./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-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_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/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_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/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_ea266819-25a1-45d9-a489-372a8b2c08bb/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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- 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 17:03:41,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:41,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:41,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:41,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:41,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:41,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:41,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:41,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:41,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:41,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:41,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:41,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:41,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:41,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:41,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:41,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:41,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:41,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:41,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:41,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:41,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:41,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:41,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:41,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:41,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:41,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:41,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:41,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:41,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:41,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:41,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:41,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:41,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:41,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:41,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:41,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:41,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:41,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:41,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:41,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:41,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-10-17 17:03:41,667 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:41,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:41,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:41,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:41,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:41,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:41,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:41,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:41,672 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:41,672 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:41,674 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:41,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:41,674 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:41,674 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:41,675 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:41,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:41,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:41,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:41,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:41,676 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:41,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:41,676 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_ea266819-25a1-45d9-a489-372a8b2c08bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-10-17 17:03:41,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:41,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:41,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:41,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:41,995 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:41,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-10-17 17:03:42,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/31d8d9aa7/63731d14fa8547e798f8e5b53097fb09/FLAG4e58f150b [2022-10-17 17:03:42,785 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:42,786 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-10-17 17:03:42,822 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/31d8d9aa7/63731d14fa8547e798f8e5b53097fb09/FLAG4e58f150b [2022-10-17 17:03:42,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/31d8d9aa7/63731d14fa8547e798f8e5b53097fb09 [2022-10-17 17:03:42,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:42,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:42,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:42,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:42,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:42,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:42,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6ab3bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:42, skipping insertion in model container [2022-10-17 17:03:42,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:42" (1/1) ... [2022-10-17 17:03:42,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:43,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:44,238 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 17:03:44,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@117aafb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:44, skipping insertion in model container [2022-10-17 17:03:44,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:44,239 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:03:44,241 INFO L158 Benchmark]: Toolchain (without parser) took 1268.92ms. Allocated memory is still 81.8MB. Free memory was 50.6MB in the beginning and 46.6MB in the end (delta: 4.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:03:44,242 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:44,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1266.22ms. Allocated memory is still 81.8MB. Free memory was 50.5MB in the beginning and 46.6MB in the end (delta: 3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:03:44,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 51.3MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1266.22ms. Allocated memory is still 81.8MB. Free memory was 50.5MB in the beginning and 46.6MB in the end (delta: 3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/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_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/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_ea266819-25a1-45d9-a489-372a8b2c08bb/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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- 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 17:03:46,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:46,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:46,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:46,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:46,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:46,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:46,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:46,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:46,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:46,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:46,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:46,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:46,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:46,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:46,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:46,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:46,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:46,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:46,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:46,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:46,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:46,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:46,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:46,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:46,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:46,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:46,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:46,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:46,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:46,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:46,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:46,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:46,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:46,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:46,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:46,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:46,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:46,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:46,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:46,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:46,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2022-10-17 17:03:46,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:46,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:46,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:46,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:46,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:46,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:46,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:46,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:46,755 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:46,755 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:46,757 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:46,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:46,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:03:46,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:03:46,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:03:46,758 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:46,758 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:46,758 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:46,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:46,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:46,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:46,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:46,759 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:03:46,760 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:03:46,760 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:03:46,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:03:46,760 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_ea266819-25a1-45d9-a489-372a8b2c08bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-10-17 17:03:47,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:47,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:47,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:47,164 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:47,164 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:47,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-10-17 17:03:47,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/5a2b500aa/0785ef1a69ae46ef9f9d90829617dcf4/FLAG6454283a5 [2022-10-17 17:03:48,048 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:48,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-10-17 17:03:48,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/5a2b500aa/0785ef1a69ae46ef9f9d90829617dcf4/FLAG6454283a5 [2022-10-17 17:03:48,137 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea266819-25a1-45d9-a489-372a8b2c08bb/bin/ukojak-92XMlrwhuB/data/5a2b500aa/0785ef1a69ae46ef9f9d90829617dcf4 [2022-10-17 17:03:48,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:48,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:48,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:48,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:48,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:48,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:48" (1/1) ... [2022-10-17 17:03:48,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215e3487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:48, skipping insertion in model container [2022-10-17 17:03:48,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:48" (1/1) ... [2022-10-17 17:03:48,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:48,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:49,385 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 17:03:49,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1aa0405b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:49, skipping insertion in model container [2022-10-17 17:03:49,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:49,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:03:49,388 INFO L158 Benchmark]: Toolchain (without parser) took 1245.21ms. Allocated memory is still 60.8MB. Free memory was 32.0MB in the beginning and 33.5MB in the end (delta: -1.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-10-17 17:03:49,389 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:03:49,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1240.37ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 33.7MB in the end (delta: -1.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-10-17 17:03:49,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1240.37ms. Allocated memory is still 60.8MB. Free memory was 31.8MB in the beginning and 33.7MB in the end (delta: -1.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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