[INFO] cloning repository https://github.com/peat/enigmatic
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peat/enigmatic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeat%2Fenigmatic"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeat%2Fenigmatic'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ef801be90154cf5267314b145ba3d27a38cd0bca
[INFO] checking peat/enigmatic against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeat%2Fenigmatic" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peat/enigmatic on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peat/enigmatic
[INFO] finished tweaking git repo https://github.com/peat/enigmatic
[INFO] tweaked toml for git repo https://github.com/peat/enigmatic written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/peat/enigmatic already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 48f3650538aba3a10e158bf43f480f639a209c15d1093d69572cc6fa2526ce1f
[INFO] running `"docker" "start" "-a" "48f3650538aba3a10e158bf43f480f639a209c15d1093d69572cc6fa2526ce1f"`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking enigmatic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cipher.rs:203:31
[INFO] [stderr]     |
[INFO] [stderr] 203 |     fn directed_roundtrip(s: &DirectedCipher<usize>, v: usize) -> bool {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DirectedCipher<usize>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `"docker" "inspect" "48f3650538aba3a10e158bf43f480f639a209c15d1093d69572cc6fa2526ce1f"`
[INFO] running `"docker" "rm" "-f" "48f3650538aba3a10e158bf43f480f639a209c15d1093d69572cc6fa2526ce1f"`
[INFO] [stdout] 48f3650538aba3a10e158bf43f480f639a209c15d1093d69572cc6fa2526ce1f