[INFO] cloning repository https://github.com/ltsoveranakin/serbytes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ltsoveranakin/serbytes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltsoveranakin%2Fserbytes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltsoveranakin%2Fserbytes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9238cb3fa3dbb5ba52fc50c072b0db413840c9d1
[INFO] checking ltsoveranakin/serbytes against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fltsoveranakin%2Fserbytes" "/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/ltsoveranakin/serbytes
[INFO] finished tweaking git repo https://github.com/ltsoveranakin/serbytes
[INFO] tweaked toml for git repo https://github.com/ltsoveranakin/serbytes written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ltsoveranakin/serbytes on toolchain 035b01b794602d5861daa43ac792f372f8981ed7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ltsoveranakin/serbytes 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" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a21091af8c9016116d41ce0f4f1cc0b302b8a46bbc4aa02dbf221c6ae5499ae
[INFO] running `Command { std: "docker" "start" "-a" "8a21091af8c9016116d41ce0f4f1cc0b302b8a46bbc4aa02dbf221c6ae5499ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a21091af8c9016116d41ce0f4f1cc0b302b8a46bbc4aa02dbf221c6ae5499ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a21091af8c9016116d41ce0f4f1cc0b302b8a46bbc4aa02dbf221c6ae5499ae", kill_on_drop: false }`
[INFO] [stdout] 8a21091af8c9016116d41ce0f4f1cc0b302b8a46bbc4aa02dbf221c6ae5499ae
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9157c7dfb5cf8ab93eebb1d37442be55a14224cc7a1e207418b25522841baa94
[INFO] running `Command { std: "docker" "start" "-a" "9157c7dfb5cf8ab93eebb1d37442be55a14224cc7a1e207418b25522841baa94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]     Checking glam v0.30.8
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ser_bytes_derive v0.1.0 (/opt/rustwide/workdir/ser_bytes_derive)
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]  --> ser_bytes_derive/src/derive/shared/named_fields.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let Field { ident, attrs, .. } = field;
[INFO] [stdout]   |                            ^^^^^ help: try ignoring the field: `attrs: _`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serbytes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.65s
[INFO] running `Command { std: "docker" "inspect" "9157c7dfb5cf8ab93eebb1d37442be55a14224cc7a1e207418b25522841baa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9157c7dfb5cf8ab93eebb1d37442be55a14224cc7a1e207418b25522841baa94", kill_on_drop: false }`
[INFO] [stdout] 9157c7dfb5cf8ab93eebb1d37442be55a14224cc7a1e207418b25522841baa94