[INFO] cloning repository https://github.com/devinrsmith/knucklebones
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devinrsmith/knucklebones" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevinrsmith%2Fknucklebones", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevinrsmith%2Fknucklebones'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6c90c836087b7f3a4d399f852093ba3fe2a83dd
[INFO] checking devinrsmith/knucklebones against try#50b21af28e291c419ae81eebcb7705fb4200dc90 for pr-135167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevinrsmith%2Fknucklebones" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devinrsmith/knucklebones on toolchain 50b21af28e291c419ae81eebcb7705fb4200dc90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devinrsmith/knucklebones
[INFO] finished tweaking git repo https://github.com/devinrsmith/knucklebones
[INFO] tweaked toml for git repo https://github.com/devinrsmith/knucklebones written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/devinrsmith/knucklebones 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" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "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 devinrsmith/knucklebones against try#50b21af28e291c419ae81eebcb7705fb4200dc90 for pr-135167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevinrsmith%2Fknucklebones" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devinrsmith/knucklebones on toolchain 50b21af28e291c419ae81eebcb7705fb4200dc90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devinrsmith/knucklebones
[INFO] finished tweaking git repo https://github.com/devinrsmith/knucklebones
[INFO] tweaked toml for git repo https://github.com/devinrsmith/knucklebones written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/devinrsmith/knucklebones 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" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eaaabac2d97b350644611da4a884ccfd6917f27a2598cbd8eebff4d06d95b39
[INFO] running `Command { std: "docker" "start" "-a" "1eaaabac2d97b350644611da4a884ccfd6917f27a2598cbd8eebff4d06d95b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eaaabac2d97b350644611da4a884ccfd6917f27a2598cbd8eebff4d06d95b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaaabac2d97b350644611da4a884ccfd6917f27a2598cbd8eebff4d06d95b39", kill_on_drop: false }`
[INFO] [stdout] 1eaaabac2d97b350644611da4a884ccfd6917f27a2598cbd8eebff4d06d95b39
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+50b21af28e291c419ae81eebcb7705fb4200dc90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 840c555c67bddada549933159b5be270dcf2b72bd0beac4988f6b572be7ff891
[INFO] running `Command { std: "docker" "start" "-a" "840c555c67bddada549933159b5be270dcf2b72bd0beac4988f6b572be7ff891", kill_on_drop: false }`
[INFO] [stderr]     Checking knucklebones v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `die_1`, `die_2`, `die_3`, `len`, and `score` are never used
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | trait Hand {
[INFO] [stdout]    |       ---- methods in this trait
[INFO] [stdout] 25 |     fn die_1(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 26 |
[INFO] [stdout] 27 |     fn die_2(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn die_3(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn len(&self) -> u8;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |     fn score(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `val`, `val_1`, `val_2`, and `val_3` are never used
[INFO] [stdout]    --> src/main.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout] 60  | impl HandExplicit {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 95  |     fn val(die: Option<Die>) -> u8 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     fn val_1(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn val_2(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn val_3(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `die_1`, `die_2`, `die_3`, `len`, and `score` are never used
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | trait Hand {
[INFO] [stdout]    |       ---- methods in this trait
[INFO] [stdout] 25 |     fn die_1(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 26 |
[INFO] [stdout] 27 |     fn die_2(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn die_3(&self) -> Option<Die>;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn len(&self) -> u8;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |     fn score(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `val`, `val_1`, `val_2`, and `val_3` are never used
[INFO] [stdout]    --> src/main.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout] 60  | impl HandExplicit {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 95  |     fn val(die: Option<Die>) -> u8 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     fn val_1(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn val_2(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn val_3(&self) -> u8 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "840c555c67bddada549933159b5be270dcf2b72bd0beac4988f6b572be7ff891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840c555c67bddada549933159b5be270dcf2b72bd0beac4988f6b572be7ff891", kill_on_drop: false }`
[INFO] [stdout] 840c555c67bddada549933159b5be270dcf2b72bd0beac4988f6b572be7ff891