[INFO] fetching crate function-compose 0.2.0...
[INFO] checking function-compose-0.2.0 against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] extracting crate function-compose 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate function-compose 0.2.0
[INFO] finished tweaking crates.io crate function-compose 0.2.0
[INFO] tweaked toml for crates.io crate function-compose 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate function-compose 0.2.0 on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "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" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb6d44f14f1b6da3420a6fae951de66743b754b106a02de780a17660ce8f0c4
[INFO] running `Command { std: "docker" "start" "-a" "5fb6d44f14f1b6da3420a6fae951de66743b754b106a02de780a17660ce8f0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb6d44f14f1b6da3420a6fae951de66743b754b106a02de780a17660ce8f0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb6d44f14f1b6da3420a6fae951de66743b754b106a02de780a17660ce8f0c4", kill_on_drop: false }`
[INFO] [stdout] 5fb6d44f14f1b6da3420a6fae951de66743b754b106a02de780a17660ce8f0c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eb821b16862f1cb2fe9c436e9aa19f6c0b479d8fe1fb3d2d522b9e2a5c423b0
[INFO] running `Command { std: "docker" "start" "-a" "2eb821b16862f1cb2fe9c436e9aa19f6c0b479d8fe1fb3d2d522b9e2a5c423b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking retry v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling concat-idents v1.1.5
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-retry v0.3.0
[INFO] [stderr]    Compiling function-compose-proc-macros v0.2.0
[INFO] [stderr]     Checking function-compose v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] Fixed :: from_millis(100).take(2)
[INFO] [stdout] Fixed :: from_millis(100).take(2)
[INFO] [stdout] Fixed :: from_millis(100).take(2)
[INFO] [stdout] Fixed :: from_millis(100).take(2)
[INFO] [stdout] Fixed :: from_millis(100).take(2)
[INFO] [stdout] warning: method `do_work` is never used
[INFO] [stdout]   --> tests/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait TestTrait :Send + Sync{
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout] 27 |     fn do_work(&self) -> i32;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.85s
[INFO] running `Command { std: "docker" "inspect" "2eb821b16862f1cb2fe9c436e9aa19f6c0b479d8fe1fb3d2d522b9e2a5c423b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb821b16862f1cb2fe9c436e9aa19f6c0b479d8fe1fb3d2d522b9e2a5c423b0", kill_on_drop: false }`
[INFO] [stdout] 2eb821b16862f1cb2fe9c436e9aa19f6c0b479d8fe1fb3d2d522b9e2a5c423b0