[INFO] cloning repository https://github.com/barudisshu/blazing-rust-brief
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barudisshu/blazing-rust-brief" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fblazing-rust-brief", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fblazing-rust-brief'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f382dd03f32bf6eead6ffcbf87520f7d9177347
[INFO] checking barudisshu/blazing-rust-brief/4f382dd03f32bf6eead6ffcbf87520f7d9177347 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fblazing-rust-brief" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barudisshu/blazing-rust-brief on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barudisshu/blazing-rust-brief
[INFO] finished tweaking git repo https://github.com/barudisshu/blazing-rust-brief
[INFO] tweaked toml for git repo https://github.com/barudisshu/blazing-rust-brief written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/barudisshu/blazing-rust-brief 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d67e64a96d0692960fd40fe4b36bc900a363bbf771d24387e8834cc5fafaac1
[INFO] running `Command { std: "docker" "start" "-a" "9d67e64a96d0692960fd40fe4b36bc900a363bbf771d24387e8834cc5fafaac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d67e64a96d0692960fd40fe4b36bc900a363bbf771d24387e8834cc5fafaac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d67e64a96d0692960fd40fe4b36bc900a363bbf771d24387e8834cc5fafaac1", kill_on_drop: false }`
[INFO] [stdout] 9d67e64a96d0692960fd40fe4b36bc900a363bbf771d24387e8834cc5fafaac1
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5669e7db934f0919f11d58dbf67a4d227139211d5d32e6e655851d50883905b8
[INFO] running `Command { std: "docker" "start" "-a" "5669e7db934f0919f11d58dbf67a4d227139211d5d32e6e655851d50883905b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stdout] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5669e7db934f0919f11d58dbf67a4d227139211d5d32e6e655851d50883905b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5669e7db934f0919f11d58dbf67a4d227139211d5d32e6e655851d50883905b8", kill_on_drop: false }`
[INFO] [stdout] 5669e7db934f0919f11d58dbf67a4d227139211d5d32e6e655851d50883905b8