[INFO] fetching crate nsid 0.0.1...
[INFO] checking nsid-0.0.1 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate nsid 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nsid 0.0.1
[INFO] finished tweaking crates.io crate nsid 0.0.1
[INFO] tweaked toml for crates.io crate nsid 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nsid 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 9 packages to highest compatible versions
[INFO] [stderr]       Adding logos v0.12.1 (available: v0.16.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[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] c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88
[INFO] running `Command { std: "docker" "start" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88", 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" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88", 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" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking nsid v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]  --> src/lexer.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Token<'a> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub span: Range<usize>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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] error: useless conversion to the same type: `TokenKind`
[INFO] [stdout]   --> src/lexer.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             kind: kind.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] 66 -             kind: kind.into(),
[INFO] [stdout] 66 +             kind: kind,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 66 -             kind: kind.into(),
[INFO] [stdout] 66 +             kind: <TokenKind as Into<_>>::into(kind),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nsid` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]  --> src/lexer.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Token<'a> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub span: Range<usize>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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] error: useless conversion to the same type: `TokenKind`
[INFO] [stdout]   --> src/lexer.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |             kind: kind.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] 66 -             kind: kind.into(),
[INFO] [stdout] 66 +             kind: kind,
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 66 -             kind: kind.into(),
[INFO] [stdout] 66 +             kind: <TokenKind as Into<_>>::into(kind),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nsid` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88", kill_on_drop: false }`
[INFO] [stdout] c963209a38f51c46a6afd6e7838aceecf8a2cb092a2816c4fa949d90a8527d88
