[INFO] fetching crate labello 0.0.5...
[INFO] testing labello-0.0.5 against 1.90.0 for beta-1.91-3
[INFO] extracting crate labello 0.0.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate labello 0.0.5
[INFO] finished tweaking crates.io crate labello 0.0.5
[INFO] tweaked toml for crates.io crate labello 0.0.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate labello 0.0.5 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8734b44e39eaa87c8ea18f18a41e42b8ecfc9434e952c9aa94becab1a95b96e
[INFO] running `Command { std: "docker" "start" "-a" "a8734b44e39eaa87c8ea18f18a41e42b8ecfc9434e952c9aa94becab1a95b96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8734b44e39eaa87c8ea18f18a41e42b8ecfc9434e952c9aa94becab1a95b96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8734b44e39eaa87c8ea18f18a41e42b8ecfc9434e952c9aa94becab1a95b96e", kill_on_drop: false }`
[INFO] [stdout] a8734b44e39eaa87c8ea18f18a41e42b8ecfc9434e952c9aa94becab1a95b96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c6fd73ccb03d1c612e776fa2278132ab3f498c57fe8e1aef19a58d430f31e05
[INFO] running `Command { std: "docker" "start" "-a" "0c6fd73ccb03d1c612e776fa2278132ab3f498c57fe8e1aef19a58d430f31e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling labello v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0c6fd73ccb03d1c612e776fa2278132ab3f498c57fe8e1aef19a58d430f31e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6fd73ccb03d1c612e776fa2278132ab3f498c57fe8e1aef19a58d430f31e05", kill_on_drop: false }`
[INFO] [stdout] 0c6fd73ccb03d1c612e776fa2278132ab3f498c57fe8e1aef19a58d430f31e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be1a6ae58ff3b26d6be1300f94f88792950efcc476035132bcb748527b5b043e
[INFO] running `Command { std: "docker" "start" "-a" "be1a6ae58ff3b26d6be1300f94f88792950efcc476035132bcb748527b5b043e", kill_on_drop: false }`
[INFO] [stderr]    Compiling labello v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "be1a6ae58ff3b26d6be1300f94f88792950efcc476035132bcb748527b5b043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1a6ae58ff3b26d6be1300f94f88792950efcc476035132bcb748527b5b043e", kill_on_drop: false }`
[INFO] [stdout] be1a6ae58ff3b26d6be1300f94f88792950efcc476035132bcb748527b5b043e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dff6cf08650a501d4f78f8b491ca8572281bea4adafc97b3abf00d6133e57e0b
[INFO] running `Command { std: "docker" "start" "-a" "dff6cf08650a501d4f78f8b491ca8572281bea4adafc97b3abf00d6133e57e0b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labello-6e2f45b4a97912e9)
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests labello
[INFO] [stdout] test tests::test_fit_ordinal_encoder_limited_classes ... ok
[INFO] [stdout] test tests::test_fit_custom_encoder ... ok
[INFO] [stdout] test tests::test_fit_ordinal_encoder ... ok
[INFO] [stdout] test tests::test_one_hot_encoding ... ok
[INFO] [stdout] test tests::test_fit_one_hot_encoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "dff6cf08650a501d4f78f8b491ca8572281bea4adafc97b3abf00d6133e57e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff6cf08650a501d4f78f8b491ca8572281bea4adafc97b3abf00d6133e57e0b", kill_on_drop: false }`
[INFO] [stdout] dff6cf08650a501d4f78f8b491ca8572281bea4adafc97b3abf00d6133e57e0b