[INFO] cloning repository https://github.com/jweir136/ftpserver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jweir136/ftpserver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjweir136%2Fftpserver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjweir136%2Fftpserver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 428c115658c57201184b23fe129e7e886e4f923f
[INFO] testing jweir136/ftpserver-rust against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjweir136%2Fftpserver-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jweir136/ftpserver-rust
[INFO] finished tweaking git repo https://github.com/jweir136/ftpserver-rust
[INFO] tweaked toml for git repo https://github.com/jweir136/ftpserver-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jweir136/ftpserver-rust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jweir136/ftpserver-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.3.2
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
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[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.69
[INFO] [stderr]   Downloaded slog-stdlog v4.1.0
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded sct v0.6.0
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[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.19
[INFO] [stderr]   Downloaded async-trait v0.1.42
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded thiserror-impl v1.0.23
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.69
[INFO] [stderr]   Downloaded std_prelude v0.2.12
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.27
[INFO] [stderr]   Downloaded futures-channel v0.3.8
[INFO] [stderr]   Downloaded pin-project-lite v0.1.11
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded slog-scope v4.3.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded smallvec v1.5.1
[INFO] [stderr]   Downloaded thiserror v1.0.23
[INFO] [stderr]   Downloaded path_abs v0.5.0
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded slog v2.7.0
[INFO] [stderr]   Downloaded prometheus v0.10.0
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded tracing-core v0.1.17
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded tokio-util v0.4.0
[INFO] [stderr]   Downloaded tokio-rustls v0.21.1
[INFO] [stderr]   Downloaded webpki v0.21.4
[INFO] [stderr]   Downloaded stfu8 v0.2.4
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded js-sys v0.3.46
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded mio v0.7.6
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded protobuf v2.18.1
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded syn v1.0.56
[INFO] [stderr]   Downloaded libunftp v0.14.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.69
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] [stderr]   Downloaded tokio v0.3.6
[INFO] [stderr]   Downloaded web-sys v0.3.46
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84
[INFO] running `Command { std: "docker" "start" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling protobuf v2.18.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/descriptor.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/plugin.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/rustproto.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slog-stdlog v4.1.0
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/any.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/api.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/duration.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/empty.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/field_mask.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/source_context.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/struct_pb.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/timestamp.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/type_pb.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-2.18.1/src/well_known_types/wrappers.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `protobuf` (lib) due to 13 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84", kill_on_drop: false }`
[INFO] [stdout] 27448053e8f3d3248ce4022b17c9e53965cdbecb5644f930ced7925324a0da84
