[INFO] fetching crate watchfile 0.1.1...
[INFO] testing watchfile-0.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate watchfile 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate watchfile 0.1.1
[INFO] finished tweaking crates.io crate watchfile 0.1.1
[INFO] tweaked toml for crates.io crate watchfile 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate watchfile 0.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to highest compatible versions
[INFO] [stderr]       Adding toml v0.8.23 (available: v1.1.8+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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] 3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677
[INFO] running `Command { std: "docker" "start" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", 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" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", 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" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling equivalent v1.0.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling watchfile v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 43.48s
[INFO] running `Command { std: "docker" "inspect" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", 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" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling watchfile v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 45.86s
[INFO] running `Command { std: "docker" "inspect" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", 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" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/watchfile/775ec3b91aaa1d8f/out/watchfile-775ec3b91aaa1d8f)
[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 watchfile
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - WatchFile::watch_file_channel (line 270) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - WatchFile::watch_file (line 237) ... ok
[INFO] [stdout] test src/lib.rs - WatchFile::post_serialize (line 102) ... FAILED
[INFO] [stdout] test src/lib.rs - WatchFile::save (line 336) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - WatchFile::post_serialize (line 102) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (902) panicked at src/lib.rs:23:59:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f8acef3d021 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f8acef3d021 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f8acef3d021 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f8acef3d021 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f8acef510da - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f8acef510da - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x5f8acef40efc - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5f8acef40efc - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5f8acef212b6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f8acef212b6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x5f8acef35c21 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f8acef35f4b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x5f8acef21362 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x5f8acef1a239 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5f8acef21edd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x5f8acef5183c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5f8acef51612 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x5f8acee8b73b - rust_out[72a830746f8703f]::main::{closure#0}
[INFO] [stdout]   18:     0x5f8acee82ad9 - <tokio[9c2bd5060f06f5ef]::runtime::park::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   19:     0x5f8acee5ee4a - <tokio[9c2bd5060f06f5ef]::runtime::park::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   20:     0x5f8acee8253a - <tokio[9c2bd5060f06f5ef]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   21:     0x5f8acee6f235 - tokio[9c2bd5060f06f5ef]::runtime::context::runtime::enter_runtime::<<tokio[9c2bd5060f06f5ef]::runtime::scheduler::multi_thread::MultiThread>::block_on<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   22:     0x5f8acee5d094 - <tokio[9c2bd5060f06f5ef]::runtime::runtime::Runtime>::block_on_inner::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   23:     0x5f8acee5d1a2 - <tokio[9c2bd5060f06f5ef]::runtime::runtime::Runtime>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   24:     0x5f8acee8fa80 - rust_out[72a830746f8703f]::main
[INFO] [stdout]   25:     0x5f8aceea53db - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   26:     0x5f8acee69ea6 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   27:     0x5f8acee83579 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   28:     0x5f8acef353b8 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   29:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   30:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   31:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5f8acef353b8 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   33:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   34:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   35:     0x5f8acef353b8 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x5f8acef353b8 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   37:     0x5f8acee63b81 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stdout]   38:     0x5f8aceea6865 - main
[INFO] [stdout]   39:     0x77522a625601 - <unknown>
[INFO] [stdout]   40:     0x77522a625718 - __libc_start_main
[INFO] [stdout]   41:     0x5f8acee5ba45 - _start
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - WatchFile::save (line 336) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (913) panicked at src/lib.rs:20:44:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x654393c54f21 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x654393c54f21 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x654393c54f21 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x654393c54f21 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x654393c6998a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x654393c6998a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x654393c58dfc - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x654393c58dfc - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x654393c391b6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x654393c391b6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x654393c4db21 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x654393c4de4b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x654393c39262 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x654393c32139 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x654393c39ddd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x654393c6a12c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x654393c69f02 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x654393b80c53 - rust_out[72a830746f8703f]::main::{closure#0}
[INFO] [stdout]   18:     0x654393b76429 - <tokio[9c2bd5060f06f5ef]::runtime::park::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   19:     0x654393b4a0ba - <tokio[9c2bd5060f06f5ef]::runtime::park::CachedParkThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   20:     0x654393b75e8a - <tokio[9c2bd5060f06f5ef]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   21:     0x654393b5f555 - tokio[9c2bd5060f06f5ef]::runtime::context::runtime::enter_runtime::<<tokio[9c2bd5060f06f5ef]::runtime::scheduler::multi_thread::MultiThread>::block_on<rust_out[72a830746f8703f]::main::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   22:     0x654393b48224 - <tokio[9c2bd5060f06f5ef]::runtime::runtime::Runtime>::block_on_inner::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   23:     0x654393b48332 - <tokio[9c2bd5060f06f5ef]::runtime::runtime::Runtime>::block_on::<rust_out[72a830746f8703f]::main::{closure#0}>
[INFO] [stdout]   24:     0x654393b85910 - rust_out[72a830746f8703f]::main
[INFO] [stdout]   25:     0x654393ba438b - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   26:     0x654393b596c6 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   27:     0x654393b76fa9 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   28:     0x654393c4d2b8 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   29:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   30:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   31:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x654393c4d2b8 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   33:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   34:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   35:     0x654393c4d2b8 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x654393c4d2b8 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   37:     0x654393b50131 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stdout]   38:     0x654393ba5b55 - main
[INFO] [stdout]   39:     0x758ef1138601 - <unknown>
[INFO] [stdout]   40:     0x758ef1138718 - __libc_start_main
[INFO] [stdout]   41:     0x654393b468d5 - _start
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - WatchFile::post_serialize (line 102)
[INFO] [stdout]     src/lib.rs - WatchFile::save (line 336)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677", kill_on_drop: false }`
[INFO] [stdout] 3ef092a2e39db6711f14fe73f5b11b090cdf5288a46b75d4114c2d0a24d3d677
