[INFO] cloning repository https://github.com/brycefisher/lmfa0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brycefisher/lmfa0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrycefisher%2Flmfa0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrycefisher%2Flmfa0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c508a2a7dee5c22927e57c99eddb644bb20b1478
[INFO] checking brycefisher/lmfa0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrycefisher%2Flmfa0" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brycefisher/lmfa0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brycefisher/lmfa0
[INFO] finished tweaking git repo https://github.com/brycefisher/lmfa0
[INFO] tweaked toml for git repo https://github.com/brycefisher/lmfa0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/brycefisher/lmfa0 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2 v0.12.0
[INFO] [stderr]   Downloaded libgit2-sys v0.11.0+0.99.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa12544b9d4d85a8ffd07a6c7fe286d86f2ad57c1b10c7b3980dbbb4f5cec56
[INFO] running `Command { std: "docker" "start" "-a" "2aa12544b9d4d85a8ffd07a6c7fe286d86f2ad57c1b10c7b3980dbbb4f5cec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa12544b9d4d85a8ffd07a6c7fe286d86f2ad57c1b10c7b3980dbbb4f5cec56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa12544b9d4d85a8ffd07a6c7fe286d86f2ad57c1b10c7b3980dbbb4f5cec56", kill_on_drop: false }`
[INFO] [stdout] 2aa12544b9d4d85a8ffd07a6c7fe286d86f2ad57c1b10c7b3980dbbb4f5cec56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d0d00f158ebd90ae89ef9472d561c3d10551e2a784907007e4e7acd022f267a
[INFO] running `Command { std: "docker" "start" "-a" "5d0d00f158ebd90ae89ef9472d561c3d10551e2a784907007e4e7acd022f267a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.11.0+0.99.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking git2 v0.12.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking lmfa0 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[serde(default)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 17 | #[derive(Debug, Deserialize)]
[INFO] [stdout]    |                 ----------- the attribute is introduced here
[INFO] [stdout]    |
[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]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/config.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[serde(default)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 17 | #[derive(Debug, Deserialize)]
[INFO] [stdout]    |                 ----------- the attribute is introduced here
[INFO] [stdout]    |
[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]    = note: `#[warn(legacy_derive_helpers)]` on by default
[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 7.43s
[INFO] running `Command { std: "docker" "inspect" "5d0d00f158ebd90ae89ef9472d561c3d10551e2a784907007e4e7acd022f267a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0d00f158ebd90ae89ef9472d561c3d10551e2a784907007e4e7acd022f267a", kill_on_drop: false }`
[INFO] [stdout] 5d0d00f158ebd90ae89ef9472d561c3d10551e2a784907007e4e7acd022f267a
