[INFO] cloning repository https://github.com/entity100011/browser-presence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/entity100011/browser-presence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity100011%2Fbrowser-presence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity100011%2Fbrowser-presence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a99e0b175a9907379700be8c509ecabc4f62775
[INFO] checking entity100011/browser-presence against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentity100011%2Fbrowser-presence" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/entity100011/browser-presence on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/entity100011/browser-presence
[INFO] finished tweaking git repo https://github.com/entity100011/browser-presence
[INFO] tweaked toml for git repo https://github.com/entity100011/browser-presence written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/entity100011/browser-presence already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] b3466bfc82f9f1d2b03396af8723068ebba35c8a2d881957f495a9e5cea0250f
[INFO] running `Command { std: "docker" "start" "-a" "b3466bfc82f9f1d2b03396af8723068ebba35c8a2d881957f495a9e5cea0250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3466bfc82f9f1d2b03396af8723068ebba35c8a2d881957f495a9e5cea0250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3466bfc82f9f1d2b03396af8723068ebba35c8a2d881957f495a9e5cea0250f", kill_on_drop: false }`
[INFO] [stdout] b3466bfc82f9f1d2b03396af8723068ebba35c8a2d881957f495a9e5cea0250f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab917b1e7007f7f8fcfa513d81e7afd953f662be6ec83b9479ccf41937d4a837
[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" "ab917b1e7007f7f8fcfa513d81e7afd953f662be6ec83b9479ccf41937d4a837", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking ws v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking discord-rpc-client v0.3.0
[INFO] [stderr]     Checking browser-presence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "ab917b1e7007f7f8fcfa513d81e7afd953f662be6ec83b9479ccf41937d4a837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab917b1e7007f7f8fcfa513d81e7afd953f662be6ec83b9479ccf41937d4a837", kill_on_drop: false }`
[INFO] [stdout] ab917b1e7007f7f8fcfa513d81e7afd953f662be6ec83b9479ccf41937d4a837