[INFO] cloning repository https://github.com/dignissimus/fhe-chess-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dignissimus/fhe-chess-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Ffhe-chess-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Ffhe-chess-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27719a021146bec83305d65374db3f8cbcf6e013
[INFO] testing dignissimus/fhe-chess-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Ffhe-chess-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dignissimus/fhe-chess-rs
[INFO] finished tweaking git repo https://github.com/dignissimus/fhe-chess-rs
[INFO] tweaked toml for git repo https://github.com/dignissimus/fhe-chess-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dignissimus/fhe-chess-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dignissimus/fhe-chess-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] 4085af4a95c6038837ab1aca831a73141f0a7c581d9b88be40f1974ad12e58c1
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[INFO] [stdout] 575c0c6345cd1db6c875e0925c715036b49385a1511f06c4f73593225627f120
[INFO] running `Command { std: "docker" "start" "-a" "575c0c6345cd1db6c875e0925c715036b49385a1511f06c4f73593225627f120", kill_on_drop: false }`
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[INFO] [stderr]    Compiling unicode-ident v1.0.5
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[INFO] [stderr]    Compiling cipher v0.2.5
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[INFO] [stderr]    Compiling crypto-common v0.1.6
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[INFO] [stderr]    Compiling url v2.3.1
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[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling indicatif v0.17.2
[INFO] [stderr]    Compiling tungstenite v0.18.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling concrete-fft v0.1.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling concrete-core v1.0.2
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling concrete-shortint v0.1.1
[INFO] [stderr]    Compiling concrete-boolean v0.2.1
[INFO] [stderr]    Compiling concrete-integer v0.1.1
[INFO] [stderr]    Compiling concrete v0.2.1
[INFO] [stderr]    Compiling fhe-chess-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bzip2::read::BzDecoder`
[INFO] [stdout]   --> src/fhe-server/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use bzip2::read::BzDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bzip2::read::BzEncoder`
[INFO] [stdout]   --> src/fhe-server/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use bzip2::read::BzEncoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bzip2::Compression`
[INFO] [stdout]   --> src/fhe-server/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use bzip2::Compression;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fhe-client/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 | /         websocket.write_message(Binary(
[INFO] [stdout] 177 | |             bincode::serialize(&ChessMessage::ReadEvaluations).unwrap(),
[INFO] [stdout] 178 | |         ));
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let _ = websocket.write_message(Binary(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fhe-game/main.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let mut evaluations: HashMap<u64, i8> = HashMap::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fhe-game/main.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     std::io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let _ = std::io::stdout().flush();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "575c0c6345cd1db6c875e0925c715036b49385a1511f06c4f73593225627f120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575c0c6345cd1db6c875e0925c715036b49385a1511f06c4f73593225627f120", kill_on_drop: false }`
[INFO] [stdout] 575c0c6345cd1db6c875e0925c715036b49385a1511f06c4f73593225627f120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a712be248a0d7107240538fbd8f94abf7e71b7eaee83922701b486528b495eb0
[INFO] running `Command { std: "docker" "start" "-a" "a712be248a0d7107240538fbd8f94abf7e71b7eaee83922701b486528b495eb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling fhe-chess-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/fhe-client/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 | /         websocket.write_message(Binary(
[INFO] [stdout] 177 | |             bincode::serialize(&ChessMessage::ReadEvaluations).unwrap(),
[INFO] [stdout] 178 | |         ));
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let _ = websocket.write_message(Binary(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fhe-game/main.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let mut evaluations: HashMap<u64, i8> = HashMap::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fhe-game/main.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     std::io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let _ = std::io::stdout().flush();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bzip2::read::BzDecoder`
[INFO] [stdout]   --> src/fhe-server/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use bzip2::read::BzDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bzip2::read::BzEncoder`
[INFO] [stdout]   --> src/fhe-server/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use bzip2::read::BzEncoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bzip2::Compression`
[INFO] [stdout]   --> src/fhe-server/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use bzip2::Compression;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "a712be248a0d7107240538fbd8f94abf7e71b7eaee83922701b486528b495eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a712be248a0d7107240538fbd8f94abf7e71b7eaee83922701b486528b495eb0", kill_on_drop: false }`
[INFO] [stdout] a712be248a0d7107240538fbd8f94abf7e71b7eaee83922701b486528b495eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0828f0cd1f3d997cdd9b6ae7358b0c9592fefca6163ee952fa80ed915b46ee4
[INFO] running `Command { std: "docker" "start" "-a" "e0828f0cd1f3d997cdd9b6ae7358b0c9592fefca6163ee952fa80ed915b46ee4", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/fhe-client/main.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 | /         websocket.write_message(Binary(
[INFO] [stderr] 177 | |             bincode::serialize(&ChessMessage::ReadEvaluations).unwrap(),
[INFO] [stderr] 178 | |         ));
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 176 |         let _ = websocket.write_message(Binary(
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/fhe-game/main.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let mut evaluations: HashMap<u64, i8> = HashMap::new();
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fhe-game/main.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     std::io::stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let _ = std::io::stdout().flush();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bzip2::read::BzDecoder`
[INFO] [stderr]   --> src/fhe-server/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use bzip2::read::BzDecoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bzip2::read::BzEncoder`
[INFO] [stderr]   --> src/fhe-server/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use bzip2::read::BzEncoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bzip2::Compression`
[INFO] [stderr]   --> src/fhe-server/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use bzip2::Compression;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fhe-chess-rs` (bin "fhe-client" test) generated 1 warning
[INFO] [stderr] warning: `fhe-chess-rs` (bin "fhe-game" test) generated 2 warnings (run `cargo fix --bin "fhe-game" -p fhe-chess-rs --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `fhe-chess-rs` (bin "fhe-server" test) generated 3 warnings (run `cargo fix --bin "fhe-server" -p fhe-chess-rs --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fhe_chess_rs-8b6158137aff6fa3)
[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]      Running unittests src/fhe-client/main.rs (/opt/rustwide/target/debug/deps/fhe_client-d6abc4cfff807ec8)
[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]      Running unittests src/fhe-game/main.rs (/opt/rustwide/target/debug/deps/fhe_game-3c2cc3ac15bcd7bd)
[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]      Running unittests src/fhe-server/main.rs (/opt/rustwide/target/debug/deps/fhe_server-83463891fdd6be1b)
[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]      Running unittests src/generate-keys/main.rs (/opt/rustwide/target/debug/deps/generate_keys-c722b1061773d979)
[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 fhe_chess_rs
[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" "e0828f0cd1f3d997cdd9b6ae7358b0c9592fefca6163ee952fa80ed915b46ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0828f0cd1f3d997cdd9b6ae7358b0c9592fefca6163ee952fa80ed915b46ee4", kill_on_drop: false }`
[INFO] [stdout] e0828f0cd1f3d997cdd9b6ae7358b0c9592fefca6163ee952fa80ed915b46ee4
