[INFO] cloning repository https://github.com/lilSpeedwagon/rust_cache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lilSpeedwagon/rust_cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlilSpeedwagon%2Frust_cache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlilSpeedwagon%2Frust_cache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b43b7fa1c9d1be716ece2dbef88e02d9a774e2f5
[INFO] checking lilSpeedwagon/rust_cache against try#b66808126f24f2f30898306a881e1676824ea80c for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlilSpeedwagon%2Frust_cache" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lilSpeedwagon/rust_cache
[INFO] finished tweaking git repo https://github.com/lilSpeedwagon/rust_cache
[INFO] tweaked toml for git repo https://github.com/lilSpeedwagon/rust_cache written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lilSpeedwagon/rust_cache on toolchain b66808126f24f2f30898306a881e1676824ea80c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lilSpeedwagon/rust_cache 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" "+b66808126f24f2f30898306a881e1676824ea80c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking lilSpeedwagon/rust_cache against try#b66808126f24f2f30898306a881e1676824ea80c for pr-133502-23
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlilSpeedwagon%2Frust_cache" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lilSpeedwagon/rust_cache
[INFO] finished tweaking git repo https://github.com/lilSpeedwagon/rust_cache
[INFO] tweaked toml for git repo https://github.com/lilSpeedwagon/rust_cache written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lilSpeedwagon/rust_cache on toolchain b66808126f24f2f30898306a881e1676824ea80c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lilSpeedwagon/rust_cache 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" "+b66808126f24f2f30898306a881e1676824ea80c" "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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93
[INFO] running `Command { std: "docker" "start" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93" "/opt/rustwide/cargo-home/bin/cargo" "+b66808126f24f2f30898306a881e1676824ea80c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/server/models.rs:7:50
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn read(reader: &mut dyn io::Read) -> Result<(Self), Box<dyn Error>> where Self: Sized;
[INFO] [stdout]   |                                                  ^    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -     fn read(reader: &mut dyn io::Read) -> Result<(Self), Box<dyn Error>> where Self: Sized;
[INFO] [stdout] 7 +     fn read(reader: &mut dyn io::Read) -> Result<Self, Box<dyn Error>> where Self: Sized;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/server/models.rs:7:50
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn read(reader: &mut dyn io::Read) -> Result<(Self), Box<dyn Error>> where Self: Sized;
[INFO] [stdout]   |                                                  ^    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -     fn read(reader: &mut dyn io::Read) -> Result<(Self), Box<dyn Error>> where Self: Sized;
[INFO] [stdout] 7 +     fn read(reader: &mut dyn io::Read) -> Result<Self, Box<dyn Error>> where Self: Sized;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Handler` is never used
[INFO] [stdout]  --> src/server/server.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Handler = fn(&mut TcpStream);
[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 `reserved1`, `checksum`, and `reserved2` are never read
[INFO] [stdout]   --> src/server/models.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct RequestHeader {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 14 |     pub proto_version: u8,
[INFO] [stdout] 15 |     reserved1: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     pub ops_count: u16,
[INFO] [stdout] 17 |     checksum: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     pub body_size: u32,
[INFO] [stdout] 19 |     reserved2: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1` and `reserved2` are never read
[INFO] [stdout]   --> src/server/models.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct RequestOperationHeader {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 57 |     pub op_code: u8,
[INFO] [stdout] 58 |     reserved1: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 59 |     reserved2: u16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/server/models.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub struct RequestOperation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 91 |     pub header: RequestOperationHeader,
[INFO] [stdout] 92 |     pub body: Vec<u8>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Handler` is never used
[INFO] [stdout]  --> src/server/server.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Handler = fn(&mut TcpStream);
[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 `reserved1`, `checksum`, and `reserved2` are never read
[INFO] [stdout]   --> src/server/models.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct RequestHeader {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 14 |     pub proto_version: u8,
[INFO] [stdout] 15 |     reserved1: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     pub ops_count: u16,
[INFO] [stdout] 17 |     checksum: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     pub body_size: u32,
[INFO] [stdout] 19 |     reserved2: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1` and `reserved2` are never read
[INFO] [stdout]   --> src/server/models.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct RequestOperationHeader {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 57 |     pub op_code: u8,
[INFO] [stdout] 58 |     reserved1: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 59 |     reserved2: u16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `body` is never read
[INFO] [stdout]   --> src/server/models.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub struct RequestOperation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 91 |     pub header: RequestOperationHeader,
[INFO] [stdout] 92 |     pub body: Vec<u8>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93", kill_on_drop: false }`
[INFO] [stdout] 8d1940488c082a6266fa9640233d6de8897f73fd483abf2d2aa9fed045129f93
