./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f --- 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-8393723 [2022-11-19 07:30:43,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:30:43,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:30:43,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:30:43,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:30:43,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:30:43,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:30:43,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:30:43,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:30:43,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:30:43,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:30:43,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:30:43,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:30:43,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:30:43,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:30:43,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:30:43,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:30:43,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:30:43,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:30:43,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:30:43,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:30:43,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:30:43,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:30:43,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:30:43,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:30:43,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:30:43,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:30:43,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:30:43,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:30:43,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:30:43,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:30:43,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:30:43,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:30:43,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:30:43,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:30:43,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:30:43,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:30:43,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:30:43,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:30:43,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:30:43,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:30:43,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:30:43,741 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:30:43,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:30:43,742 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:30:43,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:30:43,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:30:43,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:30:43,743 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:30:43,743 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:30:43,744 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:30:43,744 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:30:43,744 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:30:43,744 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:30:43,745 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:30:43,752 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:30:43,753 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:30:43,753 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:30:43,753 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:30:43,754 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:30:43,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:30:43,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:30:43,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:30:43,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:30:43,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:30:43,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:30:43,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:30:43,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:30:43,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:30:43,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:30:43,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:30:43,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:30:43,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:30:43,758 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:30:43,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:30:43,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:30:43,759 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:30:43,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:30:43,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:30:43,760 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:30:43,760 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_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2022-11-19 07:30:44,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:30:44,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:30:44,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:30:44,115 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:30:44,116 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:30:44,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-19 07:30:44,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/eac0e5dad/31f61546f0324ff4bd4cbede5961f044/FLAG11311ac88 [2022-11-19 07:30:45,053 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:30:45,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-19 07:30:45,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/eac0e5dad/31f61546f0324ff4bd4cbede5961f044/FLAG11311ac88 [2022-11-19 07:30:45,568 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/eac0e5dad/31f61546f0324ff4bd4cbede5961f044 [2022-11-19 07:30:45,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:30:45,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:30:45,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:30:45,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:30:45,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:30:45,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:45" (1/1) ... [2022-11-19 07:30:45,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f42304b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:45, skipping insertion in model container [2022-11-19 07:30:45,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:45" (1/1) ... [2022-11-19 07:30:45,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:30:45,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:30:45,995 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2022-11-19 07:30:46,004 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2022-11-19 07:30:46,952 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,953 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,953 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,954 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,955 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,975 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,976 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,978 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:46,979 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:47,429 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:30:47,430 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:30:47,431 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:30:47,433 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:30:47,443 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:30:47,444 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:30:47,445 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:30:47,446 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:30:47,450 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:30:47,450 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:30:47,636 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:30:47,827 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:47,828 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:47,937 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2022-11-19 07:30:47,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@114bda36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:47, skipping insertion in model container [2022-11-19 07:30:47,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:30:47,940 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:30:47,942 INFO L158 Benchmark]: Toolchain (without parser) took 2369.08ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 88.8MB in the beginning and 101.7MB in the end (delta: -12.8MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2022-11-19 07:30:47,943 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:30:47,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2366.57ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 88.5MB in the beginning and 101.7MB in the end (delta: -13.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2022-11-19 07:30:47,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2366.57ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 88.5MB in the beginning and 101.7MB in the end (delta: -13.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9003]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat 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_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f --- 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-8393723 [2022-11-19 07:30:50,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:30:50,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:30:50,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:30:50,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:30:50,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:30:50,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:30:50,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:30:50,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:30:50,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:30:50,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:30:50,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:30:50,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:30:50,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:30:50,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:30:50,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:30:50,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:30:50,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:30:50,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:30:50,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:30:50,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:30:50,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:30:50,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:30:50,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:30:50,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:30:50,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:30:50,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:30:50,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:30:50,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:30:50,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:30:50,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:30:50,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:30:50,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:30:50,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:30:50,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:30:50,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:30:50,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:30:50,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:30:50,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:30:50,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:30:50,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:30:50,195 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:30:50,243 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:30:50,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:30:50,244 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:30:50,244 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:30:50,245 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:30:50,245 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:30:50,245 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:30:50,246 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:30:50,246 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:30:50,246 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:30:50,246 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:30:50,246 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:30:50,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:30:50,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:30:50,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:30:50,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:30:50,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:30:50,248 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:30:50,248 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:30:50,249 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:30:50,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:30:50,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:30:50,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:30:50,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:30:50,250 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:30:50,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:30:50,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:30:50,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:30:50,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:30:50,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:30:50,252 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:30:50,252 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:30:50,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:30:50,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:30:50,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:30:50,253 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_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2022-11-19 07:30:50,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:30:50,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:30:50,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:30:50,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:30:50,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:30:50,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-19 07:30:50,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/84d4df488/4653c596028b46e6ad7ce2d38b0d9969/FLAGfbebce0dc [2022-11-19 07:30:51,597 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:30:51,597 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2022-11-19 07:30:51,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/84d4df488/4653c596028b46e6ad7ce2d38b0d9969/FLAGfbebce0dc [2022-11-19 07:30:52,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/bin/utaipan-I9t0OCRTmS/data/84d4df488/4653c596028b46e6ad7ce2d38b0d9969 [2022-11-19 07:30:52,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:30:52,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:30:52,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:30:52,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:30:52,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:30:52,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:52" (1/1) ... [2022-11-19 07:30:52,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f37e942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:52, skipping insertion in model container [2022-11-19 07:30:52,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:30:52" (1/1) ... [2022-11-19 07:30:52,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:30:52,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:30:52,618 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4490,4503] [2022-11-19 07:30:52,626 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7466f1ec-8240-4e38-8ffc-cd1812c963b5/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i[4550,4563] [2022-11-19 07:30:53,562 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,563 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,563 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,564 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,565 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,579 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,580 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,582 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:53,582 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:54,083 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:30:54,084 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:30:54,086 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:30:54,088 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:30:54,092 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:30:54,093 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:30:54,094 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:30:54,094 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:30:54,095 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:30:54,095 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:30:54,261 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:30:54,360 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:54,361 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:30:54,453 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat [2022-11-19 07:30:54,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@577df567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:30:54, skipping insertion in model container [2022-11-19 07:30:54,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:30:54,454 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:30:54,456 INFO L158 Benchmark]: Toolchain (without parser) took 2319.69ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 32.0MB in the beginning and 50.2MB in the end (delta: -18.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-19 07:30:54,457 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.0MB in the end (delta: 47.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:30:54,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2317.13ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 31.8MB in the beginning and 50.2MB in the end (delta: -18.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-19 07:30:54,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.0MB in the end (delta: 47.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2317.13ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 31.8MB in the beginning and 50.2MB in the end (delta: -18.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9003]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: aws_byte_buf_cat 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