[INFO] fetching crate asteracea 0.0.2...
[INFO] checking asteracea-0.0.2 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037
[INFO] extracting crate asteracea 0.0.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate asteracea 0.0.2 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asteracea 0.0.2
[INFO] finished tweaking crates.io crate asteracea 0.0.2
[INFO] tweaked toml for crates.io crate asteracea 0.0.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-husky v1.5.0
[INFO] [stderr]   Downloaded asteracea_proc-macro-definitions v0.0.2
[INFO] [stderr]   Downloaded lignin-schema v0.0.1
[INFO] [stderr]   Downloaded heck-but-macros v0.0.1
[INFO] [stderr]   Downloaded rhizome_proc-macro-definitions v0.0.1
[INFO] [stderr]   Downloaded rhizome v0.0.1
[INFO] [stderr]   Downloaded lignin v0.0.1
[INFO] [stderr]   Downloaded topiary v0.0.1
[INFO] [stderr]   Downloaded git_info v0.1.2
[INFO] [stderr]   Downloaded mapped-guard v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 450475ae1f024af3ff4dd7d90b4f009cb35d48ddc8726626fac46b761131cfed
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "450475ae1f024af3ff4dd7d90b4f009cb35d48ddc8726626fac46b761131cfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "450475ae1f024af3ff4dd7d90b4f009cb35d48ddc8726626fac46b761131cfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450475ae1f024af3ff4dd7d90b4f009cb35d48ddc8726626fac46b761131cfed", kill_on_drop: false }`
[INFO] [stdout] 450475ae1f024af3ff4dd7d90b4f009cb35d48ddc8726626fac46b761131cfed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28ad108e439c462539ec8f0a6a5bb2a7e9fea05c733001bfcb9930039683f49e
[INFO] running `Command { std: "docker" "start" "-a" "28ad108e439c462539ec8f0a6a5bb2a7e9fea05c733001bfcb9930039683f49e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking bumpalo v3.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking git_info v0.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling heck-but-macros v0.0.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking lignin v0.0.1
[INFO] [stderr]     Checking lignin-schema v0.0.1
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking version-sync v0.9.2
[INFO] [stderr]    Compiling call2-for-syn v1.0.3
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling unzip-n v0.1.2
[INFO] [stderr]    Compiling asteracea_proc-macro-definitions v0.0.2
[INFO] [stderr]     Checking asteracea v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.23s
[INFO] running `Command { std: "docker" "inspect" "28ad108e439c462539ec8f0a6a5bb2a7e9fea05c733001bfcb9930039683f49e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ad108e439c462539ec8f0a6a5bb2a7e9fea05c733001bfcb9930039683f49e", kill_on_drop: false }`
[INFO] [stdout] 28ad108e439c462539ec8f0a6a5bb2a7e9fea05c733001bfcb9930039683f49e