[INFO] cloning repository https://github.com/fedeleshe/ping_time
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fedeleshe/ping_time" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedeleshe%2Fping_time", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedeleshe%2Fping_time'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31252807853244c5ffd52988ff99912b4a5b4c3d
[INFO] checking fedeleshe/ping_time against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedeleshe%2Fping_time" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fedeleshe/ping_time
[INFO] finished tweaking git repo https://github.com/fedeleshe/ping_time
[INFO] tweaked toml for git repo https://github.com/fedeleshe/ping_time written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fedeleshe/ping_time on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fedeleshe/ping_time 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking fedeleshe/ping_time against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffedeleshe%2Fping_time" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fedeleshe/ping_time
[INFO] finished tweaking git repo https://github.com/fedeleshe/ping_time
[INFO] tweaked toml for git repo https://github.com/fedeleshe/ping_time written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fedeleshe/ping_time on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fedeleshe/ping_time 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86ec34d1584412d7f7feb68e4b416402bd49a8928b78b640479127c9ffb603d2
[INFO] running `Command { std: "docker" "start" "-a" "86ec34d1584412d7f7feb68e4b416402bd49a8928b78b640479127c9ffb603d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86ec34d1584412d7f7feb68e4b416402bd49a8928b78b640479127c9ffb603d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ec34d1584412d7f7feb68e4b416402bd49a8928b78b640479127c9ffb603d2", kill_on_drop: false }`
[INFO] [stdout] 86ec34d1584412d7f7feb68e4b416402bd49a8928b78b640479127c9ffb603d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1396800c5cf4a61606d7bd9acd8d4c6ce00e44de69e8dc2fa3d1cb0604c757b8
[INFO] running `Command { std: "docker" "start" "-a" "1396800c5cf4a61606d7bd9acd8d4c6ce00e44de69e8dc2fa3d1cb0604c757b8", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking time_no_conect v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let mut remain = t - num_epoch * NUMBER_OF_SECONDS_IN_A_FOUR_YEAR_LEAP_CYCLE;
[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/main.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let mut remain = t - num_epoch * NUMBER_OF_SECONDS_IN_A_FOUR_YEAR_LEAP_CYCLE;
[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/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let mut num_all_day_of_a_unix_epoch = t / 86400;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let mut num_all_day_of_a_unix_epoch = t / 86400;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let v : Vec<&str> = c.collect();
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let v : Vec<&str> = c.collect();
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let p : f32 = b[1].parse().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let p : f32 = b[1].parse().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:111:59
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         let mut remain_for_seconds: u64 = 0;
[INFO] [stdout]     |                                                           ^ this value is reassigned later and never used
[INFO] [stdout] 112 |                         match remain_for_minutes {
[INFO] [stdout] 113 |                             0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                             ------------------------------------- `remain_for_seconds` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:113:45
[INFO] [stdout]     |
[INFO] [stdout] 113 | ...                   0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:111:59
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         let mut remain_for_seconds: u64 = 0;
[INFO] [stdout]     |                                                           ^ this value is reassigned later and never used
[INFO] [stdout] 112 |                         match remain_for_minutes {
[INFO] [stdout] 113 |                             0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                             ------------------------------------- `remain_for_seconds` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:113:45
[INFO] [stdout]     |
[INFO] [stdout] 113 | ...                   0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:171:59
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let mut remain_for_seconds: u64 = 0;
[INFO] [stdout]     |                                                           ^ this value is reassigned later and never used
[INFO] [stdout] 172 |                         match remain_for_minutes {
[INFO] [stdout] 173 |                             0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                             ------------------------------------- `remain_for_seconds` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:171:59
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let mut remain_for_seconds: u64 = 0;
[INFO] [stdout]     |                                                           ^ this value is reassigned later and never used
[INFO] [stdout] 172 |                         match remain_for_minutes {
[INFO] [stdout] 173 |                             0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                             ------------------------------------- `remain_for_seconds` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:173:45
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `remain_for_seconds` is never read
[INFO] [stdout]    --> src/main.rs:173:45
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   0           => {remain_for_seconds = remain_for_hours}
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_LEAP_YEAR` is never used
[INFO] [stdout]   --> src/main.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 |     const NUMBER_OF_SECONDS_IN_A_LEAP_YEAR:             u64 = 31622400;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_MONTH` is never used
[INFO] [stdout]   --> src/main.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     const NUMBER_OF_SECONDS_IN_A_MONTH:                 u64 = 2629800;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_DAY` is never used
[INFO] [stdout]   --> src/main.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     const NUMBER_OF_SECONDS_IN_A_DAY:                   u64 = 86400;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_HOUR` is never used
[INFO] [stdout]   --> src/main.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |     const NUMBER_OF_SECONDS_IN_A_HOUR:                  u64 = 3600;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_MINUTES` is never used
[INFO] [stdout]   --> src/main.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     const NUMBER_OF_SECONDS_IN_A_MINUTES:               u64 = 60;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_SECONDS` is never used
[INFO] [stdout]   --> src/main.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |     const NUMBER_OF_SECONDS_IN_A_SECONDS:               u64 = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_JANUARY` is never used
[INFO] [stdout]   --> src/main.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |             const NUMBER_OF_SECONDS_IN_A_JANUARY:               u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_FEBRUARY` is never used
[INFO] [stdout]   --> src/main.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |             const NUMBER_OF_SECONDS_IN_A_FEBRUARY:              u64 = 2419200; //28
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_LEAP_FEBRUARY` is never used
[INFO] [stdout]   --> src/main.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |             const NUMBER_OF_SECONDS_IN_A_LEAP_FEBRUARY:         u64 = 2505600; //29
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_MARCH` is never used
[INFO] [stdout]   --> src/main.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |             const NUMBER_OF_SECONDS_IN_A_MARCH:                 u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_APRIL` is never used
[INFO] [stdout]   --> src/main.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |             const NUMBER_OF_SECONDS_IN_A_APRIL:                 u64 = 2592000; //30
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_MAY` is never used
[INFO] [stdout]   --> src/main.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |             const NUMBER_OF_SECONDS_IN_A_MAY:                   u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_JUNE` is never used
[INFO] [stdout]   --> src/main.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |             const NUMBER_OF_SECONDS_IN_A_JUNE:                  u64 = 2592000; //30
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_JULY` is never used
[INFO] [stdout]   --> src/main.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |             const NUMBER_OF_SECONDS_IN_A_JULY:                  u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_AUGUST` is never used
[INFO] [stdout]   --> src/main.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 |             const NUMBER_OF_SECONDS_IN_A_AUGUST:                u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_SEPTEMBER` is never used
[INFO] [stdout]   --> src/main.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |             const NUMBER_OF_SECONDS_IN_A_SEPTEMBER:             u64 = 2592000; //30
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_OCTOBER` is never used
[INFO] [stdout]   --> src/main.rs:42:19
[INFO] [stdout]    |
[INFO] [stdout] 42 |             const NUMBER_OF_SECONDS_IN_A_OCTOBER:               u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_NOVEMBER` is never used
[INFO] [stdout]   --> src/main.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |             const NUMBER_OF_SECONDS_IN_A_NOVEMBER:              u64 = 2592000; //30
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUMBER_OF_SECONDS_IN_A_DECEMBER` is never used
[INFO] [stdout]   --> src/main.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |             const NUMBER_OF_SECONDS_IN_A_DECEMBER:              u64 = 2678400; //31
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1396800c5cf4a61606d7bd9acd8d4c6ce00e44de69e8dc2fa3d1cb0604c757b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1396800c5cf4a61606d7bd9acd8d4c6ce00e44de69e8dc2fa3d1cb0604c757b8", kill_on_drop: false }`
[INFO] [stdout] 1396800c5cf4a61606d7bd9acd8d4c6ce00e44de69e8dc2fa3d1cb0604c757b8
