./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:25:34,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:25:34,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:25:34,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:25:34,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:25:34,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:25:34,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:25:34,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:25:34,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:25:34,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:25:34,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:25:34,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:25:34,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:25:34,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:25:34,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:25:34,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:25:34,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:25:34,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:25:34,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:25:34,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:25:34,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:25:34,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:25:34,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:25:34,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:25:34,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:25:34,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:25:34,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:25:34,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:25:34,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:25:34,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:25:34,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:25:34,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:25:34,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:25:34,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:25:34,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:25:34,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:25:34,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:25:34,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:25:34,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:25:34,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:25:34,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:25:34,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 18:25:34,466 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:25:34,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:25:34,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:25:34,467 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:25:34,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:25:34,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:25:34,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:25:34,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:25:34,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:25:34,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:25:34,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:25:34,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:25:34,470 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-12-13 18:25:34,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:25:34,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:25:34,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:25:34,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:25:34,677 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:25:34,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-13 18:25:37,273 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:25:37,502 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:25:37,502 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-13 18:25:37,517 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/aeb8f8c04/e3c9be227a484acf9b0bbc41f4f81906/FLAGd9b416525 [2022-12-13 18:25:37,530 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/aeb8f8c04/e3c9be227a484acf9b0bbc41f4f81906 [2022-12-13 18:25:37,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:25:37,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:25:37,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:25:37,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:25:37,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:25:37,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:25:37" (1/1) ... [2022-12-13 18:25:37,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2840df17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:25:37, skipping insertion in model container [2022-12-13 18:25:37,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:25:37" (1/1) ... [2022-12-13 18:25:37,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:25:37,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:25:38,522 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-13 18:25:38,529 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 18:25:38,530 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-13 18:25:38,532 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 18:25:38,540 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 18:25:38,542 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-13 18:25:38,544 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-13 18:25:38,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24917683 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:25:38, skipping insertion in model container [2022-12-13 18:25:38,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:25:38,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 18:25:38,547 INFO L158 Benchmark]: Toolchain (without parser) took 1012.89ms. Allocated memory is still 132.1MB. Free memory was 93.2MB in the beginning and 62.9MB in the end (delta: 30.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-13 18:25:38,548 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:25:38,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.06ms. Allocated memory is still 132.1MB. Free memory was 92.7MB in the beginning and 62.9MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-13 18:25:38,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 132.1MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.06ms. Allocated memory is still 132.1MB. Free memory was 92.7MB in the beginning and 62.9MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:25:39,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:25:39,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:25:39,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:25:39,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:25:39,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:25:39,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:25:39,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:25:39,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:25:39,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:25:39,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:25:39,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:25:39,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:25:39,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:25:39,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:25:39,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:25:39,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:25:39,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:25:39,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:25:39,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:25:39,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:25:39,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:25:39,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:25:39,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:25:39,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:25:39,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:25:39,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:25:39,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:25:39,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:25:39,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:25:39,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:25:39,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:25:39,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:25:39,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:25:39,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:25:39,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:25:39,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:25:39,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:25:39,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:25:39,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:25:39,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:25:39,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 18:25:39,852 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:25:39,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:25:39,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:25:39,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:25:39,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:25:39,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:25:39,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:25:39,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:25:39,854 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:25:39,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:25:39,855 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 18:25:39,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:25:39,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:25:39,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:25:39,856 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:25:39,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:25:39,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:25:39,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:25:39,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:25:39,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:25:39,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:25:39,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:25:39,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:25:39,858 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 18:25:39,858 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 18:25:39,858 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:25:39,859 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d919a8eed5bff5d7b13e529bcc3b017ee1b2504c38f6ffe9202719064bad4a0 [2022-12-13 18:25:40,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:25:40,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:25:40,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:25:40,127 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:25:40,127 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:25:40,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-13 18:25:42,686 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:25:43,000 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:25:43,000 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2022-12-13 18:25:43,020 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/f328afc35/fb3303c3736d42509a42b58fdb4c5cba/FLAG8e7f0c626 [2022-12-13 18:25:43,032 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb139cb-b752-4be2-995b-9ba031b85c4b/bin/uautomizer-uyxdKDjOR8/data/f328afc35/fb3303c3736d42509a42b58fdb4c5cba [2022-12-13 18:25:43,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:25:43,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:25:43,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:25:43,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:25:43,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:25:43,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:25:43" (1/1) ... [2022-12-13 18:25:43,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73546bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:25:43, skipping insertion in model container [2022-12-13 18:25:43,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:25:43" (1/1) ... [2022-12-13 18:25:43,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:25:43,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:25:43,886 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-13 18:25:43,893 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 18:25:43,895 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-13 18:25:43,897 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-13 18:25:43,905 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-13 18:25:43,907 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-13 18:25:43,909 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-13 18:25:43,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50b3f680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:25:43, skipping insertion in model container [2022-12-13 18:25:43,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:25:43,910 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 18:25:43,912 INFO L158 Benchmark]: Toolchain (without parser) took 875.33ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 94.1kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-12-13 18:25:43,913 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:25:43,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 873.39ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 42.5MB in the end (delta: -73.3kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-12-13 18:25:43,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 873.39ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 42.5MB in the end (delta: -73.3kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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