[INFO] fetching crate egress 0.1.1...
[INFO] checking egress-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate egress 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate egress 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate egress 0.1.1
[INFO] finished tweaking crates.io crate egress 0.1.1
[INFO] tweaked toml for crates.io crate egress 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0505d86a3815a5bc24bd9d6fa15bf48256958dadd06503c4ffaff5121cf28272
[INFO] running `Command { std: "docker" "start" "-a" "0505d86a3815a5bc24bd9d6fa15bf48256958dadd06503c4ffaff5121cf28272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0505d86a3815a5bc24bd9d6fa15bf48256958dadd06503c4ffaff5121cf28272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0505d86a3815a5bc24bd9d6fa15bf48256958dadd06503c4ffaff5121cf28272", kill_on_drop: false }`
[INFO] [stdout] 0505d86a3815a5bc24bd9d6fa15bf48256958dadd06503c4ffaff5121cf28272
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99193a8b137dc655d9e742caa0b87b1e9fd6b42a3413cc27fffddfbc3f276cde
[INFO] running `Command { std: "docker" "start" "-a" "99193a8b137dc655d9e742caa0b87b1e9fd6b42a3413cc27fffddfbc3f276cde", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking backtrace v0.3.67
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking egress v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/artifact.rs:111:3
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[serde(transparent)]
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 112 | #[derive(Debug, Clone, Default, Serialize, Deserialize, PartialEq)]
[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/lib.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[serde(transparent)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 75 | #[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/artifact.rs:111:3
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[serde(transparent)]
[INFO] [stdout]     |   ^^^^^
[INFO] [stdout] 112 | #[derive(Debug, Clone, Default, Serialize, Deserialize, PartialEq)]
[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/lib.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[serde(transparent)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 75 | #[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `config` are never read
[INFO] [stdout]    --> src/lib.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Egress {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 119 |     file: File,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     config: EgressConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Egress` 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 `file` and `config` are never read
[INFO] [stdout]    --> src/lib.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Egress {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 119 |     file: File,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     config: EgressConfig,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Egress` 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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "99193a8b137dc655d9e742caa0b87b1e9fd6b42a3413cc27fffddfbc3f276cde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99193a8b137dc655d9e742caa0b87b1e9fd6b42a3413cc27fffddfbc3f276cde", kill_on_drop: false }`
[INFO] [stdout] 99193a8b137dc655d9e742caa0b87b1e9fd6b42a3413cc27fffddfbc3f276cde
