[INFO] fetching crate fef 0.2.3...
[INFO] testing fef-0.2.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate fef 0.2.3 into /workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fef 0.2.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 037f7e7756bb07e5d0109677a9c0a0a67d20fa468c52f86f42e5a66bf2c5df0f
[INFO] running `Command { std: "docker" "start" "-a" "037f7e7756bb07e5d0109677a9c0a0a67d20fa468c52f86f42e5a66bf2c5df0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "037f7e7756bb07e5d0109677a9c0a0a67d20fa468c52f86f42e5a66bf2c5df0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037f7e7756bb07e5d0109677a9c0a0a67d20fa468c52f86f42e5a66bf2c5df0f", kill_on_drop: false }`
[INFO] [stdout] 037f7e7756bb07e5d0109677a9c0a0a67d20fa468c52f86f42e5a66bf2c5df0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad1db544fd25e553bf9b6ea6f77d000aa6cd8d0ee67e5599d870bc21e077d25
[INFO] running `Command { std: "docker" "start" "-a" "8ad1db544fd25e553bf9b6ea6f77d000aa6cd8d0ee67e5599d870bc21e077d25", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling thiserror v2.0.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[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] [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 `dev` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "8ad1db544fd25e553bf9b6ea6f77d000aa6cd8d0ee67e5599d870bc21e077d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad1db544fd25e553bf9b6ea6f77d000aa6cd8d0ee67e5599d870bc21e077d25", kill_on_drop: false }`
[INFO] [stdout] 8ad1db544fd25e553bf9b6ea6f77d000aa6cd8d0ee67e5599d870bc21e077d25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db12121be0c7fdd5e037b0309688ade9fb9ef70cce068a7e4d323959f6a00a44
[INFO] running `Command { std: "docker" "start" "-a" "db12121be0c7fdd5e037b0309688ade9fb9ef70cce068a7e4d323959f6a00a44", kill_on_drop: false }`
[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]    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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "db12121be0c7fdd5e037b0309688ade9fb9ef70cce068a7e4d323959f6a00a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db12121be0c7fdd5e037b0309688ade9fb9ef70cce068a7e4d323959f6a00a44", kill_on_drop: false }`
[INFO] [stdout] db12121be0c7fdd5e037b0309688ade9fb9ef70cce068a7e4d323959f6a00a44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3bc8f70c931b95ac0a46a9269a880115cb57005a27c9e3ddfb00694050de9e81
[INFO] running `Command { std: "docker" "start" "-a" "3bc8f70c931b95ac0a46a9269a880115cb57005a27c9e3ddfb00694050de9e81", 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 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fef-337d6fbf4cc0f488)
[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 126) ... 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 10) ... ok
[INFO] [stdout] test src/common/version.rs - common::version::SpecVersion::major (line 43) ... 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 80) ... 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] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bc8f70c931b95ac0a46a9269a880115cb57005a27c9e3ddfb00694050de9e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc8f70c931b95ac0a46a9269a880115cb57005a27c9e3ddfb00694050de9e81", kill_on_drop: false }`
[INFO] [stdout] 3bc8f70c931b95ac0a46a9269a880115cb57005a27c9e3ddfb00694050de9e81