[INFO] fetching crate cluuname 0.1.9...
[INFO] checking cluuname-0.1.9 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate cluuname 0.1.9 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cluuname 0.1.9 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cluuname 0.1.9
[INFO] finished tweaking crates.io crate cluuname 0.1.9
[INFO] tweaked toml for crates.io crate cluuname 0.1.9 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4816a0a6bb1e166fa6142c7bc12aafe1a882149ea3bc9fc56f471994bb3c6b03
[INFO] running `Command { std: "docker" "start" "-a" "4816a0a6bb1e166fa6142c7bc12aafe1a882149ea3bc9fc56f471994bb3c6b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4816a0a6bb1e166fa6142c7bc12aafe1a882149ea3bc9fc56f471994bb3c6b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4816a0a6bb1e166fa6142c7bc12aafe1a882149ea3bc9fc56f471994bb3c6b03", kill_on_drop: false }`
[INFO] [stdout] 4816a0a6bb1e166fa6142c7bc12aafe1a882149ea3bc9fc56f471994bb3c6b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bd08c2d0834b426fac88f909351eec0baabefdac0166a08827ab3c073f55c41
[INFO] running `Command { std: "docker" "start" "-a" "9bd08c2d0834b426fac88f909351eec0baabefdac0166a08827ab3c073f55c41", kill_on_drop: false }`
[INFO] [stderr]    Compiling clucstr v0.1.7
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clucstr-0.1.7/src/lib.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 173 | #![feature(plugin_registrar)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]     |
[INFO] [stdout]     = note: a __rustc_plugin_registrar symbol must now be defined instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clucstr-0.1.7/src/lib.rs:177:1
[INFO] [stdout]     |
[INFO] [stdout] 177 | extern crate syntax;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clucstr` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9bd08c2d0834b426fac88f909351eec0baabefdac0166a08827ab3c073f55c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd08c2d0834b426fac88f909351eec0baabefdac0166a08827ab3c073f55c41", kill_on_drop: false }`
[INFO] [stdout] 9bd08c2d0834b426fac88f909351eec0baabefdac0166a08827ab3c073f55c41