[INFO] cloning repository https://github.com/BooleanCat/safely
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BooleanCat/safely" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fsafely", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fsafely'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 188254f29f5c1017eade7f29f9178914cbb24f10
[INFO] checking BooleanCat/safely against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBooleanCat%2Fsafely" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BooleanCat/safely
[INFO] finished tweaking git repo https://github.com/BooleanCat/safely
[INFO] tweaked toml for git repo https://github.com/BooleanCat/safely written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BooleanCat/safely on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BooleanCat/safely 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded lock_api v0.4.3
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded serde v1.0.125
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded syn v1.0.68
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac274cbaa7e0183731090ac81a4218525067e4447ec159da1119330d1b2e3a6c
[INFO] running `Command { std: "docker" "start" "-a" "ac274cbaa7e0183731090ac81a4218525067e4447ec159da1119330d1b2e3a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac274cbaa7e0183731090ac81a4218525067e4447ec159da1119330d1b2e3a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac274cbaa7e0183731090ac81a4218525067e4447ec159da1119330d1b2e3a6c", kill_on_drop: false }`
[INFO] [stdout] ac274cbaa7e0183731090ac81a4218525067e4447ec159da1119330d1b2e3a6c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5cb485cfbd4c87595c83727a91a3dc64df2bfaa9da058b60e71de25e0350dd
[INFO] running `Command { std: "docker" "start" "-a" "1b5cb485cfbd4c87595c83727a91a3dc64df2bfaa9da058b60e71de25e0350dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking specsafely v0.1.0 (/opt/rustwide/workdir/specsafely)
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking libsafely v0.1.0 (/opt/rustwide/workdir/libsafely)
[INFO] [stdout] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/hooks.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug, Default)]
[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: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/intel_rdt.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/block_io.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/cpu.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/huge_page_limit.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/memory.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/rdma.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/weight_device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/linux/resources/mod.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 29 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/seccomp.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/syscall.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/syscall_arg.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/linux/mod.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 24 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/process.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/root.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/solaris/anet.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/solaris/mod.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 11 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/user.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(untagged)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/network.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/resources/storage.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/windows/mod.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 13 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/mod.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 28 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/hooks.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug, Default)]
[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: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/intel_rdt.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/block_io.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/cpu.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/huge_page_limit.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/memory.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/rdma.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/resources/weight_device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/linux/resources/mod.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 29 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/seccomp.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/syscall.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/linux/syscall_arg.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/linux/mod.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 24 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/process.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/root.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/solaris/anet.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/solaris/mod.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 11 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/user.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(untagged)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/device.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/network.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> libsafely/src/config/windows/resources/storage.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 4 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/windows/mod.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 13 | #[derive(Serialize, Deserialize, Debug, Default)]
[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] error: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> libsafely/src/config/mod.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[serde(rename_all = "camelCase")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 28 | #[derive(Serialize, Deserialize, Debug)]
[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] [stderr] error: could not compile `libsafely` (lib) due to 48 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `libsafely` (lib test) due to 48 previous errors
[INFO] running `Command { std: "docker" "inspect" "1b5cb485cfbd4c87595c83727a91a3dc64df2bfaa9da058b60e71de25e0350dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5cb485cfbd4c87595c83727a91a3dc64df2bfaa9da058b60e71de25e0350dd", kill_on_drop: false }`
[INFO] [stdout] 1b5cb485cfbd4c87595c83727a91a3dc64df2bfaa9da058b60e71de25e0350dd
