[INFO] updating cached repository https://github.com/kper/timetracker
[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] 0ba35f2d6967efa06008541d13c55cd9734999c8
[INFO] checking kper/timetracker against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkper%2Ftimetracker" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kper/timetracker on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kper/timetracker
[INFO] finished tweaking git repo https://github.com/kper/timetracker
[INFO] tweaked toml for git repo https://github.com/kper/timetracker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kper/timetracker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 8365e806a702ae6e6e4f18b432cbe4122cbc8efac980bba6c82ac473cbd6270b
[INFO] running `"docker" "start" "-a" "8365e806a702ae6e6e4f18b432cbe4122cbc8efac980bba6c82ac473cbd6270b"`
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking timetracking v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::get_current_time`
[INFO] [stderr]  --> src/subcommands/abort.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::get_current_time;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::prelude::*`
[INFO] [stderr]   --> src/parser.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     use chrono::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/parser.rs:101:29
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let e = parse_entry((input)).unwrap();
[INFO] [stderr]     |                             ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/parser.rs:132:29
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let e = parse_entry((input)).unwrap();
[INFO] [stderr]     |                             ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/parser.rs:146:29
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let e = parse_entry((input)).unwrap();
[INFO] [stderr]     |                             ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::get_current_time`
[INFO] [stderr]  --> src/subcommands/abort.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::get_current_time;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::prelude::*`
[INFO] [stderr]   --> src/subcommands/stats.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |     use chrono::prelude::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]   --> src/subcommands/mod.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use std::io::{self, Write};
[INFO] [stderr]    |                   ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |     if let Some(matches) = matches.subcommand_matches("stat") {
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |     if let Some(matches) = matches.subcommand_matches("stat") {
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entries`
[INFO] [stderr]    --> src/subcommands/stats.rs:162:30
[INFO] [stderr]     |
[INFO] [stderr] 162 |         fn append(&mut self, entries: Entries) -> Result<(), Error> {
[INFO] [stderr]     |                              ^^^^^^^ help: consider prefixing with an underscore: `_entries`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entries`
[INFO] [stderr]    --> src/subcommands/stats.rs:166:30
[INFO] [stderr]     |
[INFO] [stderr] 166 |         fn update(&mut self, entries: &mut Entries, updates: Entries) -> Result<(), Error> {
[INFO] [stderr]     |                              ^^^^^^^ help: consider prefixing with an underscore: `_entries`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `updates`
[INFO] [stderr]    --> src/subcommands/stats.rs:166:53
[INFO] [stderr]     |
[INFO] [stderr] 166 |         fn update(&mut self, entries: &mut Entries, updates: Entries) -> Result<(), Error> {
[INFO] [stderr]     |                                                     ^^^^^^^ help: consider prefixing with an underscore: `_updates`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entries`
[INFO] [stderr]    --> src/subcommands/stats.rs:170:33
[INFO] [stderr]     |
[INFO] [stderr] 170 |         fn write_all(&mut self, entries: &mut Entries) -> Result<(), Error> {
[INFO] [stderr]     |                                 ^^^^^^^ help: consider prefixing with an underscore: `_entries`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmp_file`
[INFO] [stderr]   --> src/subcommands/mod.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut tmp_file = File::create(file.clone()).unwrap();
[INFO] [stderr]    |                 ^^^^^^^^ help: consider prefixing with an underscore: `_tmp_file`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/core.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(name: impl Into<String>, tag: Tag, start: Option<Time>, end: Option<Time>) -> Result<Entry, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_active`
[INFO] [stderr]   --> src/core.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_active(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/subcommands/mod.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut tmp_file = File::create(file.clone()).unwrap();
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/core.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(name: impl Into<String>, tag: Tag, start: Option<Time>, end: Option<Time>) -> Result<Entry, ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_active`
[INFO] [stderr]   --> src/core.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn is_active(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `"docker" "inspect" "8365e806a702ae6e6e4f18b432cbe4122cbc8efac980bba6c82ac473cbd6270b"`
[INFO] running `"docker" "rm" "-f" "8365e806a702ae6e6e4f18b432cbe4122cbc8efac980bba6c82ac473cbd6270b"`
[INFO] [stdout] 8365e806a702ae6e6e4f18b432cbe4122cbc8efac980bba6c82ac473cbd6270b