[INFO] cloning repository https://github.com/museun/debug_iterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/debug_iterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 411b78062ae23a41e63d8f45191c88e1d9555b84
[INFO] testing museun/debug_iterator against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fdebug_iterator" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/museun/debug_iterator on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/museun/debug_iterator
[INFO] finished tweaking git repo https://github.com/museun/debug_iterator
[INFO] tweaked toml for git repo https://github.com/museun/debug_iterator written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/museun/debug_iterator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9beabd3fd875fd42bae2a478813692cb6b902df4bef70f012794748b0995d32
[INFO] running `Command { std: "docker" "start" "-a" "f9beabd3fd875fd42bae2a478813692cb6b902df4bef70f012794748b0995d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9beabd3fd875fd42bae2a478813692cb6b902df4bef70f012794748b0995d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9beabd3fd875fd42bae2a478813692cb6b902df4bef70f012794748b0995d32", kill_on_drop: false }`
[INFO] [stdout] f9beabd3fd875fd42bae2a478813692cb6b902df4bef70f012794748b0995d32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57e816e4b17341cd31485993151adfc885fcdbeb97b9fb0a37edacc16fa6f96a
[INFO] running `Command { std: "docker" "start" "-a" "57e816e4b17341cd31485993151adfc885fcdbeb97b9fb0a37edacc16fa6f96a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling debug_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0518]: attribute should be applied to function or closure
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         #[inline]
[INFO] [stdout]     |         ^^^^^^^^^ not a function or closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on struct fields, match arms and macro defs
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         #[inline]
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: see issue #80564 <https://github.com/rust-lang/rust/issues/80564> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0518`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `debug_iterator` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "57e816e4b17341cd31485993151adfc885fcdbeb97b9fb0a37edacc16fa6f96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e816e4b17341cd31485993151adfc885fcdbeb97b9fb0a37edacc16fa6f96a", kill_on_drop: false }`
[INFO] [stdout] 57e816e4b17341cd31485993151adfc885fcdbeb97b9fb0a37edacc16fa6f96a