[INFO] cloning repository https://github.com/Tusha-ar/habit-tracker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tusha-ar/habit-tracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTusha-ar%2Fhabit-tracker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTusha-ar%2Fhabit-tracker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd9b3c186f42b71b3d63d0fe9e92ddf5930eb535
[INFO] checking Tusha-ar/habit-tracker against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTusha-ar%2Fhabit-tracker" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tusha-ar/habit-tracker
[INFO] finished tweaking git repo https://github.com/Tusha-ar/habit-tracker
[INFO] tweaked toml for git repo https://github.com/Tusha-ar/habit-tracker written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tusha-ar/habit-tracker on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tusha-ar/habit-tracker 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55defa95b3b2c430a4c859ba1af6c334d2b552650b63f41cdddaddb20b25462f
[INFO] running `Command { std: "docker" "start" "-a" "55defa95b3b2c430a4c859ba1af6c334d2b552650b63f41cdddaddb20b25462f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55defa95b3b2c430a4c859ba1af6c334d2b552650b63f41cdddaddb20b25462f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55defa95b3b2c430a4c859ba1af6c334d2b552650b63f41cdddaddb20b25462f", kill_on_drop: false }`
[INFO] [stdout] 55defa95b3b2c430a4c859ba1af6c334d2b552650b63f41cdddaddb20b25462f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae86b9c330b0cd8fdeede2cdcac9e90e3255909e8c8ecf069f35babff900ade
[INFO] running `Command { std: "docker" "start" "-a" "cae86b9c330b0cd8fdeede2cdcac9e90e3255909e8c8ecf069f35babff900ade", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking habit_tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Weekday`
[INFO] [stdout]  --> src/lib.rs:5:49
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{DateTime, Datelike, Duration, Utc, Weekday};
[INFO] [stdout]   |                                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Weekday`
[INFO] [stdout]  --> src/lib.rs:5:49
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{DateTime, Datelike, Duration, Utc, Weekday};
[INFO] [stdout]   |                                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 Habit::new(input.trim().parse().unwrap(), frequency);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `habit_tracker` (bin "habit_tracker" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:62:28
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 Habit::new(input.trim().parse().unwrap(), frequency);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `habit_tracker` (bin "habit_tracker") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "cae86b9c330b0cd8fdeede2cdcac9e90e3255909e8c8ecf069f35babff900ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae86b9c330b0cd8fdeede2cdcac9e90e3255909e8c8ecf069f35babff900ade", kill_on_drop: false }`
[INFO] [stdout] cae86b9c330b0cd8fdeede2cdcac9e90e3255909e8c8ecf069f35babff900ade