[INFO] fetching crate ctf-stego 0.1.0...
[INFO] testing ctf-stego-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ctf-stego 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ctf-stego 0.1.0
[INFO] finished tweaking crates.io crate ctf-stego 0.1.0
[INFO] tweaked toml for crates.io crate ctf-stego 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ctf-stego 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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 754922b70ec86df8e0c117a5d2de152ef20bf938d1c846702802527d8ed0030d
[INFO] running `Command { std: "docker" "start" "-a" "754922b70ec86df8e0c117a5d2de152ef20bf938d1c846702802527d8ed0030d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "754922b70ec86df8e0c117a5d2de152ef20bf938d1c846702802527d8ed0030d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754922b70ec86df8e0c117a5d2de152ef20bf938d1c846702802527d8ed0030d", kill_on_drop: false }`
[INFO] [stdout] 754922b70ec86df8e0c117a5d2de152ef20bf938d1c846702802527d8ed0030d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e7b8782a90eefbd7f683df5904dd2c2bdb7ae995bc68e910df2c93f3c2fa093a
[INFO] running `Command { std: "docker" "start" "-a" "e7b8782a90eefbd7f683df5904dd2c2bdb7ae995bc68e910df2c93f3c2fa093a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctf-stego v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "e7b8782a90eefbd7f683df5904dd2c2bdb7ae995bc68e910df2c93f3c2fa093a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b8782a90eefbd7f683df5904dd2c2bdb7ae995bc68e910df2c93f3c2fa093a", kill_on_drop: false }`
[INFO] [stdout] e7b8782a90eefbd7f683df5904dd2c2bdb7ae995bc68e910df2c93f3c2fa093a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f7ff490ea6485abdc65563ca83c70d2b7916cb3d23262e3d8df40cfda06ce4f2
[INFO] running `Command { std: "docker" "start" "-a" "f7ff490ea6485abdc65563ca83c70d2b7916cb3d23262e3d8df40cfda06ce4f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ctf-stego v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "f7ff490ea6485abdc65563ca83c70d2b7916cb3d23262e3d8df40cfda06ce4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ff490ea6485abdc65563ca83c70d2b7916cb3d23262e3d8df40cfda06ce4f2", kill_on_drop: false }`
[INFO] [stdout] f7ff490ea6485abdc65563ca83c70d2b7916cb3d23262e3d8df40cfda06ce4f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8ca031bf4f960a3fd544cd35802b5ea43154b019a982bf77ff8f9e04799747b1
[INFO] running `Command { std: "docker" "start" "-a" "8ca031bf4f960a3fd544cd35802b5ea43154b019a982bf77ff8f9e04799747b1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctf_stego-0b7b7a693b82658d)
[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 ctf_stego
[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" "8ca031bf4f960a3fd544cd35802b5ea43154b019a982bf77ff8f9e04799747b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca031bf4f960a3fd544cd35802b5ea43154b019a982bf77ff8f9e04799747b1", kill_on_drop: false }`
[INFO] [stdout] 8ca031bf4f960a3fd544cd35802b5ea43154b019a982bf77ff8f9e04799747b1