[INFO] cloning repository https://github.com/tuydore/ferric-go-round
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuydore/ferric-go-round" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuydore%2Fferric-go-round", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuydore%2Fferric-go-round'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8fd1f10bb0ecafea75cc1aa74db4da4ee545217
[INFO] testing tuydore/ferric-go-round against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuydore%2Fferric-go-round" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tuydore/ferric-go-round
[INFO] finished tweaking git repo https://github.com/tuydore/ferric-go-round
[INFO] tweaked toml for git repo https://github.com/tuydore/ferric-go-round written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tuydore/ferric-go-round on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tuydore/ferric-go-round 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d4eefd381ce418df6c06fabbf6c851ece982db24923b53276cf2f178d7596d5
[INFO] running `Command { std: "docker" "start" "-a" "1d4eefd381ce418df6c06fabbf6c851ece982db24923b53276cf2f178d7596d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d4eefd381ce418df6c06fabbf6c851ece982db24923b53276cf2f178d7596d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4eefd381ce418df6c06fabbf6c851ece982db24923b53276cf2f178d7596d5", kill_on_drop: false }`
[INFO] [stdout] 1d4eefd381ce418df6c06fabbf6c851ece982db24923b53276cf2f178d7596d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5427887d4a21f58cd14f42038ad4f5e4f0e33368e605057fc63cd12fb1cdbc5
[INFO] running `Command { std: "docker" "start" "-a" "e5427887d4a21f58cd14f42038ad4f5e4f0e33368e605057fc63cd12fb1cdbc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 clap_lex v0.3.1
[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" "e5427887d4a21f58cd14f42038ad4f5e4f0e33368e605057fc63cd12fb1cdbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5427887d4a21f58cd14f42038ad4f5e4f0e33368e605057fc63cd12fb1cdbc5", kill_on_drop: false }`
[INFO] [stdout] e5427887d4a21f58cd14f42038ad4f5e4f0e33368e605057fc63cd12fb1cdbc5