[INFO] cloning repository https://github.com/kkuriboh/laundry-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkuriboh/laundry-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkuriboh%2Flaundry-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkuriboh%2Flaundry-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fc589b39eaadae877a7dadafb9d3c0c9f4db553
[INFO] checking kkuriboh/laundry-machine against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for pr-133502-17
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkuriboh%2Flaundry-machine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kkuriboh/laundry-machine
[INFO] finished tweaking git repo https://github.com/kkuriboh/laundry-machine
[INFO] tweaked toml for git repo https://github.com/kkuriboh/laundry-machine written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kkuriboh/laundry-machine on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kkuriboh/laundry-machine 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d75d6da3c978854d5efc7083c452da20db8532dafe55ad7043edeb041285362
[INFO] running `Command { std: "docker" "start" "-a" "5d75d6da3c978854d5efc7083c452da20db8532dafe55ad7043edeb041285362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d75d6da3c978854d5efc7083c452da20db8532dafe55ad7043edeb041285362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d75d6da3c978854d5efc7083c452da20db8532dafe55ad7043edeb041285362", kill_on_drop: false }`
[INFO] [stdout] 5d75d6da3c978854d5efc7083c452da20db8532dafe55ad7043edeb041285362
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 971b4b00373205ad5b7ddab4722301f4cba00c96ecab0efd979deef2718e2dbf
[INFO] running `Command { std: "docker" "start" "-a" "971b4b00373205ad5b7ddab4722301f4cba00c96ecab0efd979deef2718e2dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
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[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling serde_derive v1.0.186
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling axum-macros v0.3.8
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling bytemuck_derive v1.4.1
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tungstenite v0.20.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-tungstenite v0.20.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking axum-streams v0.9.1
[INFO] [stderr]     Checking laundry-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(array_windows)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `array_windows` has been stable since 1.94.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(array_windows)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsFalse` is never used
[INFO] [stdout]  --> src/generic_helpers.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait IsFalse {}
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `replace` is never used
[INFO] [stdout]   --> src/primitives/mod.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Chain {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub unsafe fn replace(&mut self, chain: Vec<Block>) {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/primitives/blob.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Blob {
[INFO] [stdout]   |            ^^^^ field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/primitives/blob.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / #[repr(C)]
[INFO] [stdout]  9 | | pub struct Blob {
[INFO] [stdout] 10 | |     data: [u8; 1024],
[INFO] [stdout] 11 | |     cursor: usize,
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/primitives/block.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Block {
[INFO] [stdout]    |            ^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/primitives/block.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / #[repr(C)]
[INFO] [stdout] 12 | | pub struct Block {
[INFO] [stdout] 13 | |     pub index: usize,
[INFO] [stdout] 14 | |     pub data: Blob,
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     pub previous_hash: Hash,
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IsFalse` is never used
[INFO] [stdout]  --> src/generic_helpers.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait IsFalse {}
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `replace` is never used
[INFO] [stdout]   --> src/primitives/mod.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Chain {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub unsafe fn replace(&mut self, chain: Vec<Block>) {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/primitives/blob.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Blob {
[INFO] [stdout]   |            ^^^^ field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/primitives/blob.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / #[repr(C)]
[INFO] [stdout]  9 | | pub struct Blob {
[INFO] [stdout] 10 | |     data: [u8; 1024],
[INFO] [stdout] 11 | |     cursor: usize,
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/primitives/block.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Block {
[INFO] [stdout]    |            ^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/primitives/block.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / #[repr(C)]
[INFO] [stdout] 12 | | pub struct Block {
[INFO] [stdout] 13 | |     pub index: usize,
[INFO] [stdout] 14 | |     pub data: Blob,
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     pub previous_hash: Hash,
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.69s
[INFO] running `Command { std: "docker" "inspect" "971b4b00373205ad5b7ddab4722301f4cba00c96ecab0efd979deef2718e2dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971b4b00373205ad5b7ddab4722301f4cba00c96ecab0efd979deef2718e2dbf", kill_on_drop: false }`
[INFO] [stdout] 971b4b00373205ad5b7ddab4722301f4cba00c96ecab0efd979deef2718e2dbf
