[INFO] fetching crate egress 0.1.1...
[INFO] checking egress-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate egress 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate egress 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5408c0c2de69293196275a755c5f3575eee8069091627016aec7424b1710226
[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" "f5408c0c2de69293196275a755c5f3575eee8069091627016aec7424b1710226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5408c0c2de69293196275a755c5f3575eee8069091627016aec7424b1710226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5408c0c2de69293196275a755c5f3575eee8069091627016aec7424b1710226", kill_on_drop: false }`
[INFO] [stdout] f5408c0c2de69293196275a755c5f3575eee8069091627016aec7424b1710226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17939e2b24891c2700acb83b0ebcc60b67e3a6c57f21cfd0e4bff5831ab50e6a
[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" "17939e2b24891c2700acb83b0ebcc60b67e3a6c57f21cfd0e4bff5831ab50e6a", kill_on_drop: false }`
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.68
[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]     = 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: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]     = 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: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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "17939e2b24891c2700acb83b0ebcc60b67e3a6c57f21cfd0e4bff5831ab50e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17939e2b24891c2700acb83b0ebcc60b67e3a6c57f21cfd0e4bff5831ab50e6a", kill_on_drop: false }`
[INFO] [stdout] 17939e2b24891c2700acb83b0ebcc60b67e3a6c57f21cfd0e4bff5831ab50e6a
