[INFO] cloning repository https://github.com/wouterdebie/salph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wouterdebie/salph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwouterdebie%2Fsalph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwouterdebie%2Fsalph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbedc30d7a9a8a2d255a07a238f7bec3afa3cf70
[INFO] checking wouterdebie/salph against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwouterdebie%2Fsalph" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wouterdebie/salph
[INFO] finished tweaking git repo https://github.com/wouterdebie/salph
[INFO] tweaked toml for git repo https://github.com/wouterdebie/salph written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wouterdebie/salph on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wouterdebie/salph 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.24.1
[INFO] [stderr]   Downloaded tabular v0.2.0
[INFO] [stderr]   Downloaded rust-embed-impl v6.5.0
[INFO] [stderr]   Downloaded rust-embed v6.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 353d056ca867478099d6e0067fcbe78a7b242e2a20d7c942cbe5409f8a341842
[INFO] running `Command { std: "docker" "start" "-a" "353d056ca867478099d6e0067fcbe78a7b242e2a20d7c942cbe5409f8a341842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353d056ca867478099d6e0067fcbe78a7b242e2a20d7c942cbe5409f8a341842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353d056ca867478099d6e0067fcbe78a7b242e2a20d7c942cbe5409f8a341842", kill_on_drop: false }`
[INFO] [stdout] 353d056ca867478099d6e0067fcbe78a7b242e2a20d7c942cbe5409f8a341842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d50fe63f9a4b1b9d2b6dfeb008af235cd7ad03c9be3ff744bf0f3036ca9728a
[INFO] running `Command { std: "docker" "start" "-a" "1d50fe63f9a4b1b9d2b6dfeb008af235cd7ad03c9be3ff744bf0f3036ca9728a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking tabular v0.2.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking sha2 v0.10.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/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" "1d50fe63f9a4b1b9d2b6dfeb008af235cd7ad03c9be3ff744bf0f3036ca9728a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d50fe63f9a4b1b9d2b6dfeb008af235cd7ad03c9be3ff744bf0f3036ca9728a", kill_on_drop: false }`
[INFO] [stdout] 1d50fe63f9a4b1b9d2b6dfeb008af235cd7ad03c9be3ff744bf0f3036ca9728a