[INFO] updating cached repository https://github.com/Canop/btree
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/Canop/btree
[INFO] [stderr]  * [new branch]      git        -> git
[INFO] [stderr]    bb99e01..1e11bbc  master     -> master
[INFO] [stderr]  * [new tag]         v0.12.1    -> v0.12.1
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1e11bbc100febb868832b38d9c09b3ad568a3fee
[INFO] checking Canop/btree against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCanop%2Fbtree" "/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/Canop/btree on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Canop/btree
[INFO] finished tweaking git repo https://github.com/Canop/btree
[INFO] tweaked toml for git repo https://github.com/Canop/btree written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Canop/btree already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "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] 8edcb996c4d4d10091fc8d3460497f9dc16197ff41e1ac53cfb791ababb54ea5
[INFO] running `"docker" "start" "-a" "8edcb996c4d4d10091fc8d3460497f9dc16197ff41e1ac53cfb791ababb54ea5"`
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking umask v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking minimad v0.6.3
[INFO] [stderr]     Checking lazy-regex v0.1.2
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking users v0.9.1
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]    Compiling broot v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling thiserror-impl v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking thiserror v1.0.4
[INFO] [stderr]     Checking termimad v0.8.11
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr] warning: unused import: `KeyCode::*`
[INFO] [stderr]    --> src/keys.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |             KeyCode::*,
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "8edcb996c4d4d10091fc8d3460497f9dc16197ff41e1ac53cfb791ababb54ea5"`
[INFO] running `"docker" "rm" "-f" "8edcb996c4d4d10091fc8d3460497f9dc16197ff41e1ac53cfb791ababb54ea5"`
[INFO] [stdout] 8edcb996c4d4d10091fc8d3460497f9dc16197ff41e1ac53cfb791ababb54ea5