[INFO] fetching crate blooming 0.5.0...
[INFO] checking blooming-0.5.0 against 1.95.0 for pr-155915
[INFO] extracting crate blooming 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate blooming 0.5.0
[INFO] finished tweaking crates.io crate blooming 0.5.0
[INFO] tweaked toml for crates.io crate blooming 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blooming 0.5.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate blooming 0.5.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.2.18
[INFO] [stderr]   Downloaded serde-env v0.0.2
[INFO] [stderr]   Downloaded sensible-env-logger v0.3.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded atom_syndication v0.12.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.50
[INFO] [stderr]   Downloaded textwrap v0.15.1
[INFO] [stderr]   Downloaded os_str_bytes v6.3.0
[INFO] [stderr]   Downloaded daemonize v0.5.0
[INFO] [stderr]   Downloaded rss-for-mikan v2.0.4-mikan
[INFO] [stderr]   Downloaded chrono v0.4.22
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded serde_json v1.0.85
[INFO] [stderr]   Downloaded serde-bridge v0.0.3
[INFO] [stderr]   Downloaded backon v0.4.1
[INFO] [stderr]   Downloaded tokio v1.28.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.4
[INFO] [stderr]   Downloaded serfig v0.0.2
[INFO] [stderr]   Downloaded quick-xml v0.28.2
[INFO] [stderr]   Downloaded h2 v0.3.14
[INFO] [stderr]   Downloaded clap v3.2.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c341c50681f09c33bb9ee27c1e6407891e8e0f99cc238100d4c901998441431
[INFO] running `Command { std: "docker" "start" "-a" "3c341c50681f09c33bb9ee27c1e6407891e8e0f99cc238100d4c901998441431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c341c50681f09c33bb9ee27c1e6407891e8e0f99cc238100d4c901998441431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c341c50681f09c33bb9ee27c1e6407891e8e0f99cc238100d4c901998441431", kill_on_drop: false }`
[INFO] [stdout] 3c341c50681f09c33bb9ee27c1e6407891e8e0f99cc238100d4c901998441431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f47b8737b3e7ceecb735063213d4a21b5d5413594e32d5c20caf78d9f087b0
[INFO] running `Command { std: "docker" "start" "-a" "05f47b8737b3e7ceecb735063213d4a21b5d5413594e32d5c20caf78d9f087b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling openssl-sys v0.9.76
[INFO] [stderr]     Checking iana-time-zone v0.1.50
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking diligent-date-parser v0.1.4
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking never v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking sensible-env-logger v0.3.2
[INFO] [stderr]     Checking daemonize v0.5.0
[INFO] [stderr]     Checking quick-xml v0.28.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking atom_syndication v0.12.1
[INFO] [stderr]     Checking rss-for-mikan v2.0.4-mikan
[INFO] [stderr]     Checking serde v1.0.145
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking backon v0.4.1
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde-env v0.0.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde-bridge v0.0.3
[INFO] [stderr]     Checking serfig v0.0.2
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.12
[INFO] [stderr]     Checking blooming v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(try_blocks)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blooming` (bin "blooming" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(try_blocks)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blooming` (bin "blooming") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "05f47b8737b3e7ceecb735063213d4a21b5d5413594e32d5c20caf78d9f087b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f47b8737b3e7ceecb735063213d4a21b5d5413594e32d5c20caf78d9f087b0", kill_on_drop: false }`
[INFO] [stdout] 05f47b8737b3e7ceecb735063213d4a21b5d5413594e32d5c20caf78d9f087b0
