[INFO] cloning repository https://github.com/dytlzl/jamo_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dytlzl/jamo_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdytlzl%2Fjamo_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdytlzl%2Fjamo_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc38c8d82556c6303fb7433e8f69d610a4c2bced
[INFO] checking dytlzl/jamo_rust against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdytlzl%2Fjamo_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dytlzl/jamo_rust on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dytlzl/jamo_rust
[INFO] finished tweaking git repo https://github.com/dytlzl/jamo_rust
[INFO] tweaked toml for git repo https://github.com/dytlzl/jamo_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dytlzl/jamo_rust 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "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 dytlzl/jamo_rust against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdytlzl%2Fjamo_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dytlzl/jamo_rust on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dytlzl/jamo_rust
[INFO] finished tweaking git repo https://github.com/dytlzl/jamo_rust
[INFO] tweaked toml for git repo https://github.com/dytlzl/jamo_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dytlzl/jamo_rust 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74fb9dd96d8da2605070468edb173ab0e25fe066b4820225c011c73597b1696d
[INFO] running `Command { std: "docker" "start" "-a" "74fb9dd96d8da2605070468edb173ab0e25fe066b4820225c011c73597b1696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74fb9dd96d8da2605070468edb173ab0e25fe066b4820225c011c73597b1696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fb9dd96d8da2605070468edb173ab0e25fe066b4820225c011c73597b1696d", kill_on_drop: false }`
[INFO] [stdout] 74fb9dd96d8da2605070468edb173ab0e25fe066b4820225c011c73597b1696d
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6f72e5a011431294266baf6ef772c132ca57458a83fbb600d940ba7a8b5be0
[INFO] running `Command { std: "docker" "start" "-a" "2b6f72e5a011431294266baf6ef772c132ca57458a83fbb600d940ba7a8b5be0", kill_on_drop: false }`
[INFO] [stderr]     Checking jamo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `vowel_rev_dict` is never read
[INFO] [stdout]    --> src/hangul.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | struct JamoContext {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] 186 |     lead_rev_dict: HashMap<&'static str, usize>,
[INFO] [stdout] 187 |     vowel_rev_dict: HashMap<&'static str, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JamoContext` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vowel_rev_dict` is never read
[INFO] [stdout]    --> src/hangul.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | struct JamoContext {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] 186 |     lead_rev_dict: HashMap<&'static str, usize>,
[INFO] [stdout] 187 |     vowel_rev_dict: HashMap<&'static str, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `JamoContext` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2b6f72e5a011431294266baf6ef772c132ca57458a83fbb600d940ba7a8b5be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6f72e5a011431294266baf6ef772c132ca57458a83fbb600d940ba7a8b5be0", kill_on_drop: false }`
[INFO] [stdout] 2b6f72e5a011431294266baf6ef772c132ca57458a83fbb600d940ba7a8b5be0