[INFO] fetching crate acto 0.5.0...
[INFO] checking acto-0.5.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate acto 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate acto 0.5.0 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 acto 0.5.0
[INFO] finished tweaking crates.io crate acto 0.5.0
[INFO] tweaked toml for crates.io crate acto 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate acto 0.5.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded smol_str v0.1.23
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.4
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.16
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded tokio v1.21.2
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 50a549e7c3f391b322d45472078481a4846a6778e4084627557d656faa03acb8
[INFO] running `Command { std: "docker" "start" "-a" "50a549e7c3f391b322d45472078481a4846a6778e4084627557d656faa03acb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50a549e7c3f391b322d45472078481a4846a6778e4084627557d656faa03acb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a549e7c3f391b322d45472078481a4846a6778e4084627557d656faa03acb8", kill_on_drop: false }`
[INFO] [stdout] 50a549e7c3f391b322d45472078481a4846a6778e4084627557d656faa03acb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 51ffc4fc375fbcd777f37a09093085f38f3d4a9bb16ed1a95f0ea8d65149dab9
[INFO] running `Command { std: "docker" "start" "-a" "51ffc4fc375fbcd777f37a09093085f38f3d4a9bb16ed1a95f0ea8d65149dab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking smol_str v0.1.23
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling acto v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stdout] warning: unused import: `SupervisionRef`
[INFO] [stdout]  --> examples/tokio.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use acto::{ActoCell, ActoHandle, ActoInput, ActoRuntime, SupervisionRef};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `actor` is never used
[INFO] [stdout]  --> examples/tokio.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn actor(mut ctx: ActoCell<i32, impl ActoRuntime>) {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "51ffc4fc375fbcd777f37a09093085f38f3d4a9bb16ed1a95f0ea8d65149dab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ffc4fc375fbcd777f37a09093085f38f3d4a9bb16ed1a95f0ea8d65149dab9", kill_on_drop: false }`
[INFO] [stdout] 51ffc4fc375fbcd777f37a09093085f38f3d4a9bb16ed1a95f0ea8d65149dab9
[INFO] checking acto-0.5.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate acto 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate acto 0.5.0 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 acto 0.5.0
[INFO] finished tweaking crates.io crate acto 0.5.0
[INFO] tweaked toml for crates.io crate acto 0.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate acto 0.5.0 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 009656e451bbb3d1e1f9b35dc2975ea7db4823fa253cdf3cb7e338b08d1bc842
[INFO] running `Command { std: "docker" "start" "-a" "009656e451bbb3d1e1f9b35dc2975ea7db4823fa253cdf3cb7e338b08d1bc842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009656e451bbb3d1e1f9b35dc2975ea7db4823fa253cdf3cb7e338b08d1bc842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009656e451bbb3d1e1f9b35dc2975ea7db4823fa253cdf3cb7e338b08d1bc842", kill_on_drop: false }`
[INFO] [stdout] 009656e451bbb3d1e1f9b35dc2975ea7db4823fa253cdf3cb7e338b08d1bc842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c2679754233a2c223730862aaa61906be087705ad27afbaf74cf19ff5d1371de
[INFO] running `Command { std: "docker" "start" "-a" "c2679754233a2c223730862aaa61906be087705ad27afbaf74cf19ff5d1371de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking smol_str v0.1.23
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling acto v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stdout] warning: unused import: `SupervisionRef`
[INFO] [stdout]  --> examples/tokio.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use acto::{ActoCell, ActoHandle, ActoInput, ActoRuntime, SupervisionRef};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `actor` is never used
[INFO] [stdout]  --> examples/tokio.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn actor(mut ctx: ActoCell<i32, impl ActoRuntime>) {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "c2679754233a2c223730862aaa61906be087705ad27afbaf74cf19ff5d1371de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2679754233a2c223730862aaa61906be087705ad27afbaf74cf19ff5d1371de", kill_on_drop: false }`
[INFO] [stdout] c2679754233a2c223730862aaa61906be087705ad27afbaf74cf19ff5d1371de
