[INFO] cloning repository https://github.com/mrbkap/bikemonkey2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrbkap/bikemonkey2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrbkap%2Fbikemonkey2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrbkap%2Fbikemonkey2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91081ccb7b83fd68ac4968f6722df1f01384f68a
[INFO] checking mrbkap/bikemonkey2 against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrbkap%2Fbikemonkey2" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrbkap/bikemonkey2 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/mrbkap/bikemonkey2
[INFO] finished tweaking git repo https://github.com/mrbkap/bikemonkey2
[INFO] tweaked toml for git repo https://github.com/mrbkap/bikemonkey2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mrbkap/bikemonkey2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7b85edde8ad9c0d70d57683df541d8c31973290b12ee3e14e1958d7665ee1e73
[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" "7b85edde8ad9c0d70d57683df541d8c31973290b12ee3e14e1958d7665ee1e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b85edde8ad9c0d70d57683df541d8c31973290b12ee3e14e1958d7665ee1e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b85edde8ad9c0d70d57683df541d8c31973290b12ee3e14e1958d7665ee1e73", kill_on_drop: false }`
[INFO] [stdout] 7b85edde8ad9c0d70d57683df541d8c31973290b12ee3e14e1958d7665ee1e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8409000f837232076e3cb666fa9ed9ae657fbd63abb6b5fa9cd1df2383a18d0
[INFO] running `Command { std: "docker" "start" "-a" "c8409000f837232076e3cb666fa9ed9ae657fbd63abb6b5fa9cd1df2383a18d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking bikemonkey2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:339:72
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Err(why) => panic!("couldn't open {}: {}", path.display(), why.description()),
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:339:72
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Err(why) => panic!("couldn't open {}: {}", path.display(), why.description()),
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.90s
[INFO] running `Command { std: "docker" "inspect" "c8409000f837232076e3cb666fa9ed9ae657fbd63abb6b5fa9cd1df2383a18d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8409000f837232076e3cb666fa9ed9ae657fbd63abb6b5fa9cd1df2383a18d0", kill_on_drop: false }`
[INFO] [stdout] c8409000f837232076e3cb666fa9ed9ae657fbd63abb6b5fa9cd1df2383a18d0