[INFO] cloning repository https://github.com/mhoey/wumpus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhoey/wumpus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhoey%2Fwumpus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhoey%2Fwumpus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5118591bc3555d8fc9a3e12503822f679c79158
[INFO] checking mhoey/wumpus against master#c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2 for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhoey%2Fwumpus" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mhoey/wumpus
[INFO] finished tweaking git repo https://github.com/mhoey/wumpus
[INFO] tweaked toml for git repo https://github.com/mhoey/wumpus written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mhoey/wumpus on toolchain c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b8bea1862e01a52e1feff825b8fbe0ca4071d62033cbeea1158891f0bf9ec12
[INFO] running `Command { std: "docker" "start" "-a" "6b8bea1862e01a52e1feff825b8fbe0ca4071d62033cbeea1158891f0bf9ec12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b8bea1862e01a52e1feff825b8fbe0ca4071d62033cbeea1158891f0bf9ec12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8bea1862e01a52e1feff825b8fbe0ca4071d62033cbeea1158891f0bf9ec12", kill_on_drop: false }`
[INFO] [stdout] 6b8bea1862e01a52e1feff825b8fbe0ca4071d62033cbeea1158891f0bf9ec12
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec662118ece2e948cb77a7144309394b963e5ceb708032db80fbc75e59e98bd5
[INFO] running `Command { std: "docker" "start" "-a" "ec662118ece2e948cb77a7144309394b963e5ceb708032db80fbc75e59e98bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.50
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking js-sys v0.3.77
[INFO] [stderr]     Checking wumpus-take-ii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::os_random::OsRandom`
[INFO] [stdout]   --> src/util/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::os_random::OsRandom;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OsRandom` is never constructed
[INFO] [stdout]  --> src/util/os_random.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct OsRandom;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_actors` is never used
[INFO] [stdout]   --> src/game/game.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_actors(&self) -> Vec<Actor> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_game_over` and `show_instructions` are never used
[INFO] [stdout]    --> src/textgame/textgame.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl TextGame {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub fn is_game_over(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn show_instructions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::wasm_random::WasmRandom`
[INFO] [stdout]  --> src/util/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::wasm_random::WasmRandom;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_actors` is never used
[INFO] [stdout]   --> src/game/game.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_actors(&self) -> Vec<Actor> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `show_instructions` is never used
[INFO] [stdout]    --> src/textgame/textgame.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl TextGame {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn show_instructions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RandomFunction` is never used
[INFO] [stdout]  --> src/util/wasm_random.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type RandomFunction=fn(u8) -> u8;
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty_random` is never used
[INFO] [stdout]  --> src/util/wasm_random.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn empty_random(_: u8) -> u8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WasmRandom` is never constructed
[INFO] [stdout]   --> src/util/wasm_random.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct WasmRandom {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_random_function` is never used
[INFO] [stdout]   --> src/util/wasm_random.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WasmRandom {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 17 |     pub fn set_random_function(&mut self, rf: RandomFunction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.50
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.50
[INFO] [stdout] warning: unused import: `self::os_random::OsRandom`
[INFO] [stdout]   --> src/util/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::os_random::OsRandom;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::wasm_random::WasmRandom`
[INFO] [stdout]  --> src/util/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::wasm_random::WasmRandom;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OsRandom` is never constructed
[INFO] [stdout]  --> src/util/os_random.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct OsRandom;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_actors` is never used
[INFO] [stdout]   --> src/game/game.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_actors(&self) -> Vec<Actor> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_game_over` and `show_instructions` are never used
[INFO] [stdout]    --> src/textgame/textgame.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl TextGame {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub fn is_game_over(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn show_instructions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_actors` is never used
[INFO] [stdout]   --> src/game/game.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn get_actors(&self) -> Vec<Actor> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `show_instructions` is never used
[INFO] [stdout]    --> src/textgame/textgame.rs:246:8
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl TextGame {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 246 |     fn show_instructions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RandomFunction` is never used
[INFO] [stdout]  --> src/util/wasm_random.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type RandomFunction=fn(u8) -> u8;
[INFO] [stdout]   |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty_random` is never used
[INFO] [stdout]  --> src/util/wasm_random.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn empty_random(_: u8) -> u8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WasmRandom` is never constructed
[INFO] [stdout]   --> src/util/wasm_random.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct WasmRandom {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_random_function` is never used
[INFO] [stdout]   --> src/util/wasm_random.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl WasmRandom {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 17 |     pub fn set_random_function(&mut self, rf: RandomFunction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.38s
[INFO] running `Command { std: "docker" "inspect" "ec662118ece2e948cb77a7144309394b963e5ceb708032db80fbc75e59e98bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec662118ece2e948cb77a7144309394b963e5ceb708032db80fbc75e59e98bd5", kill_on_drop: false }`
[INFO] [stdout] ec662118ece2e948cb77a7144309394b963e5ceb708032db80fbc75e59e98bd5