[INFO] cloning repository https://github.com/Blue-Pix/null
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blue-Pix/null" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fnull", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fnull'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6b2d9e6a737a2636c8d1147f9f2a38e9c077b33
[INFO] checking Blue-Pix/null against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fnull" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Blue-Pix/null on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Blue-Pix/null
[INFO] finished tweaking git repo https://github.com/Blue-Pix/null
[INFO] tweaked toml for git repo https://github.com/Blue-Pix/null written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Blue-Pix/null already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83e8cbdc28aa903b297e3b2a9204e2a4b636ea641e89467d6d12fef84fa173aa
[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" "83e8cbdc28aa903b297e3b2a9204e2a4b636ea641e89467d6d12fef84fa173aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e8cbdc28aa903b297e3b2a9204e2a4b636ea641e89467d6d12fef84fa173aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e8cbdc28aa903b297e3b2a9204e2a4b636ea641e89467d6d12fef84fa173aa", kill_on_drop: false }`
[INFO] [stdout] 83e8cbdc28aa903b297e3b2a9204e2a4b636ea641e89467d6d12fef84fa173aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9ab27bbb0a60e8a250a185b5381fefbbff5f0379c7cb9bf8ae8a95b0909c708
[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" "a9ab27bbb0a60e8a250a185b5381fefbbff5f0379c7cb9bf8ae8a95b0909c708", kill_on_drop: false }`
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking hmac-sha1 v0.1.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]     Checking null v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/bin/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let config = Config::new(None).unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_id`
[INFO] [stdout]   --> src/bin/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn fetch_id(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bulk_delete`
[INFO] [stdout]   --> src/bin/main.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | async fn bulk_delete(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bulk_unretweet`
[INFO] [stdout]   --> src/bin/main.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | async fn bulk_unretweet(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/bin/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let config = Config::new(None).unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_id`
[INFO] [stdout]   --> src/bin/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn fetch_id(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bulk_delete`
[INFO] [stdout]   --> src/bin/main.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | async fn bulk_delete(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bulk_unretweet`
[INFO] [stdout]   --> src/bin/main.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | async fn bulk_unretweet(config: &Config) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.57s
[INFO] running `Command { std: "docker" "inspect" "a9ab27bbb0a60e8a250a185b5381fefbbff5f0379c7cb9bf8ae8a95b0909c708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ab27bbb0a60e8a250a185b5381fefbbff5f0379c7cb9bf8ae8a95b0909c708", kill_on_drop: false }`
[INFO] [stdout] a9ab27bbb0a60e8a250a185b5381fefbbff5f0379c7cb9bf8ae8a95b0909c708