[INFO] cloning repository https://github.com/rsuu/kuma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rsuu/kuma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fkuma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fkuma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56e344e24472fc31627fe6baf4004ce7472fcb36
[INFO] checking rsuu/kuma against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsuu%2Fkuma" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rsuu/kuma
[INFO] finished tweaking git repo https://github.com/rsuu/kuma
[INFO] tweaked toml for git repo https://github.com/rsuu/kuma written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rsuu/kuma on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rsuu/kuma 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_shared v0.11.1
[INFO] [stderr]   Downloaded phf v0.11.1
[INFO] [stderr]   Downloaded siphasher v0.3.10
[INFO] [stderr]   Downloaded phf_generator v0.11.1
[INFO] [stderr]   Downloaded phf_macros v0.11.1
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded nohash v0.2.0
[INFO] [stderr]   Downloaded find-crate v0.6.3
[INFO] [stderr]   Downloaded zune-inflate v0.2.50
[INFO] [stderr]   Downloaded asefile v0.3.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.13
[INFO] [stderr]   Downloaded palette_derive v0.6.1
[INFO] [stderr]   Downloaded minifb v0.23.0
[INFO] [stderr]   Downloaded fast_image_resize v2.5.0
[INFO] [stderr]   Downloaded simple_logger v4.0.0
[INFO] [stderr]   Downloaded palette v0.6.1
[INFO] [stderr]   Downloaded spin v0.9.5
[INFO] [stderr]   Downloaded simd-adler32 v0.3.4
[INFO] [stderr]   Downloaded futures-executor v0.3.26
[INFO] [stderr]   Downloaded exr v1.5.3
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded orbclient v0.3.42
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0009cfed0ded3d22b61ca7ea3bcc333c0be5e6021e193887c1e23f60e6ab5278
[INFO] running `Command { std: "docker" "start" "-a" "0009cfed0ded3d22b61ca7ea3bcc333c0be5e6021e193887c1e23f60e6ab5278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0009cfed0ded3d22b61ca7ea3bcc333c0be5e6021e193887c1e23f60e6ab5278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0009cfed0ded3d22b61ca7ea3bcc333c0be5e6021e193887c1e23f60e6ab5278", kill_on_drop: false }`
[INFO] [stdout] 0009cfed0ded3d22b61ca7ea3bcc333c0be5e6021e193887c1e23f60e6ab5278
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d569f6dddd413f31b66f144c58a07bcc8c8e44a63f8e631499de46cd77f4f4
[INFO] running `Command { std: "docker" "start" "-a" "52d569f6dddd413f31b66f144c58a07bcc8c8e44a63f8e631499de46cd77f4f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking spin v0.9.5
[INFO] [stderr]    Compiling x11-dl v2.21.0
[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]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking bytemuck v1.13.0
[INFO] [stderr]     Checking simd-adler32 v0.3.4
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking zune-inflate v0.2.50
[INFO] [stderr]    Compiling time-macros v0.2.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking fastrand v1.9.0
[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" "52d569f6dddd413f31b66f144c58a07bcc8c8e44a63f8e631499de46cd77f4f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d569f6dddd413f31b66f144c58a07bcc8c8e44a63f8e631499de46cd77f4f4", kill_on_drop: false }`
[INFO] [stdout] 52d569f6dddd413f31b66f144c58a07bcc8c8e44a63f8e631499de46cd77f4f4