[INFO] fetching crate text_converter 0.1.0...
[INFO] testing text_converter-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate text_converter 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate text_converter 0.1.0
[INFO] finished tweaking crates.io crate text_converter 0.1.0
[INFO] tweaked toml for crates.io crate text_converter 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate text_converter 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8960671cc273e621c38d6286774984c88cbdd894795f2c500e35e4f12999b91b
[INFO] running `Command { std: "docker" "start" "-a" "8960671cc273e621c38d6286774984c88cbdd894795f2c500e35e4f12999b91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8960671cc273e621c38d6286774984c88cbdd894795f2c500e35e4f12999b91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8960671cc273e621c38d6286774984c88cbdd894795f2c500e35e4f12999b91b", kill_on_drop: false }`
[INFO] [stdout] 8960671cc273e621c38d6286774984c88cbdd894795f2c500e35e4f12999b91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f57769fe8c96e5e72a0c93f5dddc7fdc76db53f4b29634ca86d2aa37913347
[INFO] running `Command { std: "docker" "start" "-a" "b9f57769fe8c96e5e72a0c93f5dddc7fdc76db53f4b29634ca86d2aa37913347", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling x11rb-protocol v0.13.2
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling pxfm v0.1.24
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling moxcms v0.7.5
[INFO] [stderr]    Compiling gethostname v1.0.2
[INFO] [stderr]    Compiling x11rb v0.13.2
[INFO] [stderr]    Compiling image v0.25.8
[INFO] [stderr]    Compiling arboard v3.6.1
[INFO] [stderr]    Compiling text_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.79s
[INFO] running `Command { std: "docker" "inspect" "b9f57769fe8c96e5e72a0c93f5dddc7fdc76db53f4b29634ca86d2aa37913347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f57769fe8c96e5e72a0c93f5dddc7fdc76db53f4b29634ca86d2aa37913347", kill_on_drop: false }`
[INFO] [stdout] b9f57769fe8c96e5e72a0c93f5dddc7fdc76db53f4b29634ca86d2aa37913347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ef7d1125fef44ce6c277fb1bf40e60a0da8f829da4631e43ec95913bc2cc808
[INFO] running `Command { std: "docker" "start" "-a" "7ef7d1125fef44ce6c277fb1bf40e60a0da8f829da4631e43ec95913bc2cc808", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "7ef7d1125fef44ce6c277fb1bf40e60a0da8f829da4631e43ec95913bc2cc808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef7d1125fef44ce6c277fb1bf40e60a0da8f829da4631e43ec95913bc2cc808", kill_on_drop: false }`
[INFO] [stdout] 7ef7d1125fef44ce6c277fb1bf40e60a0da8f829da4631e43ec95913bc2cc808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d23df49540a87ed5e7fe0b04cece66079fff249aa0358528a473131a6d5b3ad8
[INFO] running `Command { std: "docker" "start" "-a" "d23df49540a87ed5e7fe0b04cece66079fff249aa0358528a473131a6d5b3ad8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/text_converter-7ccc5d5e44218817)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::reverse_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests text_converter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - TextConverter::converter (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - TextConverter::converter (line 16) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `TextConverter` in this scope
[INFO] [stdout]  --> src/lib.rs:19:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl TextConverter for ReverseText {
[INFO] [stdout]   |      ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]   |
[INFO] [stdout] 2 + use text_converter::TextConverter;
[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 E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - TextConverter::converter (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d23df49540a87ed5e7fe0b04cece66079fff249aa0358528a473131a6d5b3ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23df49540a87ed5e7fe0b04cece66079fff249aa0358528a473131a6d5b3ad8", kill_on_drop: false }`
[INFO] [stdout] d23df49540a87ed5e7fe0b04cece66079fff249aa0358528a473131a6d5b3ad8