[INFO] updating cached repository https://github.com/katharostech/amethyst-ecs-benchmarks
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c718d53eb8e39c1c19254b64742331ed4e033ca
[INFO] checking katharostech/amethyst-ecs-benchmarks against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatharostech%2Famethyst-ecs-benchmarks" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katharostech/amethyst-ecs-benchmarks on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/katharostech/amethyst-ecs-benchmarks
[INFO] finished tweaking git repo https://github.com/katharostech/amethyst-ecs-benchmarks
[INFO] tweaked toml for git repo https://github.com/katharostech/amethyst-ecs-benchmarks written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/katharostech/amethyst-ecs-benchmarks already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] ace1f5747adbd4a839def001abf328e8a27560070bf3652172324217142fe1a8
[INFO] running `"docker" "start" "-a" "ace1f5747adbd4a839def001abf328e8a27560070bf3652172324217142fe1a8"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]     Checking easy_ffi v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking amethyst_error v0.2.0 (https://github.com/amethyst/amethyst#af3bf68a)
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling shred-derive v0.6.1
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling alga_derive v0.9.1
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling derive-new v0.5.7
[INFO] [stderr]     Checking shred v0.9.2
[INFO] [stderr]     Checking specs v0.15.0
[INFO] [stderr]     Checking specs-hierarchy v0.5.1
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking erased-serde v0.3.9
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking bstr v0.2.6
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking flame v0.2.1-pre (https://github.com/TyOverby/flame.git#ef090438)
[INFO] [stderr]    Compiling flame v0.2.2
[INFO] [stderr]     Checking legion v0.1.1 (https://github.com/katharostech/legion.git?branch=ktech-updates#e835e97b)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling flamer v0.3.0
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking amethyst_core v0.7.0 (https://github.com/amethyst/amethyst#af3bf68a)
[INFO] [stderr]     Checking amethyst-ecs-benchmarks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> benches/specs.rs:51:22
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 for (i, e) in ents.iter().enumerate() {
[INFO] [stderr]    |                      ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 04s
[INFO] running `"docker" "inspect" "ace1f5747adbd4a839def001abf328e8a27560070bf3652172324217142fe1a8"`
[INFO] running `"docker" "rm" "-f" "ace1f5747adbd4a839def001abf328e8a27560070bf3652172324217142fe1a8"`
[INFO] [stdout] ace1f5747adbd4a839def001abf328e8a27560070bf3652172324217142fe1a8