[INFO] cloning repository https://github.com/peguimasid/Rustlings-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peguimasid/Rustlings-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeguimasid%2FRustlings-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeguimasid%2FRustlings-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] beea06137737ac6fc08ab7e541cbefd7bede2b44
[INFO] testing peguimasid/Rustlings-exercises against 1.84.0 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeguimasid%2FRustlings-exercises" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peguimasid/Rustlings-exercises on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peguimasid/Rustlings-exercises
[INFO] finished tweaking git repo https://github.com/peguimasid/Rustlings-exercises
[INFO] tweaked toml for git repo https://github.com/peguimasid/Rustlings-exercises written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/peguimasid/Rustlings-exercises already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d93a3bb4a917091ed6847713f0d769be0e02f4870822ac91941fcfc2ee63496
[INFO] running `Command { std: "docker" "start" "-a" "2d93a3bb4a917091ed6847713f0d769be0e02f4870822ac91941fcfc2ee63496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d93a3bb4a917091ed6847713f0d769be0e02f4870822ac91941fcfc2ee63496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d93a3bb4a917091ed6847713f0d769be0e02f4870822ac91941fcfc2ee63496", kill_on_drop: false }`
[INFO] [stdout] 2d93a3bb4a917091ed6847713f0d769be0e02f4870822ac91941fcfc2ee63496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f7ff5993343e0e3b1ef7de559fd3f9e039fd13d6f761b87f4b0897840e44b4
[INFO] running `Command { std: "docker" "start" "-a" "59f7ff5993343e0e3b1ef7de559fd3f9e039fd13d6f761b87f4b0897840e44b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling argh_shared v0.1.5
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling argh_derive v0.1.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling argh v0.1.5
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling console v0.7.7
[INFO] [stderr]    Compiling indicatif v0.10.3
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stdout] error: failed to write /tmp/rustcQZhKoF/lib.rmeta: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "59f7ff5993343e0e3b1ef7de559fd3f9e039fd13d6f761b87f4b0897840e44b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f7ff5993343e0e3b1ef7de559fd3f9e039fd13d6f761b87f4b0897840e44b4", kill_on_drop: false }`
[INFO] [stdout] 59f7ff5993343e0e3b1ef7de559fd3f9e039fd13d6f761b87f4b0897840e44b4