[INFO] fetching crate serde-with-expand-env 1.1.0...
[INFO] checking serde-with-expand-env-1.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate serde-with-expand-env 1.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate serde-with-expand-env 1.1.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-with-expand-env 1.1.0
[INFO] finished tweaking crates.io crate serde-with-expand-env 1.1.0
[INFO] tweaked toml for crates.io crate serde-with-expand-env 1.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate serde-with-expand-env 1.1.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76a29784e50978fb2bf1ab768d26e2c3841ffae23fe58637bf6ba7da219e7976
[INFO] running `Command { std: "docker" "start" "-a" "76a29784e50978fb2bf1ab768d26e2c3841ffae23fe58637bf6ba7da219e7976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76a29784e50978fb2bf1ab768d26e2c3841ffae23fe58637bf6ba7da219e7976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a29784e50978fb2bf1ab768d26e2c3841ffae23fe58637bf6ba7da219e7976", kill_on_drop: false }`
[INFO] [stdout] 76a29784e50978fb2bf1ab768d26e2c3841ffae23fe58637bf6ba7da219e7976
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c369b871f302a76c6a7105065c80f0e428f0c622d7c47b23d1459e983d5bf7
[INFO] running `Command { std: "docker" "start" "-a" "88c369b871f302a76c6a7105065c80f0e428f0c622d7c47b23d1459e983d5bf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde-with-expand-env v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `number`, `string`, and `with_defaut` are never read
[INFO] [stdout]   --> examples/serde_json.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Test {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 8  |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 9  |     number: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 11 |     string: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 12 |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 13 |     with_defaut: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `string` are never read
[INFO] [stdout]   --> examples/serde_toml.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Inner {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 7  |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 8  |     number: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 9  |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 10 |     string: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `inner` are never read
[INFO] [stdout]   --> examples/serde_toml.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Test {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 15 |     #[serde(deserialize_with = "with_expand_envs")]
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     inner: Vec<Inner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Test` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "88c369b871f302a76c6a7105065c80f0e428f0c622d7c47b23d1459e983d5bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c369b871f302a76c6a7105065c80f0e428f0c622d7c47b23d1459e983d5bf7", kill_on_drop: false }`
[INFO] [stdout] 88c369b871f302a76c6a7105065c80f0e428f0c622d7c47b23d1459e983d5bf7