[INFO] fetching crate async-watch 0.3.1...
[INFO] checking async-watch-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate async-watch 0.3.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate async-watch 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-watch 0.3.1
[INFO] finished tweaking crates.io crate async-watch 0.3.1
[INFO] tweaked toml for crates.io crate async-watch 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding async-executor v0.1.2 (latest: v1.11.0)
[INFO] [stderr]       Adding async-io v0.1.11 (latest: v2.3.2)
[INFO] [stderr]       Adding async-task v3.0.0 (latest: v4.7.1)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding concurrent-queue v1.2.4 (latest: v2.5.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v0.1.11 (latest: v2.3.0)
[INFO] [stderr]       Adding parking v1.0.6 (latest: v2.2.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] [stderr]       Adding polling v0.1.9 (latest: v3.7.0)
[INFO] [stderr]       Adding socket2 v0.3.19 (latest: v0.5.7)
[INFO] [stderr]       Adding tokio v0.2.25 (latest: v1.37.0)
[INFO] [stderr]       Adding tokio-test v0.2.1 (latest: v0.4.4)
[INFO] [stderr]       Adding vec-arena v0.5.2 (latest: v1.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-test v0.2.1
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded async-executor v0.1.2
[INFO] [stderr]   Downloaded multitask v0.2.0
[INFO] [stderr]   Downloaded polling v0.1.9
[INFO] [stderr]   Downloaded vec-arena v0.5.2
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded async-io v0.1.11
[INFO] [stderr]   Downloaded concurrent-queue v1.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3278d6bca3f37ee0aea48c867b427b4d86697d38f8d0b912f404c6445acfc75
[INFO] running `Command { std: "docker" "start" "-a" "a3278d6bca3f37ee0aea48c867b427b4d86697d38f8d0b912f404c6445acfc75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3278d6bca3f37ee0aea48c867b427b4d86697d38f8d0b912f404c6445acfc75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3278d6bca3f37ee0aea48c867b427b4d86697d38f8d0b912f404c6445acfc75", kill_on_drop: false }`
[INFO] [stdout] a3278d6bca3f37ee0aea48c867b427b4d86697d38f8d0b912f404c6445acfc75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fa0f9600b08bd57a5e70569cb9f21e6e28b1c12b55610cdce5a5b04d0449e13
[INFO] running `Command { std: "docker" "start" "-a" "2fa0f9600b08bd57a5e70569cb9f21e6e28b1c12b55610cdce5a5b04d0449e13", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-watch v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking polling v0.1.9
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stdout] warning: trait `AmbiguousIfSend` is never used
[INFO] [stdout]    --> tests/watch.rs:195:7
[INFO] [stdout]     |
[INFO] [stdout] 195 | trait AmbiguousIfSend<A> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AmbiguousIfSync` is never used
[INFO] [stdout]    --> tests/watch.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 | trait AmbiguousIfSync<A> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "2fa0f9600b08bd57a5e70569cb9f21e6e28b1c12b55610cdce5a5b04d0449e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa0f9600b08bd57a5e70569cb9f21e6e28b1c12b55610cdce5a5b04d0449e13", kill_on_drop: false }`
[INFO] [stdout] 2fa0f9600b08bd57a5e70569cb9f21e6e28b1c12b55610cdce5a5b04d0449e13
[INFO] checking async-watch-0.3.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate async-watch 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate async-watch 0.3.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-watch 0.3.1
[INFO] finished tweaking crates.io crate async-watch 0.3.1
[INFO] tweaked toml for crates.io crate async-watch 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding async-executor v0.1.2 (latest: v1.11.0)
[INFO] [stderr]       Adding async-io v0.1.11 (latest: v2.3.2)
[INFO] [stderr]       Adding async-task v3.0.0 (latest: v4.7.1)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding concurrent-queue v1.2.4 (latest: v2.5.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.1.0)
[INFO] [stderr]       Adding futures-lite v0.1.11 (latest: v2.3.0)
[INFO] [stderr]       Adding parking v1.0.6 (latest: v2.2.0)
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (latest: v0.2.14)
[INFO] [stderr]       Adding polling v0.1.9 (latest: v3.7.0)
[INFO] [stderr]       Adding socket2 v0.3.19 (latest: v0.5.7)
[INFO] [stderr]       Adding tokio v0.2.25 (latest: v1.37.0)
[INFO] [stderr]       Adding tokio-test v0.2.1 (latest: v0.4.4)
[INFO] [stderr]       Adding vec-arena v0.5.2 (latest: v1.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19bb51c718eafc642a1c6df79757a3866a018a42e0be242752b975065142c9b1
[INFO] running `Command { std: "docker" "start" "-a" "19bb51c718eafc642a1c6df79757a3866a018a42e0be242752b975065142c9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19bb51c718eafc642a1c6df79757a3866a018a42e0be242752b975065142c9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19bb51c718eafc642a1c6df79757a3866a018a42e0be242752b975065142c9b1", kill_on_drop: false }`
[INFO] [stdout] 19bb51c718eafc642a1c6df79757a3866a018a42e0be242752b975065142c9b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf78fc276650801408fecb03deaa592be39d8104c67e51bc5082ed8d8e242cb0
[INFO] running `Command { std: "docker" "start" "-a" "cf78fc276650801408fecb03deaa592be39d8104c67e51bc5082ed8d8e242cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking async-watch v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking polling v0.1.9
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stdout] warning: trait `AmbiguousIfSend` is never used
[INFO] [stdout]    --> tests/watch.rs:195:7
[INFO] [stdout]     |
[INFO] [stdout] 195 | trait AmbiguousIfSend<A> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AmbiguousIfSync` is never used
[INFO] [stdout]    --> tests/watch.rs:201:7
[INFO] [stdout]     |
[INFO] [stdout] 201 | trait AmbiguousIfSync<A> {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "cf78fc276650801408fecb03deaa592be39d8104c67e51bc5082ed8d8e242cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf78fc276650801408fecb03deaa592be39d8104c67e51bc5082ed8d8e242cb0", kill_on_drop: false }`
[INFO] [stdout] cf78fc276650801408fecb03deaa592be39d8104c67e51bc5082ed8d8e242cb0
