[INFO] fetching crate winter-utils 0.2.0...
[INFO] testing winter-utils-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate winter-utils 0.2.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate winter-utils 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winter-utils 0.2.0
[INFO] finished tweaking crates.io crate winter-utils 0.2.0
[INFO] tweaked toml for crates.io crate winter-utils 0.2.0 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1cc301de86ff4f0ede13da0876ac71b486546592e905ca33874b1a35518b7ce
[INFO] running `Command { std: "docker" "start" "-a" "f1cc301de86ff4f0ede13da0876ac71b486546592e905ca33874b1a35518b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1cc301de86ff4f0ede13da0876ac71b486546592e905ca33874b1a35518b7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cc301de86ff4f0ede13da0876ac71b486546592e905ca33874b1a35518b7ce", kill_on_drop: false }`
[INFO] [stdout] f1cc301de86ff4f0ede13da0876ac71b486546592e905ca33874b1a35518b7ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 464fde8af875d4f6870f483652a1f1e57a78269f21546fb2a7e5dbc2d6e5430e
[INFO] running `Command { std: "docker" "start" "-a" "464fde8af875d4f6870f483652a1f1e57a78269f21546fb2a7e5dbc2d6e5430e", kill_on_drop: false }`
[INFO] [stderr]    Compiling winter-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "464fde8af875d4f6870f483652a1f1e57a78269f21546fb2a7e5dbc2d6e5430e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464fde8af875d4f6870f483652a1f1e57a78269f21546fb2a7e5dbc2d6e5430e", kill_on_drop: false }`
[INFO] [stdout] 464fde8af875d4f6870f483652a1f1e57a78269f21546fb2a7e5dbc2d6e5430e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f80d630fab7e95cbc3ffb85c8346f6eb890e7385878ca3d056941a7cb9930a01
[INFO] running `Command { std: "docker" "start" "-a" "f80d630fab7e95cbc3ffb85c8346f6eb890e7385878ca3d056941a7cb9930a01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winter-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "f80d630fab7e95cbc3ffb85c8346f6eb890e7385878ca3d056941a7cb9930a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80d630fab7e95cbc3ffb85c8346f6eb890e7385878ca3d056941a7cb9930a01", kill_on_drop: false }`
[INFO] [stdout] f80d630fab7e95cbc3ffb85c8346f6eb890e7385878ca3d056941a7cb9930a01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2518955cce0f27cd43d97a5b39b3e59e8c892aa1ce8f1ced38abbc00d03e81a3
[INFO] running `Command { std: "docker" "start" "-a" "2518955cce0f27cd43d97a5b39b3e59e8c892aa1ce8f1ced38abbc00d03e81a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/winter_utils-f8598caf4cc2afff)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr]    Doc-tests winter-utils
[INFO] [stdout] test tests::group_vector_elements ... ok
[INFO] [stdout] test tests::read_u16 ... ok
[INFO] [stdout] test tests::read_u32 ... ok
[INFO] [stdout] test tests::read_u64 ... ok
[INFO] [stdout] test tests::read_u8 ... ok
[INFO] [stdout] test tests::write_serializable ... ok
[INFO] [stdout] test tests::read_u8_vec ... ok
[INFO] [stdout] test tests::write_serializable_array_batch ... ok
[INFO] [stdout] test tests::write_serializable_batch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - group_slice_elements (line 483) ... ok
[INFO] [stdout] test src/lib.rs - flatten_slice_elements (line 506) ... ok
[INFO] [stdout] test src/lib.rs - flatten_vector_elements (line 523) ... ok
[INFO] [stdout] test src/lib.rs - group_vector_elements (line 453) ... ok
[INFO] [stdout] test src/lib.rs - transpose_slice (line 549) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2518955cce0f27cd43d97a5b39b3e59e8c892aa1ce8f1ced38abbc00d03e81a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2518955cce0f27cd43d97a5b39b3e59e8c892aa1ce8f1ced38abbc00d03e81a3", kill_on_drop: false }`
[INFO] [stdout] 2518955cce0f27cd43d97a5b39b3e59e8c892aa1ce8f1ced38abbc00d03e81a3