./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7 --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:52:39,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:52:39,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:52:39,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:52:39,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:52:39,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:52:39,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:52:39,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:52:39,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:52:39,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:52:39,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:52:39,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:52:39,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:52:39,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:52:39,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:52:39,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:52:39,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:52:39,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:52:39,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:52:39,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:52:39,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:52:39,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:52:39,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:52:39,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:52:39,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:52:39,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:52:39,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:52:39,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:52:39,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:52:39,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:52:39,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:52:39,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:52:39,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:52:39,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:52:39,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:52:39,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:52:39,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:52:39,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:52:39,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:52:39,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:52:39,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:52:39,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-25 17:52:39,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:52:39,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:52:39,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:52:39,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:52:39,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:52:39,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:52:39,961 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:52:39,961 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:52:39,961 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:52:39,961 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:52:39,962 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:52:39,963 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:52:39,963 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:52:39,963 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:52:39,963 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:52:39,964 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:52:39,964 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:52:39,964 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:52:39,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 17:52:39,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 17:52:39,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:52:39,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:52:39,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:52:39,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:52:39,968 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 17:52:39,968 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 17:52:39,968 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 17:52:39,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:52:39,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 17:52:39,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:52:39,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:52:39,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:52:39,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:52:39,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:52:39,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:52:39,970 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:52:39,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:52:39,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:52:39,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:52:39,971 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-25 17:52:40,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:52:40,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:52:40,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:52:40,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:52:40,305 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:52:40,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-25 17:52:40,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/e24e42f81/a6d5483617924add87d394c42db854af/FLAG01ddd0d3d [2021-11-25 17:52:41,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:52:41,248 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-25 17:52:41,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/e24e42f81/a6d5483617924add87d394c42db854af/FLAG01ddd0d3d [2021-11-25 17:52:41,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/e24e42f81/a6d5483617924add87d394c42db854af [2021-11-25 17:52:41,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:52:41,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:52:41,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:52:41,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:52:41,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:52:41,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:52:41" (1/1) ... [2021-11-25 17:52:41,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e277b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:52:41, skipping insertion in model container [2021-11-25 17:52:41,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:52:41" (1/1) ... [2021-11-25 17:52:41,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:52:41,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:52:43,738 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-25 17:52:43,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56fbdb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:52:43, skipping insertion in model container [2021-11-25 17:52:43,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:52:43,740 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 17:52:43,742 INFO L158 Benchmark]: Toolchain (without parser) took 1967.49ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 67.6MB in the beginning and 87.6MB in the end (delta: -20.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-25 17:52:43,742 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 17:52:43,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1965.12ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 67.3MB in the beginning and 87.6MB in the end (delta: -20.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-25 17:52:43,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1965.12ms. Allocated memory was 107.0MB in the beginning and 146.8MB in the end (delta: 39.8MB). Free memory was 67.3MB in the beginning and 87.6MB in the end (delta: -20.3MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7 --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:52:45,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:52:45,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:52:45,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:52:45,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:52:45,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:52:45,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:52:45,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:52:45,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:52:45,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:52:45,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:52:46,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:52:46,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:52:46,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:52:46,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:52:46,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:52:46,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:52:46,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:52:46,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:52:46,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:52:46,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:52:46,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:52:46,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:52:46,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:52:46,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:52:46,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:52:46,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:52:46,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:52:46,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:52:46,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:52:46,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:52:46,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:52:46,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:52:46,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:52:46,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:52:46,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:52:46,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:52:46,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:52:46,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:52:46,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:52:46,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:52:46,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-25 17:52:46,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:52:46,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:52:46,109 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:52:46,109 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:52:46,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:52:46,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:52:46,111 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:52:46,111 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:52:46,111 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:52:46,112 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:52:46,113 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:52:46,113 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:52:46,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 17:52:46,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 17:52:46,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:52:46,115 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 17:52:46,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:52:46,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:52:46,115 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 17:52:46,116 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 17:52:46,116 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 17:52:46,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:52:46,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 17:52:46,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 17:52:46,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 17:52:46,117 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:52:46,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:52:46,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 17:52:46,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:52:46,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:52:46,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:52:46,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:52:46,119 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 17:52:46,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 17:52:46,120 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:52:46,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:52:46,120 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_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-11-25 17:52:46,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:52:46,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:52:46,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:52:46,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:52:46,508 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:52:46,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-25 17:52:46,575 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/17778671c/f2c534cc6550402e8afed991ef7a66d1/FLAGbd2d7ba77 [2021-11-25 17:52:47,555 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:52:47,556 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-11-25 17:52:47,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/17778671c/f2c534cc6550402e8afed991ef7a66d1/FLAGbd2d7ba77 [2021-11-25 17:52:48,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9466d0-17be-497d-b831-d2dd4ff51163/bin/utaipan-eEHZpOm5b7/data/17778671c/f2c534cc6550402e8afed991ef7a66d1 [2021-11-25 17:52:48,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:52:48,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:52:48,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:52:48,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:52:48,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:52:48,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:52:48" (1/1) ... [2021-11-25 17:52:48,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5b01dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:52:48, skipping insertion in model container [2021-11-25 17:52:48,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:52:48" (1/1) ... [2021-11-25 17:52:48,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:52:48,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:52:49,854 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-11-25 17:52:49,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f90ef8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:52:49, skipping insertion in model container [2021-11-25 17:52:49,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:52:49,862 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 17:52:49,865 INFO L158 Benchmark]: Toolchain (without parser) took 1847.14ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.6MB in the beginning and 38.4MB in the end (delta: -1.8MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-25 17:52:49,867 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 17:52:49,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1844.42ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.4MB in the beginning and 38.4MB in the end (delta: -2.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-25 17:52:49,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1844.42ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 36.4MB in the beginning and 38.4MB in the end (delta: -2.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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