[INFO] fetching crate conf_watcher 0.1.3...
[INFO] testing conf_watcher-0.1.3 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate conf_watcher 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate conf_watcher 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate conf_watcher 0.1.3
[INFO] tweaked toml for crates.io crate conf_watcher 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate conf_watcher 0.1.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate conf_watcher 0.1.3 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify-types v2.0.0
[INFO] [stderr]   Downloaded kqueue-sys v1.0.4
[INFO] [stderr]   Downloaded inotify v0.11.0
[INFO] [stderr]   Downloaded inotify-sys v0.1.5
[INFO] [stderr]   Downloaded winnow v0.7.13
[INFO] [stderr]   Downloaded kqueue v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6
[INFO] running `Command { std: "docker" "start" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling conf_watcher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/watched_file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[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 variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 21.46s
[INFO] running `Command { std: "docker" "inspect" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling conf_watcher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/watched_file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[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 variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `file_format::FileFormat`
[INFO] [stdout]  --> examples/verbose_manual.rs:3:65
[INFO] [stdout]   |
[INFO] [stdout] 3 | use conf_watcher::{auto_updated::AutoUpdated, watcher::Watcher, file_format::FileFormat};
[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 variable: `new_json`
[INFO] [stdout]   --> examples/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let new_json: AutoUpdated<Config> = fw.auto_update(json);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `au`
[INFO] [stdout]   --> examples/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let au:AutoUpdated<Config>  = fw.manual_updated().unwrap();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_au`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wf`
[INFO] [stdout]   --> examples/main.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let (au, wf): (AutoUpdated<Config>, WatchedFile) = Watcher::manual_updated_from("file.json", FileFormat::Json).unwrap();
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_wf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `file_format::FileFormat`
[INFO] [stdout]  --> examples/verbose_automatic_updated.rs:4:65
[INFO] [stdout]   |
[INFO] [stdout] 4 | use conf_watcher::{auto_updated::AutoUpdated, watcher::Watcher, file_format::FileFormat};
[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 import: `std::cell::RefCell`
[INFO] [stdout]  --> src/watched_file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[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 variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/watched_file.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 Err(err) => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/watched_file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/watched_file.rs:180:21
[INFO] [stderr]     |
[INFO] [stderr] 180 |                 Err(err) => {
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/watched_file.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 Err(err) => {
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: `conf_watcher` (lib) generated 3 warnings (run `cargo fix --lib -p conf_watcher` to apply 3 suggestions)
[INFO] [stderr] warning: `conf_watcher` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: unused import: `file_format::FileFormat`
[INFO] [stderr]  --> examples/verbose_manual.rs:3:65
[INFO] [stderr]   |
[INFO] [stderr] 3 | use conf_watcher::{auto_updated::AutoUpdated, watcher::Watcher, file_format::FileFormat};
[INFO] [stderr]   |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_json`
[INFO] [stderr]   --> examples/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let new_json: AutoUpdated<Config> = fw.auto_update(json);
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_json`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `au`
[INFO] [stderr]   --> examples/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let au:AutoUpdated<Config>  = fw.manual_updated().unwrap();
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_au`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wf`
[INFO] [stderr]   --> examples/main.rs:31:14
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let (au, wf): (AutoUpdated<Config>, WatchedFile) = Watcher::manual_updated_from("file.json", FileFormat::Json).unwrap();
[INFO] [stderr]    |              ^^ help: if this is intentional, prefix it with an underscore: `_wf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `file_format::FileFormat`
[INFO] [stderr]  --> examples/verbose_automatic_updated.rs:4:65
[INFO] [stderr]   |
[INFO] [stderr] 4 | use conf_watcher::{auto_updated::AutoUpdated, watcher::Watcher, file_format::FileFormat};
[INFO] [stderr]   |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `conf_watcher` (example "verbose_manual") generated 1 warning (run `cargo fix --example "verbose_manual" -p conf_watcher` to apply 1 suggestion)
[INFO] [stderr] warning: `conf_watcher` (example "main") generated 3 warnings (run `cargo fix --example "main" -p conf_watcher` to apply 3 suggestions)
[INFO] [stderr] warning: `conf_watcher` (example "verbose_automatic_updated") generated 1 warning (run `cargo fix --example "verbose_automatic_updated" -p conf_watcher` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/conf_watcher-d565f7b9437ca4d6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conf_watcher
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6", kill_on_drop: false }`
[INFO] [stdout] 3ceecd42f197c185c149fb9b6428be641df0ddc36ce7bad68cc41561b5a268b6
