./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:58,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:58,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:18:58,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:58,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:58,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:58,636 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:58,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:58,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:58,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:58,644 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:58,645 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:58,645 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:58,647 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:18:58,648 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:58,649 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:58,649 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:18:58,650 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:18:58,650 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:58,651 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:18:58,651 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:18:58,652 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:18:58,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:58,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:58,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:18:58,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:58,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:58,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:58,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:58,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:58,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:58,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:58,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:58,660 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:58,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:58,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:58,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:58,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:58,662 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:18:58,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:18:58,663 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:58,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:58,664 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:58,664 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:58,665 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 [2023-11-23 21:18:58,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:59,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:59,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:59,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:59,010 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:59,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:02,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:02,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:02,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:02,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/fee27de31/8faffca5c1f240c3b9b1e61f08dd5fe4/FLAG0d2d77b35 [2023-11-23 21:19:02,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/fee27de31/8faffca5c1f240c3b9b1e61f08dd5fe4 [2023-11-23 21:19:02,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:02,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:02,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:02,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:02,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:02,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:02" (1/1) ... [2023-11-23 21:19:02,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cc27f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:02, skipping insertion in model container [2023-11-23 21:19:02,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:02" (1/1) ... [2023-11-23 21:19:02,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:03,253 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2023-11-23 21:19:03,262 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2023-11-23 21:19:04,429 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,431 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,431 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,432 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,434 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,451 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,452 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,454 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,455 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:04,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:19:04,926 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:19:04,927 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:19:04,929 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:19:04,931 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:19:04,932 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:19:04,932 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:19:04,933 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:19:04,934 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:19:04,935 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:19:05,221 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,222 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:05,429 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:05,441 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2023-11-23 21:19:05,441 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2023-11-23 21:19:05,483 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,484 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,484 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,485 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,486 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,494 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,494 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,496 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,496 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,538 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:19:05,539 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:19:05,540 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:19:05,541 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:19:05,542 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:19:05,543 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:19:05,544 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:19:05,544 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:19:05,545 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:19:05,546 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:19:05,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8239] [2023-11-23 21:19:05,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,692 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:05,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8725-8736] [2023-11-23 21:19:05,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:06,098 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,098 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,100 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,100 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,101 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,101 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,102 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,102 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,102 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,103 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,104 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,104 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,104 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,107 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,107 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,107 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,107 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,108 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:06,117 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:06,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06 WrapperNode [2023-11-23 21:19:06,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:06,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:06,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:06,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:06,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,348 INFO L138 Inliner]: procedures = 689, calls = 2619, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 814 [2023-11-23 21:19:06,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:06,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:06,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:06,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:06,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:06,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:06,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:06,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:06,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (1/1) ... [2023-11-23 21:19:06,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:06,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:06,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:06,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 21:19:06,690 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 21:19:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 21:19:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 21:19:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:19:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 21:19:06,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 21:19:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_left_trim_pred [2023-11-23 21:19:06,692 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_left_trim_pred [2023-11-23 21:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 21:19:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 21:19:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 21:19:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 21:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:06,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~int [2023-11-23 21:19:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~int [2023-11-23 21:19:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:19:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:07,047 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:07,055 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:08,187 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:08,663 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:08,663 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:08,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:08 BoogieIcfgContainer [2023-11-23 21:19:08,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:08,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:08,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:08,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:08,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:02" (1/3) ... [2023-11-23 21:19:08,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cf1f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:08, skipping insertion in model container [2023-11-23 21:19:08,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:06" (2/3) ... [2023-11-23 21:19:08,677 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44cf1f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:08, skipping insertion in model container [2023-11-23 21:19:08,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:08" (3/3) ... [2023-11-23 21:19:08,680 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:08,703 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:08,703 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:08,775 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:08,788 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;@52e92dbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:08,789 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 38 states have (on average 1.236842105263158) internal successors, (47), 39 states have internal predecessors, (47), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-23 21:19:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 21:19:08,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:08,806 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 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 21:19:08,806 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:08,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:08,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1476465824, now seen corresponding path program 1 times [2023-11-23 21:19:08,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:08,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498568428] [2023-11-23 21:19:08,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:08,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:09,634 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 21:19:09,635 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:19:09,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498568428] [2023-11-23 21:19:09,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498568428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:09,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:09,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:19:09,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724610495] [2023-11-23 21:19:09,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:09,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:19:09,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:19:09,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:19:09,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:09,679 INFO L87 Difference]: Start difference. First operand has 70 states, 38 states have (on average 1.236842105263158) internal successors, (47), 39 states have internal predecessors, (47), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:09,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:09,822 INFO L93 Difference]: Finished difference Result 103 states and 139 transitions. [2023-11-23 21:19:09,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:09,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 40 [2023-11-23 21:19:09,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:09,835 INFO L225 Difference]: With dead ends: 103 [2023-11-23 21:19:09,835 INFO L226 Difference]: Without dead ends: 64 [2023-11-23 21:19:09,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 21:19:09,844 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:09,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:19:09,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-11-23 21:19:09,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2023-11-23 21:19:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 35 states have internal predecessors, (39), 22 states have call successors, (22), 8 states have call predecessors, (22), 7 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:19:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 81 transitions. [2023-11-23 21:19:09,898 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 81 transitions. Word has length 40 [2023-11-23 21:19:09,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:09,900 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 81 transitions. [2023-11-23 21:19:09,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-23 21:19:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 21:19:09,903 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:09,904 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 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 21:19:09,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:19:09,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:09,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:09,905 INFO L85 PathProgramCache]: Analyzing trace with hash -669031573, now seen corresponding path program 1 times [2023-11-23 21:19:09,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:09,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425505288] [2023-11-23 21:19:09,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:09,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:12,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:12,971 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:19:12,971 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:12,973 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:12,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:19:12,979 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:19:12,985 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:13,074 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1215 could not be translated [2023-11-23 21:19:13,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,076 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated [2023-11-23 21:19:13,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated [2023-11-23 21:19:13,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite511 [2023-11-23 21:19:13,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated [2023-11-23 21:19:13,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated [2023-11-23 21:19:13,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret990 could not be translated [2023-11-23 21:19:13,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret990 could not be translated [2023-11-23 21:19:13,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,116 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,116 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,117 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short997 could not be translated [2023-11-23 21:19:13,117 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,117 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem993 could not be translated [2023-11-23 21:19:13,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1002 could not be translated [2023-11-23 21:19:13,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,126 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,127 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,128 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,129 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-23 21:19:13,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-23 21:19:13,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-23 21:19:13,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-23 21:19:13,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:13 BoogieIcfgContainer [2023-11-23 21:19:13,156 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:13,156 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:13,157 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:13,157 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:13,157 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:08" (3/4) ... [2023-11-23 21:19:13,160 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:13,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:13,167 INFO L158 Benchmark]: Toolchain (without parser) took 10324.20ms. Allocated memory was 153.1MB in the beginning and 281.0MB in the end (delta: 127.9MB). Free memory was 112.9MB in the beginning and 198.1MB in the end (delta: -85.2MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,168 INFO L158 Benchmark]: CDTParser took 1.62ms. Allocated memory is still 115.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:13,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3278.81ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 112.9MB in the beginning and 99.2MB in the end (delta: 13.6MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 229.04ms. Allocated memory is still 184.5MB. Free memory was 99.2MB in the beginning and 87.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,172 INFO L158 Benchmark]: Boogie Preprocessor took 163.13ms. Allocated memory is still 184.5MB. Free memory was 87.7MB in the beginning and 121.0MB in the end (delta: -33.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,172 INFO L158 Benchmark]: RCFGBuilder took 2153.30ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 121.0MB in the beginning and 117.0MB in the end (delta: 4.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,173 INFO L158 Benchmark]: TraceAbstraction took 4486.41ms. Allocated memory was 232.8MB in the beginning and 281.0MB in the end (delta: 48.2MB). Free memory was 116.0MB in the beginning and 199.1MB in the end (delta: -83.2MB). Peak memory consumption was 94.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,174 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 281.0MB. Free memory was 199.1MB in the beginning and 198.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:13,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62ms. Allocated memory is still 115.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3278.81ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 112.9MB in the beginning and 99.2MB in the end (delta: 13.6MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 229.04ms. Allocated memory is still 184.5MB. Free memory was 99.2MB in the beginning and 87.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.13ms. Allocated memory is still 184.5MB. Free memory was 87.7MB in the beginning and 121.0MB in the end (delta: -33.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2153.30ms. Allocated memory was 184.5MB in the beginning and 232.8MB in the end (delta: 48.2MB). Free memory was 121.0MB in the beginning and 117.0MB in the end (delta: 4.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4486.41ms. Allocated memory was 232.8MB in the beginning and 281.0MB in the end (delta: 48.2MB). Free memory was 116.0MB in the beginning and 199.1MB in the end (delta: -83.2MB). Peak memory consumption was 94.1MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 281.0MB. Free memory was 199.1MB in the beginning and 198.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8239]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8239] - GenericResultAtLocation [Line: 8725]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8725-8736] - 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_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1215 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!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_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret508 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_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret508 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 #t~ite511 - 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_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: IdentifierExpression #t~ret1216 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_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_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1216 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_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!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!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_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!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_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: IdentifierExpression #t~ret990 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_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: IdentifierExpression #t~ret990 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_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.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!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_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: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short997 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: IdentifierExpression #t~mem993 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_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_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1002 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!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_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!count - 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 8742. 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, }; [L7281] static __thread int tl_last_error = 0; [L7618-L7630] 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}; [L8741-L8889] 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", } , }; [L8892-L8895] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8897-L8906] 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.") } , }; [L8908-L8911] 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])), }; [L8913-L8917] static _Bool s_common_library_initialized = 0 ; [L8951] CALL aws_byte_cursor_satisfies_pred_harness() [L8931] struct aws_byte_cursor cur = {__VERIFIER_nondet_ulong(), 0}; [L8931] struct aws_byte_cursor cur = {__VERIFIER_nondet_ulong(), 0}; [L8934] CALL, EXPR aws_byte_cursor_is_bounded(&cur, 10) [L6657] EXPR cursor->len [L6657] return cursor->len <= max_size; [L8934] RET, EXPR aws_byte_cursor_is_bounded(&cur, 10) [L8934] CALL assume_abort_if_not(aws_byte_cursor_is_bounded(&cur, 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) [L8934] RET assume_abort_if_not(aws_byte_cursor_is_bounded(&cur, 10)) VAL [cur={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] [L8935] CALL ensure_byte_cursor_has_allocated_buffer_member(&cur) [L6661] 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(); [L6661] RET, EXPR nondet_bool() VAL [cursor={258:0}, cursor={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] [L6661-L6663] EXPR (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) VAL [cursor={258:0}, cursor={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] [L6661-L6663] cursor->ptr = (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) [L8935] RET ensure_byte_cursor_has_allocated_buffer_member(&cur) [L8936] CALL, EXPR aws_byte_cursor_is_valid(&cur) VAL [cursor={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] [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7357] EXPR cursor->len [L7357] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7356-L7357] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8936] RET, EXPR aws_byte_cursor_is_valid(&cur) VAL [cur={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] [L8936] CALL assume_abort_if_not(aws_byte_cursor_is_valid(&cur)) 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) [L8936] RET assume_abort_if_not(aws_byte_cursor_is_valid(&cur)) VAL [cur={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] [L8939] struct store_byte_from_buffer old_byte_from_cur; [L8940] EXPR cur.ptr [L8940] EXPR cur.len [L8940] CALL save_byte_from_array(cur.ptr, cur.len, &old_byte_from_cur) [L7123] COND FALSE !(size > 0 && array && storage) VAL [\old(size)=0, array={0:0}, array={0:0}, 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] [L8940] RET save_byte_from_array(cur.ptr, cur.len, &old_byte_from_cur) [L8943] CALL aws_byte_cursor_satisfies_pred(&cur, uninterpreted_predicate_fn) [L8074] struct aws_byte_cursor trimmed = aws_byte_cursor_left_trim_pred(source, predicate); VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0, trimmed={260:0}] [L8074] CALL aws_byte_cursor_left_trim_pred(source, predicate) VAL [errors={196:0}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, tl_last_error=0] [L8042] CALL, EXPR aws_byte_cursor_is_valid(source) VAL [cursor={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] [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7357] EXPR cursor->len [L7357] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7356-L7357] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8042] RET, EXPR aws_byte_cursor_is_valid(source) VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0] [L8042] CALL assume_abort_if_not((aws_byte_cursor_is_valid(source))) 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) [L8042] RET assume_abort_if_not((aws_byte_cursor_is_valid(source))) VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0] [L8043-L8045] CALL assume_abort_if_not((predicate != ((void *)0) )) 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) [L8043-L8045] RET assume_abort_if_not((predicate != ((void *)0) )) VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0] [L8046] struct aws_byte_cursor trimmed = *source; VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0, trimmed={257:0}] [L8048] EXPR trimmed.len [L8048] trimmed.len > 0 && predicate(*(trimmed.ptr)) VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0, trimmed={257:0}] [L8048] COND FALSE !(trimmed.len > 0 && predicate(*(trimmed.ptr))) [L8052] CALL, EXPR aws_byte_cursor_is_valid(source) VAL [cursor={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] [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7357] EXPR cursor->len [L7357] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7356-L7357] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7356-L7357] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8052] RET, EXPR aws_byte_cursor_is_valid(source) VAL [errors={196:0}, predicate={-1:6}, predicate={-1:6}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, source={258:0}, source={258:0}, tl_last_error=0, trimmed={257:0}] [L8052] CALL __VERIFIER_assert(!((aws_byte_cursor_is_valid(source)))) 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 9 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 78 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 18/18 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 21:19:13,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:16,203 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:16,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-23 21:19:16,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:16,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:16,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:16,409 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:16,410 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:16,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:16,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:16,417 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:16,417 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:16,418 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:16,420 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:16,420 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:16,421 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:16,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:16,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:16,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:16,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:16,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:16,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:16,425 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:19:16,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:19:16,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:19:16,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:16,427 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:16,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:16,428 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:19:16,428 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:16,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:16,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:16,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:16,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:16,431 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:16,432 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:19:16,432 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:16,432 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:16,432 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:16,433 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:16,434 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:16,434 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9430771397ba73fbc16b172f6563c88d867a5b517322cc58cefde1661303ead8 [2023-11-23 21:19:16,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:16,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:16,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:16,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:16,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:16,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:20,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:20,844 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:20,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:20,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/e123b673d/d79dd83b40e642a9935c8f5ab3a8a05a/FLAG092d8fa6f [2023-11-23 21:19:20,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/data/e123b673d/d79dd83b40e642a9935c8f5ab3a8a05a [2023-11-23 21:19:20,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:20,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:20,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:20,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:20,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:20,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:20" (1/1) ... [2023-11-23 21:19:20,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5e7009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:20, skipping insertion in model container [2023-11-23 21:19:20,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:20" (1/1) ... [2023-11-23 21:19:21,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:21,454 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2023-11-23 21:19:21,463 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2023-11-23 21:19:22,640 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,641 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,642 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,643 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,644 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,659 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,660 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,662 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:22,663 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,082 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:19:23,084 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:19:23,085 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:19:23,087 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:19:23,089 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:19:23,090 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:19:23,091 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:19:23,091 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:19:23,092 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:19:23,093 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:19:23,418 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,418 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:23,648 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 21:19:23,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:23,720 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2023-11-23 21:19:23,720 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2023-11-23 21:19:23,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,773 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,774 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,775 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,775 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,816 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:19:23,817 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:19:23,818 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:19:23,819 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:19:23,820 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:19:23,820 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:19:23,821 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:19:23,821 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:19:23,822 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:19:23,822 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:19:23,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,933 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:23,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:24,027 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:24,052 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4504,4517] [2023-11-23 21:19:24,053 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_e3ca0463-d31d-4ce9-b827-68f09d7294fc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness_negated.i[4564,4577] [2023-11-23 21:19:24,105 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,106 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,106 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,107 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,108 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,115 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,116 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,117 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,118 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,151 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:19:24,153 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:19:24,154 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:19:24,154 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:19:24,156 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:19:24,159 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:19:24,159 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:19:24,160 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:19:24,160 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:19:24,161 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:19:24,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8239] [2023-11-23 21:19:24,258 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,259 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:19:24,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8725-8736] [2023-11-23 21:19:24,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:24,622 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,622 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,622 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,622 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,623 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,631 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,632 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,632 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,632 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,632 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,632 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,633 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,633 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:19:24,641 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:24,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24 WrapperNode [2023-11-23 21:19:24,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:24,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:24,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:24,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:24,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,908 INFO L138 Inliner]: procedures = 709, calls = 2619, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 815 [2023-11-23 21:19:24,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:24,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:24,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:24,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:24,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:24,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,050 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:25,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:25,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:25,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:25,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (1/1) ... [2023-11-23 21:19:25,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:25,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:25,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:25,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:25,219 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 21:19:25,220 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 21:19:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~C_BOOL [2023-11-23 21:19:25,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~C_BOOL [2023-11-23 21:19:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:19:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 21:19:25,220 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 21:19:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 21:19:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-23 21:19:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 21:19:25,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 21:19:25,221 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_left_trim_pred [2023-11-23 21:19:25,222 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_left_trim_pred [2023-11-23 21:19:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:19:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:19:25,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:25,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 21:19:25,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 21:19:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 21:19:25,223 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 21:19:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 21:19:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-23 21:19:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:25,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:19:25,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:19:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-23 21:19:25,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 21:19:25,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:19:25,674 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:25,677 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:27,546 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:28,382 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:28,382 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:28,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:28 BoogieIcfgContainer [2023-11-23 21:19:28,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:28,385 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:28,385 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:28,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:28,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:20" (1/3) ... [2023-11-23 21:19:28,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661786da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:28, skipping insertion in model container [2023-11-23 21:19:28,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:24" (2/3) ... [2023-11-23 21:19:28,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661786da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:28, skipping insertion in model container [2023-11-23 21:19:28,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:28" (3/3) ... [2023-11-23 21:19:28,392 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_satisfies_pred_harness_negated.i [2023-11-23 21:19:28,414 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:28,414 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:28,486 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:28,493 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;@3148f53b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:28,494 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:28,500 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-23 21:19:28,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 21:19:28,517 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:28,518 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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 21:19:28,519 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:28,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:28,528 INFO L85 PathProgramCache]: Analyzing trace with hash 2103075579, now seen corresponding path program 1 times [2023-11-23 21:19:28,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:28,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617178853] [2023-11-23 21:19:28,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:28,554 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 21:19:28,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:28,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:28,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:29,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:19:29,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-23 21:19:29,698 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:29,699 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:29,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [617178853] [2023-11-23 21:19:29,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [617178853] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:29,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:29,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:19:29,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194605209] [2023-11-23 21:19:29,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:29,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:19:29,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:29,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:19:29,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:29,754 INFO L87 Difference]: Start difference. First operand has 82 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:30,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:30,605 INFO L93 Difference]: Finished difference Result 162 states and 229 transitions. [2023-11-23 21:19:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:30,609 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 54 [2023-11-23 21:19:30,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:30,620 INFO L225 Difference]: With dead ends: 162 [2023-11-23 21:19:30,620 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 21:19:30,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 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 21:19:30,629 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:30,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 96 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 21:19:30,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 21:19:30,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 21:19:30,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 47 states have internal predecessors, (56), 22 states have call successors, (22), 8 states have call predecessors, (22), 7 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:19:30,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 98 transitions. [2023-11-23 21:19:30,695 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 98 transitions. Word has length 54 [2023-11-23 21:19:30,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:30,695 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 98 transitions. [2023-11-23 21:19:30,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 98 transitions. [2023-11-23 21:19:30,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 21:19:30,700 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:30,700 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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 21:19:30,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:30,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:30,919 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:30,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:30,920 INFO L85 PathProgramCache]: Analyzing trace with hash -596918778, now seen corresponding path program 1 times [2023-11-23 21:19:30,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:30,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1947881293] [2023-11-23 21:19:30,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:30,924 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 21:19:30,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:30,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:30,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:31,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:19:31,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:32,162 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 21:19:32,162 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:32,162 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:32,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1947881293] [2023-11-23 21:19:32,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1947881293] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:32,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:32,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:19:32,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919836631] [2023-11-23 21:19:32,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:32,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:19:32,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:32,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:19:32,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:32,167 INFO L87 Difference]: Start difference. First operand 76 states and 98 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:34,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:34,390 INFO L93 Difference]: Finished difference Result 139 states and 184 transitions. [2023-11-23 21:19:34,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:19:34,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 56 [2023-11-23 21:19:34,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:34,395 INFO L225 Difference]: With dead ends: 139 [2023-11-23 21:19:34,395 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:19:34,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:19:34,398 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 23 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:34,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 270 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:19:34,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:19:34,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:19:34,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 49 states have internal predecessors, (57), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (24), 20 states have call predecessors, (24), 20 states have call successors, (24) [2023-11-23 21:19:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 103 transitions. [2023-11-23 21:19:34,416 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 103 transitions. Word has length 56 [2023-11-23 21:19:34,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:34,417 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 103 transitions. [2023-11-23 21:19:34,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 21:19:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 103 transitions. [2023-11-23 21:19:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 21:19:34,424 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:34,424 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 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] [2023-11-23 21:19:34,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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)] Ended with exit code 0 [2023-11-23 21:19:34,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:34,643 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:34,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:34,643 INFO L85 PathProgramCache]: Analyzing trace with hash 265795179, now seen corresponding path program 1 times [2023-11-23 21:19:34,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:34,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588746947] [2023-11-23 21:19:34,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:34,648 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 21:19:34,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:34,651 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:34,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:35,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:19:35,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 21:19:35,884 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:35,885 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:35,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [588746947] [2023-11-23 21:19:35,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [588746947] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:35,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:19:35,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 21:19:35,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770255230] [2023-11-23 21:19:35,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:35,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:19:35,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:35,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:19:35,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:19:35,888 INFO L87 Difference]: Start difference. First operand 78 states and 103 transitions. Second operand has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-23 21:19:39,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:39,697 INFO L93 Difference]: Finished difference Result 132 states and 173 transitions. [2023-11-23 21:19:39,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:19:39,698 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 58 [2023-11-23 21:19:39,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:39,700 INFO L225 Difference]: With dead ends: 132 [2023-11-23 21:19:39,700 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:19:39,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:19:39,703 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 43 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:39,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 470 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-23 21:19:39,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:19:39,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:19:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 49 states have internal predecessors, (57), 22 states have call successors, (22), 8 states have call predecessors, (22), 8 states have return successors, (21), 20 states have call predecessors, (21), 20 states have call successors, (21) [2023-11-23 21:19:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 100 transitions. [2023-11-23 21:19:39,718 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 100 transitions. Word has length 58 [2023-11-23 21:19:39,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:39,719 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 100 transitions. [2023-11-23 21:19:39,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 5.666666666666667) internal successors, (34), 7 states have internal predecessors, (34), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-23 21:19:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2023-11-23 21:19:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 21:19:39,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:39,723 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 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 21:19:39,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:39,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:39,923 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:39,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:39,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1064777119, now seen corresponding path program 1 times [2023-11-23 21:19:39,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:39,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1430086356] [2023-11-23 21:19:39,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:39,927 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 21:19:39,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:39,928 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 21:19:39,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3ca0463-d31d-4ce9-b827-68f09d7294fc/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 (5)] Waiting until timeout for monitored process