[INFO] cloning repository https://github.com/smiz/pgmud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smiz/pgmud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmiz%2Fpgmud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmiz%2Fpgmud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 375596aafb968d31be7f4a6f06514a8de68f210e
[INFO] checking smiz/pgmud against master#e3e432d4d65a55e6db167598e96db2bcb163e316 for pr-140313
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmiz%2Fpgmud" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smiz/pgmud on toolchain e3e432d4d65a55e6db167598e96db2bcb163e316
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3e432d4d65a55e6db167598e96db2bcb163e316" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smiz/pgmud
[INFO] finished tweaking git repo https://github.com/smiz/pgmud
[INFO] tweaked toml for git repo https://github.com/smiz/pgmud written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/smiz/pgmud 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" "+e3e432d4d65a55e6db167598e96db2bcb163e316" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+e3e432d4d65a55e6db167598e96db2bcb163e316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db3a676e6aaf88100046607c5cc203fbac1d5cab961b2d415c3e52d6327155f7
[INFO] running `Command { std: "docker" "start" "-a" "db3a676e6aaf88100046607c5cc203fbac1d5cab961b2d415c3e52d6327155f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3a676e6aaf88100046607c5cc203fbac1d5cab961b2d415c3e52d6327155f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3a676e6aaf88100046607c5cc203fbac1d5cab961b2d415c3e52d6327155f7", kill_on_drop: false }`
[INFO] [stdout] db3a676e6aaf88100046607c5cc203fbac1d5cab961b2d415c3e52d6327155f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+e3e432d4d65a55e6db167598e96db2bcb163e316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ad7849a26dc22884443ec7aa4da6d23fc57b578b94be0bf4a51bc27c299c101
[INFO] running `Command { std: "docker" "start" "-a" "0ad7849a26dc22884443ec7aa4da6d23fc57b578b94be0bf4a51bc27c299c101", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking pgmud v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::mobile::*`
[INFO] [stdout]    --> src/items.rs:448:6
[INFO] [stdout]     |
[INFO] [stdout] 448 |     use crate::mobile::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::*`
[INFO] [stdout]    --> src/location.rs:242:6
[INFO] [stdout]     |
[INFO] [stdout] 242 |     use crate::items::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mobile::*`
[INFO] [stdout]    --> src/location.rs:243:6
[INFO] [stdout]     |
[INFO] [stdout] 243 |     use crate::mobile::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::*`
[INFO] [stdout]    --> src/mobile.rs:839:6
[INFO] [stdout]     |
[INFO] [stdout] 839 |     use crate::items::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::world::*`
[INFO] [stdout]    --> src/events.rs:799:6
[INFO] [stdout]     |
[INFO] [stdout] 799 |     use crate::world::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mobile::*`
[INFO] [stdout]    --> src/events.rs:800:6
[INFO] [stdout]     |
[INFO] [stdout] 800 |     use crate::mobile::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::items::*`
[INFO] [stdout]    --> src/events.rs:801:6
[INFO] [stdout]     |
[INFO] [stdout] 801 |     use crate::items::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `which` is never read
[INFO] [stdout]    --> src/location.rs:191:11
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let mut which = 0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `which` is never read
[INFO] [stdout]    --> src/location.rs:214:11
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut which = 0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `which` is never read
[INFO] [stdout]    --> src/location.rs:191:11
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let mut which = 0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `which` is never read
[INFO] [stdout]    --> src/location.rs:214:11
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut which = 0;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/location.rs:249:7
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let mut rabbit1 = Mobile::rabbit();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/location.rs:250:7
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let mut rabbit2 = Mobile::rabbit();
[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/location.rs:251:7
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let mut rabbit3 = Mobile::rabbit();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mobile.rs:847:7
[INFO] [stdout]     |
[INFO] [stdout] 847 |         for i in 1..100
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mobile.rs:853:7
[INFO] [stdout]     |
[INFO] [stdout] 853 |         for i in 1..100
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/events.rs:811:7
[INFO] [stdout]     |
[INFO] [stdout] 811 |         let mut event = MakeItemEvent { maker: id, item: ItemTypeCode::Sword };
[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/events.rs:825:7
[INFO] [stdout]     |
[INFO] [stdout] 825 |         let mut event = MakeItemEvent { maker: id, item: item };
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `has_input` is never read
[INFO] [stdout]    --> src/main.rs:560:5
[INFO] [stdout]     |
[INFO] [stdout] 560 |                 has_input = false;
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:35:7
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for i in 1..100
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `draw_map` is never used
[INFO] [stdout]    --> src/map.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 18  | impl Map
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn draw_map(&self) -> String
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `has_input` is never read
[INFO] [stdout]    --> src/main.rs:560:5
[INFO] [stdout]     |
[INFO] [stdout] 560 |                 has_input = false;
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/map.rs:231:3
[INFO] [stdout]     |
[INFO] [stdout] 231 |         file.flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let _ = file.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "0ad7849a26dc22884443ec7aa4da6d23fc57b578b94be0bf4a51bc27c299c101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad7849a26dc22884443ec7aa4da6d23fc57b578b94be0bf4a51bc27c299c101", kill_on_drop: false }`
[INFO] [stdout] 0ad7849a26dc22884443ec7aa4da6d23fc57b578b94be0bf4a51bc27c299c101