./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/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_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-13 19:54:08,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:54:08,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:54:08,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:54:08,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:54:08,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:54:08,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:54:08,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:54:08,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:54:08,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:54:08,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:54:08,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:54:08,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:54:08,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:54:08,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:54:08,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:54:08,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:54:08,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:54:08,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:54:08,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:54:08,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:54:08,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:54:08,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:54:08,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:54:08,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:54:08,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:54:08,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:54:08,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:54:08,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:54:08,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:54:08,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:54:08,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:54:08,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:54:08,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:54:08,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:54:08,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:54:08,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:54:08,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:54:08,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:54:08,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:54:08,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:54:08,714 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 19:54:08,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:54:08,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:54:08,735 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:54:08,735 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:54:08,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:54:08,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:54:08,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:54:08,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:54:08,737 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:54:08,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 19:54:08,738 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 19:54:08,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:54:08,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:54:08,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:54:08,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:54:08,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:54:08,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:54:08,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:54:08,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:54:08,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:54:08,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:54:08,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:54:08,741 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:54:08,741 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:54:08,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:54:08,741 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:54:08,741 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_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-12-13 19:54:08,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:54:08,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:54:08,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:54:08,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:54:08,939 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:54:08,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-12-13 19:54:11,461 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:54:11,714 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:54:11,715 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-12-13 19:54:11,729 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/701fa0eb2/c518c35d5ff446f58c726e24e599758e/FLAGd3886a906 [2022-12-13 19:54:12,030 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/701fa0eb2/c518c35d5ff446f58c726e24e599758e [2022-12-13 19:54:12,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:54:12,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:54:12,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:54:12,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:54:12,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:54:12,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:54:12" (1/1) ... [2022-12-13 19:54:12,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@deabb6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:54:12, skipping insertion in model container [2022-12-13 19:54:12,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:54:12" (1/1) ... [2022-12-13 19:54:12,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:54:12,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:54:12,900 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 19:54:12,910 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 19:54:12,915 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 19:54:12,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a64b011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:54:12, skipping insertion in model container [2022-12-13 19:54:12,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:54:12,916 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 19:54:12,917 INFO L158 Benchmark]: Toolchain (without parser) took 883.27ms. Allocated memory is still 132.1MB. Free memory was 93.1MB in the beginning and 70.1MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 19:54:12,917 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:54:12,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.74ms. Allocated memory is still 132.1MB. Free memory was 93.1MB in the beginning and 70.1MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 19:54:12,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.74ms. Allocated memory is still 132.1MB. Free memory was 93.1MB in the beginning and 70.1MB in the end (delta: 23.0MB). 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_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/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_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-13 19:54:14,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:54:14,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:54:14,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:54:14,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:54:14,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:54:14,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:54:14,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:54:14,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:54:14,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:54:14,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:54:14,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:54:14,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:54:14,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:54:14,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:54:14,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:54:14,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:54:14,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:54:14,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:54:14,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:54:14,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:54:14,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:54:14,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:54:14,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:54:14,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:54:14,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:54:14,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:54:14,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:54:14,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:54:14,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:54:14,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:54:14,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:54:14,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:54:14,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:54:14,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:54:14,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:54:14,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:54:14,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:54:14,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:54:14,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:54:14,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:54:14,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 19:54:14,414 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:54:14,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:54:14,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:54:14,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:54:14,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:54:14,416 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:54:14,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:54:14,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:54:14,417 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:54:14,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:54:14,417 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 19:54:14,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:54:14,419 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:54:14,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 19:54:14,419 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 19:54:14,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:54:14,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:54:14,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:54:14,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:54:14,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:54:14,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:54:14,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:54:14,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 19:54:14,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 19:54:14,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:54:14,421 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:54:14,432 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:54:14,432 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 19:54:14,433 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:54:14,433 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_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-12-13 19:54:14,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:54:14,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:54:14,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:54:14,687 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:54:14,687 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:54:14,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-12-13 19:54:17,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:54:17,455 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:54:17,455 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-12-13 19:54:17,470 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/aaed7e40b/28a82e71e61049d4a2ae9dedd267be1a/FLAGc018718f7 [2022-12-13 19:54:17,481 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205051bc-0094-4482-b4b0-eae30dada343/bin/uautomizer-uyxdKDjOR8/data/aaed7e40b/28a82e71e61049d4a2ae9dedd267be1a [2022-12-13 19:54:17,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:54:17,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:54:17,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:54:17,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:54:17,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:54:17,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:54:17" (1/1) ... [2022-12-13 19:54:17,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eab8f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:54:17, skipping insertion in model container [2022-12-13 19:54:17,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:54:17" (1/1) ... [2022-12-13 19:54:17,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:54:17,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:54:18,189 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 19:54:18,218 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 19:54:18,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-12-13 19:54:18,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a29d9e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:54:18, skipping insertion in model container [2022-12-13 19:54:18,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:54:18,230 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 19:54:18,232 INFO L158 Benchmark]: Toolchain (without parser) took 746.98ms. Allocated memory is still 109.1MB. Free memory was 83.0MB in the beginning and 84.6MB in the end (delta: -1.6MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-12-13 19:54:18,232 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:54:18,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.19ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 84.6MB in the end (delta: -1.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-12-13 19:54:18,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.19ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 84.6MB in the end (delta: -1.9MB). Peak memory consumption was 30.5MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN