[INFO] fetching crate caretaker 0.2.4...
[INFO] checking caretaker-0.2.4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate caretaker 0.2.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate caretaker 0.2.4 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 crates.io crate caretaker 0.2.4
[INFO] finished tweaking crates.io crate caretaker 0.2.4
[INFO] tweaked toml for crates.io crate caretaker 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate caretaker 0.2.4 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] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `clap` dependency)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded walkdir v2.3.2
[INFO] [stderr]   Downloaded kqueue-sys v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded custom_error v1.9.2
[INFO] [stderr]   Downloaded clap_lex v0.2.2
[INFO] [stderr]   Downloaded clap_derive v3.2.5
[INFO] [stderr]   Downloaded indexmap v1.9.0
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.5
[INFO] [stderr]   Downloaded mio v0.8.3
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.9
[INFO] [stderr]   Downloaded notify v5.0.0-pre.15
[INFO] [stderr]   Downloaded clap v3.2.5
[INFO] [stderr]   Downloaded filetime v0.2.16
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded kqueue v1.0.6
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ed85103748973c4186eb1e7c4ab4ea98f2f9d47b7cfdd66aed7b27b6ec24a5c5
[INFO] running `Command { std: "docker" "start" "-a" "ed85103748973c4186eb1e7c4ab4ea98f2f9d47b7cfdd66aed7b27b6ec24a5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed85103748973c4186eb1e7c4ab4ea98f2f9d47b7cfdd66aed7b27b6ec24a5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed85103748973c4186eb1e7c4ab4ea98f2f9d47b7cfdd66aed7b27b6ec24a5c5", kill_on_drop: false }`
[INFO] [stdout] ed85103748973c4186eb1e7c4ab4ea98f2f9d47b7cfdd66aed7b27b6ec24a5c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f1f6256a30077894f02c0c828ff129be349e66efed7c3f18f28e2dd39b23f367
[INFO] running `Command { std: "docker" "start" "-a" "f1f6256a30077894f02c0c828ff129be349e66efed7c3f18f28e2dd39b23f367", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `clap` dependency)
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking custom_error v1.9.2
[INFO] [stderr]     Checking clap_lex v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking filetime v0.2.16
[INFO] [stderr]     Checking clap v3.2.5
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking notify v5.0.0-pre.15
[INFO] [stderr]    Compiling clap_derive v3.2.5
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking caretaker v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/main.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |                       if let Err(e) = watch(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 96 | |                         config,
[INFO] [stdout] 97 | |                         shell.as_deref().unwrap_or(SHELL),
[INFO] [stdout] 98 | |                         arg.as_deref().unwrap_or(ARGUMENT),
[INFO] [stdout] 99 | |                     ) {
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/main.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |                       if let Err(e) = watch(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 96 | |                         config,
[INFO] [stdout] 97 | |                         shell.as_deref().unwrap_or(SHELL),
[INFO] [stdout] 98 | |                         arg.as_deref().unwrap_or(ARGUMENT),
[INFO] [stdout] 99 | |                     ) {
[INFO] [stdout]    | |_____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.02s
[INFO] running `Command { std: "docker" "inspect" "f1f6256a30077894f02c0c828ff129be349e66efed7c3f18f28e2dd39b23f367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f6256a30077894f02c0c828ff129be349e66efed7c3f18f28e2dd39b23f367", kill_on_drop: false }`
[INFO] [stdout] f1f6256a30077894f02c0c828ff129be349e66efed7c3f18f28e2dd39b23f367