[INFO] fetching crate async-file-lock 0.1.4...
[INFO] checking async-file-lock-0.1.4 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate async-file-lock 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate async-file-lock 0.1.4 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-file-lock 0.1.4
[INFO] finished tweaking crates.io crate async-file-lock 0.1.4
[INFO] tweaked toml for crates.io crate async-file-lock 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding fork v0.1.23 (available: v0.2.0)
[INFO] [stderr]       Adding futures-lite v1.13.0 (available: v2.5.0)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.41.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.2.6
[INFO] [stderr]   Downloaded fork v0.1.23
[INFO] [stderr]   Downloaded fs3 v0.5.0
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db64fde7d1b8741f92cae0100528d660e365229f1d8901e710dd362d362f7ddc
[INFO] running `Command { std: "docker" "start" "-a" "db64fde7d1b8741f92cae0100528d660e365229f1d8901e710dd362d362f7ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db64fde7d1b8741f92cae0100528d660e365229f1d8901e710dd362d362f7ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db64fde7d1b8741f92cae0100528d660e365229f1d8901e710dd362d362f7ddc", kill_on_drop: false }`
[INFO] [stdout] db64fde7d1b8741f92cae0100528d660e365229f1d8901e710dd362d362f7ddc
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 031eed62b2f3d7a43bd8374520bb01f658e9fca24b7911e9be0dbcfa428ad421
[INFO] running `Command { std: "docker" "start" "-a" "031eed62b2f3d7a43bd8374520bb01f658e9fca24b7911e9be0dbcfa428ad421", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling fs3 v0.5.0
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking fastrand v2.2.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]     Checking fork v0.1.23
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking async-file-lock v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:122:46
[INFO] [stdout]     |
[INFO] [stdout] 122 |         self.unlocked_file.as_mut().unwrap().try_lock_shared().map(|_| {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::try_lock_shared`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:122:46
[INFO] [stdout]     |
[INFO] [stdout] 122 |         self.unlocked_file.as_mut().unwrap().try_lock_shared().map(|_| {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::try_lock_shared`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:271:39
[INFO] [stdout]     |
[INFO] [stdout] 271 |                     let result = file.unlock();
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::unlock`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:271:39
[INFO] [stdout]     |
[INFO] [stdout] 271 |                     let result = file.unlock();
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `unlock(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::unlock`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:512:46
[INFO] [stdout]     |
[INFO] [stdout] 512 |             let result = match unlocked_file.lock_shared() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `lock_shared(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::lock_shared`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:512:46
[INFO] [stdout]     |
[INFO] [stdout] 512 |             let result = match unlocked_file.lock_shared() {
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `lock_shared(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `std::fs::File::lock_shared`
[INFO] [stdout]     |
[INFO] [stdout] 4   + #![feature(file_lock)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "031eed62b2f3d7a43bd8374520bb01f658e9fca24b7911e9be0dbcfa428ad421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031eed62b2f3d7a43bd8374520bb01f658e9fca24b7911e9be0dbcfa428ad421", kill_on_drop: false }`
[INFO] [stdout] 031eed62b2f3d7a43bd8374520bb01f658e9fca24b7911e9be0dbcfa428ad421
