[INFO] fetching crate minicdn_macros 0.3.0...
[INFO] checking minicdn_macros-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate minicdn_macros 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate minicdn_macros 0.3.0
[INFO] finished tweaking crates.io crate minicdn_macros 0.3.0
[INFO] tweaked toml for crates.io crate minicdn_macros 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minicdn_macros 0.3.0 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 minicdn_macros 0.3.0 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 sha256 v1.6.0
[INFO] [stderr]   Downloaded bytestring v1.5.0
[INFO] [stderr]   Downloaded litrs v0.2.3
[INFO] [stderr]   Downloaded brotli-decompressor v2.5.1
[INFO] [stderr]   Downloaded brotli v3.5.0
[INFO] [stderr]   Downloaded webp v0.3.1
[INFO] [stderr]   Downloaded libwebp-sys v0.9.6
[INFO] [stderr]   Downloaded minicdn_core v0.3.0
[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] 1fb96a943a42b87e7da6764991b70cc6564fe3dff98fc94fb76f4a27a6dfc4ee
[INFO] running `Command { std: "docker" "start" "-a" "1fb96a943a42b87e7da6764991b70cc6564fe3dff98fc94fb76f4a27a6dfc4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fb96a943a42b87e7da6764991b70cc6564fe3dff98fc94fb76f4a27a6dfc4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fb96a943a42b87e7da6764991b70cc6564fe3dff98fc94fb76f4a27a6dfc4ee", kill_on_drop: false }`
[INFO] [stdout] 1fb96a943a42b87e7da6764991b70cc6564fe3dff98fc94fb76f4a27a6dfc4ee
[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] be90eb0a3c0cdaf6c0311acee384156b186826ee80818aee17d92687f0023f58
[INFO] running `Command { std: "docker" "start" "-a" "be90eb0a3c0cdaf6c0311acee384156b186826ee80818aee17d92687f0023f58", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking minicdn_core v0.3.0
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking litrs v0.2.3
[INFO] [stderr]     Checking minicdn_macros v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_span)]
[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 `minicdn_macros` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minicdn_macros` (lib test) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be90eb0a3c0cdaf6c0311acee384156b186826ee80818aee17d92687f0023f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be90eb0a3c0cdaf6c0311acee384156b186826ee80818aee17d92687f0023f58", kill_on_drop: false }`
[INFO] [stdout] be90eb0a3c0cdaf6c0311acee384156b186826ee80818aee17d92687f0023f58
