[INFO] cloning repository https://github.com/th3c0r/birthdays
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/th3c0r/birthdays" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fth3c0r%2Fbirthdays", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fth3c0r%2Fbirthdays'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a640a17ab852beec9c9d7ec183ec95926f011182
[INFO] checking th3c0r/birthdays against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fth3c0r%2Fbirthdays" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/th3c0r/birthdays on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/th3c0r/birthdays
[INFO] finished tweaking git repo https://github.com/th3c0r/birthdays
[INFO] tweaked toml for git repo https://github.com/th3c0r/birthdays written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/th3c0r/birthdays 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ecfb9549c7397f065d96476f37119fd5562ebf30aac3deaf7ae1f602f3855ce
[INFO] running `Command { std: "docker" "start" "-a" "0ecfb9549c7397f065d96476f37119fd5562ebf30aac3deaf7ae1f602f3855ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ecfb9549c7397f065d96476f37119fd5562ebf30aac3deaf7ae1f602f3855ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecfb9549c7397f065d96476f37119fd5562ebf30aac3deaf7ae1f602f3855ce", kill_on_drop: false }`
[INFO] [stdout] 0ecfb9549c7397f065d96476f37119fd5562ebf30aac3deaf7ae1f602f3855ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69f14994e2207407cf0638ad762af0c3e1625996c7455f63035282d35fe89472
[INFO] running `Command { std: "docker" "start" "-a" "69f14994e2207407cf0638ad762af0c3e1625996c7455f63035282d35fe89472", kill_on_drop: false }`
[INFO] [stderr]     Checking birthdays v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/birthdays.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{default::Default, io::Write};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Stdin`
[INFO] [stdout]   --> src/menu.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     use std::io::Stdin;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/menu.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/birthdays.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{default::Default, io::Write};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `borrow::Borrow`, `self`
[INFO] [stdout]   --> src/birthdays.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         borrow::Borrow,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 93 |         io::{self, Write},
[INFO] [stdout]    |              ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/birthdays.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{default::Default, io::Write};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Write`
[INFO] [stdout]  --> src/birthdays.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{default::Default, io::Write};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "69f14994e2207407cf0638ad762af0c3e1625996c7455f63035282d35fe89472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f14994e2207407cf0638ad762af0c3e1625996c7455f63035282d35fe89472", kill_on_drop: false }`
[INFO] [stdout] 69f14994e2207407cf0638ad762af0c3e1625996c7455f63035282d35fe89472