[INFO] fetching crate mongo-lock-async 0.4.0...
[INFO] testing mongo-lock-async-0.4.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate mongo-lock-async 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mongo-lock-async 0.4.0
[INFO] finished tweaking crates.io crate mongo-lock-async 0.4.0
[INFO] tweaked toml for crates.io crate mongo-lock-async 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mongo-lock-async 0.4.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 237 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5acfd2424e8512b1a98baaca5d7cbaa823671bc1bbac14636753fcf761c3d034
[INFO] running `Command { std: "docker" "start" "-a" "5acfd2424e8512b1a98baaca5d7cbaa823671bc1bbac14636753fcf761c3d034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5acfd2424e8512b1a98baaca5d7cbaa823671bc1bbac14636753fcf761c3d034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acfd2424e8512b1a98baaca5d7cbaa823671bc1bbac14636753fcf761c3d034", kill_on_drop: false }`
[INFO] [stdout] 5acfd2424e8512b1a98baaca5d7cbaa823671bc1bbac14636753fcf761c3d034
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a8b1cce0d1a2cc9af70b3af2a03733a939e3549b2407c4ebeb0ce43c08c346a
[INFO] running `Command { std: "docker" "start" "-a" "4a8b1cce0d1a2cc9af70b3af2a03733a939e3549b2407c4ebeb0ce43c08c346a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling getrandom v0.3.3
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[INFO] [stderr]    Compiling tokio v1.47.1
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[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling chrono v0.4.41
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[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v3.14.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling serde_with v3.14.0
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling bson v2.15.0
[INFO] [stderr]    Compiling hickory-proto v0.24.4
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling hickory-resolver v0.24.4
[INFO] [stderr]    Compiling mongodb v3.2.5
[INFO] [stderr]    Compiling mongo-lock-async v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.17s
[INFO] running `Command { std: "docker" "inspect" "4a8b1cce0d1a2cc9af70b3af2a03733a939e3549b2407c4ebeb0ce43c08c346a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8b1cce0d1a2cc9af70b3af2a03733a939e3549b2407c4ebeb0ce43c08c346a", kill_on_drop: false }`
[INFO] [stdout] 4a8b1cce0d1a2cc9af70b3af2a03733a939e3549b2407c4ebeb0ce43c08c346a
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6e867cf0561836da0598ee70cae478507c376e66729899738edc4f9079c136c
[INFO] running `Command { std: "docker" "start" "-a" "c6e867cf0561836da0598ee70cae478507c376e66729899738edc4f9079c136c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mongo-lock-async v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions`
[INFO] [stdout]    --> src/lib.rs:180:20
[INFO] [stdout]     |
[INFO] [stdout] 180 |         use rand::{distributions::Alphanumeric, thread_rng, Rng};
[INFO] [stdout]     |                    ^^^^^^^^^^^^^ could not find `distributions` in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         thread_rng()
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:180:49
[INFO] [stdout]     |
[INFO] [stdout] 180 |         use rand::{distributions::Alphanumeric, thread_rng, Rng};
[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 `mongo-lock-async` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c6e867cf0561836da0598ee70cae478507c376e66729899738edc4f9079c136c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e867cf0561836da0598ee70cae478507c376e66729899738edc4f9079c136c", kill_on_drop: false }`
[INFO] [stdout] c6e867cf0561836da0598ee70cae478507c376e66729899738edc4f9079c136c