[INFO] cloning repository https://github.com/smitec/gb-emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smitec/gb-emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmitec%2Fgb-emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmitec%2Fgb-emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63f4abc82a972a6b18bbcad2c976b613cca650da
[INFO] checking smitec/gb-emu against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmitec%2Fgb-emu" "/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/smitec/gb-emu
[INFO] finished tweaking git repo https://github.com/smitec/gb-emu
[INFO] tweaked toml for git repo https://github.com/smitec/gb-emu written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smitec/gb-emu 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/smitec/gb-emu 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 smitec/gb-emu against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmitec%2Fgb-emu" "/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/smitec/gb-emu
[INFO] finished tweaking git repo https://github.com/smitec/gb-emu
[INFO] tweaked toml for git repo https://github.com/smitec/gb-emu written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smitec/gb-emu 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/smitec/gb-emu 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-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 996e1777a5e87cbae612f4d0b2c1902a7bb7e70ed29ea2152fba0d149b82f30a
[INFO] running `Command { std: "docker" "start" "-a" "996e1777a5e87cbae612f4d0b2c1902a7bb7e70ed29ea2152fba0d149b82f30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "996e1777a5e87cbae612f4d0b2c1902a7bb7e70ed29ea2152fba0d149b82f30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996e1777a5e87cbae612f4d0b2c1902a7bb7e70ed29ea2152fba0d149b82f30a", kill_on_drop: false }`
[INFO] [stdout] 996e1777a5e87cbae612f4d0b2c1902a7bb7e70ed29ea2152fba0d149b82f30a
[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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02055626091a2f9403cf5259e7709c91dbdfeb27c248bb4e3ff88ea0255e039b
[INFO] running `Command { std: "docker" "start" "-a" "02055626091a2f9403cf5259e7709c91dbdfeb27c248bb4e3ff88ea0255e039b", kill_on_drop: false }`
[INFO] [stderr]     Checking gb-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `flip` is never used
[INFO] [stdout]   --> src/helpers.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn flip(value: u8, bit: u8) -> u8 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip` is never used
[INFO] [stdout]   --> src/helpers.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn flip(value: u8, bit: u8) -> u8 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Set`, `Reset`, and `Swap` are never constructed
[INFO] [stdout]   --> src/instructions.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     Set(TargetRegister, u8),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     Reset(TargetRegister, u8),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Swap(TargetRegister),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Set`, `Reset`, and `Swap` are never constructed
[INFO] [stdout]   --> src/instructions.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     Set(TargetRegister, u8),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     Reset(TargetRegister, u8),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Swap(TargetRegister),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Logical` and `Rolling` are never constructed
[INFO] [stdout]   --> src/instructions.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum ShiftMode {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 38 |     Logical,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 39 |     Rolling,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ShiftMode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Logical` and `Rolling` are never constructed
[INFO] [stdout]   --> src/instructions.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum ShiftMode {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 38 |     Logical,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 39 |     Rolling,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ShiftMode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "02055626091a2f9403cf5259e7709c91dbdfeb27c248bb4e3ff88ea0255e039b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02055626091a2f9403cf5259e7709c91dbdfeb27c248bb4e3ff88ea0255e039b", kill_on_drop: false }`
[INFO] [stdout] 02055626091a2f9403cf5259e7709c91dbdfeb27c248bb4e3ff88ea0255e039b
