./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.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_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/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_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/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_3d992187-1019-440b-b682-aecc35a58018/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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- 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 21:23:58,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:23:58,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:23:58,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:23:58,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:23:58,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:23:58,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:23:58,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:23:58,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:23:58,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:23:58,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:23:58,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:23:58,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:23:58,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:23:58,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:23:58,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:23:58,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:23:58,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:23:58,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:23:58,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:23:58,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:23:58,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:23:58,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:23:58,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:23:58,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:23:58,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:23:58,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:23:58,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:23:58,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:23:58,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:23:58,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:23:58,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:23:58,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:23:58,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:23:58,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:23:58,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:23:58,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:23:58,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:23:58,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:23:58,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:23:58,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:23:58,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 21:23:58,472 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:23:58,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:23:58,473 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:23:58,473 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:23:58,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:23:58,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:23:58,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:23:58,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:23:58,474 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:23:58,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:23:58,474 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 21:23:58,475 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:23:58,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:23:58,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:23:58,476 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:23:58,477 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:23:58,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:23:58,477 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:23:58,477 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_3d992187-1019-440b-b682-aecc35a58018/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-12-13 21:23:58,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:23:58,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:23:58,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:23:58,663 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:23:58,663 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:23:58,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-12-13 21:24:01,211 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:24:01,428 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:24:01,428 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-12-13 21:24:01,445 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/c4ae4eaa4/96cb8165968f423ea10733fcc979e7b5/FLAGa3e39ee94 [2022-12-13 21:24:01,458 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/c4ae4eaa4/96cb8165968f423ea10733fcc979e7b5 [2022-12-13 21:24:01,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:24:01,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:24:01,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:24:01,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:24:01,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:24:01,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:24:01" (1/1) ... [2022-12-13 21:24:01,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76862c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:24:01, skipping insertion in model container [2022-12-13 21:24:01,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:24:01" (1/1) ... [2022-12-13 21:24:01,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:24:01,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:24:02,336 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-12-13 21:24:02,336 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-12-13 21:24:02,339 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-12-13 21:24:02,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b2a17e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:24:02, skipping insertion in model container [2022-12-13 21:24:02,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:24:02,340 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 21:24:02,342 INFO L158 Benchmark]: Toolchain (without parser) took 879.32ms. Allocated memory is still 144.7MB. Free memory was 100.8MB in the beginning and 77.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 21:24:02,343 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:24:02,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.05ms. Allocated memory is still 144.7MB. Free memory was 100.5MB in the beginning and 77.7MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 21:24:02,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.05ms. Allocated memory is still 144.7MB. Free memory was 100.5MB in the beginning and 77.7MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/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_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/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_3d992187-1019-440b-b682-aecc35a58018/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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- 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 21:24:03,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:24:03,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:24:03,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:24:03,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:24:03,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:24:03,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:24:03,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:24:03,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:24:03,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:24:03,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:24:03,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:24:03,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:24:03,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:24:03,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:24:03,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:24:03,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:24:03,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:24:03,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:24:03,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:24:03,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:24:03,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:24:03,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:24:03,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:24:03,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:24:03,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:24:03,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:24:03,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:24:03,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:24:03,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:24:03,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:24:03,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:24:03,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:24:03,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:24:03,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:24:03,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:24:03,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:24:03,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:24:03,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:24:03,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:24:03,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:24:03,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 21:24:03,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:24:03,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:24:03,884 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:24:03,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:24:03,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:24:03,885 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:24:03,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:24:03,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:24:03,886 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:24:03,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:24:03,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:24:03,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 21:24:03,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 21:24:03,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:24:03,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:24:03,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:24:03,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:24:03,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:24:03,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 21:24:03,889 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:24:03,890 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_3d992187-1019-440b-b682-aecc35a58018/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-12-13 21:24:04,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:24:04,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:24:04,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:24:04,101 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:24:04,101 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:24:04,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-12-13 21:24:06,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:24:06,956 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:24:06,957 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-12-13 21:24:06,971 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/72d5cd2c3/2592f0a59fc0462bbae6c1ace2c1d35c/FLAGf8450d864 [2022-12-13 21:24:06,982 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d992187-1019-440b-b682-aecc35a58018/bin/uautomizer-uyxdKDjOR8/data/72d5cd2c3/2592f0a59fc0462bbae6c1ace2c1d35c [2022-12-13 21:24:06,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:24:06,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:24:06,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:24:06,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:24:06,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:24:06,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:24:06" (1/1) ... [2022-12-13 21:24:06,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c1acd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:24:06, skipping insertion in model container [2022-12-13 21:24:06,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:24:06" (1/1) ... [2022-12-13 21:24:07,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:24:07,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:24:07,711 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-12-13 21:24:07,712 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-12-13 21:24:07,714 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-12-13 21:24:07,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41f13327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:24:07, skipping insertion in model container [2022-12-13 21:24:07,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:24:07,715 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 21:24:07,716 INFO L158 Benchmark]: Toolchain (without parser) took 721.68ms. Allocated memory is still 60.8MB. Free memory was 41.3MB in the beginning and 32.0MB in the end (delta: 9.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-12-13 21:24:07,716 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 44.0MB. Free memory was 22.5MB in the beginning and 22.4MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:24:07,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.75ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 32.0MB in the end (delta: 9.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-12-13 21:24:07,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 44.0MB. Free memory was 22.5MB in the beginning and 22.4MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.75ms. Allocated memory is still 60.8MB. Free memory was 41.1MB in the beginning and 32.0MB in the end (delta: 9.2MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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