[INFO] fetching crate udbg 0.3.1...
[INFO] testing udbg-0.3.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate udbg 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate udbg 0.3.1
[INFO] finished tweaking crates.io crate udbg 0.3.1
[INFO] tweaked toml for crates.io crate udbg 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate udbg 0.3.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate udbg 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-core v0.51.1
[INFO] [stderr]   Downloaded thiserror v1.0.48
[INFO] [stderr]   Downloaded windows-implement v0.51.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.48
[INFO] [stderr]   Downloaded errno v0.3.3
[INFO] [stderr]   Downloaded smallvec v1.11.0
[INFO] [stderr]   Downloaded tempfile v3.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded procfs-core v0.16.0-RC1
[INFO] [stderr]   Downloaded smart-default v0.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.87
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.87
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.87
[INFO] [stderr]   Downloaded anstream v0.5.0
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded anstyle-query v1.0.0
[INFO] [stderr]   Downloaded clang-sys v1.6.1
[INFO] [stderr]   Downloaded anyhow v1.0.75
[INFO] [stderr]   Downloaded rustc_version v0.4.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.15
[INFO] [stderr]   Downloaded minidump-writer v0.8.1
[INFO] [stderr]   Downloaded clap_builder v4.4.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.8
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.5
[INFO] [stderr]   Downloaded rustix v0.36.15
[INFO] [stderr]   Downloaded gimli v0.28.0
[INFO] [stderr]   Downloaded flexi_logger v0.27.2
[INFO] [stderr]   Downloaded rustix v0.38.13
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded bindgen v0.68.1
[INFO] [stderr]   Downloaded regex v1.9.5
[INFO] [stderr]   Downloaded symbolic-demangle v12.4.0
[INFO] [stderr]   Downloaded lua-src v546.0.1
[INFO] [stderr]   Downloaded regex-automata v0.3.8
[INFO] [stderr]   Downloaded futures-util v0.3.28
[INFO] [stderr]   Downloaded time v0.3.28
[INFO] [stderr]   Downloaded chrono v0.4.31
[INFO] [stderr]   Downloaded procfs v0.15.1
[INFO] [stderr]   Downloaded goblin v0.7.1
[INFO] [stderr]   Downloaded ezlua v0.3.2
[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded tracing-core v0.1.31
[INFO] [stderr]   Downloaded js-sys v0.3.64
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.87
[INFO] [stderr]   Downloaded futures v0.3.28
[INFO] [stderr]   Downloaded libloading v0.7.4
[INFO] [stderr]   Downloaded tracing v0.1.37
[INFO] [stderr]   Downloaded iced-x86 v1.20.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] [stderr]   Downloaded encoding_rs v0.8.33
[INFO] [stderr]   Downloaded minidump v0.17.0
[INFO] [stderr]   Downloaded ntapi v0.4.1
[INFO] [stderr]   Downloaded aho-corasick v1.0.5
[INFO] [stderr]   Downloaded anstyle-parse v0.2.1
[INFO] [stderr]   Downloaded anstyle-wincon v2.1.0
[INFO] [stderr]   Downloaded anstyle v1.0.3
[INFO] [stderr]   Downloaded clap_derive v4.4.2
[INFO] [stderr]   Downloaded clap v4.4.3
[INFO] [stderr]   Downloaded ctor v0.2.4
[INFO] [stderr]   Downloaded cstr_core v0.2.6
[INFO] [stderr]   Downloaded derive_more v0.99.17
[INFO] [stderr]   Downloaded futures-io v0.3.28
[INFO] [stderr]   Downloaded futures-macro v0.3.28
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[INFO] [stderr]   Downloaded futures-sink v0.3.28
[INFO] [stderr]   Downloaded futures-task v0.3.28
[INFO] [stderr]   Downloaded mach2 v0.4.1
[INFO] [stderr]   Downloaded bumpalo v3.14.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.1
[INFO] [stderr]   Downloaded serde_json v1.0.107
[INFO] [stderr]   Downloaded symbolic-debuginfo v12.4.0
[INFO] [stderr]   Downloaded rustyline v12.0.0
[INFO] [stderr]   Downloaded pdb v0.8.0
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded clap_lex v0.5.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded serde-transcode v1.1.1
[INFO] [stderr]   Downloaded is-terminal v0.4.9
[INFO] [stderr]   Downloaded nu-ansi-term v0.49.0
[INFO] [stderr]   Downloaded futures-executor v0.3.28
[INFO] [stderr]   Downloaded futures-core v0.3.28
[INFO] [stderr]   Downloaded libproc v0.14.2
[INFO] [stderr]   Downloaded log-error v0.1.1
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded crash-context v0.6.1
[INFO] [stderr]   Downloaded memoffset v0.9.0
[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.2
[INFO] [stderr]   Downloaded flate2 v1.0.27
[INFO] [stderr]   Downloaded capstone-sys v0.15.0
[INFO] [stderr]   Downloaded serde v1.0.188
[INFO] [stderr]   Downloaded failed-result v0.2.4
[INFO] [stderr]   Downloaded time-macros v0.2.14
[INFO] [stderr]   Downloaded minidump-common v0.17.0
[INFO] [stderr]   Downloaded cc v1.0.83
[INFO] [stderr]   Downloaded cstrptr v0.1.3
[INFO] [stderr]   Downloaded peeking_take_while v0.1.2
[INFO] [stderr]   Downloaded capstone v0.11.0
[INFO] [stderr]   Downloaded shlex v1.2.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.4
[INFO] [stderr]   Downloaded elementtree v1.2.3
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded parking_lot v0.12.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.16
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] [stderr]   Downloaded uuid v1.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.188
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded futures-channel v0.3.28
[INFO] [stderr]   Downloaded deranged v0.3.8
[INFO] [stderr]   Downloaded tracing-attributes v0.1.26
[INFO] [stderr]   Downloaded range-map v0.2.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.11
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded parking_lot_core v0.9.8
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded wasmparser v0.102.0
[INFO] [stderr]   Downloaded msvc-demangler v0.9.0
[INFO] [stderr]   Downloaded memmap2 v0.5.10
[INFO] [stderr]   Downloaded hermit-abi v0.3.2
[INFO] [stderr]   Downloaded fd-lock v3.0.13
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded unicode-width v0.1.10
[INFO] [stderr]   Downloaded dmsort v1.0.2
[INFO] [stderr]   Downloaded string_cache v0.8.7
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded arrayvec v0.7.4
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded once_cell v1.18.0
[INFO] [stderr]   Downloaded lock_api v0.4.10
[INFO] [stderr]   Downloaded maybe-owned v0.3.4
[INFO] [stderr]   Downloaded pdb-addr2line v0.10.4
[INFO] [stderr]   Downloaded memchr v2.6.3
[INFO] [stderr]   Downloaded redox_syscall v0.3.5
[INFO] [stderr]   Downloaded elsa v1.9.0
[INFO] [stderr]   Downloaded zip v0.6.6
[INFO] [stderr]   Downloaded bitflags v2.4.0
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]   Downloaded iana-time-zone v0.1.57
[INFO] [stderr]   Downloaded error-code v2.3.1
[INFO] [stderr]   Downloaded str-buf v1.0.6
[INFO] [stderr]   Downloaded clipboard-win v4.5.0
[INFO] [stderr]   Downloaded home v0.5.5
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded ordered-float v2.10.0
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded phf_shared v0.10.0
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded binary-merge v0.1.2
[INFO] [stderr]   Downloaded range-collections v0.2.4
[INFO] [stderr]   Downloaded scroll v0.11.0
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded watto v0.1.0
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded miniz_oxide v0.7.1
[INFO] [stderr]   Downloaded symbolic v12.4.0
[INFO] [stderr]   Downloaded symbolic-common v12.4.0
[INFO] [stderr]   Downloaded inplace-vec-builder v0.1.1
[INFO] [stderr]   Downloaded scroll_derive v0.11.1
[INFO] [stderr]   Downloaded leb128 v0.2.5
[INFO] [stderr]   Downloaded rustc-demangle v0.1.23
[INFO] [stderr]   Downloaded fastrand v2.0.0
[INFO] [stderr]   Downloaded symbolic-ppdb v12.4.0
[INFO] [stderr]   Downloaded windows-interface v0.51.1
[INFO] [stderr]   Downloaded windows v0.48.0
[INFO] [stderr]   Downloaded windows v0.51.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 296b588c5527793b43d3a4a89128ddc280aee28b94cfbde0f202e92ccb42aba2
[INFO] running `Command { std: "docker" "start" "-a" "296b588c5527793b43d3a4a89128ddc280aee28b94cfbde0f202e92ccb42aba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "296b588c5527793b43d3a4a89128ddc280aee28b94cfbde0f202e92ccb42aba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296b588c5527793b43d3a4a89128ddc280aee28b94cfbde0f202e92ccb42aba2", kill_on_drop: false }`
[INFO] [stdout] 296b588c5527793b43d3a4a89128ddc280aee28b94cfbde0f202e92ccb42aba2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0183377b0962a0bd9b6de9a5a3a730a69a1eba98ba64cf814d7555f890a685c1
[INFO] running `Command { std: "docker" "start" "-a" "0183377b0962a0bd9b6de9a5a3a730a69a1eba98ba64cf814d7555f890a685c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling aho-corasick v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling inplace-vec-builder v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling binary-merge v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]    Compiling brownstone v3.0.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling range-collections v0.2.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/memoffset-0.9.0/src/lib.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![cfg_attr(feature = "unstable_const", feature(const_refs_to_cell))]
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_refs_to_cell` has been stable since `1.83.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `memoffset` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0183377b0962a0bd9b6de9a5a3a730a69a1eba98ba64cf814d7555f890a685c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0183377b0962a0bd9b6de9a5a3a730a69a1eba98ba64cf814d7555f890a685c1", kill_on_drop: false }`
[INFO] [stdout] 0183377b0962a0bd9b6de9a5a3a730a69a1eba98ba64cf814d7555f890a685c1
