[INFO] cloning repository https://github.com/nelsbrock/wordfind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nelsbrock/wordfind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fwordfind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fwordfind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd608205b4c035d122b8b6e99745065e86bc29c9
[INFO] checking nelsbrock/wordfind against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fwordfind" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nelsbrock/wordfind on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nelsbrock/wordfind
[INFO] finished tweaking git repo https://github.com/nelsbrock/wordfind
[INFO] tweaked toml for git repo https://github.com/nelsbrock/wordfind written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nelsbrock/wordfind already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd580c7efaeb86b6bda725e6a0d745aa67c440cae0a81e1d37fc0168c2fd3445
[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" "dd580c7efaeb86b6bda725e6a0d745aa67c440cae0a81e1d37fc0168c2fd3445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd580c7efaeb86b6bda725e6a0d745aa67c440cae0a81e1d37fc0168c2fd3445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd580c7efaeb86b6bda725e6a0d745aa67c440cae0a81e1d37fc0168c2fd3445", kill_on_drop: false }`
[INFO] [stdout] dd580c7efaeb86b6bda725e6a0d745aa67c440cae0a81e1d37fc0168c2fd3445
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e8a8151b0fc640a3387c6bb542b1546b8628df822cc006192306a222723aaeb
[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" "0e8a8151b0fc640a3387c6bb542b1546b8628df822cc006192306a222723aaeb", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]     Checking wordfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "0e8a8151b0fc640a3387c6bb542b1546b8628df822cc006192306a222723aaeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8a8151b0fc640a3387c6bb542b1546b8628df822cc006192306a222723aaeb", kill_on_drop: false }`
[INFO] [stdout] 0e8a8151b0fc640a3387c6bb542b1546b8628df822cc006192306a222723aaeb