[INFO] cloning repository https://github.com/icewind1991/wifi-prometheus-exporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icewind1991/wifi-prometheus-exporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fwifi-prometheus-exporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fwifi-prometheus-exporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c0e6994f0ba381f3ed79fa2deca72cbf56d9779
[INFO] checking icewind1991/wifi-prometheus-exporter against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fwifi-prometheus-exporter" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icewind1991/wifi-prometheus-exporter on toolchain 2e5723137b2b88368d018b262a0a823a1423131b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/icewind1991/wifi-prometheus-exporter
[INFO] finished tweaking git repo https://github.com/icewind1991/wifi-prometheus-exporter
[INFO] tweaked toml for git repo https://github.com/icewind1991/wifi-prometheus-exporter written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/icewind1991/wifi-prometheus-exporter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "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] b9001c4cf93bd63a730f616c7ff7e3041ec6a9afdc6c9e044fe4a9e4bc682c50
[INFO] running `Command { std: "docker" "start" "-a" "b9001c4cf93bd63a730f616c7ff7e3041ec6a9afdc6c9e044fe4a9e4bc682c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9001c4cf93bd63a730f616c7ff7e3041ec6a9afdc6c9e044fe4a9e4bc682c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9001c4cf93bd63a730f616c7ff7e3041ec6a9afdc6c9e044fe4a9e4bc682c50", kill_on_drop: false }`
[INFO] [stdout] b9001c4cf93bd63a730f616c7ff7e3041ec6a9afdc6c9e044fe4a9e4bc682c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+2e5723137b2b88368d018b262a0a823a1423131b" "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] f94f9e12ef2338846c9f5298696986481e69690f103aa9800db8945fc9640a5e
[INFO] running `Command { std: "docker" "start" "-a" "f94f9e12ef2338846c9f5298696986481e69690f103aa9800db8945fc9640a5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking main_error v0.1.0
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.14
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking headers v0.3.1
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking ssh2 v0.7.1
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking warp v0.2.1
[INFO] [stderr]     Checking wifi-prometheus-exporter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.83s
[INFO] running `Command { std: "docker" "inspect" "f94f9e12ef2338846c9f5298696986481e69690f103aa9800db8945fc9640a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94f9e12ef2338846c9f5298696986481e69690f103aa9800db8945fc9640a5e", kill_on_drop: false }`
[INFO] [stdout] f94f9e12ef2338846c9f5298696986481e69690f103aa9800db8945fc9640a5e