[INFO] cloning repository https://github.com/OldManYellsAtCloud/loglib-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OldManYellsAtCloud/loglib-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOldManYellsAtCloud%2Floglib-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOldManYellsAtCloud%2Floglib-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35e82d696b3fab24bf494f18099919a2bce5d159
[INFO] checking OldManYellsAtCloud/loglib-rs against try#84addd32a13fa2d3f62fe5d99031611147b7fb13 for pr-147565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOldManYellsAtCloud%2Floglib-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OldManYellsAtCloud/loglib-rs
[INFO] finished tweaking git repo https://github.com/OldManYellsAtCloud/loglib-rs
[INFO] tweaked toml for git repo https://github.com/OldManYellsAtCloud/loglib-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OldManYellsAtCloud/loglib-rs on toolchain 84addd32a13fa2d3f62fe5d99031611147b7fb13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OldManYellsAtCloud/loglib-rs 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" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7af41765254f97b756d1c7eb29150070aec0581883c3bc86d1c463b0dc17a65a
[INFO] running `Command { std: "docker" "start" "-a" "7af41765254f97b756d1c7eb29150070aec0581883c3bc86d1c463b0dc17a65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7af41765254f97b756d1c7eb29150070aec0581883c3bc86d1c463b0dc17a65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af41765254f97b756d1c7eb29150070aec0581883c3bc86d1c463b0dc17a65a", kill_on_drop: false }`
[INFO] [stdout] 7af41765254f97b756d1c7eb29150070aec0581883c3bc86d1c463b0dc17a65a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+84addd32a13fa2d3f62fe5d99031611147b7fb13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4437308ff612994273e2b29c1751fae4cb379fce98150846ec2b528f6c6560
[INFO] running `Command { std: "docker" "start" "-a" "af4437308ff612994273e2b29c1751fae4cb379fce98150846ec2b528f6c6560", kill_on_drop: false }`
[INFO] [stderr]     Checking loglib-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `send_log` should have an upper camel case name
[INFO] [stdout]  --> src/send_log_trait.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait send_log {
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper camel case: `SendLog`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `send_log` should have an upper camel case name
[INFO] [stdout]  --> src/send_log_trait.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait send_log {
[INFO] [stdout]   |           ^^^^^^^^ help: convert the identifier to upper camel case: `SendLog`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut register_logger = RegisterLogger::new (
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut log_message = LogMessage::new(
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `LogMessage` should have a snake case name
[INFO] [stdout]  --> src/structs.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod LogMessage;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `log_message`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `RegisterLogger` should have a snake case name
[INFO] [stdout]  --> src/structs.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod RegisterLogger;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `register_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/logger.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         &self.message_buffer.clear();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let _ = &self.message_buffer.clear();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut register_logger = RegisterLogger::new (
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/logger.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut log_message = LogMessage::new(
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `LogMessage` should have a snake case name
[INFO] [stdout]  --> src/structs.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod LogMessage;
[INFO] [stdout]   |         ^^^^^^^^^^ help: convert the identifier to snake case: `log_message`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `RegisterLogger` should have a snake case name
[INFO] [stdout]  --> src/structs.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub mod RegisterLogger;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `register_logger`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/logger.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         &self.message_buffer.clear();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let _ = &self.message_buffer.clear();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "af4437308ff612994273e2b29c1751fae4cb379fce98150846ec2b528f6c6560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4437308ff612994273e2b29c1751fae4cb379fce98150846ec2b528f6c6560", kill_on_drop: false }`
[INFO] [stdout] af4437308ff612994273e2b29c1751fae4cb379fce98150846ec2b528f6c6560
