./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:34,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:34,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:34,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:34,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:34,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:34,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:34,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:34,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:34,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:34,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:34,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:34,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:34,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:34,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:34,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:34,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:34,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:34,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:34,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:34,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:34,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:34,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:34,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:34,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:34,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:34,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:34,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:34,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:34,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:34,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:34,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:34,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:34,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:34,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:34,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:34,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:34,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:34,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:34,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:34,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:34,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:53:34,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:34,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:34,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:34,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:34,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:34,727 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:53:34,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:34,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:34,727 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:53:34,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:53:34,731 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:53:34,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:34,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:34,731 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:34,731 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:34,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:34,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:34,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:34,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:34,733 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:34,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:34,733 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_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-11-23 15:53:34,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:34,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:34,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:34,997 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:34,997 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:34,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 15:53:35,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/34b6612af/f8e59f7ba0f0489c8af46c1002212f1f/FLAG70f3326b0 [2021-11-23 15:53:35,761 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:35,762 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 15:53:35,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/34b6612af/f8e59f7ba0f0489c8af46c1002212f1f/FLAG70f3326b0 [2021-11-23 15:53:35,921 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/34b6612af/f8e59f7ba0f0489c8af46c1002212f1f [2021-11-23 15:53:35,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:35,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:35,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:35,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:35,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:35,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c659b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:35, skipping insertion in model container [2021-11-23 15:53:35,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:35" (1/1) ... [2021-11-23 15:53:35,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:36,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:37,282 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 15:53:37,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c512f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37, skipping insertion in model container [2021-11-23 15:53:37,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:37,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:53:37,286 INFO L158 Benchmark]: Toolchain (without parser) took 1359.52ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 86.2MB in the end (delta: -779.1kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:37,287 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:37,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1351.67ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 86.2MB in the end (delta: -1.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:37,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1351.67ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 86.2MB in the end (delta: -1.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu --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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:39,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:39,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:39,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:39,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:39,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:39,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:39,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:39,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:39,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:39,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:39,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:39,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:39,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:39,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:39,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:39,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:39,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:39,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:39,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:39,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:39,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:39,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:39,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:39,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:39,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:39,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:39,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:39,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:39,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:39,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:39,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:39,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:39,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:39,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:39,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:39,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:39,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:39,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:39,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:39,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:39,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:53:39,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:39,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:39,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:39,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:39,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:39,714 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:53:39,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:39,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:39,714 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:53:39,715 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:53:39,716 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:53:39,716 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:39,716 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:39,716 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:39,717 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:39,717 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:39,717 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:39,717 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:39,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:39,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:39,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:39,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:39,718 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:39,718 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:39,718 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:39,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:39,719 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_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2021-11-23 15:53:40,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:40,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:40,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:40,104 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:40,105 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:40,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 15:53:40,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/0bd34be84/79799e183e684a4fbe813ecffb92f9a2/FLAG959811474 [2021-11-23 15:53:40,913 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:40,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2021-11-23 15:53:40,966 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/0bd34be84/79799e183e684a4fbe813ecffb92f9a2/FLAG959811474 [2021-11-23 15:53:41,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13a569-9718-44d9-b67e-4c590e3a9554/bin/ukojak-CwSLpZB5Qu/data/0bd34be84/79799e183e684a4fbe813ecffb92f9a2 [2021-11-23 15:53:41,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:41,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:41,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:41,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:41,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:41,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:41" (1/1) ... [2021-11-23 15:53:41,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcf5665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:41, skipping insertion in model container [2021-11-23 15:53:41,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:41" (1/1) ... [2021-11-23 15:53:41,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:41,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:42,426 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-23 15:53:42,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@618f59c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:42, skipping insertion in model container [2021-11-23 15:53:42,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:42,428 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:53:42,430 INFO L158 Benchmark]: Toolchain (without parser) took 1395.47ms. Allocated memory is still 67.1MB. Free memory was 42.0MB in the beginning and 37.6MB in the end (delta: 4.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,430 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:42,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.04ms. Allocated memory is still 67.1MB. Free memory was 41.7MB in the beginning and 37.6MB in the end (delta: 4.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,433 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.04ms. Allocated memory is still 67.1MB. Free memory was 41.7MB in the beginning and 37.6MB in the end (delta: 4.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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