[INFO] fetching crate async-proto 0.26.14...
[INFO] checking async-proto-0.26.14 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-with-reservation
[INFO] extracting crate async-proto 0.26.14 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate async-proto 0.26.14
[INFO] finished tweaking crates.io crate async-proto 0.26.14
[INFO] tweaked toml for crates.io crate async-proto 0.26.14 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-proto 0.26.14 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-proto 0.26.14 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tungstenite v0.29.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.29.0
[INFO] [stderr]   Downloaded uuid v1.22.0
[INFO] [stderr]   Downloaded gix-trace v0.1.18
[INFO] [stderr]   Downloaded objc2-user-notifications v0.3.2
[INFO] [stderr]   Downloaded serde_cow v0.1.2
[INFO] [stderr]   Downloaded async-proto-derive v0.26.14
[INFO] [stderr]   Downloaded faster-hex v0.10.0
[INFO] [stderr]   Downloaded objc2-core-location v0.3.2
[INFO] [stderr]   Downloaded noisy_float v0.2.1
[INFO] [stderr]   Downloaded tokio-rustls v0.25.0
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[INFO] [stderr]   Downloaded cc v1.2.57
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[INFO] [stderr]   Downloaded rustls v0.22.4
[INFO] [stderr]   Downloaded borsh-derive v1.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c22a67dbbc32e3ce74ecb2e26ee415eee2bec521391b2c3bda04ba196f442724
[INFO] running `Command { std: "docker" "start" "-a" "c22a67dbbc32e3ce74ecb2e26ee415eee2bec521391b2c3bda04ba196f442724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c22a67dbbc32e3ce74ecb2e26ee415eee2bec521391b2c3bda04ba196f442724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22a67dbbc32e3ce74ecb2e26ee415eee2bec521391b2c3bda04ba196f442724", kill_on_drop: false }`
[INFO] [stdout] c22a67dbbc32e3ce74ecb2e26ee415eee2bec521391b2c3bda04ba196f442724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42eae99e742f33421b9b07df275cb42b31d8c8d431b78a8978e105b5da85969d
[INFO] running `Command { std: "docker" "start" "-a" "42eae99e742f33421b9b07df275cb42b31d8c8d431b78a8978e105b5da85969d", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking fallible_collections v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling async-proto-derive v0.26.14
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking async-proto v0.26.14 (/opt/rustwide/workdir)
[INFO] [stdout] error: unreachable call
[INFO] [stdout]     --> src/impls/mod.rs:911:1
[INFO] [stdout]      |
[INFO] [stdout]  911 | / impl_protocol_for! {
[INFO] [stdout]  912 | |     #[async_proto(attr(doc = "A nonzero integer is represented like its value."))]
[INFO] [stdout]  913 | |     #[async_proto(via = u8, clone, map_err = |_| ReadErrorKind::UnknownVariant8(0))]
[INFO] [stdout]  914 | |     type std::num::NonZeroU8;
[INFO] [stdout] ...    |
[INFO] [stdout] 1002 | |     type std::time::Duration;
[INFO] [stdout] 1003 | | }
[INFO] [stdout]      | | ^
[INFO] [stdout]      | | |
[INFO] [stdout]      | |_unreachable call
[INFO] [stdout]      |   any code following this expression is unreachable
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:1:41
[INFO] [stdout]      |
[INFO] [stdout]    1 | #![deny(missing_docs, rust_2018_idioms, unused, unused_crate_dependencies, unused_import_braces, unused_lifetimes, unused_qualific...
[INFO] [stdout]      |                                         ^^^^^^
[INFO] [stdout]      = note: `#[deny(unreachable_code)]` implied by `#[deny(unused)]`
[INFO] [stdout]      = note: this error originates in the macro `impl_protocol_for` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unreachable call
[INFO] [stdout]     --> src/impls/mod.rs:911:1
[INFO] [stdout]      |
[INFO] [stdout]  911 | / impl_protocol_for! {
[INFO] [stdout]  912 | |     #[async_proto(attr(doc = "A nonzero integer is represented like its value."))]
[INFO] [stdout]  913 | |     #[async_proto(via = u8, clone, map_err = |_| ReadErrorKind::UnknownVariant8(0))]
[INFO] [stdout]  914 | |     type std::num::NonZeroU8;
[INFO] [stdout] ...    |
[INFO] [stdout] 1002 | |     type std::time::Duration;
[INFO] [stdout] 1003 | | }
[INFO] [stdout]      | | ^
[INFO] [stdout]      | | |
[INFO] [stdout]      | |_unreachable call
[INFO] [stdout]      |   any code following this expression is unreachable
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:1:41
[INFO] [stdout]      |
[INFO] [stdout]    1 | #![deny(missing_docs, rust_2018_idioms, unused, unused_crate_dependencies, unused_import_braces, unused_lifetimes, unused_qualific...
[INFO] [stdout]      |                                         ^^^^^^
[INFO] [stdout]      = note: `#[deny(unreachable_code)]` implied by `#[deny(unused)]`
[INFO] [stdout]      = note: this error originates in the macro `impl_protocol_for` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-proto` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-proto` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "42eae99e742f33421b9b07df275cb42b31d8c8d431b78a8978e105b5da85969d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eae99e742f33421b9b07df275cb42b31d8c8d431b78a8978e105b5da85969d", kill_on_drop: false }`
[INFO] [stdout] 42eae99e742f33421b9b07df275cb42b31d8c8d431b78a8978e105b5da85969d