[INFO] fetching crate convert-enum 0.1.0...
[INFO] testing convert-enum-0.1.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate convert-enum 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate convert-enum 0.1.0
[INFO] finished tweaking crates.io crate convert-enum 0.1.0
[INFO] tweaked toml for crates.io crate convert-enum 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convert-enum 0.1.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "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-2026-03-05" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49005c13a0ec7500ceaed21dc533f88a6c9996bc192d7611efdf3498dfa74438
[INFO] running `Command { std: "docker" "start" "-a" "49005c13a0ec7500ceaed21dc533f88a6c9996bc192d7611efdf3498dfa74438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49005c13a0ec7500ceaed21dc533f88a6c9996bc192d7611efdf3498dfa74438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49005c13a0ec7500ceaed21dc533f88a6c9996bc192d7611efdf3498dfa74438", kill_on_drop: false }`
[INFO] [stdout] 49005c13a0ec7500ceaed21dc533f88a6c9996bc192d7611efdf3498dfa74438
[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=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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21434d55ef712b7b599dc6a54f2606eb18be93d4700c3cc06279e55e7081befb
[INFO] running `Command { std: "docker" "start" "-a" "21434d55ef712b7b599dc6a54f2606eb18be93d4700c3cc06279e55e7081befb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling convert-enum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `Command { std: "docker" "inspect" "21434d55ef712b7b599dc6a54f2606eb18be93d4700c3cc06279e55e7081befb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21434d55ef712b7b599dc6a54f2606eb18be93d4700c3cc06279e55e7081befb", kill_on_drop: false }`
[INFO] [stdout] 21434d55ef712b7b599dc6a54f2606eb18be93d4700c3cc06279e55e7081befb
[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=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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 267f2da771a92bdbb272ddff95629012a0be632769f6202c8807ed44cd11f557
[INFO] running `Command { std: "docker" "start" "-a" "267f2da771a92bdbb272ddff95629012a0be632769f6202c8807ed44cd11f557", kill_on_drop: false }`
[INFO] [stderr]    Compiling convert-enum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "267f2da771a92bdbb272ddff95629012a0be632769f6202c8807ed44cd11f557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267f2da771a92bdbb272ddff95629012a0be632769f6202c8807ed44cd11f557", kill_on_drop: false }`
[INFO] [stdout] 267f2da771a92bdbb272ddff95629012a0be632769f6202c8807ed44cd11f557
[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=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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af3f7ca10d2092c1d83719da020150d3f0e1fa7b0a8c9b1c02667eb02d769710
[INFO] running `Command { std: "docker" "start" "-a" "af3f7ca10d2092c1d83719da020150d3f0e1fa7b0a8c9b1c02667eb02d769710", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/convert_enum-f8c3163592c46591)
[INFO] [stderr]    Doc-tests convert_enum
[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 4 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 32) ... FAILED
[INFO] [stdout] test src/lib.rs - convert_enum_try_into (line 140) ... FAILED
[INFO] [stdout] test src/lib.rs - convert_enum_from (line 114) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 21) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Cow` in this scope
[INFO] [stdout]   --> src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Custom(Cow<'static, str>),
[INFO] [stdout]    |            ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 20 + use std::borrow::Cow;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 32) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Error` in this scope
[INFO] [stdout]   --> src/lib.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl From<std::fmt::Error> for Error {
[INFO] [stdout]    |                                ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::error::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::fmt::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::io::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use core::error::Error;
[INFO] [stdout]    |
[INFO] [stdout]    = and 1 other candidate
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Error` in this scope
[INFO] [stdout]   --> src/lib.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl From<std::io::Error> for Error {
[INFO] [stdout]    |                               ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::error::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::fmt::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use std::io::Error;
[INFO] [stdout]    |
[INFO] [stdout] 32 + use core::error::Error;
[INFO] [stdout]    |
[INFO] [stdout]    = and 1 other candidate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - convert_enum_try_into (line 140) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl TryFrom<E> for T {
[INFO] [stdout]     |              ^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/cmp.rs:338:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Eq` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl TryFrom<Eq> for T {
[INFO] [stdout]     |               +
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl<E> TryFrom<E> for T {
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `T` in this scope
[INFO] [stdout]    --> src/lib.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl TryFrom<E> for T {
[INFO] [stdout]     |                     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:142:18
[INFO] [stdout]     |
[INFO] [stdout] 142 |     type Error = E;
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/cmp.rs:338:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Eq` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 142 |     type Error = Eq;
[INFO] [stdout]     |                   +
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn try_from(val: E) -> Result<T, E> {
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/cmp.rs:338:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Eq` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn try_from(val: Eq) -> Result<T, E> {
[INFO] [stdout]     |                       +
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `T` in this scope
[INFO] [stdout]    --> src/lib.rs:144:35
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn try_from(val: E) -> Result<T, E> {
[INFO] [stdout]     |                                   ^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl<T> TryFrom<E> for T {
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:144:38
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn try_from(val: E) -> Result<T, E> {
[INFO] [stdout]     |                                      ^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/cmp.rs:338:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Eq` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn try_from(val: E) -> Result<T, Eq> {
[INFO] [stdout]     |                                       +
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl<E> TryFrom<E> for T {
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             E::V(val) => Ok(val),
[INFO] [stdout]     |             ^ use of undeclared type `E`
[INFO] [stdout]     |
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 146 |             Eq::V(val) => Ok(val),
[INFO] [stdout]     |              +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - convert_enum_from (line 114) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `T` in this scope
[INFO] [stdout]    --> src/lib.rs:115:11
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl From<T> for E {
[INFO] [stdout]     |           ^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl<T> From<T> for E {
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `E` in this scope
[INFO] [stdout]    --> src/lib.rs:115:18
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl From<T> for E {
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/cmp.rs:338:0
[INFO] [stdout]     |
[INFO] [stdout]     = note: similarly named trait `Eq` defined here
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl From<T> for Eq {
[INFO] [stdout]     |                   +
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `T` in this scope
[INFO] [stdout]    --> src/lib.rs:116:18
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn from(val: T) -> Self {
[INFO] [stdout]     |                  ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 21)
[INFO] [stdout]     src/lib.rs - (line 32)
[INFO] [stdout]     src/lib.rs - convert_enum_from (line 114)
[INFO] [stdout]     src/lib.rs - convert_enum_try_into (line 140)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "af3f7ca10d2092c1d83719da020150d3f0e1fa7b0a8c9b1c02667eb02d769710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3f7ca10d2092c1d83719da020150d3f0e1fa7b0a8c9b1c02667eb02d769710", kill_on_drop: false }`
[INFO] [stdout] af3f7ca10d2092c1d83719da020150d3f0e1fa7b0a8c9b1c02667eb02d769710
