[INFO] cloning repository https://github.com/djanatyn/scrobble-fix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djanatyn/scrobble-fix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjanatyn%2Fscrobble-fix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjanatyn%2Fscrobble-fix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a512d8cbbeab4014d305ce7844246058921a8fef
[INFO] checking djanatyn/scrobble-fix against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjanatyn%2Fscrobble-fix" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/djanatyn/scrobble-fix
[INFO] finished tweaking git repo https://github.com/djanatyn/scrobble-fix
[INFO] tweaked toml for git repo https://github.com/djanatyn/scrobble-fix written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/djanatyn/scrobble-fix 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/djanatyn/scrobble-fix 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e431d4c3b76026ed7dd19257f8767c8e01422b0b3f7fcefdcdbf088d6fd1f16a
[INFO] running `Command { std: "docker" "start" "-a" "e431d4c3b76026ed7dd19257f8767c8e01422b0b3f7fcefdcdbf088d6fd1f16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e431d4c3b76026ed7dd19257f8767c8e01422b0b3f7fcefdcdbf088d6fd1f16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e431d4c3b76026ed7dd19257f8767c8e01422b0b3f7fcefdcdbf088d6fd1f16a", kill_on_drop: false }`
[INFO] [stdout] e431d4c3b76026ed7dd19257f8767c8e01422b0b3f7fcefdcdbf088d6fd1f16a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 04aa566a6511923b796e29dceeced378c2460601262ed008b590e5309f213e56
[INFO] running `Command { std: "docker" "start" "-a" "04aa566a6511923b796e29dceeced378c2460601262ed008b590e5309f213e56", kill_on_drop: false }`
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking scrobble-fix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[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 `scrobble-fix` (bin "scrobble-fix") 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/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scrobbles`
[INFO] [stdout]    --> src/main.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let scrobbles: Result<Vec<Scrobble>, String> = log
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrobbles`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrobble-fix` (bin "scrobble-fix" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "04aa566a6511923b796e29dceeced378c2460601262ed008b590e5309f213e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04aa566a6511923b796e29dceeced378c2460601262ed008b590e5309f213e56", kill_on_drop: false }`
[INFO] [stdout] 04aa566a6511923b796e29dceeced378c2460601262ed008b590e5309f213e56
