[INFO] cloning repository https://github.com/nilern/Kyy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilern/Kyy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FKyy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FKyy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6e42fa584dea822f7e9f504d9777ece4cae1a6a
[INFO] checking nilern/Kyy against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilern%2FKyy" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilern/Kyy 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/nilern/Kyy
[INFO] finished tweaking git repo https://github.com/nilern/Kyy
[INFO] tweaked toml for git repo https://github.com/nilern/Kyy written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/nilern/Kyy 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8aa129a6ab6a2a7acc5a1bd86b788afac4c32d7b59a59b41f94448220007ba5
[INFO] running `Command { std: "docker" "start" "-a" "b8aa129a6ab6a2a7acc5a1bd86b788afac4c32d7b59a59b41f94448220007ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8aa129a6ab6a2a7acc5a1bd86b788afac4c32d7b59a59b41f94448220007ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8aa129a6ab6a2a7acc5a1bd86b788afac4c32d7b59a59b41f94448220007ba5", kill_on_drop: false }`
[INFO] [stdout] b8aa129a6ab6a2a7acc5a1bd86b788afac4c32d7b59a59b41f94448220007ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] bdaf2b578da098661e865552b8ffa195ef7f0d579ee02834b14229c462e77f6f
[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" "bdaf2b578da098661e865552b8ffa195ef7f0d579ee02834b14229c462e77f6f", kill_on_drop: false }`
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking kyy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `starts_operator`
[INFO] [stdout]   --> src/lexer.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn starts_operator(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `starts_operator`
[INFO] [stdout]   --> src/lexer.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn starts_operator(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 10.11s
[INFO] running `Command { std: "docker" "inspect" "bdaf2b578da098661e865552b8ffa195ef7f0d579ee02834b14229c462e77f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdaf2b578da098661e865552b8ffa195ef7f0d579ee02834b14229c462e77f6f", kill_on_drop: false }`
[INFO] [stdout] bdaf2b578da098661e865552b8ffa195ef7f0d579ee02834b14229c462e77f6f