[INFO] fetching crate adbook 0.1.14...
[INFO] checking adbook-0.1.14 against 1.95.0 for pr-155915
[INFO] extracting crate adbook 0.1.14 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate adbook 0.1.14
[INFO] finished tweaking crates.io crate adbook 0.1.14
[INFO] tweaked toml for crates.io crate adbook 0.1.14 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate adbook 0.1.14 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate adbook 0.1.14 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded clap_derive v3.0.0-rc.7
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[INFO] [stderr]   Downloaded clap v3.0.0-rc.7
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5225fd4abd30d3021f821f83e6bb9e3899d75a677f84e6cf1888149ca6e2ffb
[INFO] running `Command { std: "docker" "start" "-a" "e5225fd4abd30d3021f821f83e6bb9e3899d75a677f84e6cf1888149ca6e2ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5225fd4abd30d3021f821f83e6bb9e3899d75a677f84e6cf1888149ca6e2ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5225fd4abd30d3021f821f83e6bb9e3899d75a677f84e6cf1888149ca6e2ffb", kill_on_drop: false }`
[INFO] [stdout] e5225fd4abd30d3021f821f83e6bb9e3899d75a677f84e6cf1888149ca6e2ffb
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f63d8be9b94b448b3304113c6eb234b4c29220babf2b5ce7c0f2045fc4bf7645
[INFO] running `Command { std: "docker" "start" "-a" "f63d8be9b94b448b3304113c6eb234b4c29220babf2b5ce7c0f2045fc4bf7645", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
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[INFO] [stderr]     Checking adbook v0.1.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `fold_level` is never read
[INFO] [stdout]   --> src/build/convert/hbs.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Sidebar {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fold_level: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sidebar` has derived impls for the traits `Clone` and `Debug`, but these are 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/build/convert/hbs.rs:277:31
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub fn init_hbs_user(hbs_dir: &Path) -> Result<Handlebars> {
[INFO] [stdout]     |                               ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub fn init_hbs_user(hbs_dir: &Path) -> Result<Handlebars<'_>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fold_level` is never read
[INFO] [stdout]   --> src/build/convert/hbs.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Sidebar {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fold_level: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sidebar` has derived impls for the traits `Clone` and `Debug`, but these are 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/build/convert/hbs.rs:277:31
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub fn init_hbs_user(hbs_dir: &Path) -> Result<Handlebars> {
[INFO] [stdout]     |                               ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 277 | pub fn init_hbs_user(hbs_dir: &Path) -> Result<Handlebars<'_>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.89s
[INFO] running `Command { std: "docker" "inspect" "f63d8be9b94b448b3304113c6eb234b4c29220babf2b5ce7c0f2045fc4bf7645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63d8be9b94b448b3304113c6eb234b4c29220babf2b5ce7c0f2045fc4bf7645", kill_on_drop: false }`
[INFO] [stdout] f63d8be9b94b448b3304113c6eb234b4c29220babf2b5ce7c0f2045fc4bf7645
