./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 08:36:39,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:36:39,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:36:39,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:36:39,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:36:39,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:36:39,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:36:39,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:36:39,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:36:39,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:36:39,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:36:39,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:36:39,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:36:39,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:36:39,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:36:39,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:36:39,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:36:39,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:36:39,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:36:39,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:36:39,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:36:39,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:36:39,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:36:39,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:36:39,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:36:39,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:36:39,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:36:39,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:36:39,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:36:39,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:36:39,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:36:39,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:36:39,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:36:39,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:36:39,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:36:39,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:36:39,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:36:39,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:36:39,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:36:39,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:36:39,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:36:39,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-12-14 08:36:39,768 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:36:39,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:36:39,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:36:39,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:36:39,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:36:39,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:36:39,769 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:36:39,770 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:36:39,770 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:36:39,770 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:36:39,770 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:36:39,770 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:36:39,770 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:36:39,771 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:36:39,771 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:36:39,771 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:36:39,771 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:36:39,771 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:36:39,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 08:36:39,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 08:36:39,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:36:39,772 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 08:36:39,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:36:39,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:36:39,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:36:39,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:36:39,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:36:39,774 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:36:39,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:36:39,774 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:36:39,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:36:39,774 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:36:39,775 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_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-14 08:36:39,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:36:39,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:36:40,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:36:40,002 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:36:40,002 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:36:40,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 08:36:42,489 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:36:42,790 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:36:42,790 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 08:36:42,804 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/8a457c529/c4b8540f6ce440fda200eed77e14004b/FLAG2dc012ad7 [2022-12-14 08:36:42,818 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/8a457c529/c4b8540f6ce440fda200eed77e14004b [2022-12-14 08:36:42,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:36:42,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:36:42,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:36:42,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:36:42,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:36:42,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:36:42" (1/1) ... [2022-12-14 08:36:42,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9575df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:36:42, skipping insertion in model container [2022-12-14 08:36:42,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:36:42" (1/1) ... [2022-12-14 08:36:42,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:36:42,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:36:43,548 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 08:36:43,549 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 08:36:43,551 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 08:36:43,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77451b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:36:43, skipping insertion in model container [2022-12-14 08:36:43,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:36:43,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 08:36:43,552 INFO L158 Benchmark]: Toolchain (without parser) took 730.53ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 67.9MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 08:36:43,553 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory was 100.0MB in the beginning and 99.9MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:36:43,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 728.46ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 67.9MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 08:36:43,554 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory was 100.0MB in the beginning and 99.9MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 728.46ms. Allocated memory is still 127.9MB. Free memory was 89.9MB in the beginning and 67.9MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 08:36:44,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:36:44,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:36:44,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:36:44,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:36:44,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:36:44,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:36:44,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:36:44,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:36:44,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:36:44,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:36:44,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:36:44,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:36:44,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:36:44,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:36:44,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:36:44,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:36:44,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:36:44,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:36:44,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:36:44,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:36:44,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:36:44,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:36:44,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:36:44,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:36:44,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:36:44,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:36:44,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:36:44,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:36:44,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:36:44,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:36:44,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:36:44,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:36:44,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:36:44,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:36:44,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:36:44,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:36:44,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:36:44,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:36:44,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:36:44,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:36:44,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-12-14 08:36:44,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:36:44,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:36:44,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:36:44,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:36:44,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:36:44,952 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:36:44,952 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:36:44,952 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:36:44,952 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:36:44,953 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:36:44,953 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:36:44,953 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:36:44,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 08:36:44,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 08:36:44,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:36:44,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 08:36:44,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:36:44,955 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 08:36:44,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 08:36:44,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 08:36:44,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:36:44,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:36:44,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 08:36:44,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:36:44,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:36:44,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:36:44,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:36:44,957 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 08:36:44,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 08:36:44,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:36:44,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 08:36:44,958 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_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2022-12-14 08:36:45,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:36:45,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:36:45,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:36:45,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:36:45,184 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:36:45,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 08:36:47,786 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:36:48,071 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:36:48,072 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2022-12-14 08:36:48,094 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/ac315891c/7726347658034a5798378800961c4f70/FLAG8bcdc8337 [2022-12-14 08:36:48,108 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_359b3958-90db-4817-9751-084bdfa8cfee/bin/utaipan-gh47qXpMRh/data/ac315891c/7726347658034a5798378800961c4f70 [2022-12-14 08:36:48,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:36:48,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:36:48,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:36:48,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:36:48,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:36:48,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:36:48" (1/1) ... [2022-12-14 08:36:48,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0bbc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:36:48, skipping insertion in model container [2022-12-14 08:36:48,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:36:48" (1/1) ... [2022-12-14 08:36:48,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:36:48,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:36:48,833 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 08:36:48,835 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 08:36:48,837 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 08:36:48,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7444f83a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:36:48, skipping insertion in model container [2022-12-14 08:36:48,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:36:48,838 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 08:36:48,839 INFO L158 Benchmark]: Toolchain (without parser) took 726.37ms. Allocated memory is still 75.5MB. Free memory was 49.8MB in the beginning and 46.2MB in the end (delta: 3.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-14 08:36:48,839 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 08:36:48,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.26ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 46.2MB in the end (delta: 3.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-14 08:36:48,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.26ms. Allocated memory is still 75.5MB. Free memory was 49.6MB in the beginning and 46.2MB in the end (delta: 3.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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