[INFO] fetching crate totp_clipboard 0.2.2...
[INFO] building totp_clipboard-0.2.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate totp_clipboard 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate totp_clipboard 0.2.2
[INFO] finished tweaking crates.io crate totp_clipboard 0.2.2
[INFO] tweaked toml for crates.io crate totp_clipboard 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate totp_clipboard 0.2.2 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 totp_clipboard 0.2.2 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 keccak v0.1.3
[INFO] [stderr]   Downloaded field-offset v0.3.4
[INFO] [stderr]   Downloaded crypto-mac v0.11.1
[INFO] [stderr]   Downloaded dirs v4.0.0
[INFO] [stderr]   Downloaded blake2b_simd v1.0.0
[INFO] [stderr]   Downloaded rust-argon2 v1.0.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.5
[INFO] [stderr]   Downloaded cairo-sys-rs v0.15.1
[INFO] [stderr]   Downloaded nom v7.1.1
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
[INFO] [stderr]   Downloaded clipboard v0.5.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded gobject-sys v0.15.10
[INFO] [stderr]   Downloaded atk v0.15.1
[INFO] [stderr]   Downloaded gdk-pixbuf v0.15.11
[INFO] [stderr]   Downloaded glib-sys v0.15.10
[INFO] [stderr]   Downloaded gdk v0.15.4
[INFO] [stderr]   Downloaded gio-sys v0.15.10
[INFO] [stderr]   Downloaded xcb v0.8.2
[INFO] [stderr]   Downloaded system-deps v6.0.3
[INFO] [stderr]   Downloaded pest v2.5.1
[INFO] [stderr]   Downloaded gio v0.15.12
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded gtk-sys v0.15.3
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded glib-macros v0.15.11
[INFO] [stderr]   Downloaded glib v0.15.12
[INFO] [stderr]   Downloaded atk-sys v0.15.1
[INFO] [stderr]   Downloaded gdk-sys v0.15.1
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded libappindicator v0.7.1
[INFO] [stderr]   Downloaded cairo-rs v0.15.12
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.15.10
[INFO] [stderr]   Downloaded pango-sys v0.15.10
[INFO] [stderr]   Downloaded serde v1.0.149
[INFO] [stderr]   Downloaded x11-clipboard v0.3.3
[INFO] [stderr]   Downloaded gtk3-macros v0.15.4
[INFO] [stderr]   Downloaded pango v0.15.10
[INFO] [stderr]   Downloaded cfg-expr v0.11.0
[INFO] [stderr]   Downloaded libappindicator-sys v0.7.3
[INFO] [stderr]   Downloaded gtk v0.15.5
[INFO] [stderr]   Downloaded libreauth v0.15.0
[INFO] [stderr]   Downloaded sha3 v0.10.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 51c2e3235178ceed2287023215e736e8579608de0c977adeacd9ae5264baec70
[INFO] running `Command { std: "docker" "start" "-a" "51c2e3235178ceed2287023215e736e8579608de0c977adeacd9ae5264baec70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51c2e3235178ceed2287023215e736e8579608de0c977adeacd9ae5264baec70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c2e3235178ceed2287023215e736e8579608de0c977adeacd9ae5264baec70", kill_on_drop: false }`
[INFO] [stdout] 51c2e3235178ceed2287023215e736e8579608de0c977adeacd9ae5264baec70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3cb76f9c795c52394e9498d06bca117d40a98c09ebdca818bf17facd53abd9a4
[INFO] running `Command { std: "docker" "start" "-a" "3cb76f9c795c52394e9498d06bca117d40a98c09ebdca818bf17facd53abd9a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 subtle v2.4.1
[INFO] [stderr]    Compiling gio v0.15.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling gtk v0.15.5
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.89
[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" "3cb76f9c795c52394e9498d06bca117d40a98c09ebdca818bf17facd53abd9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb76f9c795c52394e9498d06bca117d40a98c09ebdca818bf17facd53abd9a4", kill_on_drop: false }`
[INFO] [stdout] 3cb76f9c795c52394e9498d06bca117d40a98c09ebdca818bf17facd53abd9a4