[INFO] cloning repository https://github.com/ajmorgan/scribe-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajmorgan/scribe-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmorgan%2Fscribe-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmorgan%2Fscribe-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c8e10aee2c073a981fb88a5a0ac216e7654a8a4
[INFO] checking ajmorgan/scribe-rs against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmorgan%2Fscribe-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajmorgan/scribe-rs on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajmorgan/scribe-rs
[INFO] finished tweaking git repo https://github.com/ajmorgan/scribe-rs
[INFO] tweaked toml for git repo https://github.com/ajmorgan/scribe-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ajmorgan/scribe-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", 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] 5865a1b8b9b8de9210f5531e86662518ea92229dc670749357c40c488200a50e
[INFO] running `Command { std: "docker" "start" "-a" "5865a1b8b9b8de9210f5531e86662518ea92229dc670749357c40c488200a50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5865a1b8b9b8de9210f5531e86662518ea92229dc670749357c40c488200a50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5865a1b8b9b8de9210f5531e86662518ea92229dc670749357c40c488200a50e", kill_on_drop: false }`
[INFO] [stdout] 5865a1b8b9b8de9210f5531e86662518ea92229dc670749357c40c488200a50e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1acb55fdf538f4d10b713bde10da3afc080a8eaea4578a2d8b7bb7c05c120fe
[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" "e1acb55fdf538f4d10b713bde10da3afc080a8eaea4578a2d8b7bb7c05c120fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking shrust v0.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking scribe v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `btreemap_remove_entry` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btreemap_remove_entry)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `btreemap_remove_entry` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btreemap_remove_entry)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `vec_remove_item`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scribe` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1acb55fdf538f4d10b713bde10da3afc080a8eaea4578a2d8b7bb7c05c120fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1acb55fdf538f4d10b713bde10da3afc080a8eaea4578a2d8b7bb7c05c120fe", kill_on_drop: false }`
[INFO] [stdout] e1acb55fdf538f4d10b713bde10da3afc080a8eaea4578a2d8b7bb7c05c120fe