./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:12:42,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:12:42,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:12:42,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:12:42,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:12:42,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:12:42,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:12:42,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:12:42,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:12:42,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:12:42,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:12:42,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:12:42,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:12:42,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:12:42,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:12:42,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:12:42,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:12:42,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:12:42,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:12:42,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:12:42,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:12:42,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:12:42,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:12:42,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:12:42,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:12:42,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:12:42,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:12:43,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:12:43,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:12:43,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:12:43,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:12:43,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:12:43,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:12:43,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:12:43,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:12:43,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:12:43,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:12:43,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:12:43,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:12:43,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:12:43,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:12:43,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 07:12:43,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:12:43,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:12:43,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:12:43,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:12:43,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:12:43,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:12:43,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:12:43,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:12:43,081 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:12:43,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:12:43,083 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:12:43,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:12:43,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:12:43,084 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:12:43,084 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:12:43,084 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:12:43,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:12:43,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:12:43,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:12:43,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:12:43,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:12:43,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:12:43,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:12:43,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:12:43,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:12:43,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:12:43,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:12:43,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:12:43,089 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_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-11-20 07:12:43,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:12:43,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:12:43,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:12:43,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:12:43,560 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:12:43,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-11-20 07:12:43,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/7c8027257/64562f98aa5043c6b297bdf719f9648d/FLAG54e2cc974 [2021-11-20 07:12:44,523 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:12:44,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-11-20 07:12:44,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/7c8027257/64562f98aa5043c6b297bdf719f9648d/FLAG54e2cc974 [2021-11-20 07:12:44,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/7c8027257/64562f98aa5043c6b297bdf719f9648d [2021-11-20 07:12:44,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:12:44,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:12:44,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:12:44,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:12:44,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:12:44,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:12:44" (1/1) ... [2021-11-20 07:12:44,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6099786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:12:44, skipping insertion in model container [2021-11-20 07:12:44,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:12:44" (1/1) ... [2021-11-20 07:12:44,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:12:44,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:12:46,210 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:12:46,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2872302d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:12:46, skipping insertion in model container [2021-11-20 07:12:46,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:12:46,213 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:12:46,215 INFO L158 Benchmark]: Toolchain (without parser) took 1597.19ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 73.5MB in the end (delta: -7.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-20 07:12:46,218 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:12:46,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1593.99ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 73.5MB in the end (delta: -7.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-20 07:12:46,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1593.99ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 73.5MB in the end (delta: -7.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:12:48,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:12:48,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:12:48,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:12:48,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:12:48,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:12:48,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:12:48,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:12:48,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:12:48,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:12:48,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:12:48,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:12:48,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:12:48,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:12:48,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:12:48,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:12:48,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:12:48,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:12:48,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:12:48,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:12:48,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:12:48,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:12:48,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:12:48,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:12:48,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:12:48,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:12:48,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:12:49,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:12:49,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:12:49,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:12:49,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:12:49,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:12:49,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:12:49,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:12:49,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:12:49,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:12:49,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:12:49,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:12:49,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:12:49,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:12:49,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:12:49,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 07:12:49,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:12:49,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:12:49,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:12:49,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:12:49,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:12:49,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:12:49,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:12:49,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:12:49,085 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:12:49,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:12:49,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:12:49,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:12:49,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:12:49,088 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 07:12:49,088 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 07:12:49,088 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 07:12:49,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:12:49,089 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 07:12:49,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:12:49,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:12:49,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:12:49,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:12:49,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:12:49,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:12:49,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:12:49,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:12:49,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:12:49,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:12:49,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:12:49,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:12:49,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:12:49,093 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_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-11-20 07:12:49,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:12:49,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:12:49,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:12:49,576 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:12:49,577 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:12:49,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-11-20 07:12:49,660 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/a5ee57b25/bb739572b0704d838432587bedfbaa5c/FLAG35cafc32d [2021-11-20 07:12:50,653 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:12:50,653 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-11-20 07:12:50,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/a5ee57b25/bb739572b0704d838432587bedfbaa5c/FLAG35cafc32d [2021-11-20 07:12:51,216 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a611e090-09f9-48d7-a75f-785a55386f9c/bin/uautomizer-DQz5hQGWxF/data/a5ee57b25/bb739572b0704d838432587bedfbaa5c [2021-11-20 07:12:51,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:12:51,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:12:51,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:12:51,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:12:51,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:12:51,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:12:51" (1/1) ... [2021-11-20 07:12:51,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47926670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:12:51, skipping insertion in model container [2021-11-20 07:12:51,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:12:51" (1/1) ... [2021-11-20 07:12:51,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:12:51,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:12:52,752 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 07:12:52,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e439556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:12:52, skipping insertion in model container [2021-11-20 07:12:52,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:12:52,754 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 07:12:52,756 INFO L158 Benchmark]: Toolchain (without parser) took 1534.66ms. Allocated memory is still 58.7MB. Free memory was 31.5MB in the beginning and 35.8MB in the end (delta: -4.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-20 07:12:52,759 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:12:52,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1531.65ms. Allocated memory is still 58.7MB. Free memory was 31.3MB in the beginning and 35.8MB in the end (delta: -4.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-20 07:12:52,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1531.65ms. Allocated memory is still 58.7MB. Free memory was 31.3MB in the beginning and 35.8MB in the end (delta: -4.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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