[INFO] fetching crate miden-miette-derive 8.0.0...
[INFO] testing miden-miette-derive-8.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate miden-miette-derive 8.0.0 into /workspace/builds/worker-4-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate miden-miette-derive 8.0.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dfd1f38604a5268756f8d3501d09a4592dbb9ff6c426472bb3cc1543097019e
[INFO] running `Command { std: "docker" "start" "-a" "8dfd1f38604a5268756f8d3501d09a4592dbb9ff6c426472bb3cc1543097019e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dfd1f38604a5268756f8d3501d09a4592dbb9ff6c426472bb3cc1543097019e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dfd1f38604a5268756f8d3501d09a4592dbb9ff6c426472bb3cc1543097019e", kill_on_drop: false }`
[INFO] [stdout] 8dfd1f38604a5268756f8d3501d09a4592dbb9ff6c426472bb3cc1543097019e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bec7a4b0ca4a37a2b601b80078af2c10c377cb0e9434d4e47582c5e25a4045a
[INFO] running `Command { std: "docker" "start" "-a" "4bec7a4b0ca4a37a2b601b80078af2c10c377cb0e9434d4e47582c5e25a4045a", 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 1.64s
[INFO] running `Command { std: "docker" "inspect" "4bec7a4b0ca4a37a2b601b80078af2c10c377cb0e9434d4e47582c5e25a4045a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bec7a4b0ca4a37a2b601b80078af2c10c377cb0e9434d4e47582c5e25a4045a", kill_on_drop: false }`
[INFO] [stdout] 4bec7a4b0ca4a37a2b601b80078af2c10c377cb0e9434d4e47582c5e25a4045a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5941724c76c409457146e86a66a162e7f17b60c69ac844ccf335ec1408528ee
[INFO] running `Command { std: "docker" "start" "-a" "b5941724c76c409457146e86a66a162e7f17b60c69ac844ccf335ec1408528ee", 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 1.30s
[INFO] running `Command { std: "docker" "inspect" "b5941724c76c409457146e86a66a162e7f17b60c69ac844ccf335ec1408528ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5941724c76c409457146e86a66a162e7f17b60c69ac844ccf335ec1408528ee", kill_on_drop: false }`
[INFO] [stdout] b5941724c76c409457146e86a66a162e7f17b60c69ac844ccf335ec1408528ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6954d5396703b3458421832f695e63cb0b1451d054d625ee9ea196d29563ba28
[INFO] running `Command { std: "docker" "start" "-a" "6954d5396703b3458421832f695e63cb0b1451d054d625ee9ea196d29563ba28", 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 0.03s
[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" "6954d5396703b3458421832f695e63cb0b1451d054d625ee9ea196d29563ba28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6954d5396703b3458421832f695e63cb0b1451d054d625ee9ea196d29563ba28", kill_on_drop: false }`
[INFO] [stdout] 6954d5396703b3458421832f695e63cb0b1451d054d625ee9ea196d29563ba28