[INFO] cloning repository https://github.com/achntrl/logmonitoring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/achntrl/logmonitoring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachntrl%2Flogmonitoring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachntrl%2Flogmonitoring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c2c23245e86dcd5fd0ba8f20194d465ecdb5cf4
[INFO] checking achntrl/logmonitoring against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fachntrl%2Flogmonitoring" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/achntrl/logmonitoring on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/achntrl/logmonitoring
[INFO] finished tweaking git repo https://github.com/achntrl/logmonitoring
[INFO] tweaked toml for git repo https://github.com/achntrl/logmonitoring written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/achntrl/logmonitoring already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32225b7002bfa8e0c89e3627a0e8fe37e8042ed079f6c4d8da0d4f8339144341
[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" "32225b7002bfa8e0c89e3627a0e8fe37e8042ed079f6c4d8da0d4f8339144341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32225b7002bfa8e0c89e3627a0e8fe37e8042ed079f6c4d8da0d4f8339144341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32225b7002bfa8e0c89e3627a0e8fe37e8042ed079f6c4d8da0d4f8339144341", kill_on_drop: false }`
[INFO] [stdout] 32225b7002bfa8e0c89e3627a0e8fe37e8042ed079f6c4d8da0d4f8339144341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6020611b261f6a4acc54ffa28b57fda14fa34788475204de62e752782c0865ce
[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" "6020611b261f6a4acc54ffa28b57fda14fa34788475204de62e752782c0865ce", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking logmonitoring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TimeZone`
[INFO] [stdout]  --> src/consumer/alerter.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chrono::{DateTime, Local, TimeZone};
[INFO] [stdout]   |                               ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stdout]    |                                              ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:47
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut consumers: Vec<&mut Consumer> = Vec::new();
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Consumer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stdout]    |                                              ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:47
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut consumers: Vec<&mut Consumer> = Vec::new();
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Consumer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `threshold`
[INFO] [stdout]   --> src/consumer/alerter.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stdout]    |            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `threshold`
[INFO] [stdout]   --> src/consumer/alerter.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stdout]    |            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threshold`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_alert`
[INFO] [stdout]   --> src/consumer/alerter.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     current_alert: Option<Alert>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `threshold`
[INFO] [stdout]   --> src/consumer/alerter.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     threshold: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/consumer/alerter.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn new(time: DateTime<Local>) -> Alert {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recover`
[INFO] [stdout]   --> src/consumer/alerter.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn recover(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/consumer/alerter.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_alert`
[INFO] [stdout]   --> src/consumer/alerter.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     current_alert: Option<Alert>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `threshold`
[INFO] [stdout]   --> src/consumer/alerter.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     threshold: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/consumer/alerter.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn new(time: DateTime<Local>) -> Alert {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recover`
[INFO] [stdout]   --> src/consumer/alerter.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn recover(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.61s
[INFO] running `Command { std: "docker" "inspect" "6020611b261f6a4acc54ffa28b57fda14fa34788475204de62e752782c0865ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6020611b261f6a4acc54ffa28b57fda14fa34788475204de62e752782c0865ce", kill_on_drop: false }`
[INFO] [stdout] 6020611b261f6a4acc54ffa28b57fda14fa34788475204de62e752782c0865ce