[INFO] fetching crate miden-miette-derive 8.0.0...
[INFO] testing miden-miette-derive-8.0.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate miden-miette-derive 8.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate miden-miette-derive 8.0.0
[INFO] finished tweaking crates.io crate miden-miette-derive 8.0.0
[INFO] tweaked toml for crates.io crate miden-miette-derive 8.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate miden-miette-derive 8.0.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 442f7e6c380d7511e7293fa354c934d0547337baddb0f34d15d18418a94aa27d
[INFO] running `Command { std: "docker" "start" "-a" "442f7e6c380d7511e7293fa354c934d0547337baddb0f34d15d18418a94aa27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "442f7e6c380d7511e7293fa354c934d0547337baddb0f34d15d18418a94aa27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442f7e6c380d7511e7293fa354c934d0547337baddb0f34d15d18418a94aa27d", kill_on_drop: false }`
[INFO] [stdout] 442f7e6c380d7511e7293fa354c934d0547337baddb0f34d15d18418a94aa27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9644eb67dc9caa80fba9b8f04a18d1a27f2a1a1eec0d5e9eb5c8f53de846a69
[INFO] running `Command { std: "docker" "start" "-a" "c9644eb67dc9caa80fba9b8f04a18d1a27f2a1a1eec0d5e9eb5c8f53de846a69", kill_on_drop: false }`
[INFO] [stderr]    Compiling miden-miette-derive v8.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `MemberOrString` is never used
[INFO] [stdout]  --> src/utils.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) enum MemberOrString {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "c9644eb67dc9caa80fba9b8f04a18d1a27f2a1a1eec0d5e9eb5c8f53de846a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9644eb67dc9caa80fba9b8f04a18d1a27f2a1a1eec0d5e9eb5c8f53de846a69", kill_on_drop: false }`
[INFO] [stdout] c9644eb67dc9caa80fba9b8f04a18d1a27f2a1a1eec0d5e9eb5c8f53de846a69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad3ac99b68d83f1978263657c2fc99b4d8b0a0d83837f792c067798dbda7544
[INFO] running `Command { std: "docker" "start" "-a" "bad3ac99b68d83f1978263657c2fc99b4d8b0a0d83837f792c067798dbda7544", kill_on_drop: false }`
[INFO] [stderr]    Compiling miden-miette-derive v8.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `MemberOrString` is never used
[INFO] [stdout]  --> src/utils.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) enum MemberOrString {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MemberOrString` is never used
[INFO] [stdout]  --> src/utils.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) enum MemberOrString {
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "bad3ac99b68d83f1978263657c2fc99b4d8b0a0d83837f792c067798dbda7544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad3ac99b68d83f1978263657c2fc99b4d8b0a0d83837f792c067798dbda7544", kill_on_drop: false }`
[INFO] [stdout] bad3ac99b68d83f1978263657c2fc99b4d8b0a0d83837f792c067798dbda7544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 545bc5ded4fd8a815e2966e1d899df32e8ca7b2da90a9fc07f51ed8ad9fa6d19
[INFO] running `Command { std: "docker" "start" "-a" "545bc5ded4fd8a815e2966e1d899df32e8ca7b2da90a9fc07f51ed8ad9fa6d19", kill_on_drop: false }`
[INFO] [stderr] warning: enum `MemberOrString` is never used
[INFO] [stderr]  --> src/utils.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub(crate) enum MemberOrString {
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `miden-miette-derive` (lib) generated 1 warning
[INFO] [stderr] warning: `miden-miette-derive` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/miden_miette_derive-ddcf41813512e6f8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests miden_miette_derive
[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 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] running `Command { std: "docker" "inspect" "545bc5ded4fd8a815e2966e1d899df32e8ca7b2da90a9fc07f51ed8ad9fa6d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545bc5ded4fd8a815e2966e1d899df32e8ca7b2da90a9fc07f51ed8ad9fa6d19", kill_on_drop: false }`
[INFO] [stdout] 545bc5ded4fd8a815e2966e1d899df32e8ca7b2da90a9fc07f51ed8ad9fa6d19