[INFO] cloning repository https://github.com/digama0/olean-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/digama0/olean-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigama0%2Folean-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigama0%2Folean-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c6b68ccad182d2376bb6f11d8e7e89e100ff29d
[INFO] checking digama0/olean-rs/8c6b68ccad182d2376bb6f11d8e7e89e100ff29d against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdigama0%2Folean-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/digama0/olean-rs on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/digama0/olean-rs
[INFO] finished tweaking git repo https://github.com/digama0/olean-rs
[INFO] tweaked toml for git repo https://github.com/digama0/olean-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/digama0/olean-rs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode_reader v0.1.1
[INFO] [stderr]   Downloaded getopts v0.2.18
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09e7515e13e40bc9bb75ebb6a5657ce5744d381cdb94ab4ee89ae16273aa37dd
[INFO] running `Command { std: "docker" "start" "-a" "09e7515e13e40bc9bb75ebb6a5657ce5744d381cdb94ab4ee89ae16273aa37dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09e7515e13e40bc9bb75ebb6a5657ce5744d381cdb94ab4ee89ae16273aa37dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e7515e13e40bc9bb75ebb6a5657ce5744d381cdb94ab4ee89ae16273aa37dd", kill_on_drop: false }`
[INFO] [stdout] 09e7515e13e40bc9bb75ebb6a5657ce5744d381cdb94ab4ee89ae16273aa37dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84ad27ba0d8c70f2b1b102d90e674513e21d4ec0af36260687f54c00e7cdecd6
[INFO] running `Command { std: "docker" "start" "-a" "84ad27ba0d8c70f2b1b102d90e674513e21d4ec0af36260687f54c00e7cdecd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking unicode_reader v0.1.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking olean-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `attr` and `mods` are never read
[INFO] [stdout]   --> src/rough_parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)] pub struct CmdMeta {
[INFO] [stdout]    |                             ------- fields in this struct
[INFO] [stdout] 19 |     pub attr: Attributes,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 20 |     pub mods: Modifiers,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CmdMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]   --> src/rough_parser.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Other(String, CmdMeta, Vec<Token>)
[INFO] [stdout]    |     -----         ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Other(String, (), ())
[INFO] [stdout]    |                   ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/rough_parser.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Debug)] pub struct RoughLean {
[INFO] [stdout]    |                             --------- field in this struct
[INFO] [stdout] 76 |     pub name: Name,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoughLean` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attr` and `mods` are never read
[INFO] [stdout]   --> src/rough_parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)] pub struct CmdMeta {
[INFO] [stdout]    |                             ------- fields in this struct
[INFO] [stdout] 19 |     pub attr: Attributes,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 20 |     pub mods: Modifiers,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CmdMeta` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]   --> src/rough_parser.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Other(String, CmdMeta, Vec<Token>)
[INFO] [stdout]    |     -----         ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Other(String, (), ())
[INFO] [stdout]    |                   ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/rough_parser.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Debug)] pub struct RoughLean {
[INFO] [stdout]    |                             --------- field in this struct
[INFO] [stdout] 76 |     pub name: Name,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoughLean` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.02s
[INFO] running `Command { std: "docker" "inspect" "84ad27ba0d8c70f2b1b102d90e674513e21d4ec0af36260687f54c00e7cdecd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ad27ba0d8c70f2b1b102d90e674513e21d4ec0af36260687f54c00e7cdecd6", kill_on_drop: false }`
[INFO] [stdout] 84ad27ba0d8c70f2b1b102d90e674513e21d4ec0af36260687f54c00e7cdecd6