[INFO] cloning repository https://github.com/wayfair-tremor/bob2020
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wayfair-tremor/bob2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayfair-tremor%2Fbob2020"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayfair-tremor%2Fbob2020'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d35ebe7a2d3419d5ac289d3b2560f511fed81400
[INFO] checking wayfair-tremor/bob2020 against try#f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f for pr-69560
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayfair-tremor%2Fbob2020" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wayfair-tremor/bob2020 on toolchain f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wayfair-tremor/bob2020
[INFO] finished tweaking git repo https://github.com/wayfair-tremor/bob2020
[INFO] tweaked toml for git repo https://github.com/wayfair-tremor/bob2020 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/wayfair-tremor/bob2020 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb94a4163c652c76242a3f054cbbbe8bc4875fde88a706e3b0e3e74c96f9f4ba
[INFO] running `"docker" "start" "-a" "cb94a4163c652c76242a3f054cbbbe8bc4875fde88a706e3b0e3e74c96f9f4ba"`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]     Checking bob2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]   --> benches/static_borrow.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rand::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]   --> benches/static_borrow.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rand::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.31s
[INFO] running `"docker" "inspect" "cb94a4163c652c76242a3f054cbbbe8bc4875fde88a706e3b0e3e74c96f9f4ba"`
[INFO] running `"docker" "rm" "-f" "cb94a4163c652c76242a3f054cbbbe8bc4875fde88a706e3b0e3e74c96f9f4ba"`
[INFO] [stdout] cb94a4163c652c76242a3f054cbbbe8bc4875fde88a706e3b0e3e74c96f9f4ba