[INFO] cloning repository https://github.com/MasayaTahara/submodex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MasayaTahara/submodex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasayaTahara%2Fsubmodex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasayaTahara%2Fsubmodex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60d70e7ea8dea0df0335006ec7ea5fa0508fe797
[INFO] checking MasayaTahara/submodex against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasayaTahara%2Fsubmodex" "/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/MasayaTahara/submodex on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MasayaTahara/submodex
[INFO] finished tweaking git repo https://github.com/MasayaTahara/submodex
[INFO] tweaked toml for git repo https://github.com/MasayaTahara/submodex written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MasayaTahara/submodex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2fd826d7bd9bcd639d5baeaed77cf433bb55492e35cd5845550315293a7f820
[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" "e2fd826d7bd9bcd639d5baeaed77cf433bb55492e35cd5845550315293a7f820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2fd826d7bd9bcd639d5baeaed77cf433bb55492e35cd5845550315293a7f820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fd826d7bd9bcd639d5baeaed77cf433bb55492e35cd5845550315293a7f820", kill_on_drop: false }`
[INFO] [stdout] e2fd826d7bd9bcd639d5baeaed77cf433bb55492e35cd5845550315293a7f820
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec88f32c04dae5c4be7c5b00a11dbaddca36b4036bd3c398e2455b14f171c5b9
[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" "ec88f32c04dae5c4be7c5b00a11dbaddca36b4036bd3c398e2455b14f171c5b9", kill_on_drop: false }`
[INFO] [stderr]     Checking submodex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/site.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     id: i64,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/site.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     id: i64,
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "ec88f32c04dae5c4be7c5b00a11dbaddca36b4036bd3c398e2455b14f171c5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec88f32c04dae5c4be7c5b00a11dbaddca36b4036bd3c398e2455b14f171c5b9", kill_on_drop: false }`
[INFO] [stdout] ec88f32c04dae5c4be7c5b00a11dbaddca36b4036bd3c398e2455b14f171c5b9