[INFO] updating cached repository https://github.com/alvinmatias69/cpm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9e3b46bc30bc6f68996505b37e030f384433af5
[INFO] checking alvinmatias69/cpm against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falvinmatias69%2Fcpm" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alvinmatias69/cpm on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alvinmatias69/cpm
[INFO] finished tweaking git repo https://github.com/alvinmatias69/cpm
[INFO] tweaked toml for git repo https://github.com/alvinmatias69/cpm written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/alvinmatias69/cpm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 58fb61450f22a34d7775f0d4fb2ae14f0b98edcf58814201d2e53e49b4bfad69
[INFO] running `"docker" "start" "-a" "58fb61450f22a34d7775f0d4fb2ae14f0b98edcf58814201d2e53e49b4bfad69"`
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking cpm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/add/simulator.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn write(&self, content: Vec<String>) -> Result<(), String> {
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/add/simulator.rs:78:33
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn start_loading(&mut self, message: &str) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/add/simulator.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn stop_loading(&mut self, success: bool) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/add/simulator.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(result: Vec<String>, err: String, should_fail: bool) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/add/simulator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     pub fn new(
[INFO] [stderr] 38 | |         result: Vec<String>,
[INFO] [stderr] 39 | |         err: String,
[INFO] [stderr] 40 | |         should_fail_read: bool,
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |         crates_simulator
[INFO] [stderr] 50 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/add/simulator.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn new() -> DisplaySimulator {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content`
[INFO] [stderr]   --> src/add/simulator.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn write(&self, content: Vec<String>) -> Result<(), String> {
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_content`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/add/simulator.rs:78:33
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn start_loading(&mut self, message: &str) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/add/simulator.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn stop_loading(&mut self, success: bool) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.19s
[INFO] running `"docker" "inspect" "58fb61450f22a34d7775f0d4fb2ae14f0b98edcf58814201d2e53e49b4bfad69"`
[INFO] running `"docker" "rm" "-f" "58fb61450f22a34d7775f0d4fb2ae14f0b98edcf58814201d2e53e49b4bfad69"`
[INFO] [stdout] 58fb61450f22a34d7775f0d4fb2ae14f0b98edcf58814201d2e53e49b4bfad69