[INFO] fetching crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2...
[INFO] checking monoio-rustls-fork-shadow-tls-0.3.0-mod.2 against 1.95.0 for pr-155915
[INFO] extracting crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2
[INFO] finished tweaking crates.io crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2
[INFO] tweaked toml for crates.io crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monoio-rustls-fork-shadow-tls 0.3.0-mod.2 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded monoio-io-wrapper v0.1.1
[INFO] [stderr]   Downloaded auto-const-array v0.2.0
[INFO] [stderr]   Downloaded socket2 v0.5.3
[INFO] [stderr]   Downloaded io-uring v0.6.0
[INFO] [stderr]   Downloaded rustls-fork-shadow-tls v0.20.9-mod.2
[INFO] [stderr]   Downloaded monoio v0.2.0
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2246f0f5e35e0606ae32b3534e20469492ed894230a2768c56e79028aa5fb6f9
[INFO] running `Command { std: "docker" "start" "-a" "2246f0f5e35e0606ae32b3534e20469492ed894230a2768c56e79028aa5fb6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2246f0f5e35e0606ae32b3534e20469492ed894230a2768c56e79028aa5fb6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2246f0f5e35e0606ae32b3534e20469492ed894230a2768c56e79028aa5fb6f9", kill_on_drop: false }`
[INFO] [stdout] 2246f0f5e35e0606ae32b3534e20469492ed894230a2768c56e79028aa5fb6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 258f93eef0dca3d11e5aa0362e424c9e448929c65837c9fc2902f0f1156b6a14
[INFO] running `Command { std: "docker" "start" "-a" "258f93eef0dca3d11e5aa0362e424c9e448929c65837c9fc2902f0f1156b6a14", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling io-uring v0.6.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling rustls-fork-shadow-tls v0.20.9-mod.2
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling auto-const-array v0.2.0
[INFO] [stderr]     Checking monoio v0.2.0
[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/monoio-0.2.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(io_error_more)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monoio` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "258f93eef0dca3d11e5aa0362e424c9e448929c65837c9fc2902f0f1156b6a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258f93eef0dca3d11e5aa0362e424c9e448929c65837c9fc2902f0f1156b6a14", kill_on_drop: false }`
[INFO] [stdout] 258f93eef0dca3d11e5aa0362e424c9e448929c65837c9fc2902f0f1156b6a14