[INFO] cloning repository https://github.com/natronium/jpgthing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natronium/jpgthing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatronium%2Fjpgthing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatronium%2Fjpgthing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28aa8ce6714fa0e128161af176efa02e508f81b1
[INFO] checking natronium/jpgthing against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatronium%2Fjpgthing" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/natronium/jpgthing
[INFO] finished tweaking git repo https://github.com/natronium/jpgthing
[INFO] tweaked toml for git repo https://github.com/natronium/jpgthing written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/natronium/jpgthing on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/natronium/jpgthing 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815
[INFO] running `Command { std: "docker" "start" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling binrw_derive v0.12.0
[INFO] [stderr]    Compiling binrw v0.12.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking jpgthing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/jpeg_huff.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/jpeg_huff.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `u16`
[INFO] [stdout]   --> src/jpeg_huff.rs:86:22
[INFO] [stdout]    |
[INFO] [stdout] 86 |         mincode[i] = huffcode[j].into();
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 86 -         mincode[i] = huffcode[j].into();
[INFO] [stdout] 86 +         mincode[i] = huffcode[j];
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 86 -         mincode[i] = huffcode[j].into();
[INFO] [stdout] 86 +         mincode[i] = <u16 as Into<_>>::into(huffcode[j]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jpgthing` (bin "jpgthing") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `u16`
[INFO] [stdout]   --> src/jpeg_huff.rs:86:22
[INFO] [stdout]    |
[INFO] [stdout] 86 |         mincode[i] = huffcode[j].into();
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 86 -         mincode[i] = huffcode[j].into();
[INFO] [stdout] 86 +         mincode[i] = huffcode[j];
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 86 -         mincode[i] = huffcode[j].into();
[INFO] [stdout] 86 +         mincode[i] = <u16 as Into<_>>::into(huffcode[j]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jpgthing` (bin "jpgthing" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815", kill_on_drop: false }`
[INFO] [stdout] e1a84eeae13b95ef54d1ce33400489015cafca0c5cffbea21bca185569185815
