[INFO] cloning repository https://github.com/jacobleeharris/libTwisted
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobleeharris/libTwisted" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobleeharris%2FlibTwisted", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobleeharris%2FlibTwisted'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3b3ee90a59be2595e2e23e24a864bdf612efb06
[INFO] checking jacobleeharris/libTwisted against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobleeharris%2FlibTwisted" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacobleeharris/libTwisted
[INFO] finished tweaking git repo https://github.com/jacobleeharris/libTwisted
[INFO] tweaked toml for git repo https://github.com/jacobleeharris/libTwisted written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacobleeharris/libTwisted on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacobleeharris/libTwisted already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking jacobleeharris/libTwisted against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobleeharris%2FlibTwisted" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacobleeharris/libTwisted
[INFO] finished tweaking git repo https://github.com/jacobleeharris/libTwisted
[INFO] tweaked toml for git repo https://github.com/jacobleeharris/libTwisted written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacobleeharris/libTwisted on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacobleeharris/libTwisted already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcb07107b1c6476fa59e2d48f70005c4cdc77ea48443fc109ca2520e3055eea3
[INFO] running `Command { std: "docker" "start" "-a" "dcb07107b1c6476fa59e2d48f70005c4cdc77ea48443fc109ca2520e3055eea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcb07107b1c6476fa59e2d48f70005c4cdc77ea48443fc109ca2520e3055eea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb07107b1c6476fa59e2d48f70005c4cdc77ea48443fc109ca2520e3055eea3", kill_on_drop: false }`
[INFO] [stdout] dcb07107b1c6476fa59e2d48f70005c4cdc77ea48443fc109ca2520e3055eea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98f06bf4d996bb76f8fcebecee4d0b210fce562a863e609d85c813750ab12e7b
[INFO] running `Command { std: "docker" "start" "-a" "98f06bf4d996bb76f8fcebecee4d0b210fce562a863e609d85c813750ab12e7b", kill_on_drop: false }`
[INFO] [stderr]     Checking libTwisted v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `count` and `textures` are never read
[INFO] [stdout]  --> src/black/rtx.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RTXFile {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 4 |     count: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     textures: Vec<RTXTextures>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected` and `found` are never read
[INFO] [stdout]   --> src/black/zip.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HeaderMismatch { expected: u32, found: u32 },
[INFO] [stdout]    |     --------------   ^^^^^^^^       ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZipError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected` and `found` are never read
[INFO] [stdout]   --> src/black/zip.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |     FileSizeMismatch { expected: u32, found: u32 },
[INFO] [stdout]    |     ----------------   ^^^^^^^^       ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZipError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `libTwisted` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `lib_twisted`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `count` and `textures` are never read
[INFO] [stdout]  --> src/black/rtx.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RTXFile {
[INFO] [stdout]   |            ------- fields in this struct
[INFO] [stdout] 4 |     count: u32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     textures: Vec<RTXTextures>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected` and `found` are never read
[INFO] [stdout]   --> src/black/zip.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     HeaderMismatch { expected: u32, found: u32 },
[INFO] [stdout]    |     --------------   ^^^^^^^^       ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZipError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected` and `found` are never read
[INFO] [stdout]   --> src/black/zip.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |     FileSizeMismatch { expected: u32, found: u32 },
[INFO] [stdout]    |     ----------------   ^^^^^^^^       ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZipError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "98f06bf4d996bb76f8fcebecee4d0b210fce562a863e609d85c813750ab12e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f06bf4d996bb76f8fcebecee4d0b210fce562a863e609d85c813750ab12e7b", kill_on_drop: false }`
[INFO] [stdout] 98f06bf4d996bb76f8fcebecee4d0b210fce562a863e609d85c813750ab12e7b