[INFO] fetching crate variants 0.3.0...
[INFO] checking variants-0.3.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate variants 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate variants 0.3.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate variants 0.3.0
[INFO] finished tweaking crates.io crate variants 0.3.0
[INFO] tweaked toml for crates.io crate variants 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5096ac9f8ea18900719952dff799b6133051971d2950d94724ce1dfe484e3c89
[INFO] running `Command { std: "docker" "start" "-a" "5096ac9f8ea18900719952dff799b6133051971d2950d94724ce1dfe484e3c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5096ac9f8ea18900719952dff799b6133051971d2950d94724ce1dfe484e3c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5096ac9f8ea18900719952dff799b6133051971d2950d94724ce1dfe484e3c89", kill_on_drop: false }`
[INFO] [stdout] 5096ac9f8ea18900719952dff799b6133051971d2950d94724ce1dfe484e3c89
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bafe59ff790cec184f5963a47ce36b43401f29c7a43b109ad827a49fbe037af9
[INFO] running `Command { std: "docker" "start" "-a" "bafe59ff790cec184f5963a47ce36b43401f29c7a43b109ad827a49fbe037af9", kill_on_drop: false }`
[INFO] [stderr]     Checking variants v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `license` in this scope
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![license = "MIT"]
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `variants`
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/lib.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `license` in this scope
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![license = "MIT"]
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]  --> src/lib.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/lib.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[deriving(Show, Clone, PartialEq, PartialOrd, Ord, Eq, Hash, Rand)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bafe59ff790cec184f5963a47ce36b43401f29c7a43b109ad827a49fbe037af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bafe59ff790cec184f5963a47ce36b43401f29c7a43b109ad827a49fbe037af9", kill_on_drop: false }`
[INFO] [stdout] bafe59ff790cec184f5963a47ce36b43401f29c7a43b109ad827a49fbe037af9