[INFO] cloning repository https://github.com/connorworley/dynamic_stone_proto_translator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/connorworley/dynamic_stone_proto_translator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorworley%2Fdynamic_stone_proto_translator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorworley%2Fdynamic_stone_proto_translator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0ac0ddfa5c3c60f529f4fcf8a81862a496aeca5
[INFO] testing connorworley/dynamic_stone_proto_translator against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorworley%2Fdynamic_stone_proto_translator" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/connorworley/dynamic_stone_proto_translator on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/connorworley/dynamic_stone_proto_translator
[INFO] finished tweaking git repo https://github.com/connorworley/dynamic_stone_proto_translator
[INFO] tweaked toml for git repo https://github.com/connorworley/dynamic_stone_proto_translator written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/connorworley/dynamic_stone_proto_translator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c83ecce176d55990c0b6b8735f44ac7359436f2f60e4f671b24f85f58f81fc2
[INFO] running `Command { std: "docker" "start" "-a" "6c83ecce176d55990c0b6b8735f44ac7359436f2f60e4f671b24f85f58f81fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c83ecce176d55990c0b6b8735f44ac7359436f2f60e4f671b24f85f58f81fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c83ecce176d55990c0b6b8735f44ac7359436f2f60e4f671b24f85f58f81fc2", kill_on_drop: false }`
[INFO] [stdout] 6c83ecce176d55990c0b6b8735f44ac7359436f2f60e4f671b24f85f58f81fc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08eba2bfcb22cfeefbc5769f2877433d4994dcab531f4bc1dce382deb30724cc
[INFO] running `Command { std: "docker" "start" "-a" "08eba2bfcb22cfeefbc5769f2877433d4994dcab531f4bc1dce382deb30724cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling protobuf v3.0.0-pre (https://github.com/stepancheg/rust-protobuf?rev=b447f53014af46a7faf6bf46d313391a61b2eace#b447f530)
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling dynamic_stone_proto_translator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: custom inner attributes are unstable
[INFO] [stdout]   --> src/fixture.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![rustfmt::skip]
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(soft_unstable)]` 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 #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dynamic_stone_proto_translator` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "08eba2bfcb22cfeefbc5769f2877433d4994dcab531f4bc1dce382deb30724cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08eba2bfcb22cfeefbc5769f2877433d4994dcab531f4bc1dce382deb30724cc", kill_on_drop: false }`
[INFO] [stdout] 08eba2bfcb22cfeefbc5769f2877433d4994dcab531f4bc1dce382deb30724cc