[INFO] fetching crate stack_box 1.5.1...
[INFO] testing stack_box-1.5.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate stack_box 1.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate stack_box 1.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stack_box 1.5.1
[INFO] tweaked toml for crates.io crate stack_box 1.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stack_box 1.5.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stack_box 1.5.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d26a33e1d9e900208e4a98fe8a21fdd70f16272a294f2cc8553df47bc1e2c863
[INFO] running `Command { std: "docker" "start" "-a" "d26a33e1d9e900208e4a98fe8a21fdd70f16272a294f2cc8553df47bc1e2c863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26a33e1d9e900208e4a98fe8a21fdd70f16272a294f2cc8553df47bc1e2c863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26a33e1d9e900208e4a98fe8a21fdd70f16272a294f2cc8553df47bc1e2c863", kill_on_drop: false }`
[INFO] [stdout] d26a33e1d9e900208e4a98fe8a21fdd70f16272a294f2cc8553df47bc1e2c863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57cc6c9d6fbbcc252cd4b748c9cc471b8945dbef69dac40947e5354a985f9ee9
[INFO] running `Command { std: "docker" "start" "-a" "57cc6c9d6fbbcc252cd4b748c9cc471b8945dbef69dac40947e5354a985f9ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling thiserror v2.0.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.33
[INFO] [stderr]    Compiling const_format v0.2.33
[INFO] [stderr]    Compiling thiserror-impl v2.0.1
[INFO] [stderr]    Compiling stack_box v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "57cc6c9d6fbbcc252cd4b748c9cc471b8945dbef69dac40947e5354a985f9ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cc6c9d6fbbcc252cd4b748c9cc471b8945dbef69dac40947e5354a985f9ee9", kill_on_drop: false }`
[INFO] [stdout] 57cc6c9d6fbbcc252cd4b748c9cc471b8945dbef69dac40947e5354a985f9ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c7411c8a669dfe4091cf0e97bbc686927caa4c4f51a17af3753c9d52a38ed0
[INFO] running `Command { std: "docker" "start" "-a" "f4c7411c8a669dfe4091cf0e97bbc686927caa4c4f51a17af3753c9d52a38ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_box v1.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FitContainer` and `auto_box::AutoBox`
[INFO] [stdout]  --> examples/basic.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use stack_box::{auto_box::AutoBox, coerce, FitContainer, FitStackBox};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "f4c7411c8a669dfe4091cf0e97bbc686927caa4c4f51a17af3753c9d52a38ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c7411c8a669dfe4091cf0e97bbc686927caa4c4f51a17af3753c9d52a38ed0", kill_on_drop: false }`
[INFO] [stdout] f4c7411c8a669dfe4091cf0e97bbc686927caa4c4f51a17af3753c9d52a38ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04df58ec47e55deaa29138f959c60fc43fdf8ab2df6ca7a7e2ec942b16915887
[INFO] running `Command { std: "docker" "start" "-a" "04df58ec47e55deaa29138f959c60fc43fdf8ab2df6ca7a7e2ec942b16915887", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `FitContainer` and `auto_box::AutoBox`
[INFO] [stderr]  --> examples/basic.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use stack_box::{auto_box::AutoBox, coerce, FitContainer, FitStackBox};
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stack_box` (example "basic") generated 1 warning (run `cargo fix --example "basic" -p stack_box` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stack_box-850c591cb938e14a)
[INFO] [stderr]    Doc-tests stack_box
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `stack_box::stackbox_coerce`
[INFO] [stdout]   --> src/lib.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | use stack_box::{stackbox_coerce, FitStackBox};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ no `stackbox_coerce` in the root
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `coerce` in this scope
[INFO] [stdout]   --> src/lib.rs:26:40
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let arr: [U32Box<dyn Debug>; 2] = [coerce!(u16_box), coerce!(u32_box)];
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: the derive macro `Error` accepts the similarly named `source` attribute
[INFO] [stdout]    |
[INFO] [stdout] 26 -     let arr: [U32Box<dyn Debug>; 2] = [coerce!(u16_box), coerce!(u32_box)];
[INFO] [stdout] 26 +     let arr: [U32Box<dyn Debug>; 2] = [source!(u16_box), coerce!(u32_box)];
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 10 + use stack_box::coerce;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `coerce` in this scope
[INFO] [stdout]   --> src/lib.rs:26:58
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let arr: [U32Box<dyn Debug>; 2] = [coerce!(u16_box), coerce!(u32_box)];
[INFO] [stdout]    |                                                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: the derive macro `Error` accepts the similarly named `source` attribute
[INFO] [stdout]    |
[INFO] [stdout] 26 -     let arr: [U32Box<dyn Debug>; 2] = [coerce!(u16_box), coerce!(u32_box)];
[INFO] [stdout] 26 +     let arr: [U32Box<dyn Debug>; 2] = [coerce!(u16_box), source!(u32_box)];
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 10 + use stack_box::coerce;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "04df58ec47e55deaa29138f959c60fc43fdf8ab2df6ca7a7e2ec942b16915887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04df58ec47e55deaa29138f959c60fc43fdf8ab2df6ca7a7e2ec942b16915887", kill_on_drop: false }`
[INFO] [stdout] 04df58ec47e55deaa29138f959c60fc43fdf8ab2df6ca7a7e2ec942b16915887