./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD --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 a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:52:21,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:52:21,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:52:21,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:52:21,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:52:21,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:52:21,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:52:21,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:52:21,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:52:21,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:52:21,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:52:21,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:52:21,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:52:21,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:52:21,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:52:21,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:52:21,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:52:21,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:52:21,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:52:21,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:52:21,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:52:21,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:52:22,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:52:22,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:52:22,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:52:22,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:52:22,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:52:22,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:52:22,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:52:22,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:52:22,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:52:22,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:52:22,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:52:22,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:52:22,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:52:22,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:52:22,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:52:22,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:52:22,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:52:22,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:52:22,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:52:22,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 23:52:22,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:52:22,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:52:22,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:52:22,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:52:22,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:52:22,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:52:22,097 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:52:22,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:52:22,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:52:22,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:52:22,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:52:22,099 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:52:22,100 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:52:22,100 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:52:22,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:52:22,101 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:52:22,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:52:22,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:52:22,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:52:22,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:52:22,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:52:22,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:52:22,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:52:22,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:52:22,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:52:22,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:52:22,104 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_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-28 23:52:22,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:52:22,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:52:22,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:52:22,496 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:52:22,497 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:52:22,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 23:52:22,599 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/da7398b3e/00a04d2c5f644984ae1f81290f255664/FLAG49439ccab [2021-10-28 23:52:23,457 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:52:23,458 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 23:52:23,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/da7398b3e/00a04d2c5f644984ae1f81290f255664/FLAG49439ccab [2021-10-28 23:52:24,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/da7398b3e/00a04d2c5f644984ae1f81290f255664 [2021-10-28 23:52:24,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:52:24,010 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:52:24,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:24,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:52:24,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:52:24,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:24" (1/1) ... [2021-10-28 23:52:24,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6e2097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:24, skipping insertion in model container [2021-10-28 23:52:24,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:24" (1/1) ... [2021-10-28 23:52:24,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:52:24,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:52:25,697 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 23:52:25,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@163f1c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:25, skipping insertion in model container [2021-10-28 23:52:25,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:25,699 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:52:25,701 INFO L168 Benchmark]: Toolchain (without parser) took 1690.58 ms. Allocated memory is still 140.5 MB. Free memory was 98.5 MB in the beginning and 99.8 MB in the end (delta: -1.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:25,702 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 140.5 MB. Free memory was 114.9 MB in the beginning and 114.8 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:25,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1686.36 ms. Allocated memory is still 140.5 MB. Free memory was 98.2 MB in the beginning and 99.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:25,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 140.5 MB. Free memory was 114.9 MB in the beginning and 114.8 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1686.36 ms. Allocated memory is still 140.5 MB. Free memory was 98.2 MB in the beginning and 99.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:52:28,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:52:28,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:52:28,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:52:28,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:52:28,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:52:28,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:52:28,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:52:28,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:52:28,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:52:28,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:52:28,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:52:28,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:52:28,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:52:28,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:52:28,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:52:28,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:52:28,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:52:28,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:52:28,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:52:28,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:52:28,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:52:28,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:52:28,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:52:28,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:52:28,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:52:28,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:52:28,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:52:28,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:52:28,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:52:28,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:52:28,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:52:28,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:52:28,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:52:28,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:52:28,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:52:28,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:52:28,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:52:28,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:52:28,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:52:28,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:52:28,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 23:52:28,759 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:52:28,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:52:28,760 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:52:28,760 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:52:28,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:52:28,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:52:28,762 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:52:28,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:52:28,763 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:52:28,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:52:28,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:52:28,764 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 23:52:28,764 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 23:52:28,764 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 23:52:28,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:52:28,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 23:52:28,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:52:28,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:52:28,766 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:52:28,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:52:28,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:52:28,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:52:28,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:52:28,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:52:28,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:52:28,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:52:28,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:52:28,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:52:28,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:52:28,769 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_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1bb832e4d0e7c4dd1ff4f93df210c31ebafb64a6fafe0f8b3e3b578f6bcdd32 [2021-10-28 23:52:29,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:52:29,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:52:29,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:52:29,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:52:29,339 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:52:29,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 23:52:29,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/9f4a9d1c3/1013d4feae9845119f618426f9eea432/FLAGcb25edab6 [2021-10-28 23:52:30,417 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:52:30,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-10-28 23:52:30,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/9f4a9d1c3/1013d4feae9845119f618426f9eea432/FLAGcb25edab6 [2021-10-28 23:52:30,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d3a444-51c3-4179-afea-72feda922a80/bin/uautomizer-GMMbpWq8iD/data/9f4a9d1c3/1013d4feae9845119f618426f9eea432 [2021-10-28 23:52:30,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:52:30,965 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 23:52:30,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:30,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:52:30,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:52:30,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:30" (1/1) ... [2021-10-28 23:52:30,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f2dac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:30, skipping insertion in model container [2021-10-28 23:52:30,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:52:30" (1/1) ... [2021-10-28 23:52:30,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:52:31,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:52:32,856 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-28 23:52:32,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7838706e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:52:32, skipping insertion in model container [2021-10-28 23:52:32,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:52:32,858 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 23:52:32,864 INFO L168 Benchmark]: Toolchain (without parser) took 1893.89 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 39.2 MB in the beginning and 64.1 MB in the end (delta: -24.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:32,866 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 65.0 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:52:32,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1887.59 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 39.1 MB in the beginning and 64.1 MB in the end (delta: -25.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:52:32,872 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 65.0 MB. Free memory is still 45.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1887.59 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 39.1 MB in the beginning and 64.1 MB in the end (delta: -25.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...