[INFO] cloning repository https://github.com/erik-hasse/chip-oxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erik-hasse/chip-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik-hasse%2Fchip-oxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik-hasse%2Fchip-oxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d4f3ce3bb68aaaee791dba739642390ccddbfe9
[INFO] checking erik-hasse/chip-oxide against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik-hasse%2Fchip-oxide" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/erik-hasse/chip-oxide
[INFO] finished tweaking git repo https://github.com/erik-hasse/chip-oxide
[INFO] tweaked toml for git repo https://github.com/erik-hasse/chip-oxide written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/erik-hasse/chip-oxide on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/erik-hasse/chip-oxide 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "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 erik-hasse/chip-oxide against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik-hasse%2Fchip-oxide" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/erik-hasse/chip-oxide
[INFO] finished tweaking git repo https://github.com/erik-hasse/chip-oxide
[INFO] tweaked toml for git repo https://github.com/erik-hasse/chip-oxide written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/erik-hasse/chip-oxide on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/erik-hasse/chip-oxide 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d139d9b3d8cb1b6303bd2d131b2c11f5537303eb11ba3e7f8ec72de2ad86e09
[INFO] running `Command { std: "docker" "start" "-a" "5d139d9b3d8cb1b6303bd2d131b2c11f5537303eb11ba3e7f8ec72de2ad86e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d139d9b3d8cb1b6303bd2d131b2c11f5537303eb11ba3e7f8ec72de2ad86e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d139d9b3d8cb1b6303bd2d131b2c11f5537303eb11ba3e7f8ec72de2ad86e09", kill_on_drop: false }`
[INFO] [stdout] 5d139d9b3d8cb1b6303bd2d131b2c11f5537303eb11ba3e7f8ec72de2ad86e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f8d97bb02f48bebac4ffa7b87ae2063c59a5fd4e5cb847671177c57690d374
[INFO] running `Command { std: "docker" "start" "-a" "d8f8d97bb02f48bebac4ffa7b87ae2063c59a5fd4e5cb847671177c57690d374", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chip_oxide v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/components.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RegisterI(pub u16);
[INFO] [stdout]   |            --------- ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `RegisterI` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RegisterVF(pub bool);
[INFO] [stdout]    |            ---------- ^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterVF` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct RegisterDelay(pub u8);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterDelay` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct RegisterSound(pub u8);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterSound` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Display(pub [[bool; 0x40]; 0x20]);
[INFO] [stdout]    |            ------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Display` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct StackPointer(pub u8);
[INFO] [stdout]    |            ------------ ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `StackPointer` 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 `register_i`, `register_vf`, `register_delay`, `register_sound`, and `stack_pointer` are never read
[INFO] [stdout]   --> src/components.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Chip {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub register_i: RegisterI,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 31 |     pub register_vf: RegisterVF,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 32 |     pub register_delay: RegisterDelay,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub register_sound: RegisterSound,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub stack_pointer: StackPointer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chip` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/components.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RegisterI(pub u16);
[INFO] [stdout]   |            --------- ^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `RegisterI` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct RegisterVF(pub bool);
[INFO] [stdout]    |            ---------- ^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterVF` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct RegisterDelay(pub u8);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterDelay` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct RegisterSound(pub u8);
[INFO] [stdout]    |            ------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `RegisterSound` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Display(pub [[bool; 0x40]; 0x20]);
[INFO] [stdout]    |            ------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Display` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/components.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct StackPointer(pub u8);
[INFO] [stdout]    |            ------------ ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `StackPointer` 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 `register_i`, `register_vf`, `register_delay`, `register_sound`, and `stack_pointer` are never read
[INFO] [stdout]   --> src/components.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Chip {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub register_i: RegisterI,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 31 |     pub register_vf: RegisterVF,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 32 |     pub register_delay: RegisterDelay,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     pub register_sound: RegisterSound,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub stack_pointer: StackPointer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chip` 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 2.10s
[INFO] running `Command { std: "docker" "inspect" "d8f8d97bb02f48bebac4ffa7b87ae2063c59a5fd4e5cb847671177c57690d374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f8d97bb02f48bebac4ffa7b87ae2063c59a5fd4e5cb847671177c57690d374", kill_on_drop: false }`
[INFO] [stdout] d8f8d97bb02f48bebac4ffa7b87ae2063c59a5fd4e5cb847671177c57690d374
