[INFO] cloning repository https://github.com/t-eckert/grdn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t-eckert/grdn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Fgrdn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Fgrdn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e466d35ceb04a99e64e88473a84a8bfa6c1149cc
[INFO] checking t-eckert/grdn against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft-eckert%2Fgrdn" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/t-eckert/grdn
[INFO] finished tweaking git repo https://github.com/t-eckert/grdn
[INFO] tweaked toml for git repo https://github.com/t-eckert/grdn written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/t-eckert/grdn 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/t-eckert/grdn 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generator v0.7.2
[INFO] [stderr]   Downloaded binascii v0.1.4
[INFO] [stderr]   Downloaded devise_codegen v0.3.1
[INFO] [stderr]   Downloaded ubyte v0.10.3
[INFO] [stderr]   Downloaded async-stream-impl v0.3.3
[INFO] [stderr]   Downloaded hermit-abi v0.3.0
[INFO] [stderr]   Downloaded devise_core v0.3.1
[INFO] [stderr]   Downloaded multer v2.0.4
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded universal-hash v0.5.0
[INFO] [stderr]   Downloaded figment v0.10.8
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.2
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.2
[INFO] [stderr]   Downloaded aes-gcm v0.10.1
[INFO] [stderr]   Downloaded hyper v0.14.24
[INFO] [stderr]   Downloaded serde_json v1.0.92
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded ref-cast v1.0.14
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.2
[INFO] [stderr]   Downloaded stable-pattern v0.1.0
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded rustversion v1.0.11
[INFO] [stderr]   Downloaded state v0.5.3
[INFO] [stderr]   Downloaded tokio-stream v0.1.11
[INFO] [stderr]   Downloaded atomic v0.5.1
[INFO] [stderr]   Downloaded aead v0.5.1
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded pear v0.2.3
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.14
[INFO] [stderr]   Downloaded async-stream v0.3.3
[INFO] [stderr]   Downloaded devise v0.3.1
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[INFO] [stderr]   Downloaded tokio v1.25.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.39.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.39.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.39.0
[INFO] [stderr]   Downloaded windows v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 82f916fb6c40e4bf5cb5659ea6ab1989208777e831a5c948486f7e428ca69334
[INFO] running `Command { std: "docker" "start" "-a" "82f916fb6c40e4bf5cb5659ea6ab1989208777e831a5c948486f7e428ca69334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f916fb6c40e4bf5cb5659ea6ab1989208777e831a5c948486f7e428ca69334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f916fb6c40e4bf5cb5659ea6ab1989208777e831a5c948486f7e428ca69334", kill_on_drop: false }`
[INFO] [stdout] 82f916fb6c40e4bf5cb5659ea6ab1989208777e831a5c948486f7e428ca69334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0d2b61c14da969649d84eb5fa73dc086b7218b248fd28ba8e8d85d3fd3b56e27
[INFO] running `Command { std: "docker" "start" "-a" "0d2b61c14da969649d84eb5fa73dc086b7218b248fd28ba8e8d85d3fd3b56e27", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling log v0.4.17
[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 subtle v2.4.1
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking itoa v1.0.5
[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" "0d2b61c14da969649d84eb5fa73dc086b7218b248fd28ba8e8d85d3fd3b56e27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2b61c14da969649d84eb5fa73dc086b7218b248fd28ba8e8d85d3fd3b56e27", kill_on_drop: false }`
[INFO] [stdout] 0d2b61c14da969649d84eb5fa73dc086b7218b248fd28ba8e8d85d3fd3b56e27