[INFO] fetching crate see_derive 0.0.5...
[INFO] testing see_derive-0.0.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate see_derive 0.0.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate see_derive 0.0.5
[INFO] finished tweaking crates.io crate see_derive 0.0.5
[INFO] tweaked toml for crates.io crate see_derive 0.0.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate see_derive 0.0.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "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] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9a4e09a156842f1600cb428754634b25c772a4eb574111f8b19058c67911e5c
[INFO] running `Command { std: "docker" "start" "-a" "a9a4e09a156842f1600cb428754634b25c772a4eb574111f8b19058c67911e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a4e09a156842f1600cb428754634b25c772a4eb574111f8b19058c67911e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a4e09a156842f1600cb428754634b25c772a4eb574111f8b19058c67911e5c", kill_on_drop: false }`
[INFO] [stdout] a9a4e09a156842f1600cb428754634b25c772a4eb574111f8b19058c67911e5c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251064ba78f417a0846e51e8724c43aecf2d507e7abcb0500f012f1dd0fa557d
[INFO] running `Command { std: "docker" "start" "-a" "251064ba78f417a0846e51e8724c43aecf2d507e7abcb0500f012f1dd0fa557d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling see_derive v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "251064ba78f417a0846e51e8724c43aecf2d507e7abcb0500f012f1dd0fa557d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251064ba78f417a0846e51e8724c43aecf2d507e7abcb0500f012f1dd0fa557d", kill_on_drop: false }`
[INFO] [stdout] 251064ba78f417a0846e51e8724c43aecf2d507e7abcb0500f012f1dd0fa557d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b17fc24d654e9250f2e3cec3940f451717fbbaf5a01d3f855899eef77a6b2ab
[INFO] running `Command { std: "docker" "start" "-a" "6b17fc24d654e9250f2e3cec3940f451717fbbaf5a01d3f855899eef77a6b2ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling see_derive v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "6b17fc24d654e9250f2e3cec3940f451717fbbaf5a01d3f855899eef77a6b2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b17fc24d654e9250f2e3cec3940f451717fbbaf5a01d3f855899eef77a6b2ab", kill_on_drop: false }`
[INFO] [stdout] 6b17fc24d654e9250f2e3cec3940f451717fbbaf5a01d3f855899eef77a6b2ab
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3f5e01d47488a38f47dd79de5475f2a950831d965e17befa046a185e713e6ea
[INFO] running `Command { std: "docker" "start" "-a" "a3f5e01d47488a38f47dd79de5475f2a950831d965e17befa046a185e713e6ea", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/see_derive-8b2ad0deb7e1a07d)
[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 see_derive
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - see_derive (line 20) ... FAILED
[INFO] [stdout] test src/lib.rs - load_fields (line 71) ... ok
[INFO] [stdout] test src/lib.rs - look_derive (line 43) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - see_derive (line 20) stdout ----
[INFO] [stdout] error[E0433]: cannot find `see_t` in `crate`
[INFO] [stdout]   --> src/lib.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(see_derive::See)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ could not find `see_t` in the crate root
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `see_derive::See` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `See` in this scope
[INFO] [stdout]   --> src/lib.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(see_derive::See)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `see_derive::See` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - look_derive (line 43) stdout ----
[INFO] [stdout] error[E0433]: cannot find `see_t` in `crate`
[INFO] [stdout]   --> src/lib.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(see_derive::Look)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^ could not find `see_t` in the crate root
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `see_derive::Look` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `See` in this scope
[INFO] [stdout]   --> src/lib.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(see_derive::Look)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `see_derive::Look` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - look_derive (line 43)
[INFO] [stdout]     src/lib.rs - see_derive (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a3f5e01d47488a38f47dd79de5475f2a950831d965e17befa046a185e713e6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f5e01d47488a38f47dd79de5475f2a950831d965e17befa046a185e713e6ea", kill_on_drop: false }`
[INFO] [stdout] a3f5e01d47488a38f47dd79de5475f2a950831d965e17befa046a185e713e6ea
