[INFO] fetching crate push-messaging 0.1.1...
[INFO] testing push-messaging-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate push-messaging 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate push-messaging 0.1.1 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] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate push-messaging 0.1.1
[INFO] finished tweaking crates.io crate push-messaging 0.1.1
[INFO] tweaked toml for crates.io crate push-messaging 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded builder-pattern v0.4.2
[INFO] [stderr]   Downloaded builder-pattern-macro v0.4.2
[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] 7b6d17b632c2e1c19879a3e715723840f87126a645d566f8165ea39b1dd2f8e6
[INFO] running `Command { std: "docker" "start" "-a" "7b6d17b632c2e1c19879a3e715723840f87126a645d566f8165ea39b1dd2f8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b6d17b632c2e1c19879a3e715723840f87126a645d566f8165ea39b1dd2f8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6d17b632c2e1c19879a3e715723840f87126a645d566f8165ea39b1dd2f8e6", kill_on_drop: false }`
[INFO] [stdout] 7b6d17b632c2e1c19879a3e715723840f87126a645d566f8165ea39b1dd2f8e6
[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] 6ddcea51203b7fc8b32d53118d6ba2813f719546d1360df4dbbc5818a62356da
[INFO] running `Command { std: "docker" "start" "-a" "6ddcea51203b7fc8b32d53118d6ba2813f719546d1360df4dbbc5818a62356da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling builder-pattern-macro v0.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling builder-pattern v0.4.2
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling serde_with v2.3.3
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.23
[INFO] [stderr]    Compiling push-messaging v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_in_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_fn_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error`, `fmt`, `rc::Rc`, `str::FromStr`
[INFO] [stdout]  --> src/client/message.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt, rc::Rc, str::FromStr};
[INFO] [stdout]   |           ^^^^^^^^^^^^  ^^^  ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime`, `Duration`, `FixedOffset`
[INFO] [stdout]  --> src/client/message.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::{DateTime, Duration, FixedOffset};
[INFO] [stdout]   |              ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserializer`, `Serializer`
[INFO] [stdout]  --> src/client/message.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Deserializer, Serialize, Serializer};
[INFO] [stdout]   |                          ^^^^^^^^^^^^             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CONTENT_LENGTH`
[INFO] [stdout]  --> src/fcm/fcm_client.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::{Response, header::{CONTENT_TYPE, CONTENT_LENGTH, AUTHORIZATION, RETRY_AFTER}, StatusCode};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error`, `fmt`, `rc::Rc`, `str::FromStr`
[INFO] [stdout]  --> src/fcm/message.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt, rc::Rc, str::FromStr};
[INFO] [stdout]   |           ^^^^^^^^^^^^  ^^^  ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime`, `Duration`, `FixedOffset`
[INFO] [stdout]  --> src/fcm/message.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::{DateTime, Duration, FixedOffset};
[INFO] [stdout]   |              ^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserializer`, `Serializer`
[INFO] [stdout]  --> src/fcm/message.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Deserializer, Serialize, Serializer};
[INFO] [stdout]   |                          ^^^^^^^^^^^^             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `async_fn_in_trait` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_in_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `push-messaging` (lib) due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6ddcea51203b7fc8b32d53118d6ba2813f719546d1360df4dbbc5818a62356da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddcea51203b7fc8b32d53118d6ba2813f719546d1360df4dbbc5818a62356da", kill_on_drop: false }`
[INFO] [stdout] 6ddcea51203b7fc8b32d53118d6ba2813f719546d1360df4dbbc5818a62356da
