[INFO] fetching crate hotwatch 0.4.6...
[INFO] testing hotwatch-0.4.6 against 1.60.0 for beta-1.61-1
[INFO] extracting crate hotwatch 0.4.6 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate hotwatch 0.4.6 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hotwatch 0.4.6
[INFO] finished tweaking crates.io crate hotwatch 0.4.6
[INFO] tweaked toml for crates.io crate hotwatch 0.4.6 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate crates.io crate hotwatch 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inotify-sys v0.1.5
[INFO] [stderr]   Downloaded filetime v0.2.15
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded serde_json v1.0.68
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded object v0.26.2
[INFO] [stderr]   Downloaded addr2line v0.16.0
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] [stderr]   Downloaded cc v1.0.71
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3c70c1582569fc8a07375970eb27504442503709b60d1f7bdfb2af6486d376
[INFO] running `Command { std: "docker" "start" "-a" "2a3c70c1582569fc8a07375970eb27504442503709b60d1f7bdfb2af6486d376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3c70c1582569fc8a07375970eb27504442503709b60d1f7bdfb2af6486d376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3c70c1582569fc8a07375970eb27504442503709b60d1f7bdfb2af6486d376", kill_on_drop: false }`
[INFO] [stdout] 2a3c70c1582569fc8a07375970eb27504442503709b60d1f7bdfb2af6486d376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac3e7d3eabb44bafab76309eefa23e10fd1db52f76622d7405fec1bbd5e956a
[INFO] running `Command { std: "docker" "start" "-a" "5ac3e7d3eabb44bafab76309eefa23e10fd1db52f76622d7405fec1bbd5e956a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling hotwatch v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "5ac3e7d3eabb44bafab76309eefa23e10fd1db52f76622d7405fec1bbd5e956a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac3e7d3eabb44bafab76309eefa23e10fd1db52f76622d7405fec1bbd5e956a", kill_on_drop: false }`
[INFO] [stdout] 5ac3e7d3eabb44bafab76309eefa23e10fd1db52f76622d7405fec1bbd5e956a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7719480e8f5177bbd448dd07d6ac802b67279099e4e67f136fbbf01ca18c07
[INFO] running `Command { std: "docker" "start" "-a" "cc7719480e8f5177bbd448dd07d6ac802b67279099e4e67f136fbbf01ca18c07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling hotwatch v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> examples/json.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if changed.compare_and_swap(true, false, Ordering::AcqRel) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> examples/json.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> examples/json.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hobby`
[INFO] [stdout]   --> examples/json.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     hobby: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> examples/json.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `favorite_color`
[INFO] [stdout]   --> examples/json.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     favorite_color: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> examples/json.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.49s
[INFO] running `Command { std: "docker" "inspect" "cc7719480e8f5177bbd448dd07d6ac802b67279099e4e67f136fbbf01ca18c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7719480e8f5177bbd448dd07d6ac802b67279099e4e67f136fbbf01ca18c07", kill_on_drop: false }`
[INFO] [stdout] cc7719480e8f5177bbd448dd07d6ac802b67279099e4e67f136fbbf01ca18c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76dc71e15b8e48555ce3db6cc6446ed4b107978d7eddeed059f74420c956d234
[INFO] running `Command { std: "docker" "start" "-a" "76dc71e15b8e48555ce3db6cc6446ed4b107978d7eddeed059f74420c956d234", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> examples/json.rs:32:20
[INFO] [stderr]    |
[INFO] [stderr] 32 |         if changed.compare_and_swap(true, false, Ordering::AcqRel) {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> examples/json.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> examples/json.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `hobby`
[INFO] [stderr]   --> examples/json.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     hobby: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> examples/json.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `favorite_color`
[INFO] [stderr]   --> examples/json.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     favorite_color: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `CuteGirl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> examples/json.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[derive(Debug, serde::Deserialize)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `hotwatch` (example "json") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hotwatch-84377b06aa900b33)
[INFO] [stderr]      Running tests/send_sync.rs (/opt/rustwide/target/debug/deps/send_sync-60937b9136b21932)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test hotwatch_send ... ok
[INFO] [stdout] test hotwatch_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hotwatch
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Hotwatch::new (line 96) ... ok
[INFO] [stdout] test src/blocking.rs - blocking::Hotwatch::new (line 55) ... ok
[INFO] [stdout] test src/blocking.rs - blocking::Hotwatch::watch (line 97) ... ok
[INFO] [stdout] test src/lib.rs - Hotwatch::watch (line 137) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76dc71e15b8e48555ce3db6cc6446ed4b107978d7eddeed059f74420c956d234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76dc71e15b8e48555ce3db6cc6446ed4b107978d7eddeed059f74420c956d234", kill_on_drop: false }`
[INFO] [stdout] 76dc71e15b8e48555ce3db6cc6446ed4b107978d7eddeed059f74420c956d234