[INFO] fetching crate rls-analysis 0.18.3...
[INFO] checking rls-analysis-0.18.3 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate rls-analysis 0.18.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rls-analysis 0.18.3
[INFO] finished tweaking crates.io crate rls-analysis 0.18.3
[INFO] tweaked toml for crates.io crate rls-analysis 0.18.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rls-analysis 0.18.3 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rls-analysis 0.18.3 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ce9d93c27aed9db7b6cb5bc6010f94d6b0f29fa3a5bc5caabaa557d2e2c1fc6
[INFO] running `Command { std: "docker" "start" "-a" "7ce9d93c27aed9db7b6cb5bc6010f94d6b0f29fa3a5bc5caabaa557d2e2c1fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ce9d93c27aed9db7b6cb5bc6010f94d6b0f29fa3a5bc5caabaa557d2e2c1fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce9d93c27aed9db7b6cb5bc6010f94d6b0f29fa3a5bc5caabaa557d2e2c1fc6", kill_on_drop: false }`
[INFO] [stdout] 7ce9d93c27aed9db7b6cb5bc6010f94d6b0f29fa3a5bc5caabaa557d2e2c1fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b036720ddbcdf02aace961f1265426fe563b8ebf1fa0f9b340349dc29b1896c5
[INFO] running `Command { std: "docker" "start" "-a" "b036720ddbcdf02aace961f1265426fe563b8ebf1fa0f9b340349dc29b1896c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]     Checking rls-span v0.5.2
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking rls-data v0.19.0
[INFO] [stderr]     Checking rls-analysis v0.18.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SigElement` and `Signature`
[INFO] [stdout]  --> src/raw.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     SigElement, Signature, SpanData,
[INFO] [stdout]   |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SigElement` and `Signature`
[INFO] [stdout]  --> src/raw.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     SigElement, Signature, SpanData,
[INFO] [stdout]   |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idents` is never read
[INFO] [stdout]   --> src/analysis.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct PerCrateAnalysis {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub idents: HashMap<PathBuf, IdentsByLine>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `column_end`, `id`, and `kind` are never read
[INFO] [stdout]    --> src/analysis.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct IdentBound {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 117 |     pub column_end: Column<ZeroIndexed>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 118 |     pub id: Id,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 119 |     pub kind: IdentKind,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IdentBound` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signature` is never constructed
[INFO] [stdout]    --> src/analysis.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub struct Signature {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SigElement` is never constructed
[INFO] [stdout]    --> src/analysis.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct SigElement {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/listings/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct DirectoryListing {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 7 |     pub path: Vec<String>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DirectoryListing` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `idents` is never read
[INFO] [stdout]   --> src/analysis.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct PerCrateAnalysis {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 51 |     pub idents: HashMap<PathBuf, IdentsByLine>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `column_end`, `id`, and `kind` are never read
[INFO] [stdout]    --> src/analysis.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct IdentBound {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 117 |     pub column_end: Column<ZeroIndexed>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 118 |     pub id: Id,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 119 |     pub kind: IdentKind,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IdentBound` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Signature` is never constructed
[INFO] [stdout]    --> src/analysis.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub struct Signature {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SigElement` is never constructed
[INFO] [stdout]    --> src/analysis.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct SigElement {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `path` is never read
[INFO] [stdout]  --> src/listings/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct DirectoryListing {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 7 |     pub path: Vec<String>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DirectoryListing` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "b036720ddbcdf02aace961f1265426fe563b8ebf1fa0f9b340349dc29b1896c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b036720ddbcdf02aace961f1265426fe563b8ebf1fa0f9b340349dc29b1896c5", kill_on_drop: false }`
[INFO] [stdout] b036720ddbcdf02aace961f1265426fe563b8ebf1fa0f9b340349dc29b1896c5
