[INFO] fetching crate zdex 0.3.1...
[INFO] checking zdex-0.3.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate zdex 0.3.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate zdex 0.3.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zdex 0.3.1
[INFO] finished tweaking crates.io crate zdex 0.3.1
[INFO] tweaked toml for crates.io crate zdex 0.3.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vob v2.0.6
[INFO] [stderr]   Downloaded bit_collection v0.2.3
[INFO] [stderr]   Downloaded bit_collection_derive v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7bf1f83a3c6a69f626137c9ebaa731836c08a197c4b0cee10f31fdeb4e27e18b
[INFO] running `Command { std: "docker" "start" "-a" "7bf1f83a3c6a69f626137c9ebaa731836c08a197c4b0cee10f31fdeb4e27e18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bf1f83a3c6a69f626137c9ebaa731836c08a197c4b0cee10f31fdeb4e27e18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf1f83a3c6a69f626137c9ebaa731836c08a197c4b0cee10f31fdeb4e27e18b", kill_on_drop: false }`
[INFO] [stdout] 7bf1f83a3c6a69f626137c9ebaa731836c08a197c4b0cee10f31fdeb4e27e18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85407db70c7ddca25f3c78c8833ceffdd42962c04b06ab2f6759649f1d76579c
[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" "85407db70c7ddca25f3c78c8833ceffdd42962c04b06ab2f6759649f1d76579c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling bit_collection_derive v0.2.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]     Checking bit_collection v0.2.3
[INFO] [stderr]     Checking zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:250:3
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[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:255:3
[INFO] [stdout]     |
[INFO] [stdout] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 256 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:260:3
[INFO] [stdout]     |
[INFO] [stdout] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 261 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 266 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:270:3
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 271 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:250:3
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[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:255:3
[INFO] [stdout]     |
[INFO] [stdout] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 256 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:260:3
[INFO] [stdout]     |
[INFO] [stdout] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 261 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 266 | #[derive(Copy, Clone, BitCollection, 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] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:270:3
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 271 | #[derive(Copy, Clone, BitCollection, 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] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.21s
[INFO] running `Command { std: "docker" "inspect" "85407db70c7ddca25f3c78c8833ceffdd42962c04b06ab2f6759649f1d76579c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85407db70c7ddca25f3c78c8833ceffdd42962c04b06ab2f6759649f1d76579c", kill_on_drop: false }`
[INFO] [stdout] 85407db70c7ddca25f3c78c8833ceffdd42962c04b06ab2f6759649f1d76579c