./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 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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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 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-38b53e6 [2022-11-25 18:01:46,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:01:46,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:01:46,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:01:46,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:01:46,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:01:46,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:01:46,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:01:46,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:01:46,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:01:46,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:01:46,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:01:46,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:01:46,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:01:46,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:01:46,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:01:46,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:01:46,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:01:46,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:01:46,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:01:46,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:01:46,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:01:46,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:01:46,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:01:46,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:01:46,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:01:46,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:01:46,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:01:46,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:01:46,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:01:46,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:01:46,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:01:46,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:01:46,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:01:46,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:01:46,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:01:46,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:01:46,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:01:46,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:01:46,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:01:46,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:01:46,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-25 18:01:46,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:01:46,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:01:46,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:01:46,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:01:46,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:01:46,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:01:46,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:01:46,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:01:46,929 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:01:46,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:01:46,931 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:01:46,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:01:46,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:01:46,932 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:01:46,932 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:01:46,932 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:01:46,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:01:46,933 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:01:46,933 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:01:46,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:01:46,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:01:46,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:01:46,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:01:46,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:01:46,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:01:46,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:01:46,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:01:46,936 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:01:46,937 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:01:46,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:01:46,938 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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-11-25 18:01:47,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:01:47,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:01:47,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:01:47,365 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:01:47,365 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:01:47,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 18:01:50,838 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:01:51,308 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:01:51,309 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 18:01:51,341 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/a92d2528d/d55ace6c009a4970b74d664bbf7961c7/FLAG7d5908425 [2022-11-25 18:01:51,359 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/a92d2528d/d55ace6c009a4970b74d664bbf7961c7 [2022-11-25 18:01:51,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:01:51,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:01:51,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:51,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:01:51,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:01:51,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:51" (1/1) ... [2022-11-25 18:01:51,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c5e97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:51, skipping insertion in model container [2022-11-25 18:01:51,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:01:51" (1/1) ... [2022-11-25 18:01:51,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:01:51,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:01:53,026 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 18:01:53,033 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 18:01:53,041 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 [2022-11-25 18:01:53,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@84a8199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:01:53, skipping insertion in model container [2022-11-25 18:01:53,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:01:53,044 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:01:53,046 INFO L158 Benchmark]: Toolchain (without parser) took 1680.48ms. Allocated memory is still 136.3MB. Free memory was 85.6MB in the beginning and 62.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 18:01:53,047 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:01:53,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1677.33ms. Allocated memory is still 136.3MB. Free memory was 85.3MB in the beginning and 62.6MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 18:01:53,052 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1677.33ms. Allocated memory is still 136.3MB. Free memory was 85.3MB in the beginning and 62.6MB 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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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 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-38b53e6 [2022-11-25 18:01:55,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:01:55,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:01:56,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:01:56,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:01:56,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:01:56,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:01:56,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:01:56,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:01:56,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:01:56,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:01:56,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:01:56,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:01:56,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:01:56,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:01:56,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:01:56,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:01:56,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:01:56,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:01:56,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:01:56,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:01:56,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:01:56,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:01:56,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:01:56,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:01:56,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:01:56,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:01:56,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:01:56,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:01:56,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:01:56,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:01:56,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:01:56,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:01:56,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:01:56,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:01:56,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:01:56,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:01:56,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:01:56,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:01:56,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:01:56,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:01:56,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-25 18:01:56,175 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:01:56,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:01:56,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:01:56,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:01:56,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:01:56,179 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:01:56,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:01:56,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:01:56,180 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:01:56,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:01:56,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:01:56,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:01:56,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:01:56,183 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-25 18:01:56,183 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-25 18:01:56,183 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-25 18:01:56,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:01:56,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:01:56,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:01:56,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:01:56,184 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:01:56,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:01:56,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:01:56,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:01:56,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:01:56,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:01:56,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:01:56,186 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:01:56,186 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:01:56,186 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:01:56,187 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:01:56,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:01:56,187 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:01:56,188 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_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2022-11-25 18:01:56,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:01:56,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:01:56,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:01:56,721 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:01:56,722 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:01:56,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 18:02:00,412 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:02:00,920 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:02:00,921 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2022-11-25 18:02:00,950 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/23022d050/22c5ec141c2b43bba1cf81cedbdfe7c1/FLAG7d444804e [2022-11-25 18:02:00,978 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8bf0c9-5870-4dbc-8e7d-3c26902a087b/bin/uautomizer-ZsLfNo2U6R/data/23022d050/22c5ec141c2b43bba1cf81cedbdfe7c1 [2022-11-25 18:02:00,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:02:00,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:02:00,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:02:00,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:02:00,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:02:00,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:02:00" (1/1) ... [2022-11-25 18:02:00,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcc32e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:00, skipping insertion in model container [2022-11-25 18:02:00,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:02:00" (1/1) ... [2022-11-25 18:02:01,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:02:01,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:02:02,814 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 18:02:02,815 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 18:02:02,822 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 [2022-11-25 18:02:02,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3996db06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:02:02, skipping insertion in model container [2022-11-25 18:02:02,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:02:02,827 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:02:02,830 INFO L158 Benchmark]: Toolchain (without parser) took 1845.78ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.1MB in the beginning and 44.1MB in the end (delta: -15.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-25 18:02:02,831 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:02:02,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1841.89ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.0MB in the beginning and 44.1MB in the end (delta: -15.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-25 18:02:02,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1841.89ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.0MB in the beginning and 44.1MB in the end (delta: -15.2MB). Peak memory consumption was 6.5MB. 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