[INFO] fetching crate unicode_names2 1.2.0...
[INFO] testing unicode_names2-1.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate unicode_names2 1.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate unicode_names2 1.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unicode_names2 1.2.0
[INFO] finished tweaking crates.io crate unicode_names2 1.2.0
[INFO] tweaked toml for crates.io crate unicode_names2 1.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate unicode_names2 1.2.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode_names2_generator v1.2.0
[INFO] [stderr]   Downloaded unicode_names2_macros v1.1.0
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded unicode_names2 v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c0639f0b6b56e18f8c8cd7fde2f3ca69553850582e0fa1129ce80c3e1a23536
[INFO] running `Command { std: "docker" "start" "-a" "1c0639f0b6b56e18f8c8cd7fde2f3ca69553850582e0fa1129ce80c3e1a23536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0639f0b6b56e18f8c8cd7fde2f3ca69553850582e0fa1129ce80c3e1a23536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0639f0b6b56e18f8c8cd7fde2f3ca69553850582e0fa1129ce80c3e1a23536", kill_on_drop: false }`
[INFO] [stdout] 1c0639f0b6b56e18f8c8cd7fde2f3ca69553850582e0fa1129ce80c3e1a23536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fab4a7e8788f490d00a87a177e43b85e904c654d07994eccfc1051ba7316ae9
[INFO] running `Command { std: "docker" "start" "-a" "3fab4a7e8788f490d00a87a177e43b85e904c654d07994eccfc1051ba7316ae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling time v0.3.20
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.2.0
[INFO] [stderr]    Compiling unicode_names2 v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "3fab4a7e8788f490d00a87a177e43b85e904c654d07994eccfc1051ba7316ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fab4a7e8788f490d00a87a177e43b85e904c654d07994eccfc1051ba7316ae9", kill_on_drop: false }`
[INFO] [stdout] 3fab4a7e8788f490d00a87a177e43b85e904c654d07994eccfc1051ba7316ae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca01e5f5cd1b19f21e01877afd791c852e29e89a57c34c6bcc835f944a99ea92
[INFO] running `Command { std: "docker" "start" "-a" "ca01e5f5cd1b19f21e01877afd791c852e29e89a57c34c6bcc835f944a99ea92", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.2.0
[INFO] [stderr]    Compiling unicode_names2 v1.1.0
[INFO] [stderr]    Compiling unicode_names2 v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode_names2_macros v1.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicode_names2` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca01e5f5cd1b19f21e01877afd791c852e29e89a57c34c6bcc835f944a99ea92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca01e5f5cd1b19f21e01877afd791c852e29e89a57c34c6bcc835f944a99ea92", kill_on_drop: false }`
[INFO] [stdout] ca01e5f5cd1b19f21e01877afd791c852e29e89a57c34c6bcc835f944a99ea92
[INFO] testing unicode_names2-1.2.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate unicode_names2 1.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate unicode_names2 1.2.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unicode_names2 1.2.0
[INFO] finished tweaking crates.io crate unicode_names2 1.2.0
[INFO] tweaked toml for crates.io crate unicode_names2 1.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate unicode_names2 1.2.0 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-2023-12-22" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bd2ed7fc22b262f6e7492fff41797c585e6cedf833f3bb7b2f736f87e1dd6cf
[INFO] running `Command { std: "docker" "start" "-a" "7bd2ed7fc22b262f6e7492fff41797c585e6cedf833f3bb7b2f736f87e1dd6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bd2ed7fc22b262f6e7492fff41797c585e6cedf833f3bb7b2f736f87e1dd6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd2ed7fc22b262f6e7492fff41797c585e6cedf833f3bb7b2f736f87e1dd6cf", kill_on_drop: false }`
[INFO] [stdout] 7bd2ed7fc22b262f6e7492fff41797c585e6cedf833f3bb7b2f736f87e1dd6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30b74baad96de2a2e849b6efbb031f3dfcffe264c2acf55c01db18a91562e853
[INFO] running `Command { std: "docker" "start" "-a" "30b74baad96de2a2e849b6efbb031f3dfcffe264c2acf55c01db18a91562e853", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling time v0.3.20
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.2.0
[INFO] [stderr]    Compiling unicode_names2 v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "30b74baad96de2a2e849b6efbb031f3dfcffe264c2acf55c01db18a91562e853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b74baad96de2a2e849b6efbb031f3dfcffe264c2acf55c01db18a91562e853", kill_on_drop: false }`
[INFO] [stdout] 30b74baad96de2a2e849b6efbb031f3dfcffe264c2acf55c01db18a91562e853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b0479ad1fd067bad2aea96d167190cb954267130389a27667eaee598f4f4321
[INFO] running `Command { std: "docker" "start" "-a" "5b0479ad1fd067bad2aea96d167190cb954267130389a27667eaee598f4f4321", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling unicode_names2_generator v1.2.0
[INFO] [stderr]    Compiling unicode_names2 v1.1.0
[INFO] [stderr]    Compiling unicode_names2 v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode_names2_macros v1.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unicode_names2` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5b0479ad1fd067bad2aea96d167190cb954267130389a27667eaee598f4f4321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0479ad1fd067bad2aea96d167190cb954267130389a27667eaee598f4f4321", kill_on_drop: false }`
[INFO] [stdout] 5b0479ad1fd067bad2aea96d167190cb954267130389a27667eaee598f4f4321
