[INFO] cloning repository https://github.com/7db9a/ls-key
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7db9a/ls-key" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7db9a%2Fls-key", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7db9a%2Fls-key'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 893f420c21dd91c2a192da678af87807ed239d70
[INFO] checking 7db9a/ls-key against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7db9a%2Fls-key" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/7db9a/ls-key on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/7db9a/ls-key
[INFO] finished tweaking git repo https://github.com/7db9a/ls-key
[INFO] tweaked toml for git repo https://github.com/7db9a/ls-key written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/7db9a/ls-key already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuzzy-matcher v0.3.4
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded easy-hasher v2.1.1
[INFO] [stderr]   Downloaded xdotool v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8a4234268514e68c24fc063da9a9962a7f0eed23fa8a8bfd716d285a2c22507
[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" "f8a4234268514e68c24fc063da9a9962a7f0eed23fa8a8bfd716d285a2c22507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8a4234268514e68c24fc063da9a9962a7f0eed23fa8a8bfd716d285a2c22507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a4234268514e68c24fc063da9a9962a7f0eed23fa8a8bfd716d285a2c22507", kill_on_drop: false }`
[INFO] [stdout] f8a4234268514e68c24fc063da9a9962a7f0eed23fa8a8bfd716d285a2c22507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c22a8ed395b5d8fb0c0a4eb7d0ed39c48bcb341c918ab334e9e45de91e3230d
[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" "3c22a8ed395b5d8fb0c0a4eb7d0ed39c48bcb341c918ab334e9e45de91e3230d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking crc8 v0.1.1
[INFO] [stderr]     Checking xdotool v0.0.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking seahorse v0.7.1
[INFO] [stderr]     Checking cmd_lib v0.7.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking term_grid v0.1.7
[INFO] [stderr]     Checking fuzzy-matcher v0.3.4
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking md2 v0.8.0
[INFO] [stderr]     Checking md4 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking easy-hasher v2.1.1
[INFO] [stderr]     Checking lsk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `Command { std: "docker" "inspect" "3c22a8ed395b5d8fb0c0a4eb7d0ed39c48bcb341c918ab334e9e45de91e3230d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c22a8ed395b5d8fb0c0a4eb7d0ed39c48bcb341c918ab334e9e45de91e3230d", kill_on_drop: false }`
[INFO] [stdout] 3c22a8ed395b5d8fb0c0a4eb7d0ed39c48bcb341c918ab334e9e45de91e3230d