[INFO] fetching crate deuterium_orm 0.5.0...
[INFO] testing deuterium_orm-0.5.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate deuterium_orm 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate deuterium_orm 0.5.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deuterium_orm 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate deuterium_orm 0.5.0
[INFO] tweaked toml for crates.io crate deuterium_orm 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-util v0.1.10
[INFO] [stderr]   Downloaded r2d2_postgres v0.18.1
[INFO] [stderr]   Downloaded md5 v0.3.8
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded fallible-iterator v0.1.6
[INFO] [stderr]   Downloaded hex v0.2.0
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded deuterium_plugin v0.5.3
[INFO] [stderr]   Downloaded phf v0.7.20
[INFO] [stderr]   Downloaded regex_macros v0.2.0
[INFO] [stderr]   Downloaded postgres-protocol v0.2.2
[INFO] [stderr]   Downloaded phf_shared v0.7.20
[INFO] [stderr]   Downloaded postgres v0.13.4
[INFO] [stderr]   Downloaded deuterium v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 819ae2be5b5498a97598c912bd944c3ff7ff0b5cd0f0a850713f6ac42ab0f433
[INFO] running `Command { std: "docker" "start" "-a" "819ae2be5b5498a97598c912bd944c3ff7ff0b5cd0f0a850713f6ac42ab0f433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "819ae2be5b5498a97598c912bd944c3ff7ff0b5cd0f0a850713f6ac42ab0f433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819ae2be5b5498a97598c912bd944c3ff7ff0b5cd0f0a850713f6ac42ab0f433", kill_on_drop: false }`
[INFO] [stdout] 819ae2be5b5498a97598c912bd944c3ff7ff0b5cd0f0a850713f6ac42ab0f433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f94bfdfb8c1b52035e5522621f59e710c50337d53dc0bf1de679da6899527a
[INFO] running `Command { std: "docker" "start" "-a" "05f94bfdfb8c1b52035e5522621f59e710c50337d53dc0bf1de679da6899527a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]    Compiling whoami v1.4.1
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling phf v0.7.20
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling postgres-protocol v0.2.2
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/lib.rs:522:42
[INFO] [stdout]     |
[INFO] [stdout] 522 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling postgres-protocol v0.6.6
[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 `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "05f94bfdfb8c1b52035e5522621f59e710c50337d53dc0bf1de679da6899527a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f94bfdfb8c1b52035e5522621f59e710c50337d53dc0bf1de679da6899527a", kill_on_drop: false }`
[INFO] [stdout] 05f94bfdfb8c1b52035e5522621f59e710c50337d53dc0bf1de679da6899527a
[INFO] testing deuterium_orm-0.5.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate deuterium_orm 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate deuterium_orm 0.5.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deuterium_orm 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate deuterium_orm 0.5.0
[INFO] tweaked toml for crates.io crate deuterium_orm 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f27a930372024e5327df1f0de516948d829273c8ad9def0e5eeb293e616a11b
[INFO] running `Command { std: "docker" "start" "-a" "4f27a930372024e5327df1f0de516948d829273c8ad9def0e5eeb293e616a11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f27a930372024e5327df1f0de516948d829273c8ad9def0e5eeb293e616a11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f27a930372024e5327df1f0de516948d829273c8ad9def0e5eeb293e616a11b", kill_on_drop: false }`
[INFO] [stdout] 4f27a930372024e5327df1f0de516948d829273c8ad9def0e5eeb293e616a11b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35fee30580dde00366efecb1908f3f5215691127e0b422365176a1e7db991d7e
[INFO] running `Command { std: "docker" "start" "-a" "35fee30580dde00366efecb1908f3f5215691127e0b422365176a1e7db991d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling finl_unicode v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fallible-iterator v0.1.6
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling whoami v1.4.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling phf v0.7.20
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling postgres-protocol v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling stringprep v0.1.4
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling postgres-protocol v0.6.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/lib.rs:522:42
[INFO] [stdout]     |
[INFO] [stdout] 522 | #![cfg_attr(feature = "pattern", feature(pattern))]
[INFO] [stdout]     |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling postgres-types v0.2.6
[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 `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "35fee30580dde00366efecb1908f3f5215691127e0b422365176a1e7db991d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fee30580dde00366efecb1908f3f5215691127e0b422365176a1e7db991d7e", kill_on_drop: false }`
[INFO] [stdout] 35fee30580dde00366efecb1908f3f5215691127e0b422365176a1e7db991d7e
