[INFO] fetching crate config_rw 2.2.1...
[INFO] testing config_rw-2.2.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate config_rw 2.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate config_rw 2.2.1
[INFO] finished tweaking crates.io crate config_rw 2.2.1
[INFO] tweaked toml for crates.io crate config_rw 2.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate config_rw 2.2.1 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] crate crates.io crate config_rw 2.2.1 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" "+1.100.0-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-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b
[INFO] running `Command { std: "docker" "start" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", 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" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b" "/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" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", 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" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling toml_writer v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling kanal v0.1.1
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
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[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling arraystring v0.3.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling core_affinity v0.8.3
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling toml_parser v1.0.0
[INFO] [stderr]    Compiling toml_edit v0.23.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling thingbuf v0.1.6
[INFO] [stderr]    Compiling fast-able v1.19.4
[INFO] [stderr]    Compiling config_rw v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 40.28s
[INFO] running `Command { std: "docker" "inspect" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", 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" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b" "/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 getrandom v0.3.3
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling config_rw v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 26.29s
[INFO] running `Command { std: "docker" "inspect" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", 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" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b" "/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 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/config_rw/25cfe151bddb9f96/out/config_rw-25cfe151bddb9f96)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_command_line_args ... ok
[INFO] [stdout] test tests::test_type_conversions ... ok
[INFO] [stdout] test tests::test_value_callback_with_null ... ok
[INFO] [stdout] test tests::test_buffer_consistency ... ok
[INFO] [stdout] test tests::test_simple_set_get ... ok
[INFO] [stdout] test tests::test_nested_config ... ok
[INFO] [stdout] test tests::test_config_basic_operations ... ok
[INFO] [stdout] test tests::test_preloaded_config_consistency ... ok
[INFO] [stdout] test tests::test_source_protection ... ok
[INFO] [stdout] test tests::test_add_callback_value ... ok
[INFO] [stdout] test tests::test_dual_buffer_switching ... ok
[INFO] [stdout] test tests::test_file_watcher_and_callback ... FAILED
[INFO] [stdout] test tests::test_auto_callback_on_external_change ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::test_concurrent_file_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_file_watcher_and_callback stdout ----
[INFO] [stdout] Config after first change: name=Some("test_app"), version=Some("1.0.0"), debug=None
[INFO] [stdout] Config changed! Callback count: 1
[INFO] [stdout] Config changed! Callback count: 2
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_file_watcher_and_callback' (1282) panicked at src/lib.rs:1323:9:
[INFO] [stdout] assertion `left == right` failed: Setting same value should NOT trigger callback
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x623e433f0c55 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x623e433b57ba - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x623e433f02eb - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x623e433efdcf - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x623e433ef9fa - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x623e433ef535 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    6:     0x623e434163c1 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    7:     0x623e43416379 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    8:     0x623e4341687c - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]    9:     0x623e433b564b - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   10:     0x623e433b55c9 - core[a373ad73a504971]::panicking::assert_failed_inner
[INFO] [stdout]   11:     0x623e43415f27 - core[a373ad73a504971]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]   12:     0x623e433a8014 - <config_rw[4c64f51af819043e]::tests::test_file_watcher_and_callback::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x623e43432bbb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x623e4342e01f - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x623e4342da9c - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x623e4344d7dc - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x623e434182d4 - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x79dba5721dfa - <unknown>
[INFO] [stdout]   19:     0x79dba57b53d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_file_watcher_and_callback
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b", kill_on_drop: false }`
[INFO] [stdout] d7ed88f4eeb76db79002dae857c362caa403334facd21332b87501667829ee9b
