[INFO] fetching crate async-vfs-os 0.56.0...
[INFO] checking async-vfs-os-0.56.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate async-vfs-os 0.56.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate async-vfs-os 0.56.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-vfs-os 0.56.0
[INFO] finished tweaking crates.io crate async-vfs-os 0.56.0
[INFO] tweaked toml for crates.io crate async-vfs-os 0.56.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.15
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded async-compat v0.2.3
[INFO] [stderr]   Downloaded smol-potat-macro v0.6.0
[INFO] [stderr]   Downloaded smol-potat v1.1.2
[INFO] [stderr]   Downloaded async-vfs v0.56.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4014921bbe67b39ff5a57b968ef6ef7eceef13714be2b9c9d1edb9ab9846583
[INFO] running `Command { std: "docker" "start" "-a" "e4014921bbe67b39ff5a57b968ef6ef7eceef13714be2b9c9d1edb9ab9846583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4014921bbe67b39ff5a57b968ef6ef7eceef13714be2b9c9d1edb9ab9846583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4014921bbe67b39ff5a57b968ef6ef7eceef13714be2b9c9d1edb9ab9846583", kill_on_drop: false }`
[INFO] [stdout] e4014921bbe67b39ff5a57b968ef6ef7eceef13714be2b9c9d1edb9ab9846583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf8b8ac01be049d1716c718e5d1d9d95088341b3e2bd29b659348914b0a2128
[INFO] running `Command { std: "docker" "start" "-a" "ecf8b8ac01be049d1716c718e5d1d9d95088341b3e2bd29b659348914b0a2128", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking async-vfs v0.56.0
[INFO] [stderr]     Checking async-vfs-os v0.56.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: async-vfs-os:
[INFO] [stdout]        You must enable one of the three runtime feature flags
[INFO] [stdout]        to use this crate: async-std/smol/tokio.
[INFO] [stdout]   --> src/fs_shims.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         compile_error!("async-vfs-os:
[INFO] [stdout] 21 | | You must enable one of the three runtime feature flags
[INFO] [stdout] 22 | | to use this crate: async-std/smol/tokio."
[INFO] [stdout] 23 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: async-vfs-os:
[INFO] [stdout]        You must enable one of the three runtime feature flags
[INFO] [stdout]        to use this crate: async-std/smol/tokio.
[INFO] [stdout]   --> src/fs_shims.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         compile_error!("async-vfs-os:
[INFO] [stdout] 21 | | You must enable one of the three runtime feature flags
[INFO] [stdout] 22 | | to use this crate: async-std/smol/tokio."
[INFO] [stdout] 23 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::fs_shims::fs`, `crate::fs_shims::read_dir`, `crate::fs_shims::Path`, `crate::fs_shims::PathBuf`
[INFO] [stdout]  --> src/os.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::fs_shims::{fs, read_dir, Path, PathBuf};
[INFO] [stdout]   |                       ^^  ^^^^^^^^  ^^^^  ^^^^^^^ no `PathBuf` in `fs_shims`
[INFO] [stdout]   |                       |   |         |
[INFO] [stdout]   |                       |   |         no `Path` in `fs_shims`
[INFO] [stdout]   |                       |   no `read_dir` in `fs_shims`
[INFO] [stdout]   |                       no `fs` in `fs_shims`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           std::fs
[INFO] [stdout]           std::os::linux::fs
[INFO] [stdout]           std::os::unix::fs
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           std::path::Path
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           std::path::PathBuf
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `crate::fs_shims::fs`, `crate::fs_shims::read_dir`, `crate::fs_shims::Path`, `crate::fs_shims::PathBuf`
[INFO] [stdout]  --> src/os.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::fs_shims::{fs, read_dir, Path, PathBuf};
[INFO] [stdout]   |                       ^^  ^^^^^^^^  ^^^^  ^^^^^^^ no `PathBuf` in `fs_shims`
[INFO] [stdout]   |                       |   |         |
[INFO] [stdout]   |                       |   |         no `Path` in `fs_shims`
[INFO] [stdout]   |                       |   no `read_dir` in `fs_shims`
[INFO] [stdout]   |                       no `fs` in `fs_shims`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing one of these items instead:
[INFO] [stdout]           std::fs
[INFO] [stdout]           std::os::linux::fs
[INFO] [stdout]           std::os::unix::fs
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           std::path::Path
[INFO] [stdout]   = help: consider importing this struct instead:
[INFO] [stdout]           std::path::PathBuf
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:213:31
[INFO] [stdout]     |
[INFO] [stdout] 213 |         Ok(Pin::from(Box::new(file)))
[INFO] [stdout]     |                      -------- ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout] note: required by a bound in `Box::<T>::new`
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:217:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let file = fs::OpenOptions::new()
[INFO] [stdout]     |             ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout]     = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |           let file = fs::OpenOptions::new()
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 198 | |             .read(options.has_read())
[INFO] [stdout] 199 | |             .write(options.has_write())
[INFO] [stdout] 200 | |             .create(options.has_create())
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |             .open(raw_path)
[INFO] [stdout] 204 | |             .await?;
[INFO] [stdout]     | |___________________^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout]     = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:204:19
[INFO] [stdout]     |
[INFO] [stdout] 204 |             .await?;
[INFO] [stdout]     |                   ^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout] note: required by a bound in `Break`
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/control_flow.rs:93:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:213:31
[INFO] [stdout]     |
[INFO] [stdout] 213 |         Ok(Pin::from(Box::new(file)))
[INFO] [stdout]     |                      -------- ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout] note: required by a bound in `Box::<T>::new`
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:217:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:197:13
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let file = fs::OpenOptions::new()
[INFO] [stdout]     |             ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout]     = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |           let file = fs::OpenOptions::new()
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 198 | |             .read(options.has_read())
[INFO] [stdout] 199 | |             .write(options.has_write())
[INFO] [stdout] 200 | |             .create(options.has_create())
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |             .open(raw_path)
[INFO] [stdout] 204 | |             .await?;
[INFO] [stdout]     | |___________________^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout]     = help: unsized locals are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn VFile + Send` cannot be known at compilation time
[INFO] [stdout]    --> src/os.rs:204:19
[INFO] [stdout]     |
[INFO] [stdout] 204 |             .await?;
[INFO] [stdout]     |                   ^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `dyn VFile + Send`
[INFO] [stdout] note: required by a bound in `Break`
[INFO] [stdout]    --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/control_flow.rs:93:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_lite::StreamExt`
[INFO] [stdout]  --> src/os.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_lite::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_lite::StreamExt`
[INFO] [stdout]  --> src/os.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_lite::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-vfs-os` (lib) due to 7 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-vfs-os` (lib test) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ecf8b8ac01be049d1716c718e5d1d9d95088341b3e2bd29b659348914b0a2128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf8b8ac01be049d1716c718e5d1d9d95088341b3e2bd29b659348914b0a2128", kill_on_drop: false }`
[INFO] [stdout] ecf8b8ac01be049d1716c718e5d1d9d95088341b3e2bd29b659348914b0a2128
