[INFO] fetching crate automl 0.2.6...
[INFO] testing automl-0.2.6 against try#ece70b22820429ebf0c6d388c32356a14c58fc2f for pr-107251
[INFO] extracting crate automl 0.2.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate automl 0.2.6 on toolchain ece70b22820429ebf0c6d388c32356a14c58fc2f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate automl 0.2.6
[INFO] finished tweaking crates.io crate automl 0.2.6
[INFO] tweaked toml for crates.io crate automl 0.2.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate automl 0.2.6 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" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17a32e2311518245e863b35ce33ea32e012ed70c257a3a824a5cb6c7f9b5e451
[INFO] running `Command { std: "docker" "start" "-a" "17a32e2311518245e863b35ce33ea32e012ed70c257a3a824a5cb6c7f9b5e451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17a32e2311518245e863b35ce33ea32e012ed70c257a3a824a5cb6c7f9b5e451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a32e2311518245e863b35ce33ea32e012ed70c257a3a824a5cb6c7f9b5e451", kill_on_drop: false }`
[INFO] [stdout] 17a32e2311518245e863b35ce33ea32e012ed70c257a3a824a5cb6c7f9b5e451
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e78663c832fb11fd5ae53e88424022f257f35824d4726d2e210d78d314240f0c
[INFO] running `Command { std: "docker" "start" "-a" "e78663c832fb11fd5ae53e88424022f257f35824d4726d2e210d78d314240f0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling strum v0.22.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1
[INFO] [stderr]    Compiling crossterm v0.22.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]    Compiling comfy-table v5.0.0
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling smartcore v0.2.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling automl v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.41s
[INFO] running `Command { std: "docker" "inspect" "e78663c832fb11fd5ae53e88424022f257f35824d4726d2e210d78d314240f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78663c832fb11fd5ae53e88424022f257f35824d4726d2e210d78d314240f0c", kill_on_drop: false }`
[INFO] [stdout] e78663c832fb11fd5ae53e88424022f257f35824d4726d2e210d78d314240f0c
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55a4fc2d98740fc30ca54cfa3be2f9489b3646731df3f09f0e4bfa26b79f9fde
[INFO] running `Command { std: "docker" "start" "-a" "55a4fc2d98740fc30ca54cfa3be2f9489b3646731df3f09f0e4bfa26b79f9fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling automl v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "55a4fc2d98740fc30ca54cfa3be2f9489b3646731df3f09f0e4bfa26b79f9fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a4fc2d98740fc30ca54cfa3be2f9489b3646731df3f09f0e4bfa26b79f9fde", kill_on_drop: false }`
[INFO] [stdout] 55a4fc2d98740fc30ca54cfa3be2f9489b3646731df3f09f0e4bfa26b79f9fde
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+ece70b22820429ebf0c6d388c32356a14c58fc2f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8fe08db5a089c77415f69461768714e07b4a67eab5308b64dc6219fb81b25cb
[INFO] running `Command { std: "docker" "start" "-a" "b8fe08db5a089c77415f69461768714e07b4a67eab5308b64dc6219fb81b25cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/automl-0577c2ce35ebfdf6)
[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 tests/classification.rs (/opt/rustwide/target/debug/deps/classification-83d3d69f350dcfd6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test classification_tests::test_add_interactions_preprocessing has been running for over 60 seconds
[INFO] [stdout] test classification_tests::test_add_polynomial_preprocessing has been running for over 60 seconds
[INFO] [stdout] test classification_tests::test_blending has been running for over 60 seconds
[INFO] [stdout] test classification_tests::test_blending ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b8fe08db5a089c77415f69461768714e07b4a67eab5308b64dc6219fb81b25cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fe08db5a089c77415f69461768714e07b4a67eab5308b64dc6219fb81b25cb", kill_on_drop: false }`
[INFO] [stdout] b8fe08db5a089c77415f69461768714e07b4a67eab5308b64dc6219fb81b25cb