[INFO] cloning repository https://github.com/NathanielHardesty/semi-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NathanielHardesty/semi-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathanielHardesty%2Fsemi-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathanielHardesty%2Fsemi-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 872993307a61d30d5191e956ad9ccf451a64df1f
[INFO] checking NathanielHardesty/semi-rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathanielHardesty%2Fsemi-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NathanielHardesty/semi-rs
[INFO] finished tweaking git repo https://github.com/NathanielHardesty/semi-rs
[INFO] tweaked toml for git repo https://github.com/NathanielHardesty/semi-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NathanielHardesty/semi-rs 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 git repo https://github.com/NathanielHardesty/semi-rs 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.5
[INFO] [stderr]   Downloaded proc-macro-crate v3.1.0
[INFO] [stderr]   Downloaded num_enum_derive v0.7.2
[INFO] [stderr]   Downloaded atomic v0.6.0
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded num_enum v0.7.2
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded overload v0.1.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.13
[INFO] [stderr]   Downloaded bytemuck_derive v1.7.1
[INFO] [stderr]   Downloaded rustversion v1.0.14
[INFO] [stderr]   Downloaded nu-ansi-term v0.46.0
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded memchr v2.7.2
[INFO] [stderr]   Downloaded semi_e5 v0.2.0
[INFO] [stderr]   Downloaded semi_e37 v0.2.0
[INFO] [stderr]   Downloaded oneshot v0.1.6
[INFO] [stderr]   Downloaded bytemuck v1.18.0
[INFO] [stderr]   Downloaded cc v1.0.90
[INFO] [stderr]   Downloaded toml_edit v0.21.1
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded hashbrown v0.14.3
[INFO] [stderr]   Downloaded winnow v0.5.40
[INFO] [stderr]   Downloaded regex v1.10.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.29
[INFO] [stderr]   Downloaded regex-syntax v0.8.3
[INFO] [stderr]   Downloaded regex-automata v0.4.6
[INFO] [stderr]   Downloaded windows v0.48.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 57e1878c6b90eb4fcc6253d51475b340d51605fed57adbb9193e62bcf4e924ee
[INFO] running `Command { std: "docker" "start" "-a" "57e1878c6b90eb4fcc6253d51475b340d51605fed57adbb9193e62bcf4e924ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e1878c6b90eb4fcc6253d51475b340d51605fed57adbb9193e62bcf4e924ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e1878c6b90eb4fcc6253d51475b340d51605fed57adbb9193e62bcf4e924ee", kill_on_drop: false }`
[INFO] [stdout] 57e1878c6b90eb4fcc6253d51475b340d51605fed57adbb9193e62bcf4e924ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 01a1ae4d88cb3e22b7ce857c334ecc2878ed911fc0b31e9703f287bbfa22d632
[INFO] running `Command { std: "docker" "start" "-a" "01a1ae4d88cb3e22b7ce857c334ecc2878ed911fc0b31e9703f287bbfa22d632", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]     Checking oneshot v0.1.6
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling bytemuck_derive v1.7.1
[INFO] [stderr]     Checking bytemuck v1.18.0
[INFO] [stderr]     Checking atomic v0.6.0
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]     Checking num_enum v0.7.2
[INFO] [stderr]     Checking semi_e5 v0.2.0
[INFO] [stderr]     Checking semi_e5 v0.2.0 (/opt/rustwide/workdir/semi_e5)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> semi_e5/src/lib.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![feature(ascii_char)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> semi_e5/src/lib.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![feature(ascii_char)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/semi_e5-0.2.0/src/lib.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![feature(ascii_char)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `semi_e5` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `semi_e5` (lib test) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `semi_e5` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "01a1ae4d88cb3e22b7ce857c334ecc2878ed911fc0b31e9703f287bbfa22d632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a1ae4d88cb3e22b7ce857c334ecc2878ed911fc0b31e9703f287bbfa22d632", kill_on_drop: false }`
[INFO] [stdout] 01a1ae4d88cb3e22b7ce857c334ecc2878ed911fc0b31e9703f287bbfa22d632
