./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-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_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/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_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/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_7f46a003-b695-421c-91dd-7add837364f9/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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:12:05,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:12:05,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:12:05,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:12:05,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:12:05,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:12:05,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:12:05,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:12:05,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:12:05,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:12:05,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:12:05,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:12:05,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:12:05,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:12:05,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:12:05,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:12:05,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:12:05,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:12:05,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:12:05,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:12:05,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:12:05,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:12:05,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:12:05,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:12:05,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:12:05,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:12:05,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:12:05,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:12:05,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:12:05,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:12:05,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:12:05,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:12:05,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:12:05,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:12:05,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:12:05,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:12:05,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:12:05,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:12:05,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:12:05,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:12:05,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:12:05,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 06:12:05,818 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:12:05,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:12:05,819 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:12:05,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:12:05,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:12:05,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:12:05,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:12:05,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:12:05,829 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:12:05,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:12:05,831 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:12:05,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:12:05,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:12:05,832 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:12:05,832 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:12:05,832 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:12:05,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:12:05,833 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:12:05,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:12:05,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:12:05,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:12:05,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:12:05,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:12:05,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:12:05,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:12:05,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:12:05,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:12:05,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:12:05,836 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_7f46a003-b695-421c-91dd-7add837364f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2021-11-20 06:12:06,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:12:06,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:12:06,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:12:06,255 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:12:06,256 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:12:06,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-11-20 06:12:06,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/22b4efa38/3b195a3089f54358889b9a6c771b2d14/FLAG4d70eddc5 [2021-11-20 06:12:07,449 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:12:07,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-11-20 06:12:07,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/22b4efa38/3b195a3089f54358889b9a6c771b2d14/FLAG4d70eddc5 [2021-11-20 06:12:07,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/22b4efa38/3b195a3089f54358889b9a6c771b2d14 [2021-11-20 06:12:07,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:12:07,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:12:07,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:12:07,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:12:07,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:12:07,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:07" (1/1) ... [2021-11-20 06:12:07,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17444011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:07, skipping insertion in model container [2021-11-20 06:12:07,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:07" (1/1) ... [2021-11-20 06:12:07,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:12:07,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:12:09,391 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 06:12:09,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1318b4bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:09, skipping insertion in model container [2021-11-20 06:12:09,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:12:09,393 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:12:09,395 INFO L158 Benchmark]: Toolchain (without parser) took 1552.67ms. Allocated memory is still 109.1MB. Free memory was 84.6MB in the beginning and 58.8MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-20 06:12:09,396 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 59.4MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:12:09,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1549.74ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 58.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-20 06:12:09,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 59.4MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1549.74ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 58.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/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_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/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_7f46a003-b695-421c-91dd-7add837364f9/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 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:12:12,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:12:12,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:12:12,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:12:12,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:12:12,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:12:12,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:12:12,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:12:12,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:12:12,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:12:12,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:12:12,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:12:12,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:12:12,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:12:12,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:12:12,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:12:12,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:12:12,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:12:12,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:12:12,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:12:12,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:12:12,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:12:12,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:12:12,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:12:12,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:12:12,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:12:12,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:12:12,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:12:12,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:12:12,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:12:12,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:12:12,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:12:12,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:12:12,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:12:12,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:12:12,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:12:12,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:12:12,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:12:12,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:12:12,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:12:12,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:12:12,250 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 06:12:12,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:12:12,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:12:12,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:12:12,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:12:12,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:12:12,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:12:12,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:12:12,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:12:12,284 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:12:12,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:12:12,284 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:12:12,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:12:12,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:12:12,285 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 06:12:12,285 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 06:12:12,286 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 06:12:12,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:12:12,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:12:12,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:12:12,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:12:12,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:12:12,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:12:12,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:12:12,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:12:12,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:12:12,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:12:12,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:12:12,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:12:12,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:12:12,292 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:12:12,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:12:12,293 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_7f46a003-b695-421c-91dd-7add837364f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c4e494ce5c4dce421612b608bcca5f034ca1031888feb61b9a4842be490db1c [2021-11-20 06:12:12,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:12:12,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:12:12,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:12:12,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:12:12,748 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:12:12,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-11-20 06:12:12,831 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/6e2292837/bcfb200554d745dd8e671f20723d0f9f/FLAGe16af70f7 [2021-11-20 06:12:13,823 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:12:13,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2021-11-20 06:12:13,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/6e2292837/bcfb200554d745dd8e671f20723d0f9f/FLAGe16af70f7 [2021-11-20 06:12:14,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f46a003-b695-421c-91dd-7add837364f9/bin/uautomizer-DQz5hQGWxF/data/6e2292837/bcfb200554d745dd8e671f20723d0f9f [2021-11-20 06:12:14,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:12:14,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:12:14,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:12:14,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:12:14,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:12:14,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:14" (1/1) ... [2021-11-20 06:12:14,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eaccdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:14, skipping insertion in model container [2021-11-20 06:12:14,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:14" (1/1) ... [2021-11-20 06:12:14,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:12:14,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:12:15,826 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 06:12:15,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cc5f27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:15, skipping insertion in model container [2021-11-20 06:12:15,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:12:15,828 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 06:12:15,830 INFO L158 Benchmark]: Toolchain (without parser) took 1562.80ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.1MB in the beginning and 59.4MB in the end (delta: -21.3MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-20 06:12:15,831 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:12:15,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1557.93ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.9MB in the beginning and 59.4MB in the end (delta: -21.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-20 06:12:15,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.5MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1557.93ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 37.9MB in the beginning and 59.4MB in the end (delta: -21.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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