[INFO] cloning repository https://github.com/ddddddO/rstl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddddddO/rstl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FddddddO%2Frstl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FddddddO%2Frstl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb7c73f4051e3ae890be2b3ad9ab6351a1140990
[INFO] testing ddddddO/rstl against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FddddddO%2Frstl" "/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/ddddddO/rstl on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddddddO/rstl
[INFO] finished tweaking git repo https://github.com/ddddddO/rstl
[INFO] tweaked toml for git repo https://github.com/ddddddO/rstl written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ddddddO/rstl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] b3e486388e63fd2ed81d00e8070e2b53cdbb724c71bf42341fd2cc5e1d8d5c6e
[INFO] running `Command { std: "docker" "start" "-a" "b3e486388e63fd2ed81d00e8070e2b53cdbb724c71bf42341fd2cc5e1d8d5c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e486388e63fd2ed81d00e8070e2b53cdbb724c71bf42341fd2cc5e1d8d5c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e486388e63fd2ed81d00e8070e2b53cdbb724c71bf42341fd2cc5e1d8d5c6e", kill_on_drop: false }`
[INFO] [stdout] b3e486388e63fd2ed81d00e8070e2b53cdbb724c71bf42341fd2cc5e1d8d5c6e
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] cbb9772ffda7997a340af942440444a2255d1eb1d7979923f6fe7fb14f0f5214
[INFO] running `Command { std: "docker" "start" "-a" "cbb9772ffda7997a340af942440444a2255d1eb1d7979923f6fe7fb14f0f5214", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.09s
[INFO] running `Command { std: "docker" "inspect" "cbb9772ffda7997a340af942440444a2255d1eb1d7979923f6fe7fb14f0f5214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb9772ffda7997a340af942440444a2255d1eb1d7979923f6fe7fb14f0f5214", kill_on_drop: false }`
[INFO] [stdout] cbb9772ffda7997a340af942440444a2255d1eb1d7979923f6fe7fb14f0f5214
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06117d649aec62a3f8f99c162732f0180303ae26c32e51a7652f4c405973bfcc
[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" "06117d649aec62a3f8f99c162732f0180303ae26c32e51a7652f4c405973bfcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "06117d649aec62a3f8f99c162732f0180303ae26c32e51a7652f4c405973bfcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06117d649aec62a3f8f99c162732f0180303ae26c32e51a7652f4c405973bfcc", kill_on_drop: false }`
[INFO] [stdout] 06117d649aec62a3f8f99c162732f0180303ae26c32e51a7652f4c405973bfcc
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6d90d8ba9adfe73fb074464303fbb1a7789c111918c65a8aff30a8b7fb7d83f
[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" "c6d90d8ba9adfe73fb074464303fbb1a7789c111918c65a8aff30a8b7fb7d83f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rstl` (bin "rstl" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rstl-420afb6868866e1e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6d90d8ba9adfe73fb074464303fbb1a7789c111918c65a8aff30a8b7fb7d83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d90d8ba9adfe73fb074464303fbb1a7789c111918c65a8aff30a8b7fb7d83f", kill_on_drop: false }`
[INFO] [stdout] c6d90d8ba9adfe73fb074464303fbb1a7789c111918c65a8aff30a8b7fb7d83f