[INFO] fetching crate rslint_lexer 0.1.3...
[INFO] checking rslint_lexer-0.1.3 against beta for pr-78714
[INFO] extracting crate rslint_lexer 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rslint_lexer 0.1.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rslint_lexer 0.1.3
[INFO] finished tweaking crates.io crate rslint_lexer 0.1.3
[INFO] tweaked toml for crates.io crate rslint_lexer 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2790f95494ca019b482f4f2798207eb208c34472d10224b46e43db8f36c2951
[INFO] running `Command { std: "docker" "start" "-a" "c2790f95494ca019b482f4f2798207eb208c34472d10224b46e43db8f36c2951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2790f95494ca019b482f4f2798207eb208c34472d10224b46e43db8f36c2951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2790f95494ca019b482f4f2798207eb208c34472d10224b46e43db8f36c2951", kill_on_drop: false }`
[INFO] [stdout] c2790f95494ca019b482f4f2798207eb208c34472d10224b46e43db8f36c2951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee9482daff50f594fd96a3272f14de39b0fb71415c57ac94bb835409fe9f2aed
[INFO] running `Command { std: "docker" "start" "-a" "ee9482daff50f594fd96a3272f14de39b0fb71415c57ac94bb835409fe9f2aed", kill_on_drop: false }`
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking text-size v1.0.0
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]     Checking yansi-term v0.1.2
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling slice-dst v1.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking term v0.2.14
[INFO] [stderr]     Checking rowan v0.10.0
[INFO] [stderr]     Checking text-diff v0.4.0
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking rslint_text_edit v0.1.0
[INFO] [stderr]     Checking rslint_rowan v0.10.0
[INFO] [stderr]     Checking rslint_syntax v0.1.3
[INFO] [stderr]     Checking rslint_errors v0.1.2
[INFO] [stderr]     Checking rslint_lexer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::*`
[INFO] [stdout]  --> src/highlight.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/highlight.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / macro_rules! rgb {
[INFO] [stdout] 31 | |     ($r:expr, $g:expr, $b:expr) => {
[INFO] [stdout] 32 | |         Color::RGB($r, $g, $b)
[INFO] [stdout] 33 | |     };
[INFO] [stdout] 34 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::*`
[INFO] [stdout]  --> src/highlight.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/highlight.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / macro_rules! rgb {
[INFO] [stdout] 31 | |     ($r:expr, $g:expr, $b:expr) => {
[INFO] [stdout] 32 | |         Color::RGB($r, $g, $b)
[INFO] [stdout] 33 | |     };
[INFO] [stdout] 34 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PURPLE_IDENT`
[INFO] [stdout]   --> src/highlight.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | const PURPLE_IDENT: [&str; 4] = ["let", "class", "await", "yield"];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]    --> src/highlight.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout] 76  | / const BUILTINS: [&str; 27] = [
[INFO] [stdout] 77  | |     "Math",
[INFO] [stdout] 78  | |     "Promise",
[INFO] [stdout] 79  | |     "Number",
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |     "JSON",
[INFO] [stdout] 104 | | ];
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PURPLE_IDENT`
[INFO] [stdout]   --> src/highlight.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | const PURPLE_IDENT: [&str; 4] = ["let", "class", "await", "yield"];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BUILTINS`
[INFO] [stdout]    --> src/highlight.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout] 76  | / const BUILTINS: [&str; 27] = [
[INFO] [stdout] 77  | |     "Math",
[INFO] [stdout] 78  | |     "Promise",
[INFO] [stdout] 79  | |     "Number",
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |     "JSON",
[INFO] [stdout] 104 | | ];
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.64s
[INFO] running `Command { std: "docker" "inspect" "ee9482daff50f594fd96a3272f14de39b0fb71415c57ac94bb835409fe9f2aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee9482daff50f594fd96a3272f14de39b0fb71415c57ac94bb835409fe9f2aed", kill_on_drop: false }`
[INFO] [stdout] ee9482daff50f594fd96a3272f14de39b0fb71415c57ac94bb835409fe9f2aed