[INFO] cloning repository https://github.com/DanielKulkamp/rh_ust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanielKulkamp/rh_ust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKulkamp%2Frh_ust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKulkamp%2Frh_ust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 509206e1d84d2f2c140568e87338f66ded705da7
[INFO] checking DanielKulkamp/rh_ust against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKulkamp%2Frh_ust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DanielKulkamp/rh_ust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DanielKulkamp/rh_ust
[INFO] finished tweaking git repo https://github.com/DanielKulkamp/rh_ust
[INFO] tweaked toml for git repo https://github.com/DanielKulkamp/rh_ust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DanielKulkamp/rh_ust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edecee18f17203a890c4ac2a26f52d69039b503da7bc75e2fad110212032b883
[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" "edecee18f17203a890c4ac2a26f52d69039b503da7bc75e2fad110212032b883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edecee18f17203a890c4ac2a26f52d69039b503da7bc75e2fad110212032b883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edecee18f17203a890c4ac2a26f52d69039b503da7bc75e2fad110212032b883", kill_on_drop: false }`
[INFO] [stdout] edecee18f17203a890c4ac2a26f52d69039b503da7bc75e2fad110212032b883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178f623e03eaafdbd149dc0f14372240cade21d22a283050b7f5cabee22a4b6c
[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" "178f623e03eaafdbd149dc0f14372240cade21d22a283050b7f5cabee22a4b6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rh_ust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let employee = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:36:42
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let dept = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:71:42
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let dept = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:114:44
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let input = user_input().unwrap_or_else(|error| {
[INFO] [stdout]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:134:44
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let input = user_input().unwrap_or_else(|error| {
[INFO] [stdout]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> src/main.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let command = match words.next() {
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:31:46
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let employee = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:36:42
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let dept = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/main.rs:71:42
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let dept = user_input().unwrap_or_else(|error| {
[INFO] [stdout]    |                                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:114:44
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let input = user_input().unwrap_or_else(|error| {
[INFO] [stdout]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:134:44
[INFO] [stdout]     |
[INFO] [stdout] 134 |         let input = user_input().unwrap_or_else(|error| {
[INFO] [stdout]     |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]    --> src/main.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let command = match words.next() {
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "178f623e03eaafdbd149dc0f14372240cade21d22a283050b7f5cabee22a4b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178f623e03eaafdbd149dc0f14372240cade21d22a283050b7f5cabee22a4b6c", kill_on_drop: false }`
[INFO] [stdout] 178f623e03eaafdbd149dc0f14372240cade21d22a283050b7f5cabee22a4b6c
