[INFO] cloning repository https://github.com/ColsonXu/ctm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ColsonXu/ctm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColsonXu%2Fctm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColsonXu%2Fctm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55cd1eeb2cc720263db9c97d2fc206046933cf15
[INFO] building ColsonXu/ctm against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColsonXu%2Fctm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ColsonXu/ctm on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ColsonXu/ctm
[INFO] finished tweaking git repo https://github.com/ColsonXu/ctm
[INFO] tweaked toml for git repo https://github.com/ColsonXu/ctm written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ColsonXu/ctm 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded project-root v0.2.2
[INFO] [stderr]   Downloaded tui v0.19.0
[INFO] [stderr]   Downloaded systemstat v0.2.3
[INFO] [stderr]   Downloaded rustix v0.37.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80270f8da329d23182899beb4db9e95b1f0534337c0bb7f87b77032086bf12f1
[INFO] running `Command { std: "docker" "start" "-a" "80270f8da329d23182899beb4db9e95b1f0534337c0bb7f87b77032086bf12f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80270f8da329d23182899beb4db9e95b1f0534337c0bb7f87b77032086bf12f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80270f8da329d23182899beb4db9e95b1f0534337c0bb7f87b77032086bf12f1", kill_on_drop: false }`
[INFO] [stdout] 80270f8da329d23182899beb4db9e95b1f0534337c0bb7f87b77032086bf12f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c76307b12107ee20bfe8059f64515e69ca072f40c805d79ac0643b0f647e307b
[INFO] running `Command { std: "docker" "start" "-a" "c76307b12107ee20bfe8059f64515e69ca072f40c805d79ac0643b0f647e307b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling rustix v0.37.7
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling atomic-waker v1.1.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling time v0.3.21
[INFO] [stderr]    Compiling bytesize v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[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 parking_lot v0.12.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling project-root v0.2.2
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling async-channel v1.8.0
[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" "c76307b12107ee20bfe8059f64515e69ca072f40c805d79ac0643b0f647e307b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76307b12107ee20bfe8059f64515e69ca072f40c805d79ac0643b0f647e307b", kill_on_drop: false }`
[INFO] [stdout] c76307b12107ee20bfe8059f64515e69ca072f40c805d79ac0643b0f647e307b
