[INFO] cloning repository https://github.com/yisusrust/contact_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yisusrust/contact_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyisusrust%2Fcontact_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyisusrust%2Fcontact_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45c0dbbe058200ef4fb8e29d8b98c5000fa5ec09
[INFO] linting yisusrust/contact_manager against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyisusrust%2Fcontact_manager" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yisusrust/contact_manager
[INFO] finished tweaking git repo https://github.com/yisusrust/contact_manager
[INFO] tweaked toml for git repo https://github.com/yisusrust/contact_manager written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yisusrust/contact_manager on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yisusrust/contact_manager 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5b8c44dabce3d387fc68f2a5a24c7699137f63e36b6f5c3ad9e0dfb0dbe5973
[INFO] running `Command { std: "docker" "start" "-a" "b5b8c44dabce3d387fc68f2a5a24c7699137f63e36b6f5c3ad9e0dfb0dbe5973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5b8c44dabce3d387fc68f2a5a24c7699137f63e36b6f5c3ad9e0dfb0dbe5973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b8c44dabce3d387fc68f2a5a24c7699137f63e36b6f5c3ad9e0dfb0dbe5973", kill_on_drop: false }`
[INFO] [stdout] b5b8c44dabce3d387fc68f2a5a24c7699137f63e36b6f5c3ad9e0dfb0dbe5973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 461ad3e03e215e15228f2b11bff20c3d1ffd14cfcc71ce096a5c1fb7f2754994
[INFO] running `Command { std: "docker" "start" "-a" "461ad3e03e215e15228f2b11bff20c3d1ffd14cfcc71ce096a5c1fb7f2754994", kill_on_drop: false }`
[INFO] [stderr]     Checking contacts_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: name `ADD` contains a capitalized acronym
[INFO] [stdout]  --> src/models/activity.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ADD,
[INFO] [stdout]   |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Add`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `or_insert` to construct default value
[INFO] [stdout]   --> src/main.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |         .or_insert(Vec::new())
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default
[INFO] [stdout]    = note: `#[warn(clippy::unwrap_or_default)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     if !contacts.get(email).is_some() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `contacts.get(email).is_none()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ADD` contains a capitalized acronym
[INFO] [stdout]  --> src/models/activity.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ADD,
[INFO] [stdout]   |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Add`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/main.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     phones_registered.retain(|p| p.to_string() != phone);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^ help: try: `*p`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]    = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `parts.get(0)`
[INFO] [stdout]   --> src/main.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 |         match parts.get(0) {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: try: `parts.first()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]    = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `or_insert` to construct default value
[INFO] [stdout]   --> src/main.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |         .or_insert(Vec::new())
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default
[INFO] [stdout]    = note: `#[warn(clippy::unwrap_or_default)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/main.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     if !contacts.get(email).is_some() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `contacts.get(email).is_none()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/main.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |     phones_registered.retain(|p| p.to_string() != phone);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^ help: try: `*p`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]    = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `parts.get(0)`
[INFO] [stdout]   --> src/main.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 |         match parts.get(0) {
[INFO] [stdout]    |               ^^^^^^^^^^^^ help: try: `parts.first()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]    = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "461ad3e03e215e15228f2b11bff20c3d1ffd14cfcc71ce096a5c1fb7f2754994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461ad3e03e215e15228f2b11bff20c3d1ffd14cfcc71ce096a5c1fb7f2754994", kill_on_drop: false }`
[INFO] [stdout] 461ad3e03e215e15228f2b11bff20c3d1ffd14cfcc71ce096a5c1fb7f2754994