[INFO] fetching crate mequeue 0.0.1...
[INFO] testing mequeue-0.0.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate mequeue 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mequeue 0.0.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mequeue 0.0.1
[INFO] finished tweaking crates.io crate mequeue 0.0.1
[INFO] tweaked toml for crates.io crate mequeue 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e755d7c53f5db8439b40beda3654aa07a9ecb8a7775dc8cc461f5a25668c4f73
[INFO] running `Command { std: "docker" "start" "-a" "e755d7c53f5db8439b40beda3654aa07a9ecb8a7775dc8cc461f5a25668c4f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e755d7c53f5db8439b40beda3654aa07a9ecb8a7775dc8cc461f5a25668c4f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e755d7c53f5db8439b40beda3654aa07a9ecb8a7775dc8cc461f5a25668c4f73", kill_on_drop: false }`
[INFO] [stdout] e755d7c53f5db8439b40beda3654aa07a9ecb8a7775dc8cc461f5a25668c4f73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f7eee9a76bf9df033c581bd4620d420c6b22c0e181fe3cb1d70e30f410a6ed9
[INFO] running `Command { std: "docker" "start" "-a" "6f7eee9a76bf9df033c581bd4620d420c6b22c0e181fe3cb1d70e30f410a6ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mequeue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "6f7eee9a76bf9df033c581bd4620d420c6b22c0e181fe3cb1d70e30f410a6ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7eee9a76bf9df033c581bd4620d420c6b22c0e181fe3cb1d70e30f410a6ed9", kill_on_drop: false }`
[INFO] [stdout] 6f7eee9a76bf9df033c581bd4620d420c6b22c0e181fe3cb1d70e30f410a6ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef881b58359a1abe498bb80b5a771c8564f0ed9a3f8a7734e90040bdea3e61e9
[INFO] running `Command { std: "docker" "start" "-a" "ef881b58359a1abe498bb80b5a771c8564f0ed9a3f8a7734e90040bdea3e61e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mequeue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tokio::time`
[INFO] [stdout]  --> check.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::time::sleep;
[INFO] [stdout]   |            ^^^^ could not find `time` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> check.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mequeue` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "ef881b58359a1abe498bb80b5a771c8564f0ed9a3f8a7734e90040bdea3e61e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef881b58359a1abe498bb80b5a771c8564f0ed9a3f8a7734e90040bdea3e61e9", kill_on_drop: false }`
[INFO] [stdout] ef881b58359a1abe498bb80b5a771c8564f0ed9a3f8a7734e90040bdea3e61e9
[INFO] testing mequeue-0.0.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate mequeue 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate mequeue 0.0.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mequeue 0.0.1
[INFO] finished tweaking crates.io crate mequeue 0.0.1
[INFO] tweaked toml for crates.io crate mequeue 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6580d38307d296c8b92e2551a0b20a67abc1d7144a0170678cbcf69817f9d13
[INFO] running `Command { std: "docker" "start" "-a" "a6580d38307d296c8b92e2551a0b20a67abc1d7144a0170678cbcf69817f9d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6580d38307d296c8b92e2551a0b20a67abc1d7144a0170678cbcf69817f9d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6580d38307d296c8b92e2551a0b20a67abc1d7144a0170678cbcf69817f9d13", kill_on_drop: false }`
[INFO] [stdout] a6580d38307d296c8b92e2551a0b20a67abc1d7144a0170678cbcf69817f9d13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96e46c516489124cb400b8be4c5634ef038c039c2c8e066ed322d382c00a341
[INFO] running `Command { std: "docker" "start" "-a" "f96e46c516489124cb400b8be4c5634ef038c039c2c8e066ed322d382c00a341", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling concurrent-queue v2.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling mequeue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "f96e46c516489124cb400b8be4c5634ef038c039c2c8e066ed322d382c00a341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96e46c516489124cb400b8be4c5634ef038c039c2c8e066ed322d382c00a341", kill_on_drop: false }`
[INFO] [stdout] f96e46c516489124cb400b8be4c5634ef038c039c2c8e066ed322d382c00a341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27e462763f8b116618e8882dde565e901a9442a869e8e54f80f343edddf16886
[INFO] running `Command { std: "docker" "start" "-a" "27e462763f8b116618e8882dde565e901a9442a869e8e54f80f343edddf16886", kill_on_drop: false }`
[INFO] [stderr]    Compiling mequeue v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `tokio::time`
[INFO] [stdout]  --> check.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::time::sleep;
[INFO] [stdout]   |            ^^^^ could not find `time` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `test` in `tokio`
[INFO] [stdout]   --> check.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[tokio::test]
[INFO] [stdout]    |          ^^^^ could not find `test` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mequeue` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "27e462763f8b116618e8882dde565e901a9442a869e8e54f80f343edddf16886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e462763f8b116618e8882dde565e901a9442a869e8e54f80f343edddf16886", kill_on_drop: false }`
[INFO] [stdout] 27e462763f8b116618e8882dde565e901a9442a869e8e54f80f343edddf16886
