./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/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_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/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_ac225b37-6e9f-463a-b6c3-864acb390dee/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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- 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 12:48:09,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:48:09,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:48:09,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:48:09,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:48:09,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:48:09,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:48:09,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:48:09,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:48:09,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:48:09,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:48:09,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:48:09,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:48:09,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:48:09,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:48:09,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:48:09,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:48:09,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:48:09,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:48:09,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:48:09,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:48:09,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:48:09,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:48:09,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:48:09,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:48:09,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:48:09,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:48:09,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:48:09,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:48:09,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:48:09,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:48:09,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:48:09,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:48:09,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:48:09,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:48:09,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:48:09,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:48:09,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:48:09,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:48:09,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:48:09,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:48:09,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 12:48:09,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:48:09,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:48:09,650 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:48:09,650 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:48:09,651 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:48:09,651 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:48:09,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:48:09,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:48:09,657 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:48:09,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 12:48:09,658 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 12:48:09,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:48:09,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 12:48:09,659 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:48:09,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:48:09,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:48:09,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:48:09,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:48:09,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:48:09,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:48:09,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:48:09,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 12:48:09,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:48:09,661 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:48:09,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:48:09,661 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:48:09,661 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_ac225b37-6e9f-463a-b6c3-864acb390dee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-12-13 12:48:09,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:48:09,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:48:09,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:48:09,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:48:09,876 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:48:09,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-12-13 12:48:12,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:48:12,680 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:48:12,680 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-12-13 12:48:12,698 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/f570a8a54/bde95a66c53a46fabb697dd4e482cf43/FLAG0836d6a8c [2022-12-13 12:48:12,711 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/f570a8a54/bde95a66c53a46fabb697dd4e482cf43 [2022-12-13 12:48:12,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:48:12,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:48:12,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:48:12,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:48:12,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:48:12,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:48:12" (1/1) ... [2022-12-13 12:48:12,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bc62f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:48:12, skipping insertion in model container [2022-12-13 12:48:12,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:48:12" (1/1) ... [2022-12-13 12:48:12,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:48:12,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:48:13,396 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 12:48:13,411 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 12:48:13,414 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-13 12:48:13,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76919277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:48:13, skipping insertion in model container [2022-12-13 12:48:13,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:48:13,415 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 12:48:13,417 INFO L158 Benchmark]: Toolchain (without parser) took 702.09ms. Allocated memory is still 125.8MB. Free memory was 80.6MB in the beginning and 60.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 12:48:13,417 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:48:13,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.38ms. Allocated memory is still 125.8MB. Free memory was 80.3MB in the beginning and 60.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 12:48:13,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.38ms. Allocated memory is still 125.8MB. Free memory was 80.3MB in the beginning and 60.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/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_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/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_ac225b37-6e9f-463a-b6c3-864acb390dee/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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- 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 12:48:14,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:48:14,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:48:14,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:48:14,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:48:14,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:48:14,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:48:14,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:48:14,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:48:14,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:48:14,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:48:14,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:48:14,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:48:14,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:48:14,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:48:14,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:48:14,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:48:14,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:48:14,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:48:14,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:48:14,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:48:14,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:48:14,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:48:14,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:48:14,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:48:14,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:48:14,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:48:14,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:48:14,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:48:14,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:48:14,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:48:14,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:48:14,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:48:14,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:48:14,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:48:14,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:48:14,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:48:14,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:48:14,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:48:14,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:48:14,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:48:14,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 12:48:14,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:48:14,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:48:14,968 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:48:14,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:48:14,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:48:14,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:48:14,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:48:14,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:48:14,969 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:48:14,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:48:14,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:48:14,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 12:48:14,971 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 12:48:14,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 12:48:14,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:48:14,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:48:14,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:48:14,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:48:14,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:48:14,972 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:48:14,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:48:14,973 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 12:48:14,973 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:48:14,973 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_ac225b37-6e9f-463a-b6c3-864acb390dee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-12-13 12:48:15,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:48:15,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:48:15,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:48:15,196 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:48:15,196 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:48:15,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-12-13 12:48:17,802 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:48:18,086 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:48:18,087 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-12-13 12:48:18,102 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/1f1965074/5be3bbe4eb0845b2b597607910cbc516/FLAG055044218 [2022-12-13 12:48:18,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac225b37-6e9f-463a-b6c3-864acb390dee/bin/uautomizer-uyxdKDjOR8/data/1f1965074/5be3bbe4eb0845b2b597607910cbc516 [2022-12-13 12:48:18,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:48:18,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:48:18,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:48:18,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:48:18,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:48:18,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:48:18" (1/1) ... [2022-12-13 12:48:18,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73823870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:48:18, skipping insertion in model container [2022-12-13 12:48:18,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:48:18" (1/1) ... [2022-12-13 12:48:18,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:48:18,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:48:18,693 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 12:48:18,703 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 12:48:18,706 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-13 12:48:18,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f9e1a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:48:18, skipping insertion in model container [2022-12-13 12:48:18,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:48:18,707 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 12:48:18,708 INFO L158 Benchmark]: Toolchain (without parser) took 587.23ms. Allocated memory is still 88.1MB. Free memory was 65.7MB in the beginning and 44.3MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 12:48:18,708 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:48:18,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.13ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 44.3MB in the end (delta: 21.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 12:48:18,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.13ms. Allocated memory is still 88.1MB. Free memory was 65.4MB in the beginning and 44.3MB in the end (delta: 21.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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