[INFO] cloning repository https://github.com/aptend/async-bottom-up
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aptend/async-bottom-up" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faptend%2Fasync-bottom-up", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faptend%2Fasync-bottom-up'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd41b8e4d71e577f04de0bded6fb0db079de6634
[INFO] building aptend/async-bottom-up against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faptend%2Fasync-bottom-up" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aptend/async-bottom-up on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aptend/async-bottom-up
[INFO] finished tweaking git repo https://github.com/aptend/async-bottom-up
[INFO] tweaked toml for git repo https://github.com/aptend/async-bottom-up written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/aptend/async-bottom-up already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded bstr v0.2.12
[INFO] [stderr]   Downloaded criterion-plot v0.4.1
[INFO] [stderr]   Downloaded criterion v0.3.1
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded oorandom v11.1.0
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded tinytemplate v1.0.3
[INFO] [stderr]   Downloaded plotters v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7967e881ee03c5cfca7d99e886a10383c0835b465680740080e3d61b10873581
[INFO] running `Command { std: "docker" "start" "-a" "7967e881ee03c5cfca7d99e886a10383c0835b465680740080e3d61b10873581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7967e881ee03c5cfca7d99e886a10383c0835b465680740080e3d61b10873581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7967e881ee03c5cfca7d99e886a10383c0835b465680740080e3d61b10873581", kill_on_drop: false }`
[INFO] [stdout] 7967e881ee03c5cfca7d99e886a10383c0835b465680740080e3d61b10873581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30fa2f6c8f0660034eb4c4ba602106d78cd4e801c7a43209b5d09720cba70e2d
[INFO] running `Command { std: "docker" "start" "-a" "30fa2f6c8f0660034eb4c4ba602106d78cd4e801c7a43209b5d09720cba70e2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling async_bottom_up v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(wake_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.93s
[INFO] running `Command { std: "docker" "inspect" "30fa2f6c8f0660034eb4c4ba602106d78cd4e801c7a43209b5d09720cba70e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fa2f6c8f0660034eb4c4ba602106d78cd4e801c7a43209b5d09720cba70e2d", kill_on_drop: false }`
[INFO] [stdout] 30fa2f6c8f0660034eb4c4ba602106d78cd4e801c7a43209b5d09720cba70e2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09284c9927d31009c1be9439d52e6dc0298c95e6c8b58a9795c7f55c5e4a1c94
[INFO] running `Command { std: "docker" "start" "-a" "09284c9927d31009c1be9439d52e6dc0298c95e6c8b58a9795c7f55c5e4a1c94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(wake_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling async_bottom_up v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `wake_trait` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(wake_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.07s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_bottom_up-fda3660fc97bdab9)
[INFO] [stderr]   Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-afe17b52b99280de)
[INFO] running `Command { std: "docker" "inspect" "09284c9927d31009c1be9439d52e6dc0298c95e6c8b58a9795c7f55c5e4a1c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09284c9927d31009c1be9439d52e6dc0298c95e6c8b58a9795c7f55c5e4a1c94", kill_on_drop: false }`
[INFO] [stdout] 09284c9927d31009c1be9439d52e6dc0298c95e6c8b58a9795c7f55c5e4a1c94