:35:27,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:35:27,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:35:27,054 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:35:27,058 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:35:27,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-18 18:35:27,151 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/5a7dd1cbf/af79a38ff89c448d9b5058f0097b8af3/FLAG231509aa1 [2022-11-18 18:35:27,827 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:35:27,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-18 18:35:27,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/5a7dd1cbf/af79a38ff89c448d9b5058f0097b8af3/FLAG231509aa1 [2022-11-18 18:35:28,040 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/5a7dd1cbf/af79a38ff89c448d9b5058f0097b8af3 [2022-11-18 18:35:28,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:35:28,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:35:28,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:28,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:35:28,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:35:28,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:28" (1/1) ... [2022-11-18 18:35:28,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170024b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:28, skipping insertion in model container [2022-11-18 18:35:28,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:28" (1/1) ... [2022-11-18 18:35:28,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:35:28,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:35:29,463 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-18 18:35:29,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17dc7a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:29, skipping insertion in model container [2022-11-18 18:35:29,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:29,465 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:35:29,467 INFO L158 Benchmark]: Toolchain (without parser) took 1420.42ms. Allocated memory is still 111.1MB. Free memory was 75.9MB in the beginning and 75.6MB in the end (delta: 277.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:35:29,469 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:35:29,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1416.92ms. Allocated memory is still 111.1MB. Free memory was 75.6MB in the beginning and 75.6MB in the end (delta: -32.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:35:29,472 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 111.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1416.92ms. Allocated memory is still 111.1MB. Free memory was 75.6MB in the beginning and 75.6MB in the end (delta: -32.3kB). Peak memory consumption was 12.6MB. 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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro --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-8393723 [2022-11-18 18:35:31,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:35:31,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:35:31,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:35:31,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:35:31,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:35:31,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:35:31,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:35:31,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:35:31,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:35:31,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:35:31,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:35:31,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:35:31,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:35:31,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:35:31,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:35:31,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:35:31,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:35:31,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:35:31,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:35:31,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:35:32,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:35:32,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:35:32,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:35:32,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:35:32,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:35:32,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:35:32,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:35:32,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:35:32,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:35:32,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:35:32,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:35:32,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:35:32,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:35:32,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:35:32,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:35:32,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:35:32,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:35:32,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:35:32,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:35:32,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:35:32,031 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-18 18:35:32,075 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:35:32,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:35:32,077 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:35:32,077 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:35:32,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:35:32,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:35:32,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:35:32,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:35:32,081 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:35:32,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:35:32,083 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:35:32,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:35:32,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:35:32,084 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:35:32,084 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:35:32,084 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:35:32,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:35:32,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:35:32,085 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:35:32,085 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:35:32,086 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:35:32,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:35:32,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:35:32,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:35:32,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:35:32,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:35:32,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:35:32,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:35:32,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:35:32,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:35:32,088 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_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-11-18 18:35:32,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:35:32,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:35:32,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:35:32,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:35:32,568 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:35:32,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-18 18:35:32,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/3301d0484/ca7dfa84db3e4082957a44b1206e462f/FLAG3af7fbe7f [2022-11-18 18:35:33,434 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:35:33,436 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-11-18 18:35:33,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/3301d0484/ca7dfa84db3e4082957a44b1206e462f/FLAG3af7fbe7f [2022-11-18 18:35:33,586 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299d7ef-6826-4b53-b756-50fd1f10f8e4/bin/uautomizer-TMbwUNV5ro/data/3301d0484/ca7dfa84db3e4082957a44b1206e462f [2022-11-18 18:35:33,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:35:33,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:35:33,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:33,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:35:33,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:35:33,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:33" (1/1) ... [2022-11-18 18:35:33,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715a294a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:33, skipping insertion in model container [2022-11-18 18:35:33,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:33" (1/1) ... [2022-11-18 18:35:33,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:35:33,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:35:35,111 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-11-18 18:35:35,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2b240136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:35, skipping insertion in model container [2022-11-18 18:35:35,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:35,113 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:35:35,115 INFO L158 Benchmark]: Toolchain (without parser) took 1522.25ms. Allocated memory is still 73.4MB. Free memory was 52.0MB in the beginning and 45.9MB in the end (delta: 6.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-18 18:35:35,116 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:35:35,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1515.80ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 45.9MB in the end (delta: 6.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-18 18:35:35,119 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1515.80ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 45.9MB in the end (delta: 6.0MB). Peak memory consumption was 14.9MB. 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