./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:36,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:37,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:31:37,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:37,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:37,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:37,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:37,046 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:37,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:37,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:37,048 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:37,048 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:37,049 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:37,049 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:31:37,050 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:37,051 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:37,051 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:31:37,052 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:31:37,052 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:37,053 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:31:37,053 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:31:37,054 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:31:37,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:37,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:37,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:31:37,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:37,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:37,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:37,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:37,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:37,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:37,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:37,059 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:37,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:37,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:37,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:37,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:37,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:37,061 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:31:37,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:31:37,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:37,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:37,062 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:37,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:37,063 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f [2023-11-23 20:31:37,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:37,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:37,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:37,358 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:37,359 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:37,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:31:40,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:41,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:41,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:31:41,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/3b0a138b7/af8184e020e64be7a07ced13314e7db3/FLAG175428dbc [2023-11-23 20:31:41,236 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/3b0a138b7/af8184e020e64be7a07ced13314e7db3 [2023-11-23 20:31:41,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:41,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:41,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:41,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:41,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:41,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:41" (1/1) ... [2023-11-23 20:31:41,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd40a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:41, skipping insertion in model container [2023-11-23 20:31:41,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:41" (1/1) ... [2023-11-23 20:31:41,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:41,699 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2023-11-23 20:31:41,746 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2023-11-23 20:31:43,007 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,010 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,012 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,014 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,043 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,056 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,058 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,061 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,534 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:31:43,536 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:31:43,537 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:31:43,538 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:31:43,540 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:31:43,540 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:31:43,541 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:31:43,542 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:31:43,543 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:31:43,544 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:31:43,840 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,841 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:43,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:43,977 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:44,003 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2023-11-23 20:31:44,005 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2023-11-23 20:31:44,049 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,050 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,051 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,051 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,052 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,060 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,061 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,062 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,063 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,103 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:31:44,104 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:31:44,105 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:31:44,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:31:44,107 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:31:44,108 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:31:44,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:31:44,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:31:44,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:31:44,111 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:31:44,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-23 20:31:44,288 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,289 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:31:44,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2023-11-23 20:31:44,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:44,685 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,685 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,686 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,687 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,687 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,687 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,688 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,688 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,688 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,689 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,689 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,689 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,689 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,690 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,690 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,690 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,690 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,690 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:31:44,697 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:44,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44 WrapperNode [2023-11-23 20:31:44,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:44,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:44,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:44,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:44,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:44,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:44,934 INFO L138 Inliner]: procedures = 689, calls = 2642, calls flagged for inlining = 61, calls inlined = 9, statements flattened = 870 [2023-11-23 20:31:44,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:44,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:44,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:44,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:44,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:44,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:44,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:44,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:45,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:45,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:45,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:45,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (1/1) ... [2023-11-23 20:31:45,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:45,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:45,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:45,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:31:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:31:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 20:31:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 20:31:45,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:31:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:31:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:31:45,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:31:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:31:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:31:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_buf [2023-11-23 20:31:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_buf [2023-11-23 20:31:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:31:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:31:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:31:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:31:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:31:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:31:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:31:45,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:31:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:31:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:31:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:31:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:31:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:31:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:31:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:31:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:31:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:31:45,536 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:45,539 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:47,088 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:47,633 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:47,633 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:31:47,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:47 BoogieIcfgContainer [2023-11-23 20:31:47,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:47,640 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:31:47,640 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:31:47,643 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:31:47,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:41" (1/3) ... [2023-11-23 20:31:47,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5004083c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:47, skipping insertion in model container [2023-11-23 20:31:47,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:44" (2/3) ... [2023-11-23 20:31:47,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5004083c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:47, skipping insertion in model container [2023-11-23 20:31:47,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:47" (3/3) ... [2023-11-23 20:31:47,649 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:31:47,668 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:31:47,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:31:47,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:31:47,748 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@316b145d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:31:47,748 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:31:47,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 48 states have (on average 1.1875) internal successors, (57), 49 states have internal predecessors, (57), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:31:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:31:47,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:31:47,767 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:31:47,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:31:47,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:31:47,779 INFO L85 PathProgramCache]: Analyzing trace with hash -54905720, now seen corresponding path program 1 times [2023-11-23 20:31:47,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:31:47,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129457422] [2023-11-23 20:31:47,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:31:47,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:50,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:31:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:51,892 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:31:51,895 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:31:51,896 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:31:51,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:31:51,906 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:31:51,912 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:31:52,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated [2023-11-23 20:31:52,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret478 could not be translated [2023-11-23 20:31:52,015 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite480 [2023-11-23 20:31:52,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret478 could not be translated [2023-11-23 20:31:52,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem482 could not be translated [2023-11-23 20:31:52,026 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,028 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,029 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret483 [2023-11-23 20:31:52,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem482 could not be translated [2023-11-23 20:31:52,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1217 could not be translated [2023-11-23 20:31:52,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1217 could not be translated [2023-11-23 20:31:52,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1065 could not be translated [2023-11-23 20:31:52,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1065 could not be translated [2023-11-23 20:31:52,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1068 could not be translated [2023-11-23 20:31:52,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 20:31:52,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 20:31:52,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 20:31:52,070 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 20:31:52,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:31:52 BoogieIcfgContainer [2023-11-23 20:31:52,094 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:31:52,096 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:31:52,097 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:31:52,097 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:31:52,097 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:47" (3/4) ... [2023-11-23 20:31:52,100 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:31:52,101 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:31:52,105 INFO L158 Benchmark]: Toolchain (without parser) took 10855.88ms. Allocated memory was 184.5MB in the beginning and 373.3MB in the end (delta: 188.7MB). Free memory was 132.2MB in the beginning and 131.8MB in the end (delta: 384.0kB). Peak memory consumption was 190.9MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,106 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 84.3MB in the end (delta: 77.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:52,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3449.38ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 131.9MB in the beginning and 176.6MB in the end (delta: -44.7MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 237.26ms. Allocated memory is still 255.9MB. Free memory was 176.6MB in the beginning and 165.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,110 INFO L158 Benchmark]: Boogie Preprocessor took 110.56ms. Allocated memory is still 255.9MB. Free memory was 165.0MB in the beginning and 157.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,110 INFO L158 Benchmark]: RCFGBuilder took 2579.47ms. Allocated memory is still 255.9MB. Free memory was 157.7MB in the beginning and 168.2MB in the end (delta: -10.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,112 INFO L158 Benchmark]: TraceAbstraction took 4455.08ms. Allocated memory was 255.9MB in the beginning and 373.3MB in the end (delta: 117.4MB). Free memory was 167.1MB in the beginning and 132.9MB in the end (delta: 34.3MB). Peak memory consumption was 191.8MB. Max. memory is 16.1GB. [2023-11-23 20:31:52,112 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 373.3MB. Free memory was 132.9MB in the beginning and 131.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:52,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 84.3MB in the end (delta: 77.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3449.38ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 131.9MB in the beginning and 176.6MB in the end (delta: -44.7MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 237.26ms. Allocated memory is still 255.9MB. Free memory was 176.6MB in the beginning and 165.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.56ms. Allocated memory is still 255.9MB. Free memory was 165.0MB in the beginning and 157.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2579.47ms. Allocated memory is still 255.9MB. Free memory was 157.7MB in the beginning and 168.2MB in the end (delta: -10.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4455.08ms. Allocated memory was 255.9MB in the beginning and 373.3MB in the end (delta: 117.4MB). Free memory was 167.1MB in the beginning and 132.9MB in the end (delta: 34.3MB). Peak memory consumption was 191.8MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 373.3MB. Free memory was 132.9MB in the beginning and 131.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret478 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ite480 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret478 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem482 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret483 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem482 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1217 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1217 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1065 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1065 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1068 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 8740. Possible FailurePath: [L6854-L6859] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7279] static __thread int tl_last_error = 0; [L7616-L7628] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8739-L8887] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8890-L8893] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8895-L8904] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8906-L8909] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8911-L8915] static _Bool s_common_library_initialized = 0 ; [L8953] CALL aws_byte_cursor_from_buf_harness() [L8929] struct aws_byte_buf buf = {__VERIFIER_nondet_ulong(), 0, __VERIFIER_nondet_ulong(), 0}; [L8929] struct aws_byte_buf buf = {__VERIFIER_nondet_ulong(), 0, __VERIFIER_nondet_ulong(), 0}; [L8929] struct aws_byte_buf buf = {__VERIFIER_nondet_ulong(), 0, __VERIFIER_nondet_ulong(), 0}; [L8932] CALL, EXPR aws_byte_buf_is_bounded(&buf, 10) [L6588] EXPR buf->capacity [L6588] return (buf->capacity <= max_size); [L8932] RET, EXPR aws_byte_buf_is_bounded(&buf, 10) [L8932] CALL assume_abort_if_not(aws_byte_buf_is_bounded(&buf, 10)) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L8932] RET assume_abort_if_not(aws_byte_buf_is_bounded(&buf, 10)) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8933] CALL ensure_byte_buf_has_allocated_buffer_member(&buf) [L6598] CALL, EXPR nondet_bool() VAL [errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L261] return __VERIFIER_nondet_bool(); [L6598] RET, EXPR nondet_bool() VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6598-L6600] EXPR (nondet_bool()) ? ((void *)0) : can_fail_allocator() VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6598-L6600] buf->allocator = (nondet_bool()) ? ((void *)0) : can_fail_allocator() [L6601] EXPR buf->capacity VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6601] CALL, EXPR bounded_malloc(sizeof(*(buf->buffer)) * buf->capacity) VAL [\old(size)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6871-L6873] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L6871-L6873] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, size=1, tl_last_error=0] [L6874] return malloc(size); [L6601] RET, EXPR bounded_malloc(sizeof(*(buf->buffer)) * buf->capacity) VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6601] buf->buffer = bounded_malloc(sizeof(*(buf->buffer)) * buf->capacity) [L8933] RET ensure_byte_buf_has_allocated_buffer_member(&buf) [L8934] CALL, EXPR aws_byte_buf_is_valid(&buf) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7345-L7348] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7345] EXPR buf->capacity [L7345] EXPR buf->capacity == 0 && buf->len == 0 [L7345-L7346] EXPR buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) [L7345-L7348] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7348] EXPR buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7348] EXPR buf->len [L7348] EXPR buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7348] EXPR buf->len [L7348] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7345-L7348] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7345-L7348] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7345-L7348] return buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))); [L8934] RET, EXPR aws_byte_buf_is_valid(&buf) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8934] CALL assume_abort_if_not(aws_byte_buf_is_valid(&buf)) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L8934] RET assume_abort_if_not(aws_byte_buf_is_valid(&buf)) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8937] struct aws_byte_buf old = buf; [L8938] struct store_byte_from_buffer old_byte_from_buf; [L8939] EXPR buf.buffer [L8939] EXPR buf.len [L8939] CALL save_byte_from_array(buf.buffer, buf.len, &old_byte_from_buf) [L7123] COND FALSE !(size > 0 && array && storage) VAL [\old(size)=0, array={-2:0}, array={-2:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, size=0, storage={259:0}, storage={259:0}, tl_last_error=0] [L8939] RET save_byte_from_array(buf.buffer, buf.len, &old_byte_from_buf) [L8942] struct aws_byte_cursor cur = aws_byte_cursor_from_buf(&buf); VAL [buf={258:0}, cur={261:0}, errors={196:0}, old={260:0}, old_byte_from_buf={259:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8942] CALL aws_byte_cursor_from_buf(&buf) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8203] CALL, EXPR aws_byte_buf_is_valid(buf) VAL [buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7345-L7348] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7345] EXPR buf->capacity [L7345] EXPR buf->capacity == 0 && buf->len == 0 [L7345-L7346] EXPR buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) [L7345-L7348] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7348] EXPR buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7348] EXPR buf->len [L7348] EXPR buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7348] EXPR buf->len [L7348] EXPR (((buf->len)) == 0) || ((buf->buffer)) [L7348] EXPR buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))) [L7345-L7348] EXPR (buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer)))) [L7345-L7348] EXPR buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))) [L7345-L7348] return buf && ((buf->capacity == 0 && buf->len == 0 && buf->buffer == ((void *)0) ) || (buf->capacity > 0 && buf->len <= buf->capacity && ((((buf->len)) == 0) || ((buf->buffer))))); [L8203] RET, EXPR aws_byte_buf_is_valid(buf) VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8203] CALL assume_abort_if_not((aws_byte_buf_is_valid(buf))) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L8203] RET assume_abort_if_not((aws_byte_buf_is_valid(buf))) VAL [buf={258:0}, buf={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8204] struct aws_byte_cursor cur; [L8205] EXPR buf->buffer [L8205] cur.ptr = buf->buffer [L8206] EXPR buf->len [L8206] cur.len = buf->len [L8207] CALL, EXPR aws_byte_cursor_is_valid(&cur) VAL [cursor={257:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8207] RET, EXPR aws_byte_cursor_is_valid(&cur) VAL [buf={258:0}, buf={258:0}, cur={257:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8207] CALL __VERIFIER_assert(!((aws_byte_cursor_is_valid(&cur)))) VAL [\old(cond)=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, cond=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:31:52,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:55,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:55,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-23 20:31:55,246 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:55,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:55,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:55,292 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:55,293 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:55,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:55,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:55,299 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:55,300 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:55,300 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:55,302 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:55,302 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:55,303 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:55,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:55,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:55,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:55,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:55,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:55,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:55,307 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:31:55,307 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:31:55,307 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:31:55,308 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:55,308 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:55,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:55,309 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:31:55,309 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:55,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:55,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:55,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:55,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:55,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:55,312 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:31:55,313 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:31:55,313 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:55,313 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:55,314 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:55,314 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:55,315 INFO L153 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_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f [2023-11-23 20:31:55,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:55,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:55,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:55,759 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:55,759 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:55,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:31:59,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:59,822 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:59,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:31:59,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/2923437aa/cdfdf988c9104be2b05e1859ad5cb4a3/FLAG78e170080 [2023-11-23 20:31:59,905 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/data/2923437aa/cdfdf988c9104be2b05e1859ad5cb4a3 [2023-11-23 20:31:59,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:59,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:59,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:59,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:59,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:59,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:59" (1/1) ... [2023-11-23 20:31:59,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404fb05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:59, skipping insertion in model container [2023-11-23 20:31:59,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:59" (1/1) ... [2023-11-23 20:32:00,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:00,416 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2023-11-23 20:32:00,424 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2023-11-23 20:32:01,447 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,450 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,451 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,452 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,453 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,483 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,487 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,492 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:01,493 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:32:02,035 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:32:02,036 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:32:02,039 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:32:02,044 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:32:02,045 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:32:02,048 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:32:02,051 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:32:02,055 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:32:02,058 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:32:02,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,562 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:02,782 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:32:02,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:02,879 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2023-11-23 20:32:02,880 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2023-11-23 20:32:02,949 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,950 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,951 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,952 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,952 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,962 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,963 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,964 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:02,965 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,040 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:32:03,042 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:32:03,043 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:32:03,044 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:32:03,046 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:32:03,046 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:32:03,047 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:32:03,048 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:32:03,049 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:32:03,049 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:32:03,189 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,189 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:03,302 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:03,317 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2023-11-23 20:32:03,317 WARN L240 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_43252803-ef7a-45b1-a047-751ad6ccc771/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2023-11-23 20:32:03,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,358 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,365 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,365 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,366 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,445 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:32:03,447 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:32:03,448 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:32:03,449 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:32:03,450 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:32:03,451 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:32:03,452 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:32:03,453 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:32:03,453 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:32:03,454 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:32:03,559 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-23 20:32:03,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:32:03,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2023-11-23 20:32:03,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:04,100 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,100 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,101 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,102 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,103 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,103 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,103 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,103 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:04,111 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:04,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04 WrapperNode [2023-11-23 20:32:04,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:04,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:04,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:04,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:04,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,388 INFO L138 Inliner]: procedures = 709, calls = 2642, calls flagged for inlining = 61, calls inlined = 9, statements flattened = 871 [2023-11-23 20:32:04,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:04,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:04,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:04,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:04,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,510 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:04,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:04,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:04,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:04,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (1/1) ... [2023-11-23 20:32:04,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:04,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:04,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:04,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:32:04,682 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:32:04,682 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 20:32:04,682 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 20:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:32:04,683 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:32:04,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-23 20:32:04,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:32:04,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:32:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_buf [2023-11-23 20:32:04,685 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_buf [2023-11-23 20:32:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:32:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:04,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:32:04,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:04,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:04,686 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:32:04,686 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:32:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 20:32:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:32:04,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:32:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-23 20:32:04,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:04,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:32:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:32:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-23 20:32:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 20:32:04,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:32:04,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:32:04,690 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:32:04,690 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:32:04,690 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:32:05,144 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:05,147 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:07,551 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:08,313 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:08,313 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:32:08,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:08 BoogieIcfgContainer [2023-11-23 20:32:08,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:08,318 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:08,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:08,322 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:08,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:59" (1/3) ... [2023-11-23 20:32:08,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485df604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:08, skipping insertion in model container [2023-11-23 20:32:08,326 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:04" (2/3) ... [2023-11-23 20:32:08,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485df604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:08, skipping insertion in model container [2023-11-23 20:32:08,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:08" (3/3) ... [2023-11-23 20:32:08,331 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_buf_harness_negated.i [2023-11-23 20:32:08,353 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:08,353 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:08,418 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:08,425 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@570a3206, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:08,425 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:08,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 74 states have (on average 1.2972972972972974) internal successors, (96), 75 states have internal predecessors, (96), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:32:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:32:08,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:08,452 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:08,456 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:08,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:08,466 INFO L85 PathProgramCache]: Analyzing trace with hash -818055186, now seen corresponding path program 1 times [2023-11-23 20:32:08,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:08,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015395473] [2023-11-23 20:32:08,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:08,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:08,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:08,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:08,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:32:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:09,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:32:09,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:32:09,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:09,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:09,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015395473] [2023-11-23 20:32:09,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015395473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:09,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:09,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:32:09,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675106164] [2023-11-23 20:32:09,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:09,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:32:09,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:09,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:32:09,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:09,716 INFO L87 Difference]: Start difference. First operand has 114 states, 74 states have (on average 1.2972972972972974) internal successors, (96), 75 states have internal predecessors, (96), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-23 20:32:11,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:12,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:12,046 INFO L93 Difference]: Finished difference Result 226 states and 321 transitions. [2023-11-23 20:32:12,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:32:12,049 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 57 [2023-11-23 20:32:12,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:12,059 INFO L225 Difference]: With dead ends: 226 [2023-11-23 20:32:12,059 INFO L226 Difference]: Without dead ends: 110 [2023-11-23 20:32:12,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:12,067 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:12,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 20:32:12,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-23 20:32:12,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2023-11-23 20:32:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 72 states have internal predecessors, (89), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 20:32:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 144 transitions. [2023-11-23 20:32:12,126 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 144 transitions. Word has length 57 [2023-11-23 20:32:12,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:12,127 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 144 transitions. [2023-11-23 20:32:12,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-11-23 20:32:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 144 transitions. [2023-11-23 20:32:12,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:32:12,131 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:12,132 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:12,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 20:32:12,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:12,344 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:12,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:12,345 INFO L85 PathProgramCache]: Analyzing trace with hash -614668562, now seen corresponding path program 1 times [2023-11-23 20:32:12,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:12,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [576860386] [2023-11-23 20:32:12,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:12,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:12,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:12,351 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:12,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:32:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:13,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:32:13,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:32:13,848 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:13,848 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:13,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [576860386] [2023-11-23 20:32:13,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [576860386] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:13,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:13,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 20:32:13,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049736074] [2023-11-23 20:32:13,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:13,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 20:32:13,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:13,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 20:32:13,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:32:13,856 INFO L87 Difference]: Start difference. First operand 110 states and 144 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-23 20:32:16,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:18,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:20,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:20,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:20,463 INFO L93 Difference]: Finished difference Result 203 states and 269 transitions. [2023-11-23 20:32:20,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 20:32:20,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 57 [2023-11-23 20:32:20,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:20,468 INFO L225 Difference]: With dead ends: 203 [2023-11-23 20:32:20,469 INFO L226 Difference]: Without dead ends: 112 [2023-11-23 20:32:20,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:32:20,472 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 43 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:20,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 330 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-23 20:32:20,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-23 20:32:20,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2023-11-23 20:32:20,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 72 states have (on average 1.25) internal successors, (90), 74 states have internal predecessors, (90), 28 states have call successors, (28), 10 states have call predecessors, (28), 11 states have return successors, (28), 27 states have call predecessors, (28), 27 states have call successors, (28) [2023-11-23 20:32:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 146 transitions. [2023-11-23 20:32:20,497 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 146 transitions. Word has length 57 [2023-11-23 20:32:20,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:20,497 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 146 transitions. [2023-11-23 20:32:20,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-23 20:32:20,498 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2023-11-23 20:32:20,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:32:20,501 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:20,502 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:20,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:20,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:20,721 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:20,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:20,722 INFO L85 PathProgramCache]: Analyzing trace with hash 456912931, now seen corresponding path program 1 times [2023-11-23 20:32:20,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:20,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1835939739] [2023-11-23 20:32:20,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:20,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:32:20,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:20,726 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:32:20,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43252803-ef7a-45b1-a047-751ad6ccc771/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:32:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:21,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 1521 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 20:32:21,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:22,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-23 20:32:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:32:22,964 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:22,964 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:22,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1835939739] [2023-11-23 20:32:22,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1835939739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:22,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:22,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-23 20:32:22,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104577759] [2023-11-23 20:32:22,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:22,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-23 20:32:22,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:22,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-23 20:32:22,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-23 20:32:22,973 INFO L87 Difference]: Start difference. First operand 112 states and 146 transitions. Second operand has 12 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 5 states have call successors, (11), 3 states have call predecessors, (11), 4 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2023-11-23 20:32:25,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:27,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 20:32:29,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]