[INFO] fetching crate labranet-common 0.1.5...
[INFO] checking labranet-common-0.1.5 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate labranet-common 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate labranet-common 0.1.5
[INFO] finished tweaking crates.io crate labranet-common 0.1.5
[INFO] tweaked toml for crates.io crate labranet-common 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate labranet-common 0.1.5 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "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" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 305 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nkeys v0.4.5
[INFO] [stderr]   Downloaded nats v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f243ba311bec3e72d12342714294af4aed2f74a0da3dd78d03683df35aedf8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f243ba311bec3e72d12342714294af4aed2f74a0da3dd78d03683df35aedf8c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f243ba311bec3e72d12342714294af4aed2f74a0da3dd78d03683df35aedf8c0", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error[E0432]: unresolved import `rand::distributions`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nuid-0.3.2/src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rand::distributions::Alphanumeric;
[INFO] [stdout]    |           ^^^^^^^^^^^^^ could not find `distributions` in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `sample_iter` exists for struct `OsRng`, but its trait bounds were not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nuid-0.3.2/src/lib.rs:82:27
[INFO] [stdout]    |
[INFO] [stdout] 82 |         for (i, n) in rng.sample_iter(&Alphanumeric).take(PRE_LEN).enumerate() {
[INFO] [stdout]    |                           ^^^^^^^^^^^ method cannot be called on `OsRng` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/os.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct OsRng;
[INFO] [stdout]    | ---------------- doesn't satisfy `OsRng: RngCore` or `OsRng: Rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `OsRng: RngCore`
[INFO] [stdout]            which is required by `OsRng: Rng`
[INFO] [stdout]            `&OsRng: RngCore`
[INFO] [stdout]            which is required by `&OsRng: Rng`
[INFO] [stdout]            `&mut OsRng: RngCore`
[INFO] [stdout]            which is required by `&mut OsRng: Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nuid` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fed4204453e412822749f6b3d57af528a7bd12d0c027bccb5cd63c150a13d4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed4204453e412822749f6b3d57af528a7bd12d0c027bccb5cd63c150a13d4b5", kill_on_drop: false }`
[INFO] [stdout] fed4204453e412822749f6b3d57af528a7bd12d0c027bccb5cd63c150a13d4b5
