[INFO] fetching crate cuo 0.3.0...
[INFO] checking cuo-0.3.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate cuo 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cuo 0.3.0
[INFO] finished tweaking crates.io crate cuo 0.3.0
[INFO] tweaked toml for crates.io crate cuo 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cuo 0.3.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to latest compatible versions
[INFO] [stderr]       Adding cargo v0.27.0 (available: v0.89.0)
[INFO] [stderr]       Adding git2 v0.7.5 (available: v0.20.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded home v0.3.4
[INFO] [stderr]   Downloaded crossbeam v0.3.2
[INFO] [stderr]   Downloaded serde_ignored v0.0.4
[INFO] [stderr]   Downloaded git2-curl v0.8.2
[INFO] [stderr]   Downloaded git2 v0.7.5
[INFO] [stderr]   Downloaded libgit2-sys v0.7.11
[INFO] [stderr]   Downloaded cargo v0.27.0
[INFO] [stderr]   Downloaded crates-io v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 639dd43dc86d38affc0aec86cf757f48386162841e26736507b17e64f12edc3b
[INFO] running `Command { std: "docker" "start" "-a" "639dd43dc86d38affc0aec86cf757f48386162841e26736507b17e64f12edc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "639dd43dc86d38affc0aec86cf757f48386162841e26736507b17e64f12edc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639dd43dc86d38affc0aec86cf757f48386162841e26736507b17e64f12edc3b", kill_on_drop: false }`
[INFO] [stdout] 639dd43dc86d38affc0aec86cf757f48386162841e26736507b17e64f12edc3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0633f62af6d3b2e46ebc12f049113500273ab1f92a87180348f8e75098e219a
[INFO] running `Command { std: "docker" "start" "-a" "b0633f62af6d3b2e46ebc12f049113500273ab1f92a87180348f8e75098e219a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling curl v0.4.48
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling curl-sys v0.4.82+curl-8.14.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking jobserver v0.1.33
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking globset v0.4.16
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking ignore v0.4.23
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking crates-io v0.16.0
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking git2-curl v0.8.2
[INFO] [stderr]     Checking cargo v0.27.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cargo-0.27.0/src/cargo/util/flock.rs:228:49
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 acquire(config, msg, &path, &|| f.try_lock_shared(), &|| {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^ expected `Result<(), Error>`, found `Result<(), TryLockError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<_, std::io::Error>`
[INFO] [stdout]                found enum `Result<_, std::fs::TryLockError>`
[INFO] [stdout] help: use `?` to coerce and return an appropriate `Err`, and wrap the resulting value in `Ok` so the expression remains of type `Result`
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 acquire(config, msg, &path, &|| Ok(f.try_lock_shared()?), &|| {
[INFO] [stdout]     |                                                 +++                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b0633f62af6d3b2e46ebc12f049113500273ab1f92a87180348f8e75098e219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0633f62af6d3b2e46ebc12f049113500273ab1f92a87180348f8e75098e219a", kill_on_drop: false }`
[INFO] [stdout] b0633f62af6d3b2e46ebc12f049113500273ab1f92a87180348f8e75098e219a