[INFO] fetching crate lightning-wire-msgs 0.2.1...
[INFO] checking lightning-wire-msgs-0.2.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate lightning-wire-msgs 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lightning-wire-msgs 0.2.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lightning-wire-msgs 0.2.1
[INFO] finished tweaking crates.io crate lightning-wire-msgs 0.2.1
[INFO] tweaked toml for crates.io crate lightning-wire-msgs 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lightning-wire-msgs-derive v0.2.6
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc72fbe0905720903efa2d20f2c7020a3e947785ab2733ace68b66fa6aa8f07c
[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" "fc72fbe0905720903efa2d20f2c7020a3e947785ab2733ace68b66fa6aa8f07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc72fbe0905720903efa2d20f2c7020a3e947785ab2733ace68b66fa6aa8f07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc72fbe0905720903efa2d20f2c7020a3e947785ab2733ace68b66fa6aa8f07c", kill_on_drop: false }`
[INFO] [stdout] fc72fbe0905720903efa2d20f2c7020a3e947785ab2733ace68b66fa6aa8f07c
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d4c8b6ca969b6f1ed5e4b54d8164319e42b5c4982afb993f1bbc93c62cdda3
[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" "e5d4c8b6ca969b6f1ed5e4b54d8164319e42b5c4982afb993f1bbc93c62cdda3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling lightning-wire-msgs-derive-base v0.2.6
[INFO] [stderr]    Compiling lightning-wire-msgs-derive v0.2.6
[INFO] [stderr]     Checking lightning-wire-msgs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]  --> src/items/feature.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[repr(usize)]
[INFO] [stdout]   |   ^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]  --> src/items/feature.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, TryFromPrimitive)]
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]  --> src/watchtower/items/blob.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[repr(u16)]
[INFO] [stdout]   |   ^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]  --> src/watchtower/items/blob.rs:5:68
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, TryFromPrimitive)]
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/blob.rs:94:3
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/blob.rs:93:45
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Copy, Debug, PartialEq, Eq, TryFromPrimitive)]
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/error.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/error.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/error.rs:88:3
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/error.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]    --> src/watchtower/items/error.rs:119:3
[INFO] [stdout]     |
[INFO] [stdout] 119 | #[repr(u16)]
[INFO] [stdout]     |   ^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]    --> src/watchtower/items/error.rs:118:30
[INFO] [stdout]     |
[INFO] [stdout] 118 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]    --> src/watchtower/items/error.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[repr(u16)]
[INFO] [stdout]     |   ^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]    --> src/watchtower/items/error.rs:149:30
[INFO] [stdout]     |
[INFO] [stdout] 149 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]  --> src/items/feature.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[repr(usize)]
[INFO] [stdout]   |   ^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]  --> src/items/feature.rs:6:68
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, TryFromPrimitive)]
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]  --> src/watchtower/items/blob.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[repr(u16)]
[INFO] [stdout]   |   ^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]  --> src/watchtower/items/blob.rs:5:68
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, TryFromPrimitive)]
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/blob.rs:94:3
[INFO] [stdout]    |
[INFO] [stdout] 94 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/blob.rs:93:45
[INFO] [stdout]    |
[INFO] [stdout] 93 | #[derive(Clone, Copy, Debug, PartialEq, Eq, TryFromPrimitive)]
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/error.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/error.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]   --> src/watchtower/items/error.rs:88:3
[INFO] [stdout]    |
[INFO] [stdout] 88 | #[repr(u16)]
[INFO] [stdout]    |   ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]   --> src/watchtower/items/error.rs:87:30
[INFO] [stdout]    |
[INFO] [stdout] 87 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]    --> src/watchtower/items/error.rs:119:3
[INFO] [stdout]     |
[INFO] [stdout] 119 | #[repr(u16)]
[INFO] [stdout]     |   ^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]    --> src/watchtower/items/error.rs:118:30
[INFO] [stdout]     |
[INFO] [stdout] 118 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `repr` is ambiguous (built-in attribute vs any other name)
[INFO] [stdout]    --> src/watchtower/items/error.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[repr(u16)]
[INFO] [stdout]     |   ^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: `repr` could refer to a built-in attribute
[INFO] [stdout] note: `repr` could also refer to the derive helper attribute defined here
[INFO] [stdout]    --> src/watchtower/items/error.rs:149:30
[INFO] [stdout]     |
[INFO] [stdout] 149 | #[derive(Clone, Copy, Debug, TryFromPrimitive)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lightning-wire-msgs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5d4c8b6ca969b6f1ed5e4b54d8164319e42b5c4982afb993f1bbc93c62cdda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d4c8b6ca969b6f1ed5e4b54d8164319e42b5c4982afb993f1bbc93c62cdda3", kill_on_drop: false }`
[INFO] [stdout] e5d4c8b6ca969b6f1ed5e4b54d8164319e42b5c4982afb993f1bbc93c62cdda3