[INFO] fetching crate aerostream 0.16.5...
[INFO] checking aerostream-0.16.5 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate aerostream 0.16.5 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate aerostream 0.16.5 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aerostream 0.16.5
[INFO] finished tweaking crates.io crate aerostream 0.16.5
[INFO] tweaked toml for crates.io crate aerostream 0.16.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate aerostream 0.16.5 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" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "fcbd2499e32d4ebc4427f0541da06a17afaec3801ce55e4f6bd9b161e4bcfe82", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "fcbd2499e32d4ebc4427f0541da06a17afaec3801ce55e4f6bd9b161e4bcfe82", kill_on_drop: false }`
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[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/event.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Clone, DagCbor, Default)]
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]   --> src/event.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Clone, DagCbor, Default)]
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:165:24
[INFO] [stdout]     |
[INFO] [stdout] 165 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:165:24
[INFO] [stdout]     |
[INFO] [stdout] 165 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:231:24
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:231:24
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:251:24
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:251:24
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:290:24
[INFO] [stdout]     |
[INFO] [stdout] 290 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:290:24
[INFO] [stdout]     |
[INFO] [stdout] 290 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/event.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Clone, DagCbor, Default)]
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]   --> src/event.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Clone, DagCbor, Default)]
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:165:24
[INFO] [stdout]     |
[INFO] [stdout] 165 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:165:24
[INFO] [stdout]     |
[INFO] [stdout] 165 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:173:24
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:231:24
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:231:24
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:251:24
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:251:24
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/event.rs:290:24
[INFO] [stdout]     |
[INFO] [stdout] 290 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #123748 <https://github.com/rust-lang/rust/issues/123748>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: Decode<DagCborCodec>` will fail
[INFO] [stdout]    --> src/event.rs:290:24
[INFO] [stdout]     |
[INFO] [stdout] 290 | #[derive(Debug, Clone, DagCbor)]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `DagCbor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.04s
[INFO] running `Command { std: "docker" "inspect" "cb2740a431c9e65fd73dc31a55a53cec427280588e298f7dda5942509ae1d48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2740a431c9e65fd73dc31a55a53cec427280588e298f7dda5942509ae1d48b", kill_on_drop: false }`
[INFO] [stdout] cb2740a431c9e65fd73dc31a55a53cec427280588e298f7dda5942509ae1d48b
