[INFO] fetching crate mongo-lock 0.3.0...
[INFO] checking mongo-lock-0.3.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate mongo-lock 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mongo-lock 0.3.0
[INFO] finished tweaking crates.io crate mongo-lock 0.3.0
[INFO] tweaked toml for crates.io crate mongo-lock 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mongo-lock 0.3.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 285 packages to latest compatible versions
[INFO] [stderr]       Adding async-executor v1.5.1 (available: v1.13.3)
[INFO] [stderr]       Adding async-global-executor v2.3.1 (available: v2.4.1)
[INFO] [stderr]       Adding async-std v1.12.0 (available: v1.13.2)
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 374fe9352ffbe30a845281c00e604415781026b0e8d390a214b1898060a5801f
[INFO] running `Command { std: "docker" "start" "-a" "374fe9352ffbe30a845281c00e604415781026b0e8d390a214b1898060a5801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "374fe9352ffbe30a845281c00e604415781026b0e8d390a214b1898060a5801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374fe9352ffbe30a845281c00e604415781026b0e8d390a214b1898060a5801f", kill_on_drop: false }`
[INFO] [stdout] 374fe9352ffbe30a845281c00e604415781026b0e8d390a214b1898060a5801f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebec654abad1186a5e59e20bb8f67089650f2b91ae86e55ae00046cf0459cbd8
[INFO] running `Command { std: "docker" "start" "-a" "ebec654abad1186a5e59e20bb8f67089650f2b91ae86e55ae00046cf0459cbd8", kill_on_drop: false }`
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]     Checking rustix v0.38.44
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rustls v0.21.12
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]     Checking bson v2.15.0
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling typed-builder v0.10.0
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking polling v3.10.0
[INFO] [stderr]     Checking async-io v2.5.0
[INFO] [stderr]     Checking async-signal v0.2.12
[INFO] [stderr]     Checking trust-dns-resolver v0.21.2
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking async-std-resolver v0.21.2
[INFO] [stderr]     Checking mongodb v2.8.2
[INFO] [stderr]     Checking mongo-lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions`
[INFO] [stdout]    --> src/lib.rs:179:20
[INFO] [stdout]     |
[INFO] [stdout] 179 |         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:179:49
[INFO] [stdout]     |
[INFO] [stdout] 179 |         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` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ebec654abad1186a5e59e20bb8f67089650f2b91ae86e55ae00046cf0459cbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebec654abad1186a5e59e20bb8f67089650f2b91ae86e55ae00046cf0459cbd8", kill_on_drop: false }`
[INFO] [stdout] ebec654abad1186a5e59e20bb8f67089650f2b91ae86e55ae00046cf0459cbd8