[INFO] fetching crate barse 0.3.0...
[INFO] checking barse-0.3.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate barse 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate barse 0.3.0
[INFO] finished tweaking crates.io crate barse 0.3.0
[INFO] tweaked toml for crates.io crate barse 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate barse 0.3.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--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]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding bytesize v1.3.3 (available: v2.2.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded barse-derive v0.3.0
[INFO] [stderr]   Downloaded barse-derive-impl v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9198e9e79e9fe8b2ac12c1231295e615abe604d692de2d9ed1e4499cca7a800b
[INFO] running `Command { std: "docker" "start" "-a" "9198e9e79e9fe8b2ac12c1231295e615abe604d692de2d9ed1e4499cca7a800b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9198e9e79e9fe8b2ac12c1231295e615abe604d692de2d9ed1e4499cca7a800b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9198e9e79e9fe8b2ac12c1231295e615abe604d692de2d9ed1e4499cca7a800b", kill_on_drop: false }`
[INFO] [stdout] 9198e9e79e9fe8b2ac12c1231295e615abe604d692de2d9ed1e4499cca7a800b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df0098320473b35844c5d768faaeb6c0bced145bf6af61ed2ee950244f5934ef
[INFO] running `Command { std: "docker" "start" "-a" "df0098320473b35844c5d768faaeb6c0bced145bf6af61ed2ee950244f5934ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling barse-derive-impl v0.2.0
[INFO] [stderr]     Checking bytesize v1.3.3
[INFO] [stderr]    Compiling barse-derive v0.3.0
[INFO] [stderr]     Checking barse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/byte_read.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .and_then(<(dyn Any + 'static)>::downcast_ref)
[INFO] [stdout]    |                        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -             .and_then(<(dyn Any + 'static)>::downcast_ref)
[INFO] [stdout] 58 +             .and_then(<dyn Any + 'static >::downcast_ref)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/reader/dynamic_byte_reader.rs:156:24
[INFO] [stdout]     |
[INFO] [stdout] 156 |             .and_then(<(dyn std::any::Any + 'static)>::downcast_ref)
[INFO] [stdout]     |                        ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 156 -             .and_then(<(dyn std::any::Any + 'static)>::downcast_ref)
[INFO] [stdout] 156 +             .and_then(<dyn std::any::Any + 'static >::downcast_ref)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/byte_read.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .and_then(<(dyn Any + 'static)>::downcast_ref)
[INFO] [stdout]    |                        ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -             .and_then(<(dyn Any + 'static)>::downcast_ref)
[INFO] [stdout] 58 +             .and_then(<dyn Any + 'static >::downcast_ref)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/reader/dynamic_byte_reader.rs:156:24
[INFO] [stdout]     |
[INFO] [stdout] 156 |             .and_then(<(dyn std::any::Any + 'static)>::downcast_ref)
[INFO] [stdout]     |                        ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 156 -             .and_then(<(dyn std::any::Any + 'static)>::downcast_ref)
[INFO] [stdout] 156 +             .and_then(<dyn std::any::Any + 'static >::downcast_ref)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CarryOpt` is never constructed
[INFO] [stdout]    --> tests/derive_with.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | struct CarryOpt(#[barse(with = "cond")] Option<u8>);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UseFn` is never constructed
[INFO] [stdout]    --> tests/derive_with.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | struct UseFn(#[barse(with = "wrap::Fn(|| Ok::<_, barse::Error>(carry))")] String);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UseCarry` is never constructed
[INFO] [stdout]    --> tests/derive_with.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | struct UseCarry(#[barse(with = "wrap::Value(carry)")] String);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UseDef` is never constructed
[INFO] [stdout]    --> tests/derive_with.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | struct UseDef(#[barse(with = "wrap::Default")] String);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "df0098320473b35844c5d768faaeb6c0bced145bf6af61ed2ee950244f5934ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0098320473b35844c5d768faaeb6c0bced145bf6af61ed2ee950244f5934ef", kill_on_drop: false }`
[INFO] [stdout] df0098320473b35844c5d768faaeb6c0bced145bf6af61ed2ee950244f5934ef