[INFO] cloning repository https://github.com/jt-rose/rust-collections-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jt-rose/rust-collections-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjt-rose%2Frust-collections-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjt-rose%2Frust-collections-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 851bf599713b90185fa54ed97dbae854902ce06f
[INFO] checking jt-rose/rust-collections-practice against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjt-rose%2Frust-collections-practice" "/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/jt-rose/rust-collections-practice on toolchain 5e7498e6740d105521420ac0ab146e2c7a21596d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jt-rose/rust-collections-practice
[INFO] finished tweaking git repo https://github.com/jt-rose/rust-collections-practice
[INFO] tweaked toml for git repo https://github.com/jt-rose/rust-collections-practice written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jt-rose/rust-collections-practice 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" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "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 jt-rose/rust-collections-practice against try#5e7498e6740d105521420ac0ab146e2c7a21596d for pr-138363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjt-rose%2Frust-collections-practice" "/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/jt-rose/rust-collections-practice on toolchain 5e7498e6740d105521420ac0ab146e2c7a21596d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jt-rose/rust-collections-practice
[INFO] finished tweaking git repo https://github.com/jt-rose/rust-collections-practice
[INFO] tweaked toml for git repo https://github.com/jt-rose/rust-collections-practice written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jt-rose/rust-collections-practice 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" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9864497c78546915433537df924d909e5174c8b1b734935fa05c2051fa3752fc
[INFO] running `Command { std: "docker" "start" "-a" "9864497c78546915433537df924d909e5174c8b1b734935fa05c2051fa3752fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9864497c78546915433537df924d909e5174c8b1b734935fa05c2051fa3752fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9864497c78546915433537df924d909e5174c8b1b734935fa05c2051fa3752fc", kill_on_drop: false }`
[INFO] [stdout] 9864497c78546915433537df924d909e5174c8b1b734935fa05c2051fa3752fc
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5e7498e6740d105521420ac0ab146e2c7a21596d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d384218ef703460f784294ef9c4880afe4ef5da444e1b69c86543fdcee1e7acb
[INFO] running `Command { std: "docker" "start" "-a" "d384218ef703460f784294ef9c4880afe4ef5da444e1b69c86543fdcee1e7acb", kill_on_drop: false }`
[INFO] [stderr]     Checking hashmap-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `addEmployee` should have a snake case name
[INFO] [stdout]    --> src/main.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |         pub fn addEmployee(&mut self, name: &str, dept: Department) {
[INFO] [stdout]     |                ^^^^^^^^^^^ help: convert the identifier to snake case: `add_employee`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getEmployeesByDept` should have a snake case name
[INFO] [stdout]    --> src/main.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 |         pub fn getEmployeesByDept(&self, dept: Department) -> Vec<String> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_employees_by_dept`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MARKETING` is never constructed
[INFO] [stdout]    --> src/main.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     enum Department {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 115 |         MARKETING
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addEmployee` should have a snake case name
[INFO] [stdout]    --> src/main.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |         pub fn addEmployee(&mut self, name: &str, dept: Department) {
[INFO] [stdout]     |                ^^^^^^^^^^^ help: convert the identifier to snake case: `add_employee`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `getEmployeesByDept` should have a snake case name
[INFO] [stdout]    --> src/main.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 |         pub fn getEmployeesByDept(&self, dept: Department) -> Vec<String> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `get_employees_by_dept`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "d384218ef703460f784294ef9c4880afe4ef5da444e1b69c86543fdcee1e7acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d384218ef703460f784294ef9c4880afe4ef5da444e1b69c86543fdcee1e7acb", kill_on_drop: false }`
[INFO] [stdout] d384218ef703460f784294ef9c4880afe4ef5da444e1b69c86543fdcee1e7acb