[INFO] fetching crate melib 0.8.13...
[INFO] testing melib-0.8.13 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate melib 0.8.13 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate melib 0.8.13
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate melib 0.8.13
[INFO] tweaked toml for crates.io crate melib 0.8.13 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melib 0.8.13 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate melib 0.8.13 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87dabb62e795228e9d3df188c712c5cdfb199dcd7b0b50214a4a2b9952f98940
[INFO] running `Command { std: "docker" "start" "-a" "87dabb62e795228e9d3df188c712c5cdfb199dcd7b0b50214a4a2b9952f98940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87dabb62e795228e9d3df188c712c5cdfb199dcd7b0b50214a4a2b9952f98940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87dabb62e795228e9d3df188c712c5cdfb199dcd7b0b50214a4a2b9952f98940", kill_on_drop: false }`
[INFO] [stdout] 87dabb62e795228e9d3df188c712c5cdfb199dcd7b0b50214a4a2b9952f98940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2124f058be411798a07ad7799c9dc7ec7bf9476711a0d959c320f3dda509d454
[INFO] running `Command { std: "docker" "start" "-a" "2124f058be411798a07ad7799c9dc7ec7bf9476711a0d959c320f3dda509d454", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling bounded-static v0.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling abnf-core v0.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling xdg v2.5.2
[INFO] [stderr]    Compiling async-executor v1.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling melib v0.8.13 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling async-fs v2.1.2
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling bounded-static-derive v0.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling imap-types v2.0.0-alpha.4
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling imap-codec v2.0.0-alpha.5
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.2.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling async-fn-stream v0.3.2
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.26s
[INFO] running `Command { std: "docker" "inspect" "2124f058be411798a07ad7799c9dc7ec7bf9476711a0d959c320f3dda509d454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2124f058be411798a07ad7799c9dc7ec7bf9476711a0d959c320f3dda509d454", kill_on_drop: false }`
[INFO] [stdout] 2124f058be411798a07ad7799c9dc7ec7bf9476711a0d959c320f3dda509d454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2548a69fe3ff55b8b492786a25e5bf2dd0fbc7466a9dad018ec0b3e169d89bd1
[INFO] running `Command { std: "docker" "start" "-a" "2548a69fe3ff55b8b492786a25e5bf2dd0fbc7466a9dad018ec0b3e169d89bd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.7
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling toml_edit v0.22.20
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.2.4
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling melib v0.8.13 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `melib` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name melib --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="imap"' --cfg 'feature="imap-codec"' --cfg 'feature="maildir"' --cfg 'feature="mbox-notify"' --cfg 'feature="native-tls"' --cfg 'feature="nntp"' --cfg 'feature="notify"' --cfg 'feature="smtp"' --cfg 'feature="tls"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("debug-tracing", "default", "gpgme", "http", "http-static", "imap", "imap-codec", "imap-trace", "isahc", "jmap", "jmap-trace", "maildir", "mbox-notify", "native-tls", "nntp", "nntp-trace", "notify", "notmuch", "rusqlite", "smtp", "smtp-trace", "sqlite3", "sqlite3-static", "tls", "tls-static", "url"))' -C metadata=fb9acc5ab7ec2821 -C extra-filename=-06eff5318ed6201b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_fn_stream=/opt/rustwide/target/debug/deps/libasync_fn_stream-a199e86335226562.rlib --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-1d4f99a81edb5ec4.rlib --extern base64=/opt/rustwide/target/debug/deps/libbase64-32787b0325ea6df8.rlib --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-6295181f83bde43a.rlib --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-3e7fc4e38d4a72b5.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-c4669ee39380f1e9.rlib --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-506ef4e476430498.rlib --extern encoding_rs=/opt/rustwide/target/debug/deps/libencoding_rs-f93f8c7c90ba6d45.rlib --extern flate2=/opt/rustwide/target/debug/deps/libflate2-226d4e4bada87d54.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-a64faf20c9a8fe30.rlib --extern imap_codec=/opt/rustwide/target/debug/deps/libimap_codec-2c4891df574bf52e.rlib --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-3c749e32d4447702.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-447cbd2ab314a675.rlib --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-c058f840dc2da7a3.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-368e05ac2c0115e3.rlib --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-963ac3fa916cb1d0.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-6761c9ac46075374.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-370723ffd298e17b.rlib --extern notify=/opt/rustwide/target/debug/deps/libnotify-e22ba27953229996.rlib --extern polling=/opt/rustwide/target/debug/deps/libpolling-4657da4e24c4857f.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-7c70ad4fdf7dac96.rlib --extern rusty_fork=/opt/rustwide/target/debug/deps/librusty_fork-c838179d8dd5b9a9.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-d6589205fc7ed113.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-2e9df33c7cc9e249.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9148663bc553af04.rlib --extern serde_path_to_error=/opt/rustwide/target/debug/deps/libserde_path_to_error-b978309609e3d229.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-6cfc3f46c1476b44.rlib --extern smol=/opt/rustwide/target/debug/deps/libsmol-2b50e260799ea737.rlib --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-a06ad2df28c68c37.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-a634c1fec8640960.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-ce5f3957e2a3afef.rlib --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-57475cbdf06b9b13.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-c6ef848c8238c3d9.rlib --extern xdg=/opt/rustwide/target/debug/deps/libxdg-44a29906e4ec2d9a.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2548a69fe3ff55b8b492786a25e5bf2dd0fbc7466a9dad018ec0b3e169d89bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2548a69fe3ff55b8b492786a25e5bf2dd0fbc7466a9dad018ec0b3e169d89bd1", kill_on_drop: false }`
[INFO] [stdout] 2548a69fe3ff55b8b492786a25e5bf2dd0fbc7466a9dad018ec0b3e169d89bd1
