./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 38b53e6a 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_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/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_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 18:01:24,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:01:24,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:01:24,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:01:24,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:01:24,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:01:24,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:01:24,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:01:24,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:01:24,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:01:24,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:01:24,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:01:24,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:01:24,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:01:24,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:01:24,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:01:24,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:01:24,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:01:24,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:01:24,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:01:24,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:01:24,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:01:24,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:01:24,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:01:24,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:01:24,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:01:24,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:01:24,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:01:24,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:01:24,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:01:24,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:01:24,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:01:24,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:01:24,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:01:24,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:01:24,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:01:24,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:01:24,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:01:24,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:01:24,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:01:24,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:01:24,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 18:01:24,970 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:01:24,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:01:24,973 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:01:24,973 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:01:24,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:01:24,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:01:24,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:01:24,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:01:24,975 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:01:24,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:01:24,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:01:24,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:01:24,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:01:24,977 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:01:24,977 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:01:24,977 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:01:24,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:01:24,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:01:24,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:01:24,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:01:24,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:01:24,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:01:24,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:01:24,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:01:24,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:01:24,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:01:24,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:01:24,980 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:01:24,980 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:01:24,981 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:01:24,981 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_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-11-25 18:01:25,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:01:25,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:01:25,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:01:25,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:01:25,311 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:01:25,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-25 18:01:28,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:01:28,854 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:01:28,854 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-25 18:01:28,880 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/742e6e6df/5b7cc5d0f0bf431ba66812713e4bba6f/FLAGf62dd3ff9 [2022-11-25 18:01:28,894 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/742e6e6df/5b7cc5d0f0bf431ba66812713e4bba6f [2022-11-25 18:01:28,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:01:28,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:01:28,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:28,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:01:28,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:01:28,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:28" (1/1) ... [2022-11-25 18:01:28,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2624b6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:28, skipping insertion in model container [2022-11-25 18:01:28,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:28" (1/1) ... [2022-11-25 18:01:28,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:01:28,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:01:29,910 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 18:01:29,938 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 18:01:29,948 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-25 18:01:29,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5adbd627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:29, skipping insertion in model container [2022-11-25 18:01:29,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:29,953 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:01:29,955 INFO L158 Benchmark]: Toolchain (without parser) took 1055.28ms. Allocated memory is still 161.5MB. Free memory was 131.4MB in the beginning and 110.7MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 18:01:29,956 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:01:29,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.68ms. Allocated memory is still 161.5MB. Free memory was 131.1MB in the beginning and 110.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 18:01:29,961 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.68ms. Allocated memory is still 161.5MB. Free memory was 131.1MB in the beginning and 110.7MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/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_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R --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-38b53e6 [2022-11-25 18:01:32,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:01:32,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:01:32,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:01:32,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:01:32,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:01:32,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:01:32,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:01:32,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:01:32,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:01:32,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:01:32,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:01:32,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:01:32,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:01:32,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:01:32,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:01:32,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:01:32,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:01:32,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:01:32,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:01:32,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:01:32,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:01:32,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:01:32,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:01:32,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:01:32,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:01:32,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:01:32,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:01:32,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:01:32,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:01:32,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:01:32,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:01:32,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:01:32,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:01:32,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:01:32,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:01:32,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:01:32,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:01:32,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:01:32,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:01:32,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:01:32,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 18:01:32,699 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:01:32,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:01:32,700 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:01:32,701 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:01:32,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:01:32,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:01:32,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:01:32,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:01:32,703 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:01:32,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:01:32,703 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:01:32,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:01:32,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:01:32,704 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:01:32,704 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:01:32,705 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:01:32,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:01:32,705 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:01:32,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:01:32,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:01:32,706 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:01:32,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:01:32,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:01:32,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:01:32,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:01:32,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:01:32,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:01:32,708 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:01:32,708 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:01:32,708 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:01:32,709 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:01:32,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:01:32,709 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:01:32,709 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_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2022-11-25 18:01:33,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:01:33,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:01:33,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:01:33,129 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:01:33,130 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:01:33,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-25 18:01:36,377 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:01:36,761 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:01:36,761 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2022-11-25 18:01:36,786 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/ac407e62a/288c36a9d2e64fd5be41b18083e161fb/FLAG07a236af6 [2022-11-25 18:01:36,804 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51868dad-1c52-44a6-b98e-fb9cd7d6d0fa/bin/uautomizer-ZsLfNo2U6R/data/ac407e62a/288c36a9d2e64fd5be41b18083e161fb [2022-11-25 18:01:36,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:01:36,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:01:36,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:36,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:01:36,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:01:36,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:36" (1/1) ... [2022-11-25 18:01:36,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34fdc330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:36, skipping insertion in model container [2022-11-25 18:01:36,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:36" (1/1) ... [2022-11-25 18:01:36,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:01:36,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:01:37,955 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 18:01:37,986 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 18:01:37,990 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-25 18:01:37,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e4dcdd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:37, skipping insertion in model container [2022-11-25 18:01:37,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:37,997 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:01:38,002 INFO L158 Benchmark]: Toolchain (without parser) took 1192.53ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 36.9MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 18:01:38,003 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 78.4MB in the beginning and 78.3MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:01:38,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1187.14ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 36.9MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-25 18:01:38,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 78.4MB in the beginning and 78.3MB in the end (delta: 144.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1187.14ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 36.9MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. 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