[INFO] fetching crate fef 0.2.3...
[INFO] testing fef-0.2.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate fef 0.2.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate fef 0.2.3
[INFO] finished tweaking crates.io crate fef 0.2.3
[INFO] tweaked toml for crates.io crate fef 0.2.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fef 0.2.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fef 0.2.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v2.0.7
[INFO] [stderr]   Downloaded thiserror-impl v2.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7da174bb049bd55b5670e5f92b40572ce9c330e60d32419daa26264812b53868
[INFO] running `Command { std: "docker" "start" "-a" "7da174bb049bd55b5670e5f92b40572ce9c330e60d32419daa26264812b53868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da174bb049bd55b5670e5f92b40572ce9c330e60d32419daa26264812b53868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da174bb049bd55b5670e5f92b40572ce9c330e60d32419daa26264812b53868", kill_on_drop: false }`
[INFO] [stdout] 7da174bb049bd55b5670e5f92b40572ce9c330e60d32419daa26264812b53868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85bc7b6e919e9ecfc99b89e08c75fbddbef4a223af217f3bd5c18e159046ea27
[INFO] running `Command { std: "docker" "start" "-a" "85bc7b6e919e9ecfc99b89e08c75fbddbef4a223af217f3bd5c18e159046ea27", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling thiserror v2.0.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.7
[INFO] [stderr]    Compiling fef v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/common/traits.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub trait Sealed {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.98s
[INFO] [stdout] warning: function `skip_bytes` is never used
[INFO] [stdout]  --> src/common/stream_utils.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn skip_bytes<R: ?Sized + Read>(
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85bc7b6e919e9ecfc99b89e08c75fbddbef4a223af217f3bd5c18e159046ea27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85bc7b6e919e9ecfc99b89e08c75fbddbef4a223af217f3bd5c18e159046ea27", kill_on_drop: false }`
[INFO] [stdout] 85bc7b6e919e9ecfc99b89e08c75fbddbef4a223af217f3bd5c18e159046ea27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c396e476723b2b556a8372f6ebd8d6996dc09c467c61ca5e1c0afbddf16998e
[INFO] running `Command { std: "docker" "start" "-a" "5c396e476723b2b556a8372f6ebd8d6996dc09c467c61ca5e1c0afbddf16998e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fef v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/common/traits.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub trait Sealed {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `skip_bytes` is never used
[INFO] [stdout]  --> src/common/stream_utils.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn skip_bytes<R: ?Sized + Read>(
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]  --> src/common/traits.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub trait Sealed {}
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `skip_bytes` is never used
[INFO] [stdout]  --> src/common/stream_utils.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn skip_bytes<R: ?Sized + Read>(
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "5c396e476723b2b556a8372f6ebd8d6996dc09c467c61ca5e1c0afbddf16998e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c396e476723b2b556a8372f6ebd8d6996dc09c467c61ca5e1c0afbddf16998e", kill_on_drop: false }`
[INFO] [stdout] 5c396e476723b2b556a8372f6ebd8d6996dc09c467c61ca5e1c0afbddf16998e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b49bb1a34b08055ef81eb8f3d8295636b82c927945249dd08eeabc19f7d7462
[INFO] running `Command { std: "docker" "start" "-a" "7b49bb1a34b08055ef81eb8f3d8295636b82c927945249dd08eeabc19f7d7462", kill_on_drop: false }`
[INFO] [stderr] warning: trait `Sealed` is never used
[INFO] [stderr]  --> src/common/traits.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 |     pub trait Sealed {}
[INFO] [stderr]   |               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `skip_bytes` is never used
[INFO] [stderr]  --> src/common/stream_utils.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) fn skip_bytes<R: ?Sized + Read>(
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fef` (lib) generated 2 warnings
[INFO] [stderr] warning: `fef` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fef-05de4a407ed81f14)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fef
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion::new (line 25) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion::micro (line 67) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion (line 112) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion (line 80) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion (line 126) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion::minor (line 55) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion (line 94) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion::major (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b49bb1a34b08055ef81eb8f3d8295636b82c927945249dd08eeabc19f7d7462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b49bb1a34b08055ef81eb8f3d8295636b82c927945249dd08eeabc19f7d7462", kill_on_drop: false }`
[INFO] [stdout] 7b49bb1a34b08055ef81eb8f3d8295636b82c927945249dd08eeabc19f7d7462