[INFO] cloning repository https://github.com/KenanSulayman/blyat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KenanSulayman/blyat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenanSulayman%2Fblyat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenanSulayman%2Fblyat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97d6410e973d65fe6a8be1b5bf1d4cbdeb604f42
[INFO] checking KenanSulayman/blyat against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKenanSulayman%2Fblyat" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KenanSulayman/blyat on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KenanSulayman/blyat
[INFO] finished tweaking git repo https://github.com/KenanSulayman/blyat
[INFO] tweaked toml for git repo https://github.com/KenanSulayman/blyat written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/KenanSulayman/blyat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] e2aa16cef5392d6f20a369748432014def54dbca8399703b4f593aae176c5805
[INFO] running `Command { std: "docker" "start" "-a" "e2aa16cef5392d6f20a369748432014def54dbca8399703b4f593aae176c5805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2aa16cef5392d6f20a369748432014def54dbca8399703b4f593aae176c5805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2aa16cef5392d6f20a369748432014def54dbca8399703b4f593aae176c5805", kill_on_drop: false }`
[INFO] [stdout] e2aa16cef5392d6f20a369748432014def54dbca8399703b4f593aae176c5805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] d1ffbe83c705a722ce59332c0e7aa54702db02b89237aea6f8792e7a1b288997
[INFO] running `Command { std: "docker" "start" "-a" "d1ffbe83c705a722ce59332c0e7aa54702db02b89237aea6f8792e7a1b288997", kill_on_drop: false }`
[INFO] [stderr]    Compiling blyat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RefCell`, `time::Duration`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         RefCell
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell`, `time::Duration`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         RefCell
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     time::Duration,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "d1ffbe83c705a722ce59332c0e7aa54702db02b89237aea6f8792e7a1b288997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ffbe83c705a722ce59332c0e7aa54702db02b89237aea6f8792e7a1b288997", kill_on_drop: false }`
[INFO] [stdout] d1ffbe83c705a722ce59332c0e7aa54702db02b89237aea6f8792e7a1b288997