[INFO] fetching crate prototty_common 0.25.0...
[INFO] checking prototty_common-0.25.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate prototty_common 0.25.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prototty_common 0.25.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_common 0.25.0
[INFO] finished tweaking crates.io crate prototty_common 0.25.0
[INFO] tweaked toml for crates.io crate prototty_common 0.25.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 417ebb7b33a51259574a07cfcbf366e74b2b14ec03ef1e8f5d77a4ee7e9ef642
[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" "417ebb7b33a51259574a07cfcbf366e74b2b14ec03ef1e8f5d77a4ee7e9ef642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417ebb7b33a51259574a07cfcbf366e74b2b14ec03ef1e8f5d77a4ee7e9ef642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417ebb7b33a51259574a07cfcbf366e74b2b14ec03ef1e8f5d77a4ee7e9ef642", kill_on_drop: false }`
[INFO] [stdout] 417ebb7b33a51259574a07cfcbf366e74b2b14ec03ef1e8f5d77a4ee7e9ef642
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ef8b72c0e1f6eaee6d8399fb89c87424ce698669741dc6ed13c3440a083fb02
[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" "9ef8b72c0e1f6eaee6d8399fb89c87424ce698669741dc6ed13c3440a083fb02", kill_on_drop: false }`
[INFO] [stderr]     Checking coord_2d v0.2.25
[INFO] [stderr]     Checking prototty_input v0.25.0
[INFO] [stderr]     Checking prototty_render v0.25.0
[INFO] [stderr]     Checking prototty_common v0.25.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `num_lines`
[INFO] [stdout]  --> src/pager.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     num_lines: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `num_lines`
[INFO] [stdout]  --> src/pager.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     num_lines: usize,
[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 1.58s
[INFO] running `Command { std: "docker" "inspect" "9ef8b72c0e1f6eaee6d8399fb89c87424ce698669741dc6ed13c3440a083fb02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef8b72c0e1f6eaee6d8399fb89c87424ce698669741dc6ed13c3440a083fb02", kill_on_drop: false }`
[INFO] [stdout] 9ef8b72c0e1f6eaee6d8399fb89c87424ce698669741dc6ed13c3440a083fb02