[INFO] cloning repository https://github.com/AlienKevin/canto_mando_corpus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlienKevin/canto_mando_corpus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlienKevin%2Fcanto_mando_corpus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlienKevin%2Fcanto_mando_corpus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b80cd2f68a7219c812933bc599729a595349234d
[INFO] testing AlienKevin/canto_mando_corpus against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlienKevin%2Fcanto_mando_corpus" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlienKevin/canto_mando_corpus
[INFO] finished tweaking git repo https://github.com/AlienKevin/canto_mando_corpus
[INFO] tweaked toml for git repo https://github.com/AlienKevin/canto_mando_corpus written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlienKevin/canto_mando_corpus on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlienKevin/canto_mando_corpus 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09b5b6e8ebbe2848c2ed05fbcfb6dca99036c0af9215c0077bd4c73c565e7554
[INFO] running `Command { std: "docker" "start" "-a" "09b5b6e8ebbe2848c2ed05fbcfb6dca99036c0af9215c0077bd4c73c565e7554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09b5b6e8ebbe2848c2ed05fbcfb6dca99036c0af9215c0077bd4c73c565e7554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b5b6e8ebbe2848c2ed05fbcfb6dca99036c0af9215c0077bd4c73c565e7554", kill_on_drop: false }`
[INFO] [stdout] 09b5b6e8ebbe2848c2ed05fbcfb6dca99036c0af9215c0077bd4c73c565e7554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c26db936414ae477914e14fa811f96751c9a3a558b42e070d6f7433eadf9001
[INFO] running `Command { std: "docker" "start" "-a" "3c26db936414ae477914e14fa811f96751c9a3a558b42e070d6f7433eadf9001", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling cmake v0.1.49
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]    Compiling const-cstr v0.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling bytemuck v1.13.1
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 plotters-svg v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling time v0.1.45
[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" "3c26db936414ae477914e14fa811f96751c9a3a558b42e070d6f7433eadf9001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c26db936414ae477914e14fa811f96751c9a3a558b42e070d6f7433eadf9001", kill_on_drop: false }`
[INFO] [stdout] 3c26db936414ae477914e14fa811f96751c9a3a558b42e070d6f7433eadf9001
