[INFO] fetching crate aprender-distribute 0.30.0...
[INFO] checking aprender-distribute-0.30.0 against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418
[INFO] extracting crate aprender-distribute 0.30.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate aprender-distribute 0.30.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate aprender-distribute 0.30.0
[INFO] tweaked toml for crates.io crate aprender-distribute 0.30.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aprender-distribute 0.30.0 on toolchain ad93f57d532978d6739002a21bc66b45ed22f998
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aprender-distribute 0.30.0 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cb68a188a39bd183208bff85079e63d860c8555a77a73af2afb746b25896e3e
[INFO] running `Command { std: "docker" "start" "-a" "0cb68a188a39bd183208bff85079e63d860c8555a77a73af2afb746b25896e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cb68a188a39bd183208bff85079e63d860c8555a77a73af2afb746b25896e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb68a188a39bd183208bff85079e63d860c8555a77a73af2afb746b25896e3e", kill_on_drop: false }`
[INFO] [stdout] 0cb68a188a39bd183208bff85079e63d860c8555a77a73af2afb746b25896e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4649f6db1bbae4f2f8fcb5bb02457196d47d01baea60a6a75faa3598394e14c4
[INFO] running `Command { std: "docker" "start" "-a" "4649f6db1bbae4f2f8fcb5bb02457196d47d01baea60a6a75faa3598394e14c4", kill_on_drop: false }`
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[INFO] [stderr]     Checking aprender-distribute v0.30.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: trivial cast: `&[u8; 0]` as `&[u8]`
[INFO] [stdout]    --> src/messaging.rs:481:36
[INFO] [stdout]     |
[INFO] [stdout] 481 |         assert_eq!(msg.as_bytes(), &[] as &[u8]);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: cast can be replaced by coercion; this might require a temporary variable
[INFO] [stdout]     = note: requested on the command line with `-W trivial-casts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "4649f6db1bbae4f2f8fcb5bb02457196d47d01baea60a6a75faa3598394e14c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4649f6db1bbae4f2f8fcb5bb02457196d47d01baea60a6a75faa3598394e14c4", kill_on_drop: false }`
[INFO] [stdout] 4649f6db1bbae4f2f8fcb5bb02457196d47d01baea60a6a75faa3598394e14c4
