[INFO] fetching crate easy_fuser 0.4.2...
[INFO] testing easy_fuser-0.4.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate easy_fuser 0.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate easy_fuser 0.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate easy_fuser 0.4.2
[INFO] tweaked toml for crates.io crate easy_fuser 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy_fuser 0.4.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate easy_fuser 0.4.2 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d52f8d414f60d0afddfecef557609e6c9644c243fb3e35bf0231b3e5e2f3fab6
[INFO] running `Command { std: "docker" "start" "-a" "d52f8d414f60d0afddfecef557609e6c9644c243fb3e35bf0231b3e5e2f3fab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d52f8d414f60d0afddfecef557609e6c9644c243fb3e35bf0231b3e5e2f3fab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52f8d414f60d0afddfecef557609e6c9644c243fb3e35bf0231b3e5e2f3fab6", kill_on_drop: false }`
[INFO] [stdout] d52f8d414f60d0afddfecef557609e6c9644c243fb3e35bf0231b3e5e2f3fab6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d9be23398c887c690bbaa01ea139b15e247d16381fd243012f928f7f63addc
[INFO] running `Command { std: "docker" "start" "-a" "67d9be23398c887c690bbaa01ea139b15e247d16381fd243012f928f7f63addc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling fuser v0.16.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.25
[INFO] [stderr]    Compiling easy_fuser v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: At least one of the features 'serial', 'parallel', or 'async' must be enabled
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | compile_error!("At least one of the features 'serial', 'parallel', or 'async' must be enabled");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `super::fuse_driver_types::execute_task`, `super::fuse_driver_types::FuseDriver`
[INFO] [stdout]   --> src/core/fuse_driver.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fuse_driver_types::{execute_task, FuseDriver},
[INFO] [stdout]    |                         ^^^^^^^^^^^^  ^^^^^^^^^^ no `FuseDriver` in `core::fuse_driver_types`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         no `execute_task` in `core::fuse_driver_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `fuse_driver_types::FuseDriver`
[INFO] [stdout]  --> src/core.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) use fuse_driver_types::FuseDriver;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `FuseDriver` in `core::fuse_driver_types`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `info`
[INFO] [stdout]  --> src/core/fuse_driver.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::{error, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread_mode::*`
[INFO] [stdout]   --> src/core/fuse_driver.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     thread_mode::*,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `if_readdir`
[INFO] [stdout]   --> src/core/macros.rs:87:22
[INFO] [stdout]    |
[INFO] [stdout] 87 |         macro_rules! if_readdir {
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `handle_fuse_reply_entry`
[INFO] [stdout]  --> src/core/macros.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! handle_fuse_reply_entry {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `handle_fuse_reply_attr`
[INFO] [stdout]   --> src/core/macros.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 | macro_rules! handle_fuse_reply_attr {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_fuse_reply_attr`
[INFO] [stdout]    --> src/core/macros.rs:208:16
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub(super) use handle_fuse_reply_attr;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_fuse_reply_entry`
[INFO] [stdout]    --> src/core/macros.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub(super) use handle_fuse_reply_entry;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easy_fuser` (lib) due to 3 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "67d9be23398c887c690bbaa01ea139b15e247d16381fd243012f928f7f63addc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d9be23398c887c690bbaa01ea139b15e247d16381fd243012f928f7f63addc", kill_on_drop: false }`
[INFO] [stdout] 67d9be23398c887c690bbaa01ea139b15e247d16381fd243012f928f7f63addc