[INFO] fetching crate ssh_ui 0.4.1... [INFO] building ssh_ui-0.4.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate ssh_ui 0.4.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate ssh_ui 0.4.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate ssh_ui 0.4.1 [INFO] tweaked toml for crates.io crate ssh_ui 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ssh_ui 0.4.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ssh_ui 0.4.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded russh-keys v0.23.0-beta.1 [INFO] [stderr] Downloaded russh-cryptovec v0.7.0 [INFO] [stderr] Downloaded parking_lot_core v0.9.6 [INFO] [stderr] Downloaded proc-macro2 v1.0.50 [INFO] [stderr] Downloaded darling v0.14.2 [INFO] [stderr] Downloaded async-io v1.12.0 [INFO] [stderr] Downloaded wepoll-ffi v0.1.2 [INFO] [stderr] Downloaded polling v2.5.2 [INFO] [stderr] Downloaded atomic-waker v1.1.0 [INFO] [stderr] Downloaded async-executor v1.5.0 [INFO] [stderr] Downloaded async-task v4.3.0 [INFO] [stderr] Downloaded async-trait v0.1.63 [INFO] [stderr] Downloaded chacha20 v0.9.0 [INFO] [stderr] Downloaded blocking v1.3.0 [INFO] [stderr] Downloaded async-global-executor v2.3.1 [INFO] [stderr] Downloaded num-complex v0.4.3 [INFO] [stderr] Downloaded openpty v0.2.0 [INFO] [stderr] Downloaded ahash v0.8.2 [INFO] [stderr] Downloaded unicode-segmentation v1.10.0 [INFO] [stderr] Downloaded cursive v0.20.0 [INFO] [stderr] Downloaded darling_core v0.14.2 [INFO] [stderr] Downloaded cursive_core v0.3.7 [INFO] [stderr] Downloaded tokio v1.24.2 [INFO] [stderr] Downloaded enumset v1.0.12 [INFO] [stderr] Downloaded enum-map-derive v0.11.0 [INFO] [stderr] Downloaded darling_macro v0.14.2 [INFO] [stderr] Downloaded enumset_derive v0.6.1 [INFO] [stderr] Downloaded aead v0.5.1 [INFO] [stderr] Downloaded enum-map v2.4.2 [INFO] [stderr] Downloaded bcrypt-pbkdf v0.9.0 [INFO] [stderr] Downloaded value-bag v1.0.0-alpha.9 [INFO] [stderr] Downloaded openssl-src v111.24.0+1.1.1s [INFO] [stderr] Downloaded russh v0.35.0-beta.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d27eed763e81fae013c66fba36aad51fdfae803397845e33186da53e0562a8b3 [INFO] running `Command { std: "docker" "start" "-a" "d27eed763e81fae013c66fba36aad51fdfae803397845e33186da53e0562a8b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d27eed763e81fae013c66fba36aad51fdfae803397845e33186da53e0562a8b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d27eed763e81fae013c66fba36aad51fdfae803397845e33186da53e0562a8b3", kill_on_drop: false }` [INFO] [stdout] d27eed763e81fae013c66fba36aad51fdfae803397845e33186da53e0562a8b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e1906f6509f3750f92c3fb1fdf05ce4244b3e0cc9210709c37273989625b861 [INFO] running `Command { std: "docker" "start" "-a" "9e1906f6509f3750f92c3fb1fdf05ce4244b3e0cc9210709c37273989625b861", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling futures-io v0.3.25 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9e1906f6509f3750f92c3fb1fdf05ce4244b3e0cc9210709c37273989625b861", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e1906f6509f3750f92c3fb1fdf05ce4244b3e0cc9210709c37273989625b861", kill_on_drop: false }` [INFO] [stdout] 9e1906f6509f3750f92c3fb1fdf05ce4244b3e0cc9210709c37273989625b861