[INFO] cloning repository https://github.com/cwenck/discord-server-manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwenck/discord-server-manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwenck%2Fdiscord-server-manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwenck%2Fdiscord-server-manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7f65a551afd0f0245e448243f4c147661e70e20
[INFO] checking cwenck/discord-server-manager against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwenck%2Fdiscord-server-manager" "/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/cwenck/discord-server-manager on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cwenck/discord-server-manager
[INFO] finished tweaking git repo https://github.com/cwenck/discord-server-manager
[INFO] tweaked toml for git repo https://github.com/cwenck/discord-server-manager written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cwenck/discord-server-manager already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d65c2c7fbd7d7612f41b7205182cdf39a72459c4867c2a4eb7e23d5c7823cc0e
[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" "d65c2c7fbd7d7612f41b7205182cdf39a72459c4867c2a4eb7e23d5c7823cc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d65c2c7fbd7d7612f41b7205182cdf39a72459c4867c2a4eb7e23d5c7823cc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65c2c7fbd7d7612f41b7205182cdf39a72459c4867c2a4eb7e23d5c7823cc0e", kill_on_drop: false }`
[INFO] [stdout] d65c2c7fbd7d7612f41b7205182cdf39a72459c4867c2a4eb7e23d5c7823cc0e
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 745fe81eba22597f4a29d446763d0233e224289b4ace5443860f6bdb64ab7bfa
[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" "745fe81eba22597f4a29d446763d0233e224289b4ace5443860f6bdb64ab7bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling serenity v0.9.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking env_logger v0.8.1
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking async-tungstenite v0.9.3
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking discord-server-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.66s
[INFO] running `Command { std: "docker" "inspect" "745fe81eba22597f4a29d446763d0233e224289b4ace5443860f6bdb64ab7bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745fe81eba22597f4a29d446763d0233e224289b4ace5443860f6bdb64ab7bfa", kill_on_drop: false }`
[INFO] [stdout] 745fe81eba22597f4a29d446763d0233e224289b4ace5443860f6bdb64ab7bfa