./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-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_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/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_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/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_e55ba659-598d-4b0b-a170-ce91f3a24647/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:40:59,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:40:59,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:40:59,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:40:59,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:40:59,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:40:59,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:40:59,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:40:59,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:40:59,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:40:59,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:40:59,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:40:59,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:40:59,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:40:59,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:40:59,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:40:59,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:40:59,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:40:59,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:40:59,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:40:59,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:40:59,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:40:59,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:40:59,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:40:59,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:40:59,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:40:59,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:40:59,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:40:59,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:40:59,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:40:59,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:40:59,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:40:59,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:40:59,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:40:59,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:40:59,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:40:59,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:40:59,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:40:59,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:40:59,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:40:59,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:40:59,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-11-20 05:40:59,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:40:59,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:40:59,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:40:59,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:40:59,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:40:59,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:40:59,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:40:59,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:40:59,834 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:40:59,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:40:59,836 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:40:59,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:40:59,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:40:59,836 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 05:40:59,837 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 05:40:59,837 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 05:40:59,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:40:59,838 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 05:40:59,838 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:40:59,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:40:59,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:40:59,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:40:59,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:40:59,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:40:59,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:40:59,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:40:59,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:40:59,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:40:59,841 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_e55ba659-598d-4b0b-a170-ce91f3a24647/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-11-20 05:41:00,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:41:00,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:41:00,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:41:00,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:41:00,213 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:41:00,215 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-11-20 05:41:00,312 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/69380c640/eeddfd17c3614bd2977e97851207f686/FLAG624f50b78 [2021-11-20 05:41:01,054 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:41:01,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-11-20 05:41:01,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/69380c640/eeddfd17c3614bd2977e97851207f686/FLAG624f50b78 [2021-11-20 05:41:01,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/69380c640/eeddfd17c3614bd2977e97851207f686 [2021-11-20 05:41:01,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:41:01,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:41:01,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:01,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:41:01,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:41:01,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:01" (1/1) ... [2021-11-20 05:41:01,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@108e87a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:01, skipping insertion in model container [2021-11-20 05:41:01,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:01" (1/1) ... [2021-11-20 05:41:01,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:41:01,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:41:03,195 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 05:41:03,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11d4ca42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:03, skipping insertion in model container [2021-11-20 05:41:03,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:03,197 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 05:41:03,201 INFO L158 Benchmark]: Toolchain (without parser) took 1995.32ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 56.4MB in the beginning and 89.7MB in the end (delta: -33.3MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-20 05:41:03,203 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 32.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:41:03,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1989.54ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 56.2MB in the beginning and 89.7MB in the end (delta: -33.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-20 05:41:03,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 69.5MB in the end (delta: 32.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1989.54ms. Allocated memory was 96.5MB in the beginning and 130.0MB in the end (delta: 33.6MB). Free memory was 56.2MB in the beginning and 89.7MB in the end (delta: -33.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/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_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/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_e55ba659-598d-4b0b-a170-ce91f3a24647/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:41:05,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:41:05,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:41:05,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:41:05,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:41:05,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:41:05,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:41:05,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:41:05,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:41:05,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:41:05,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:41:05,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:41:05,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:41:05,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:41:05,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:41:05,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:41:05,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:41:05,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:41:05,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:41:05,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:41:05,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:41:05,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:41:05,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:41:05,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:41:05,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:41:05,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:41:05,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:41:05,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:41:05,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:41:05,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:41:05,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:41:05,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:41:05,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:41:05,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:41:05,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:41:05,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:41:05,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:41:05,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:41:05,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:41:05,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:41:05,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:41:05,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-11-20 05:41:05,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:41:05,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:41:05,925 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:41:05,925 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:41:05,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:41:05,930 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:41:05,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:41:05,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:41:05,934 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:41:05,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:41:05,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:41:05,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:41:05,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:41:05,936 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 05:41:05,936 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 05:41:05,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 05:41:05,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:41:05,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 05:41:05,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 05:41:05,937 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 05:41:05,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:41:05,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:41:05,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:41:05,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:41:05,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:41:05,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:41:05,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:41:05,939 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 05:41:05,939 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 05:41:05,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:41:05,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 05:41:05,940 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_e55ba659-598d-4b0b-a170-ce91f3a24647/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-11-20 05:41:06,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:41:06,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:41:06,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:41:06,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:41:06,425 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:41:06,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-11-20 05:41:06,512 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/3ea30e23d/70f16eaef9954680a649df2086879427/FLAG8a7b56517 [2021-11-20 05:41:07,455 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:41:07,455 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-11-20 05:41:07,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/3ea30e23d/70f16eaef9954680a649df2086879427/FLAG8a7b56517 [2021-11-20 05:41:07,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e55ba659-598d-4b0b-a170-ce91f3a24647/bin/uautomizer-DQz5hQGWxF/data/3ea30e23d/70f16eaef9954680a649df2086879427 [2021-11-20 05:41:07,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:41:07,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:41:07,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:07,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:41:07,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:41:07,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:07" (1/1) ... [2021-11-20 05:41:07,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236ca666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:07, skipping insertion in model container [2021-11-20 05:41:07,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:07" (1/1) ... [2021-11-20 05:41:07,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:41:07,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:41:09,410 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 05:41:09,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12020664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:09, skipping insertion in model container [2021-11-20 05:41:09,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:41:09,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 05:41:09,415 INFO L158 Benchmark]: Toolchain (without parser) took 1870.27ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 27.9MB in the beginning and 46.0MB in the end (delta: -18.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-20 05:41:09,417 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:41:09,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1867.13ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 27.7MB in the beginning and 46.0MB in the end (delta: -18.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-20 05:41:09,422 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 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1867.13ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 27.7MB in the beginning and 46.0MB in the end (delta: -18.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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