[INFO] cloning repository https://github.com/alevy/nixlify
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alevy/nixlify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fnixlify", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fnixlify'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af0df164d53761ec6e5f58a41ccc2e1dc0921e35
[INFO] checking alevy/nixlify against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falevy%2Fnixlify" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alevy/nixlify 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 git repo https://github.com/alevy/nixlify
[INFO] finished tweaking git repo https://github.com/alevy/nixlify
[INFO] tweaked toml for git repo https://github.com/alevy/nixlify written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alevy/nixlify 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.13
[INFO] [stderr]   Downloaded syn v1.0.40
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be9cd18a5dfd917601bf9aa4b1f9ad5d7261821f4747b6fbc36b15eefbdc33ee
[INFO] running `Command { std: "docker" "start" "-a" "be9cd18a5dfd917601bf9aa4b1f9ad5d7261821f4747b6fbc36b15eefbdc33ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be9cd18a5dfd917601bf9aa4b1f9ad5d7261821f4747b6fbc36b15eefbdc33ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9cd18a5dfd917601bf9aa4b1f9ad5d7261821f4747b6fbc36b15eefbdc33ee", kill_on_drop: false }`
[INFO] [stdout] be9cd18a5dfd917601bf9aa4b1f9ad5d7261821f4747b6fbc36b15eefbdc33ee
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a6a573ec81190bf48ffbe8c60ab26a691fc77768ccd7a3cdc1db8911bfe9fa8
[INFO] running `Command { std: "docker" "start" "-a" "7a6a573ec81190bf48ffbe8c60ab26a691fc77768ccd7a3cdc1db8911bfe9fa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking deplorable v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "7a6a573ec81190bf48ffbe8c60ab26a691fc77768ccd7a3cdc1db8911bfe9fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6a573ec81190bf48ffbe8c60ab26a691fc77768ccd7a3cdc1db8911bfe9fa8", kill_on_drop: false }`
[INFO] [stdout] 7a6a573ec81190bf48ffbe8c60ab26a691fc77768ccd7a3cdc1db8911bfe9fa8