[INFO] fetching crate serde_bytes_ng 0.1.2...
[INFO] checking serde_bytes_ng-0.1.2 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate serde_bytes_ng 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate serde_bytes_ng 0.1.2 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_bytes_ng 0.1.2
[INFO] finished tweaking crates.io crate serde_bytes_ng 0.1.2
[INFO] tweaked toml for crates.io crate serde_bytes_ng 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1db5e190ac26480d591222dc356e1956b31af1c41782599d01bb49477a61bda9
[INFO] running `Command { std: "docker" "start" "-a" "1db5e190ac26480d591222dc356e1956b31af1c41782599d01bb49477a61bda9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1db5e190ac26480d591222dc356e1956b31af1c41782599d01bb49477a61bda9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db5e190ac26480d591222dc356e1956b31af1c41782599d01bb49477a61bda9", kill_on_drop: false }`
[INFO] [stdout] 1db5e190ac26480d591222dc356e1956b31af1c41782599d01bb49477a61bda9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25ad8d4f1d3f387af90e21850d3b708e9f2848e71e0abe24c6ff5e6d73bf3a9a
[INFO] running `Command { std: "docker" "start" "-a" "25ad8d4f1d3f387af90e21850d3b708e9f2848e71e0abe24c6ff5e6d73bf3a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes_ng v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stdout] warning: struct `Dst` is never constructed
[INFO] [stdout]   --> tests/test_derive.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct Dst {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "25ad8d4f1d3f387af90e21850d3b708e9f2848e71e0abe24c6ff5e6d73bf3a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ad8d4f1d3f387af90e21850d3b708e9f2848e71e0abe24c6ff5e6d73bf3a9a", kill_on_drop: false }`
[INFO] [stdout] 25ad8d4f1d3f387af90e21850d3b708e9f2848e71e0abe24c6ff5e6d73bf3a9a