./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.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_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa --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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:36:42,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:36:42,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:36:42,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:36:42,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:36:42,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:36:42,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:36:42,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:36:42,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:36:42,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:36:42,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:36:42,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:36:42,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:36:42,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:36:42,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:36:42,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:36:42,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:36:42,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:36:42,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:36:42,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:36:42,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:36:42,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:36:42,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:36:42,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:36:42,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:36:42,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:36:42,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:36:42,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:36:42,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:36:42,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:36:42,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:36:42,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:36:42,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:36:42,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:36:42,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:36:42,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:36:42,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:36:42,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:36:42,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:36:42,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:36:42,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:36:42,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-06 21:36:42,883 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:36:42,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:36:42,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:36:42,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:36:42,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:36:42,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:36:42,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:36:42,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:36:42,884 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:36:42,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 21:36:42,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:36:42,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:36:42,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:36:42,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:36:42,887 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_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-12-06 21:36:43,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:36:43,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:36:43,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:36:43,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:36:43,083 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:36:43,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-06 21:36:43,126 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/5dcf9fb47/000baae8252b42d0bb9672f2c6445c0b/FLAG2f61692ab [2021-12-06 21:36:43,643 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:36:43,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-06 21:36:43,665 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/5dcf9fb47/000baae8252b42d0bb9672f2c6445c0b/FLAG2f61692ab [2021-12-06 21:36:44,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/5dcf9fb47/000baae8252b42d0bb9672f2c6445c0b [2021-12-06 21:36:44,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:36:44,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:36:44,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:36:44,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:36:44,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:36:44,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:36:44" (1/1) ... [2021-12-06 21:36:44,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c59c20f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:36:44, skipping insertion in model container [2021-12-06 21:36:44,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:36:44" (1/1) ... [2021-12-06 21:36:44,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:36:44,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:36:45,184 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 21:36:45,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16bf3513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:36:45, skipping insertion in model container [2021-12-06 21:36:45,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:36:45,185 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 21:36:45,187 INFO L158 Benchmark]: Toolchain (without parser) took 1010.26ms. Allocated memory is still 102.8MB. Free memory was 58.7MB in the beginning and 54.9MB in the end (delta: 3.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-12-06 21:36:45,187 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:36:45,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1008.54ms. Allocated memory is still 102.8MB. Free memory was 58.4MB in the beginning and 54.9MB in the end (delta: 3.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-12-06 21:36:45,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory was 81.4MB in the beginning and 81.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1008.54ms. Allocated memory is still 102.8MB. Free memory was 58.4MB in the beginning and 54.9MB in the end (delta: 3.6MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa --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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:36:46,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:36:46,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:36:46,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:36:46,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:36:46,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:36:46,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:36:46,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:36:46,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:36:46,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:36:46,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:36:46,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:36:46,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:36:46,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:36:46,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:36:46,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:36:46,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:36:46,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:36:46,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:36:46,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:36:46,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:36:46,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:36:46,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:36:46,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:36:46,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:36:46,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:36:46,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:36:46,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:36:46,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:36:46,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:36:46,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:36:46,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:36:46,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:36:46,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:36:46,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:36:46,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:36:46,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:36:46,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:36:46,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:36:46,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:36:46,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:36:46,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-06 21:36:46,585 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:36:46,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:36:46,586 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:36:46,586 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:36:46,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:36:46,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:36:46,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:36:46,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:36:46,587 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:36:46,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-06 21:36:46,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:36:46,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:36:46,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:36:46,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:36:46,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:36:46,590 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 21:36:46,590 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 21:36:46,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:36:46,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 21:36:46,590 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_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-12-06 21:36:46,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:36:46,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:36:46,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:36:46,820 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:36:46,820 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:36:46,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-06 21:36:46,864 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/b72f1bfea/2b888e8223044fe889168bf107cdf902/FLAGef6bf3be5 [2021-12-06 21:36:47,367 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:36:47,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-06 21:36:47,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/b72f1bfea/2b888e8223044fe889168bf107cdf902/FLAGef6bf3be5 [2021-12-06 21:36:47,900 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d5ae2a-8710-468a-8c36-766115c0a54b/bin/uautomizer-DrprNOufMa/data/b72f1bfea/2b888e8223044fe889168bf107cdf902 [2021-12-06 21:36:47,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:36:47,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:36:47,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:36:47,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:36:47,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:36:47,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:36:47" (1/1) ... [2021-12-06 21:36:47,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79eb834f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:36:47, skipping insertion in model container [2021-12-06 21:36:47,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:36:47" (1/1) ... [2021-12-06 21:36:47,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:36:47,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:36:48,986 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-06 21:36:48,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2746998f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:36:48, skipping insertion in model container [2021-12-06 21:36:48,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:36:48,987 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-06 21:36:48,990 INFO L158 Benchmark]: Toolchain (without parser) took 1085.10ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.9MB in the end (delta: -7.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-12-06 21:36:48,990 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:36:48,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1083.18ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 39.9MB in the end (delta: -7.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-12-06 21:36:48,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1083.18ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 32.3MB in the beginning and 39.9MB in the end (delta: -7.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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