[INFO] cloning repository https://github.com/Arcayik/cfb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arcayik/cfb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcayik%2Fcfb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcayik%2Fcfb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2955dc0c13a250dc5fde1d4ecc2938e9952c56d2
[INFO] checking Arcayik/cfb against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcayik%2Fcfb" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Arcayik/cfb on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Arcayik/cfb
[INFO] finished tweaking git repo https://github.com/Arcayik/cfb
[INFO] tweaked toml for git repo https://github.com/Arcayik/cfb written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Arcayik/cfb 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded clap v4.2.5
[INFO] [stderr]   Downloaded framebuffer v0.3.1
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded bindgen v0.52.0
[INFO] [stderr]   Downloaded clap_builder v4.2.5
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded which v3.1.1
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded rustix v0.37.17
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded anstream v0.3.1
[INFO] [stderr]   Downloaded ctrlc v3.2.5
[INFO] [stderr]   Downloaded zune-inflate v0.2.53
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded nasm-rs v0.2.5
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded openh264-sys2 v0.4.0
[INFO] [stderr]   Downloaded openh264 v0.4.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] [stderr]   Downloaded minimp4-sys v0.1.0
[INFO] [stderr]   Downloaded minimp4 v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2abe1e65f19055e3f8f24d42bc2efb6c985de1b5b5ca7b3156ee25108ef14d62
[INFO] running `Command { std: "docker" "start" "-a" "2abe1e65f19055e3f8f24d42bc2efb6c985de1b5b5ca7b3156ee25108ef14d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2abe1e65f19055e3f8f24d42bc2efb6c985de1b5b5ca7b3156ee25108ef14d62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2abe1e65f19055e3f8f24d42bc2efb6c985de1b5b5ca7b3156ee25108ef14d62", kill_on_drop: false }`
[INFO] [stdout] 2abe1e65f19055e3f8f24d42bc2efb6c985de1b5b5ca7b3156ee25108ef14d62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c44e75cb9f89b815a57f5ee6dc1a98a7b1c779e4f07422669f689a534ab715c
[INFO] running `Command { std: "docker" "start" "-a" "4c44e75cb9f89b815a57f5ee6dc1a98a7b1c779e4f07422669f689a534ab715c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling memchr v2.5.0
[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 version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 unicode-width v0.1.10
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.26
[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" "4c44e75cb9f89b815a57f5ee6dc1a98a7b1c779e4f07422669f689a534ab715c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c44e75cb9f89b815a57f5ee6dc1a98a7b1c779e4f07422669f689a534ab715c", kill_on_drop: false }`
[INFO] [stdout] 4c44e75cb9f89b815a57f5ee6dc1a98a7b1c779e4f07422669f689a534ab715c
