[INFO] cloning repository https://github.com/Tethik/beepr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tethik/beepr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTethik%2Fbeepr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTethik%2Fbeepr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdb264e93875ad00f634df9d87370a60f083bac5
[INFO] checking Tethik/beepr against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTethik%2Fbeepr" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tethik/beepr on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tethik/beepr
[INFO] finished tweaking git repo https://github.com/Tethik/beepr
[INFO] tweaked toml for git repo https://github.com/Tethik/beepr written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Tethik/beepr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bd2c9a1a7bdabf4251d0a05b5f5e0f714c500b23f0648c1cd6d0ff2e91ef82f
[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" "5bd2c9a1a7bdabf4251d0a05b5f5e0f714c500b23f0648c1cd6d0ff2e91ef82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bd2c9a1a7bdabf4251d0a05b5f5e0f714c500b23f0648c1cd6d0ff2e91ef82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd2c9a1a7bdabf4251d0a05b5f5e0f714c500b23f0648c1cd6d0ff2e91ef82f", kill_on_drop: false }`
[INFO] [stdout] 5bd2c9a1a7bdabf4251d0a05b5f5e0f714c500b23f0648c1cd6d0ff2e91ef82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d699b01e0aab2befc02e4a27041a7497845510bc92842851e71dbf29a2c0ed44
[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" "d699b01e0aab2befc02e4a27041a7497845510bc92842851e71dbf29a2c0ed44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ears v0.3.5
[INFO] [stderr]    Compiling beepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libc v0.2.19
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> build.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         }}")};
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "d699b01e0aab2befc02e4a27041a7497845510bc92842851e71dbf29a2c0ed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d699b01e0aab2befc02e4a27041a7497845510bc92842851e71dbf29a2c0ed44", kill_on_drop: false }`
[INFO] [stdout] d699b01e0aab2befc02e4a27041a7497845510bc92842851e71dbf29a2c0ed44