./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB --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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- 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-dbf71c6-m [2022-10-17 16:44:19,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:19,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:19,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:19,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:19,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:19,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:19,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:19,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:19,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:19,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:19,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:19,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:19,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:19,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:19,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:19,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:19,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:19,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:19,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:19,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:19,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:19,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:19,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:19,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:19,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:19,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:19,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:19,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:19,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:19,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:19,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:19,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:19,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:19,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:19,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:19,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:19,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:19,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:19,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:19,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:19,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-10-17 16:44:19,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:19,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:19,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:19,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:19,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:19,564 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:44:19,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:19,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:19,565 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:44:19,565 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:44:19,566 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:44:19,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:19,566 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:19,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:19,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:19,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:19,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:19,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:19,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:19,568 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:19,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:19,569 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_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2022-10-17 16:44:19,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:19,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:19,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:19,833 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:19,834 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:19,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-10-17 16:44:19,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/50432ec9b/9cb83e23538345fab33bbee6d10d9747/FLAG9ec5a16cd [2022-10-17 16:44:20,689 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:20,690 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-10-17 16:44:20,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/50432ec9b/9cb83e23538345fab33bbee6d10d9747/FLAG9ec5a16cd [2022-10-17 16:44:20,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/50432ec9b/9cb83e23538345fab33bbee6d10d9747 [2022-10-17 16:44:20,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:20,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:20,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:20,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:20,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:20,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:20" (1/1) ... [2022-10-17 16:44:20,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56661daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:20, skipping insertion in model container [2022-10-17 16:44:20,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:20" (1/1) ... [2022-10-17 16:44:20,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:20,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:22,063 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 16:44:22,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@276af1c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:22, skipping insertion in model container [2022-10-17 16:44:22,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:22,064 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:44:22,066 INFO L158 Benchmark]: Toolchain (without parser) took 1284.34ms. Allocated memory is still 104.9MB. Free memory was 69.6MB in the beginning and 64.2MB in the end (delta: 5.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:44:22,066 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:22,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1278.51ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 64.2MB in the end (delta: 5.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:44:22,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1278.51ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 64.2MB in the end (delta: 5.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB --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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- 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-dbf71c6-m [2022-10-17 16:44:24,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:24,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:24,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:24,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:24,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:24,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:24,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:24,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:24,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:24,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:24,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:24,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:24,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:24,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:24,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:24,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:24,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:24,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:24,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:24,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:24,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:24,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:24,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:24,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:24,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:24,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:24,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:24,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:24,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:24,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:24,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:24,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:24,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:24,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:24,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:24,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:24,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:24,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:24,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:24,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:24,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2022-10-17 16:44:24,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:24,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:24,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:24,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:24,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:24,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:44:24,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:24,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:24,487 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:44:24,487 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:44:24,488 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:44:24,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:24,489 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:44:24,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:44:24,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:44:24,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:24,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:24,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:24,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:24,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:24,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:24,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:24,491 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:44:24,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:44:24,491 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:44:24,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:44:24,491 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_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2022-10-17 16:44:24,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:24,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:24,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:24,971 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:24,972 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:24,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-10-17 16:44:25,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/72c4e7a1d/19a3b4cc4d164d07a87766cd0d3b6eb0/FLAGf2f58fa1d [2022-10-17 16:44:25,800 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:25,801 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-10-17 16:44:25,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/72c4e7a1d/19a3b4cc4d164d07a87766cd0d3b6eb0/FLAGf2f58fa1d [2022-10-17 16:44:25,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead2c3f9-2d93-44a4-a191-5ebe99551481/bin/ukojak-92XMlrwhuB/data/72c4e7a1d/19a3b4cc4d164d07a87766cd0d3b6eb0 [2022-10-17 16:44:25,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:25,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:25,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:25,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:25,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:25,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:25" (1/1) ... [2022-10-17 16:44:25,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6e6e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:25, skipping insertion in model container [2022-10-17 16:44:25,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:25" (1/1) ... [2022-10-17 16:44:25,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:26,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:27,296 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 16:44:27,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25fbb069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:27, skipping insertion in model container [2022-10-17 16:44:27,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:27,297 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 16:44:27,299 INFO L158 Benchmark]: Toolchain (without parser) took 1376.89ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 44.1MB in the end (delta: 3.3MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:27,300 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 50.3MB. Free memory was 29.9MB in the beginning and 29.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:27,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.46ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 44.1MB in the end (delta: 3.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:27,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 50.3MB. Free memory was 29.9MB in the beginning and 29.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.46ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 44.1MB in the end (delta: 3.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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