[INFO] cloning repository https://github.com/whiterasbk/rust-mider
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whiterasbk/rust-mider" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhiterasbk%2Frust-mider", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhiterasbk%2Frust-mider'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 533b264c976b42d8b96f0ac6559c1c8b8c20859f
[INFO] checking whiterasbk/rust-mider against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhiterasbk%2Frust-mider" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whiterasbk/rust-mider on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whiterasbk/rust-mider
[INFO] finished tweaking git repo https://github.com/whiterasbk/rust-mider
[INFO] tweaked toml for git repo https://github.com/whiterasbk/rust-mider written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/whiterasbk/rust-mider 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "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
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking whiterasbk/rust-mider against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhiterasbk%2Frust-mider" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whiterasbk/rust-mider on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whiterasbk/rust-mider
[INFO] finished tweaking git repo https://github.com/whiterasbk/rust-mider
[INFO] tweaked toml for git repo https://github.com/whiterasbk/rust-mider written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/whiterasbk/rust-mider 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f30a509b4a694feafedc35cbe9524a4cb935e30182c0a8f2b670bccf54d4e0f
[INFO] running `Command { std: "docker" "start" "-a" "6f30a509b4a694feafedc35cbe9524a4cb935e30182c0a8f2b670bccf54d4e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f30a509b4a694feafedc35cbe9524a4cb935e30182c0a8f2b670bccf54d4e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f30a509b4a694feafedc35cbe9524a4cb935e30182c0a8f2b670bccf54d4e0f", kill_on_drop: false }`
[INFO] [stdout] 6f30a509b4a694feafedc35cbe9524a4cb935e30182c0a8f2b670bccf54d4e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4da15a6366b88a5c64eef5a0dcfd95efc1751cf3da2c2f0ed6cd3672fe743085
[INFO] running `Command { std: "docker" "start" "-a" "4da15a6366b88a5c64eef5a0dcfd95efc1751cf3da2c2f0ed6cd3672fe743085", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-mider v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `byte` should have an upper camel case name
[INFO] [stdout]  --> src/midi/constance/mod.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) type byte = u8;
[INFO] [stdout]   |                 ^^^^ help: convert the identifier to upper camel case: `Byte`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `byte` should have an upper camel case name
[INFO] [stdout]  --> src/midi/constance/mod.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) type byte = u8;
[INFO] [stdout]   |                 ^^^^ help: convert the identifier to upper camel case: `Byte`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[u8]` cannot be indexed by `u32`
[INFO] [stdout]   --> src/midi/file.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |             bytes[pointer];
[INFO] [stdout]    |                   ^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<[u8]>` is not implemented for `u32`, which is required by `Vec<u8>: Index<_>`
[INFO] [stdout]    = help: the trait `SliceIndex<[u8]>` is implemented for `usize`
[INFO] [stdout]    = help: for that trait implementation, expected `usize`, found `u32`
[INFO] [stdout]    = note: required for `Vec<u8>` to implement `Index<u32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the type `[u8]` cannot be indexed by `u32`
[INFO] [stdout]   --> src/midi/file.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |             bytes[pointer];
[INFO] [stdout]    |                   ^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `SliceIndex<[u8]>` is not implemented for `u32`, which is required by `Vec<u8>: Index<_>`
[INFO] [stdout]    = help: the trait `SliceIndex<[u8]>` is implemented for `usize`
[INFO] [stdout]    = help: for that trait implementation, expected `usize`, found `u32`
[INFO] [stdout]    = note: required for `Vec<u8>` to implement `Index<u32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0606]: casting `&usize` as `u32` is invalid
[INFO] [stdout]   --> src/midi/file.rs:80:26
[INFO] [stdout]    |
[INFO] [stdout] 80 |             if pointer > &bytes.len() as u32 {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unneeded borrow
[INFO] [stdout]    |
[INFO] [stdout] 80 -             if pointer > &bytes.len() as u32 {
[INFO] [stdout] 80 +             if pointer > bytes.len() as u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0606]: casting `&usize` as `u32` is invalid
[INFO] [stdout]   --> src/midi/file.rs:80:26
[INFO] [stdout]    |
[INFO] [stdout] 80 |             if pointer > &bytes.len() as u32 {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unneeded borrow
[INFO] [stdout]    |
[INFO] [stdout] 80 -             if pointer > &bytes.len() as u32 {
[INFO] [stdout] 80 +             if pointer > bytes.len() as u32 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capacity`
[INFO] [stdout]   --> src/midi/file.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let capacity = 4 + 4 + seclen;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capacity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capacity`
[INFO] [stdout]   --> src/midi/file.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let capacity = 4 + 4 + seclen;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capacity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u0`
[INFO] [stdout]   --> src/midi/util/array.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let u0 = 0u8;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_u0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u0`
[INFO] [stdout]   --> src/midi/util/array.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let u0 = 0u8;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_u0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0606.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0606.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-mider` (bin "rust-mider" test) due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-mider` (bin "rust-mider") due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4da15a6366b88a5c64eef5a0dcfd95efc1751cf3da2c2f0ed6cd3672fe743085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4da15a6366b88a5c64eef5a0dcfd95efc1751cf3da2c2f0ed6cd3672fe743085", kill_on_drop: false }`
[INFO] [stdout] 4da15a6366b88a5c64eef5a0dcfd95efc1751cf3da2c2f0ed6cd3672fe743085
