[INFO] fetching crate enc_file 0.3.21...
[INFO] checking enc_file-0.3.21 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate enc_file 0.3.21 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate enc_file 0.3.21 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enc_file 0.3.21
[INFO] finished tweaking crates.io crate enc_file 0.3.21
[INFO] tweaked toml for crates.io crate enc_file 0.3.21 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate enc_file 0.3.21 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpufeatures v0.1.0
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded aes-gcm-siv v0.10.0
[INFO] [stderr]   Downloaded polyval v0.5.0
[INFO] [stderr]   Downloaded aead v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d2ee7a85976b043f7e30ce43d624e832bde54ad3385fbd7baa499332cc8b3de
[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" "6d2ee7a85976b043f7e30ce43d624e832bde54ad3385fbd7baa499332cc8b3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d2ee7a85976b043f7e30ce43d624e832bde54ad3385fbd7baa499332cc8b3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2ee7a85976b043f7e30ce43d624e832bde54ad3385fbd7baa499332cc8b3de", kill_on_drop: false }`
[INFO] [stdout] 6d2ee7a85976b043f7e30ce43d624e832bde54ad3385fbd7baa499332cc8b3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746df4cf72f078ca22d7b03981557311c4b7004d513d07b266558f16718e0df8
[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" "746df4cf72f078ca22d7b03981557311c4b7004d513d07b266558f16718e0df8", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking cpufeatures v0.1.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aead v0.4.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking aes v0.7.0
[INFO] [stderr]     Checking ctr v0.7.0
[INFO] [stderr]     Checking chacha20 v0.7.1
[INFO] [stderr]     Checking poly1305 v0.7.0
[INFO] [stderr]     Checking polyval v0.5.0
[INFO] [stderr]     Checking chacha20poly1305 v0.8.0
[INFO] [stderr]     Checking aes-gcm-siv v0.10.0
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking enc_file v0.3.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.76s
[INFO] running `Command { std: "docker" "inspect" "746df4cf72f078ca22d7b03981557311c4b7004d513d07b266558f16718e0df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746df4cf72f078ca22d7b03981557311c4b7004d513d07b266558f16718e0df8", kill_on_drop: false }`
[INFO] [stdout] 746df4cf72f078ca22d7b03981557311c4b7004d513d07b266558f16718e0df8