[INFO] cloning repository https://github.com/fede-moya/rust_des_idea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fede-moya/rust_des_idea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffede-moya%2Frust_des_idea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffede-moya%2Frust_des_idea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78c6277ac4146940573390572fa973f69de36fef
[INFO] checking fede-moya/rust_des_idea against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffede-moya%2Frust_des_idea" "/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/fede-moya/rust_des_idea
[INFO] finished tweaking git repo https://github.com/fede-moya/rust_des_idea
[INFO] tweaked toml for git repo https://github.com/fede-moya/rust_des_idea written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fede-moya/rust_des_idea on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fede-moya/rust_des_idea 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.6.2
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcdb3cecf33d1d4a4614f0b592f70cc7e1f79594d04107650aaba01a70bed7f7
[INFO] running `Command { std: "docker" "start" "-a" "bcdb3cecf33d1d4a4614f0b592f70cc7e1f79594d04107650aaba01a70bed7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcdb3cecf33d1d4a4614f0b592f70cc7e1f79594d04107650aaba01a70bed7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcdb3cecf33d1d4a4614f0b592f70cc7e1f79594d04107650aaba01a70bed7f7", kill_on_drop: false }`
[INFO] [stdout] bcdb3cecf33d1d4a4614f0b592f70cc7e1f79594d04107650aaba01a70bed7f7
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7ce37dc7d29a1b66ac7b343084db13fe39ec2b774c19a36ca1c4683aa0aebc
[INFO] running `Command { std: "docker" "start" "-a" "cf7ce37dc7d29a1b66ac7b343084db13fe39ec2b774c19a36ca1c4683aa0aebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking rust_des_idea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |         for (key, mut car) in data.iter_mut() {
[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: field `data` is never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Cars {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 8 |     data: HashMap<String, Car>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Cars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `balls`, `bricks`, `cars`, and `trucks` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Toys {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 30 |     balls: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     bricks: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     cars: Cars,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     trucks: HashMap<String, Truck>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Toys` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `speed` are never read
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Car {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 40 |     color: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 41 |     speed: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Car` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `load` and `hp` are never read
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct Truck {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 46 |     load: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 47 |     hp: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Truck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |         for (key, mut car) in data.iter_mut() {
[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: field `data` is never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Cars {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 8 |     data: HashMap<String, Car>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Cars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `balls`, `bricks`, `cars`, and `trucks` are never read
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Toys {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 30 |     balls: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     bricks: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 32 |     cars: Cars,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     trucks: HashMap<String, Truck>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Toys` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `speed` are never read
[INFO] [stdout]   --> src/main.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Car {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 40 |     color: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 41 |     speed: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Car` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `load` and `hp` are never read
[INFO] [stdout]   --> src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct Truck {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 46 |     load: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 47 |     hp: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Truck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.97s
[INFO] running `Command { std: "docker" "inspect" "cf7ce37dc7d29a1b66ac7b343084db13fe39ec2b774c19a36ca1c4683aa0aebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7ce37dc7d29a1b66ac7b343084db13fe39ec2b774c19a36ca1c4683aa0aebc", kill_on_drop: false }`
[INFO] [stdout] cf7ce37dc7d29a1b66ac7b343084db13fe39ec2b774c19a36ca1c4683aa0aebc
