[INFO] fetching crate scp_username_module 0.1.0...
[INFO] checking scp_username_module-0.1.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate scp_username_module 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate scp_username_module 0.1.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scp_username_module 0.1.0
[INFO] finished tweaking crates.io crate scp_username_module 0.1.0
[INFO] tweaked toml for crates.io crate scp_username_module 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded askama_derive v0.8.0
[INFO] [stderr]   Downloaded askama_shared v0.8.0
[INFO] [stderr]   Downloaded askama_escape v0.2.0
[INFO] [stderr]   Downloaded askama v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdf40b75b761745ac80812270aad52a1a345e484176b143844fe2dc47d25a9b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fdf40b75b761745ac80812270aad52a1a345e484176b143844fe2dc47d25a9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdf40b75b761745ac80812270aad52a1a345e484176b143844fe2dc47d25a9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf40b75b761745ac80812270aad52a1a345e484176b143844fe2dc47d25a9b8", kill_on_drop: false }`
[INFO] [stdout] fdf40b75b761745ac80812270aad52a1a345e484176b143844fe2dc47d25a9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82907d61416a6a39bff868fb1a4b1ce9111270acd8c4fd70e477a49ff7eac186
[INFO] running `Command { std: "docker" "start" "-a" "82907d61416a6a39bff868fb1a4b1ce9111270acd8c4fd70e477a49ff7eac186", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking askama_shared v0.8.0
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]     Checking askama v0.8.0
[INFO] [stderr]     Checking scp_username_module v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/lib.rs:56:3
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 57 | #[derive(Deserialize, Serialize)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` 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: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/lib.rs:56:3
[INFO] [stdout]    |
[INFO] [stdout] 56 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 57 | #[derive(Deserialize, Serialize)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` 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: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "82907d61416a6a39bff868fb1a4b1ce9111270acd8c4fd70e477a49ff7eac186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82907d61416a6a39bff868fb1a4b1ce9111270acd8c4fd70e477a49ff7eac186", kill_on_drop: false }`
[INFO] [stdout] 82907d61416a6a39bff868fb1a4b1ce9111270acd8c4fd70e477a49ff7eac186