[INFO] updating cached repository achntrl/logmonitoring
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/achntrl/logmonitoring
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/achntrl/logmonitoring" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/achntrl/logmonitoring"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/achntrl/logmonitoring'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/achntrl/logmonitoring" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/achntrl/logmonitoring"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/achntrl/logmonitoring'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c2c23245e86dcd5fd0ba8f20194d465ecdb5cf4
[INFO] sha for GitHub repo achntrl/logmonitoring: 8c2c23245e86dcd5fd0ba8f20194d465ecdb5cf4
[INFO] validating manifest of achntrl/logmonitoring on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of achntrl/logmonitoring on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing achntrl/logmonitoring
[INFO] finished frobbing achntrl/logmonitoring
[INFO] frobbed toml for achntrl/logmonitoring written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/achntrl/logmonitoring/Cargo.toml
[INFO] started frobbing achntrl/logmonitoring
[INFO] finished frobbing achntrl/logmonitoring
[INFO] frobbed toml for achntrl/logmonitoring written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/achntrl/logmonitoring/Cargo.toml
[INFO] crate achntrl/logmonitoring already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking achntrl/logmonitoring against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/achntrl/logmonitoring:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c2710a51ca67fcc4379f867f16c8545d023ad0879dd9ec8b99faa7f8a689130c
[INFO] running `"docker" "start" "-a" "c2710a51ca67fcc4379f867f16c8545d023ad0879dd9ec8b99faa7f8a689130c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking logmonitoring v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:47
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:33
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut consumers: Vec<&mut Consumer> = Vec::new();
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Consumer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `threshold`
[INFO] [stderr]   --> src/consumer/alerter.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stderr]    |            ^^^^^^^^^ help: consider prefixing with an underscore: `_threshold`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TimeZone`
[INFO] [stderr]  --> src/consumer/alerter.rs:3:31
[INFO] [stderr]   |
[INFO] [stderr] 3 | use chrono::{DateTime, Local, TimeZone};
[INFO] [stderr]   |                               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:47
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn run(config: Config) -> Result<(), Box<(Error)>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:33
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut consumers: Vec<&mut Consumer> = Vec::new();
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Consumer`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_alert`
[INFO] [stderr]   --> src/consumer/alerter.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     current_alert: Option<Alert>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `threshold`
[INFO] [stderr]   --> src/consumer/alerter.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     threshold: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/consumer/alerter.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn new(time: DateTime<Local>) -> Alert {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `recover`
[INFO] [stderr]   --> src/consumer/alerter.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn recover(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `threshold`
[INFO] [stderr]   --> src/consumer/alerter.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stderr]    |            ^^^^^^^^^ help: consider prefixing with an underscore: `_threshold`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_alert`
[INFO] [stderr]   --> src/consumer/alerter.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     current_alert: Option<Alert>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `threshold`
[INFO] [stderr]   --> src/consumer/alerter.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     threshold: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/consumer/alerter.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn new(time: DateTime<Local>) -> Alert {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `recover`
[INFO] [stderr]   --> src/consumer/alerter.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn recover(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/consumer/alerter.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn new(threshold: u32) -> Alerter {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `"docker" "inspect" "c2710a51ca67fcc4379f867f16c8545d023ad0879dd9ec8b99faa7f8a689130c"`
[INFO] running `"docker" "rm" "-f" "c2710a51ca67fcc4379f867f16c8545d023ad0879dd9ec8b99faa7f8a689130c"`
[INFO] [stdout] c2710a51ca67fcc4379f867f16c8545d023ad0879dd9ec8b99faa7f8a689130c