[INFO] cloning repository https://github.com/whostolemyhat/chord-gen-web
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whostolemyhat/chord-gen-web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fchord-gen-web", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fchord-gen-web'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7175d6c57dd1b4b847820024428164dd6854d76b
[INFO] checking whostolemyhat/chord-gen-web/7175d6c57dd1b4b847820024428164dd6854d76b against master#518b428304e0008859cb1fd81d1ac20efb2a064a for pr-138961-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fchord-gen-web" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whostolemyhat/chord-gen-web
[INFO] finished tweaking git repo https://github.com/whostolemyhat/chord-gen-web
[INFO] tweaked toml for git repo https://github.com/whostolemyhat/chord-gen-web written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whostolemyhat/chord-gen-web on toolchain 518b428304e0008859cb1fd81d1ac20efb2a064a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whostolemyhat/chord-gen-web 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" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/whostolemyhat/chord-gen`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-terminal v0.4.1
[INFO] [stderr]   Downloaded phf_shared v0.11.1
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded actix-web-codegen v4.1.0
[INFO] [stderr]   Downloaded actix-cors v0.6.4
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded cookie v0.16.1
[INFO] [stderr]   Downloaded tokio-util v0.7.4
[INFO] [stderr]   Downloaded time v0.3.17
[INFO] [stderr]   Downloaded pest v2.5.2
[INFO] [stderr]   Downloaded cxx-build v1.0.85
[INFO] [stderr]   Downloaded actix-http v3.2.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.85
[INFO] [stderr]   Downloaded clap v4.0.29
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded actix-web v4.2.1
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded rustix v0.36.5
[INFO] [stderr]   Downloaded tera v1.17.1
[INFO] [stderr]   Downloaded pest_meta v2.5.2
[INFO] [stderr]   Downloaded serde_derive v1.0.149
[INFO] [stderr]   Downloaded time-macros v0.2.6
[INFO] [stderr]   Downloaded clap_lex v0.3.0
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] [stderr]   Downloaded phf_codegen v0.11.1
[INFO] [stderr]   Downloaded phf v0.11.1
[INFO] [stderr]   Downloaded pest_derive v2.5.2
[INFO] [stderr]   Downloaded actix-files v0.6.2
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded bytestring v1.2.0
[INFO] [stderr]   Downloaded pest_generator v2.5.2
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.85
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded io-lifetimes v1.0.3
[INFO] [stderr]   Downloaded serde v1.0.149
[INFO] [stderr]   Downloaded cxx v1.0.85
[INFO] [stderr]   Downloaded tokio v1.23.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.4+zstd.1.5.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47465d22b8de2de556fc6e19725cf37afe8817334dad9d6e1ebc0ecbfb93f8a
[INFO] running `Command { std: "docker" "start" "-a" "b47465d22b8de2de556fc6e19725cf37afe8817334dad9d6e1ebc0ecbfb93f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47465d22b8de2de556fc6e19725cf37afe8817334dad9d6e1ebc0ecbfb93f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47465d22b8de2de556fc6e19725cf37afe8817334dad9d6e1ebc0ecbfb93f8a", kill_on_drop: false }`
[INFO] [stdout] b47465d22b8de2de556fc6e19725cf37afe8817334dad9d6e1ebc0ecbfb93f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+518b428304e0008859cb1fd81d1ac20efb2a064a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23ffdc23072f16bd9170985a2b530d5ba26f9de1ea1ddd6174b7a0bbb4cc301c
[INFO] running `Command { std: "docker" "start" "-a" "23ffdc23072f16bd9170985a2b530d5ba26f9de1ea1ddd6174b7a0bbb4cc301c", kill_on_drop: false }`
[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 log v0.4.17
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]     Checking aho-corasick v0.7.20
[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] [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" "23ffdc23072f16bd9170985a2b530d5ba26f9de1ea1ddd6174b7a0bbb4cc301c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ffdc23072f16bd9170985a2b530d5ba26f9de1ea1ddd6174b7a0bbb4cc301c", kill_on_drop: false }`
[INFO] [stdout] 23ffdc23072f16bd9170985a2b530d5ba26f9de1ea1ddd6174b7a0bbb4cc301c