./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e7fbc69 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_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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-4e7fbc6 [2022-11-23 14:57:50,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:57:50,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:57:50,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:57:50,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:57:50,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:57:50,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:57:50,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:57:50,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:57:50,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:57:50,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:57:50,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:57:50,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:57:50,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:57:50,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:57:50,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:57:50,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:57:50,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:57:50,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:57:50,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:57:50,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:57:50,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:57:50,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:57:50,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:57:50,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:57:50,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:57:50,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:57:50,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:57:50,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:57:50,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:57:50,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:57:50,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:57:50,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:57:50,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:57:50,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:57:50,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:57:50,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:57:50,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:57:50,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:57:50,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:57:50,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:57:50,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-23 14:57:50,842 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:57:50,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:57:50,843 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:57:50,844 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:57:50,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:57:50,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:57:50,845 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:57:50,845 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:57:50,846 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:57:50,846 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:57:50,847 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:57:50,847 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:57:50,848 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:57:50,848 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:57:50,848 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:57:50,848 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:57:50,849 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:57:50,849 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:57:50,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:57:50,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:57:50,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:57:50,850 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:57:50,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:57:50,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:57:50,851 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:57:50,852 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:57:50,852 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:57:50,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:57:50,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:57:50,853 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:57:50,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:57:50,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:57:50,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:57:50,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:57:50,854 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:57:50,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:57:50,854 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:57:50,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:57:50,855 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:57:50,855 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_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-23 14:57:51,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:57:51,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:57:51,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:57:51,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:57:51,135 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:57:51,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-23 14:57:54,226 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:57:54,793 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:57:54,794 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-23 14:57:54,836 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/9bbd9ff95/950736d5d81946afa5639bbdf40bc018/FLAGc064b2ade [2022-11-23 14:57:54,855 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/9bbd9ff95/950736d5d81946afa5639bbdf40bc018 [2022-11-23 14:57:54,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:57:54,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:57:54,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:57:54,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:57:54,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:57:54,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:57:54" (1/1) ... [2022-11-23 14:57:54,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e25634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:57:54, skipping insertion in model container [2022-11-23 14:57:54,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:57:54" (1/1) ... [2022-11-23 14:57:54,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:57:54,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:57:56,246 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-23 14:57:56,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75b35b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:57:56, skipping insertion in model container [2022-11-23 14:57:56,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:57:56,248 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:57:56,250 INFO L158 Benchmark]: Toolchain (without parser) took 1386.43ms. Allocated memory is still 138.4MB. Free memory was 100.2MB in the beginning and 72.1MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 14:57:56,250 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:57:56,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1381.39ms. Allocated memory is still 138.4MB. Free memory was 100.2MB in the beginning and 72.1MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-23 14:57:56,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1381.39ms. Allocated memory is still 138.4MB. Free memory was 100.2MB in the beginning and 72.1MB in the end (delta: 28.1MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- 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-4e7fbc6 [2022-11-23 14:57:58,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:57:58,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:57:58,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:57:58,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:57:58,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:57:58,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:57:58,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:57:58,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:57:58,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:57:58,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:57:58,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:57:58,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:57:58,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:57:58,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:57:58,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:57:58,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:57:58,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:57:58,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:57:59,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:57:59,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:57:59,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:57:59,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:57:59,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:57:59,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:57:59,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:57:59,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:57:59,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:57:59,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:57:59,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:57:59,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:57:59,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:57:59,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:57:59,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:57:59,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:57:59,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:57:59,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:57:59,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:57:59,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:57:59,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:57:59,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:57:59,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-23 14:57:59,083 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:57:59,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:57:59,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:57:59,084 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:57:59,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:57:59,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:57:59,086 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:57:59,086 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:57:59,086 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:57:59,087 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:57:59,088 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:57:59,088 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:57:59,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 14:57:59,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 14:57:59,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:57:59,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:57:59,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:57:59,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:57:59,091 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-23 14:57:59,091 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-23 14:57:59,091 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-23 14:57:59,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:57:59,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:57:59,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:57:59,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:57:59,092 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:57:59,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:57:59,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:57:59,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:57:59,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:57:59,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:57:59,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:57:59,094 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:57:59,094 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:57:59,095 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:57:59,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:57:59,095 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_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2022-11-23 14:57:59,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:57:59,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:57:59,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:57:59,585 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:57:59,586 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:57:59,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-23 14:58:02,781 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:58:03,278 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:58:03,279 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2022-11-23 14:58:03,320 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/c05d31e67/a6f71c5324a74c3f80a3657bb32a5258/FLAG43eab20ad [2022-11-23 14:58:03,356 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b501ba-26a4-4cf4-96f0-dfd78ef618ed/bin/utaipan-Q6hlc19bkW/data/c05d31e67/a6f71c5324a74c3f80a3657bb32a5258 [2022-11-23 14:58:03,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:58:03,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:58:03,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:03,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:58:03,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:58:03,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:03" (1/1) ... [2022-11-23 14:58:03,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119f95fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:03, skipping insertion in model container [2022-11-23 14:58:03,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:58:03" (1/1) ... [2022-11-23 14:58:03,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:58:03,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:58:04,733 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-23 14:58:04,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3be27588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:58:04, skipping insertion in model container [2022-11-23 14:58:04,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:58:04,737 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:58:04,739 INFO L158 Benchmark]: Toolchain (without parser) took 1374.98ms. Allocated memory is still 75.5MB. Free memory was 44.8MB in the beginning and 35.8MB in the end (delta: 9.0MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-23 14:58:04,741 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 51.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:58:04,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1370.08ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 35.8MB in the end (delta: 8.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-23 14:58:04,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 51.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1370.08ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 35.8MB in the end (delta: 8.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN