./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-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_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- 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 [2022-12-15 03:31:10,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:31:10,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:31:10,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:31:10,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:31:10,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:31:10,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:31:10,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:31:10,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:31:10,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:31:10,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:31:10,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:31:10,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:31:10,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:31:10,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:31:10,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:31:10,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:31:10,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:31:10,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:31:10,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:31:10,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:31:10,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:31:10,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:31:10,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:31:10,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:31:10,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:31:10,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:31:10,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:31:10,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:31:10,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:31:10,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:31:10,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:31:10,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:31:10,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:31:10,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:31:10,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:31:10,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:31:10,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:31:10,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:31:10,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:31:10,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:31:10,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 03:31:10,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:31:10,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:31:10,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:31:10,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:31:10,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:31:10,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:31:10,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:31:10,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:31:10,337 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:31:10,337 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:31:10,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:31:10,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:31:10,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:31:10,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:31:10,338 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:31:10,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:31:10,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-12-15 03:31:10,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:31:10,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:31:10,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:31:10,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:31:10,531 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:31:10,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 03:31:13,130 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:31:13,458 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:31:13,459 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 03:31:13,484 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/b88ef720d/6222be4a38ed4d9db4b32199ab56a659/FLAGff1ec9f5f [2022-12-15 03:31:13,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/b88ef720d/6222be4a38ed4d9db4b32199ab56a659 [2022-12-15 03:31:13,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:31:13,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:31:13,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:31:13,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:31:13,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:31:13,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:31:13" (1/1) ... [2022-12-15 03:31:13,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b61009f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:31:13, skipping insertion in model container [2022-12-15 03:31:13,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:31:13" (1/1) ... [2022-12-15 03:31:13,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:31:13,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:31:14,375 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 03:31:14,376 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 03:31:14,378 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 03:31:14,387 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 03:31:14,388 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 03:31:14,389 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 03:31:14,391 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-12-15 03:31:14,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59ca80f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:31:14, skipping insertion in model container [2022-12-15 03:31:14,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:31:14,391 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 03:31:14,393 INFO L158 Benchmark]: Toolchain (without parser) took 890.01ms. Allocated memory is still 136.3MB. Free memory was 99.8MB in the beginning and 72.1MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-15 03:31:14,393 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 102.8MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:31:14,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 887.77ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 72.1MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-15 03:31:14,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 102.8MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 887.77ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 72.1MB in the end (delta: 27.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e --- 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 [2022-12-15 03:31:15,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:31:15,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:31:15,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:31:15,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:31:15,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:31:15,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:31:15,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:31:15,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:31:15,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:31:15,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:31:15,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:31:15,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:31:15,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:31:15,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:31:15,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:31:15,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:31:15,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:31:15,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:31:15,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:31:15,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:31:15,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:31:15,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:31:15,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:31:15,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:31:15,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:31:15,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:31:15,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:31:15,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:31:15,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:31:15,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:31:15,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:31:15,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:31:15,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:31:15,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:31:15,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:31:15,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:31:15,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:31:15,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:31:15,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:31:15,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:31:15,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2022-12-15 03:31:15,922 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:31:15,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:31:15,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:31:15,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:31:15,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:31:15,924 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:31:15,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:31:15,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 03:31:15,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 03:31:15,925 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 03:31:15,925 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:31:15,925 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:31:15,926 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:31:15,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:31:15,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:31:15,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:31:15,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:31:15,926 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 03:31:15,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 03:31:15,927 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 03:31:15,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 03:31:15,927 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 983cec69549e2e1e8fd4af811fefcb63625f41eb81ec9e5957d0ba81a05cd15e [2022-12-15 03:31:16,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:31:16,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:31:16,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:31:16,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:31:16,182 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:31:16,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 03:31:18,694 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:31:18,939 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:31:18,940 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2022-12-15 03:31:18,956 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/904ed516e/7a55269a4a1b400ea17ab4ef4d497c4e/FLAG3647e3f54 [2022-12-15 03:31:18,968 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046ceb9-ad6c-481f-afe4-d2d0a89e4a53/bin/ukojak-rkRKPMF4O4/data/904ed516e/7a55269a4a1b400ea17ab4ef4d497c4e [2022-12-15 03:31:18,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:31:18,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:31:18,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:31:18,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:31:18,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:31:18,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:31:18" (1/1) ... [2022-12-15 03:31:18,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6073f41b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:31:18, skipping insertion in model container [2022-12-15 03:31:18,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:31:18" (1/1) ... [2022-12-15 03:31:18,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:31:19,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:31:19,737 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-15 03:31:19,738 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-15 03:31:19,740 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-15 03:31:19,749 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-15 03:31:19,750 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 03:31:19,751 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-15 03:31:19,752 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-12-15 03:31:19,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b452663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:31:19, skipping insertion in model container [2022-12-15 03:31:19,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:31:19,753 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-15 03:31:19,755 INFO L158 Benchmark]: Toolchain (without parser) took 783.39ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 39.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-12-15 03:31:19,755 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:31:19,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.66ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 39.0MB in the end (delta: 8.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2022-12-15 03:31:19,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.66ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 39.0MB in the end (delta: 8.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: 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