[INFO] fetching crate unisearch 0.0.0...
[INFO] checking unisearch-0.0.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate unisearch 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate unisearch 0.0.0
[INFO] finished tweaking crates.io crate unisearch 0.0.0
[INFO] tweaked toml for crates.io crate unisearch 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unisearch 0.0.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9b783853a23cc1f8bbd4614001be9516922c84cbf9adf505a302c4520608c21
[INFO] running `Command { std: "docker" "start" "-a" "a9b783853a23cc1f8bbd4614001be9516922c84cbf9adf505a302c4520608c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9b783853a23cc1f8bbd4614001be9516922c84cbf9adf505a302c4520608c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b783853a23cc1f8bbd4614001be9516922c84cbf9adf505a302c4520608c21", kill_on_drop: false }`
[INFO] [stdout] a9b783853a23cc1f8bbd4614001be9516922c84cbf9adf505a302c4520608c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5e02ee77ec950b8ee985b22aa9db65c95e1a69bac6116f2c1847095042dd94c
[INFO] running `Command { std: "docker" "start" "-a" "b5e02ee77ec950b8ee985b22aa9db65c95e1a69bac6116f2c1847095042dd94c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking unisearch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `io_error` is never read
[INFO] [stdout]  --> src/error.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |   Io { io_error: io::Error },
[INFO] [stdout]   |   --   ^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` 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] warning: field `line` is never read
[INFO] [stdout]  --> src/error.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |   MissingSemicolon { line: String },
[INFO] [stdout]   |   ----------------   ^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text` and `parse_int_error` are never read
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   Hex {
[INFO] [stdout]    |   --- fields in this variant
[INFO] [stdout] 11 |     text: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     parse_int_error: ParseIntError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]   --> src/error.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |   Codepoint { number: u32 },
[INFO] [stdout]    |   ---------   ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]   --> src/error.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |   MissingWildcard { line: String },
[INFO] [stdout]    |   ---------------   ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `io_error` is never read
[INFO] [stdout]  --> src/error.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |   Io { io_error: io::Error },
[INFO] [stdout]   |   --   ^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` 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] warning: field `line` is never read
[INFO] [stdout]  --> src/error.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |   MissingSemicolon { line: String },
[INFO] [stdout]   |   ----------------   ^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text` and `parse_int_error` are never read
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   Hex {
[INFO] [stdout]    |   --- fields in this variant
[INFO] [stdout] 11 |     text: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     parse_int_error: ParseIntError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]   --> src/error.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |   Codepoint { number: u32 },
[INFO] [stdout]    |   ---------   ^^^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `line` is never read
[INFO] [stdout]   --> src/error.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |   MissingWildcard { line: String },
[INFO] [stdout]    |   ---------------   ^^^^
[INFO] [stdout]    |   |
[INFO] [stdout]    |   field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "b5e02ee77ec950b8ee985b22aa9db65c95e1a69bac6116f2c1847095042dd94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e02ee77ec950b8ee985b22aa9db65c95e1a69bac6116f2c1847095042dd94c", kill_on_drop: false }`
[INFO] [stdout] b5e02ee77ec950b8ee985b22aa9db65c95e1a69bac6116f2c1847095042dd94c