[INFO] fetching crate maitake-sync 0.2.2...
[INFO] checking maitake-sync-0.2.2 against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195
[INFO] extracting crate maitake-sync 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate maitake-sync 0.2.2
[INFO] finished tweaking crates.io crate maitake-sync 0.2.2
[INFO] tweaked toml for crates.io crate maitake-sync 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maitake-sync 0.2.2 on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maitake-sync 0.2.2 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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a67a574a3973d0f52a8913f4f0584a13a59d57bb3abbe33b4e7f911d2995066
[INFO] running `Command { std: "docker" "start" "-a" "1a67a574a3973d0f52a8913f4f0584a13a59d57bb3abbe33b4e7f911d2995066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a67a574a3973d0f52a8913f4f0584a13a59d57bb3abbe33b4e7f911d2995066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a67a574a3973d0f52a8913f4f0584a13a59d57bb3abbe33b4e7f911d2995066", kill_on_drop: false }`
[INFO] [stdout] 1a67a574a3973d0f52a8913f4f0584a13a59d57bb3abbe33b4e7f911d2995066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c61c6d64888b55f55fd459b7a5e653adc88564d0ca790ebe9b11f97123c9316
[INFO] running `Command { std: "docker" "start" "-a" "9c61c6d64888b55f55fd459b7a5e653adc88564d0ca790ebe9b11f97123c9316", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mutex-traits v1.0.0
[INFO] [stderr]     Checking mycelium-bitfield v0.1.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking cordyceps v0.3.4
[INFO] [stderr]     Checking regex-automata v0.4.4
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking pin-project v1.1.8
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking maitake-sync v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-test v0.4.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] error[E0573]: expected type, found variant `Acquire`
[INFO] [stdout]   --> src/semaphore/tests.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_future::<Acquire<'_>>();
[INFO] [stdout]    |                     ^^^^^^^^^^^ not a type
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct instead
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::semaphore::Acquire;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0573]: expected type, found variant `Acquire`
[INFO] [stdout]   --> src/semaphore/tests.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert_future::<Acquire<'_, NopRawMutex>>();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^ not a type
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct instead
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::semaphore::Acquire;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Acquire` is ambiguous
[INFO] [stdout]   --> src/semaphore/tests.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_future::<Acquire<'_>>();
[INFO] [stdout]    |                     ^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Acquire` could refer to the variant imported here
[INFO] [stdout]   --> src/semaphore/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Acquire` to disambiguate
[INFO] [stdout] note: `Acquire` could also refer to the struct imported here
[INFO] [stdout]   --> src/semaphore/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Acquire` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Acquire` is ambiguous
[INFO] [stdout]   --> src/semaphore/tests.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert_future::<Acquire<'_, NopRawMutex>>();
[INFO] [stdout]    |                     ^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Acquire` could refer to the variant imported here
[INFO] [stdout]   --> src/semaphore/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Acquire` to disambiguate
[INFO] [stdout] note: `Acquire` could also refer to the struct imported here
[INFO] [stdout]   --> src/semaphore/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Acquire` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0573, E0659.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0573`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maitake-sync` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c61c6d64888b55f55fd459b7a5e653adc88564d0ca790ebe9b11f97123c9316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c61c6d64888b55f55fd459b7a5e653adc88564d0ca790ebe9b11f97123c9316", kill_on_drop: false }`
[INFO] [stdout] 9c61c6d64888b55f55fd459b7a5e653adc88564d0ca790ebe9b11f97123c9316