[INFO] cloning repository https://github.com/grigoryk/toy8080
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grigoryk/toy8080" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Ftoy8080", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Ftoy8080'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bf6e16a104f73325f762d67722f5662ef9c2fa3
[INFO] checking grigoryk/toy8080 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigoryk%2Ftoy8080" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grigoryk/toy8080 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grigoryk/toy8080
[INFO] finished tweaking git repo https://github.com/grigoryk/toy8080
[INFO] tweaked toml for git repo https://github.com/grigoryk/toy8080 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/grigoryk/toy8080 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d96d2a73edbc4dea0264deabf0dabd14334cbb48c125f6ae70bbd61a9f77310
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d96d2a73edbc4dea0264deabf0dabd14334cbb48c125f6ae70bbd61a9f77310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d96d2a73edbc4dea0264deabf0dabd14334cbb48c125f6ae70bbd61a9f77310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d96d2a73edbc4dea0264deabf0dabd14334cbb48c125f6ae70bbd61a9f77310", kill_on_drop: false }`
[INFO] [stdout] 2d96d2a73edbc4dea0264deabf0dabd14334cbb48c125f6ae70bbd61a9f77310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4853e70662dcaa4efaf4664c64798136b243387cd3d7d2c2555afdc3b87b677
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4853e70662dcaa4efaf4664c64798136b243387cd3d7d2c2555afdc3b87b677", kill_on_drop: false }`
[INFO] [stderr]     Checking toy8080 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `A`
[INFO] [stdout]  --> src/state.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `B`
[INFO] [stdout]  --> src/state.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `C`
[INFO] [stdout]  --> src/state.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |           ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `D`
[INFO] [stdout]  --> src/state.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |              ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `E`
[INFO] [stdout]  --> src/state.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `H`
[INFO] [stdout]  --> src/state.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                    ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `L`
[INFO] [stdout]  --> src/state.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Di`
[INFO] [stdout]   --> src/instructions.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Di, // special
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unused`
[INFO] [stdout]   --> src/instructions.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     Unused, // ???
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `A`
[INFO] [stdout]  --> src/state.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `B`
[INFO] [stdout]  --> src/state.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `C`
[INFO] [stdout]  --> src/state.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |           ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `D`
[INFO] [stdout]  --> src/state.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |              ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `E`
[INFO] [stdout]  --> src/state.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `H`
[INFO] [stdout]  --> src/state.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                    ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `L`
[INFO] [stdout]  --> src/state.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |     A, B, C, D, E, H, L
[INFO] [stdout]   |                       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Di`
[INFO] [stdout]   --> src/instructions.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Di, // special
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unused`
[INFO] [stdout]   --> src/instructions.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     Unused, // ???
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "a4853e70662dcaa4efaf4664c64798136b243387cd3d7d2c2555afdc3b87b677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4853e70662dcaa4efaf4664c64798136b243387cd3d7d2c2555afdc3b87b677", kill_on_drop: false }`
[INFO] [stdout] a4853e70662dcaa4efaf4664c64798136b243387cd3d7d2c2555afdc3b87b677