[INFO] fetching crate br-cache 0.0.8...
[INFO] checking br-cache-0.0.8 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate br-cache 0.0.8 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate br-cache 0.0.8 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate br-cache 0.0.8
[INFO] finished tweaking crates.io crate br-cache 0.0.8
[INFO] tweaked toml for crates.io crate br-cache 0.0.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate br-cache 0.0.8 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v1.1.1
[INFO] [stderr]   Downloaded errno v0.3.4
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded redis v0.23.3
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded rustix v0.38.17
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4222642f918e0bb46ae2a4c3bc37e58c99acd0839a5c2eab88bf0831b2f3213
[INFO] running `Command { std: "docker" "start" "-a" "c4222642f918e0bb46ae2a4c3bc37e58c99acd0839a5c2eab88bf0831b2f3213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4222642f918e0bb46ae2a4c3bc37e58c99acd0839a5c2eab88bf0831b2f3213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4222642f918e0bb46ae2a4c3bc37e58c99acd0839a5c2eab88bf0831b2f3213", kill_on_drop: false }`
[INFO] [stdout] c4222642f918e0bb46ae2a4c3bc37e58c99acd0839a5c2eab88bf0831b2f3213
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29fe3f00ebe5579cd57fb2f1bd1623e0b725c0ea7a9a85f63f2768fd386b06e4
[INFO] running `Command { std: "docker" "start" "-a" "29fe3f00ebe5579cd57fb2f1bd1623e0b725c0ea7a9a85f63f2768fd386b06e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking linux-raw-sys v0.4.9
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking redis v0.23.3
[INFO] [stderr]     Checking br-cache v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:17:51
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let config = match fs::read_to_string(path.clone()) {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:17:51
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let config = match fs::read_to_string(path.clone()) {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "29fe3f00ebe5579cd57fb2f1bd1623e0b725c0ea7a9a85f63f2768fd386b06e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29fe3f00ebe5579cd57fb2f1bd1623e0b725c0ea7a9a85f63f2768fd386b06e4", kill_on_drop: false }`
[INFO] [stdout] 29fe3f00ebe5579cd57fb2f1bd1623e0b725c0ea7a9a85f63f2768fd386b06e4