[INFO] fetching crate snappy_framed 0.1.0...
[INFO] checking snappy_framed-0.1.0 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate snappy_framed 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate snappy_framed 0.1.0 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snappy_framed 0.1.0
[INFO] finished tweaking crates.io crate snappy_framed 0.1.0
[INFO] tweaked toml for crates.io crate snappy_framed 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dribble v1.0.0
[INFO] [stderr]   Downloaded snappy-sys v0.1.0
[INFO] [stderr]   Downloaded snappy v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d31900b8e52679fc38dd42e27d8e5f1c2717c46027c8781c44bc4bbe367251d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d31900b8e52679fc38dd42e27d8e5f1c2717c46027c8781c44bc4bbe367251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d31900b8e52679fc38dd42e27d8e5f1c2717c46027c8781c44bc4bbe367251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d31900b8e52679fc38dd42e27d8e5f1c2717c46027c8781c44bc4bbe367251d", kill_on_drop: false }`
[INFO] [stdout] 3d31900b8e52679fc38dd42e27d8e5f1c2717c46027c8781c44bc4bbe367251d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a6e28cbdaebe33a3ff11d76d1c0bf3098c75c9e562f075d0980b4b1f2515d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48a6e28cbdaebe33a3ff11d76d1c0bf3098c75c9e562f075d0980b4b1f2515d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling snappy-sys v0.1.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking dribble v1.0.0
[INFO] [stdout] error[E0432]: unresolved imports `rand::distributions::IndependentSample`, `rand::distributions::Range`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dribble-1.0.0/src/lib.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::distributions::{IndependentSample, Range};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^ no `Range` in `distributions`
[INFO] [stdout]   |                           |
[INFO] [stdout]   |                           no `IndependentSample` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dribble`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "48a6e28cbdaebe33a3ff11d76d1c0bf3098c75c9e562f075d0980b4b1f2515d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a6e28cbdaebe33a3ff11d76d1c0bf3098c75c9e562f075d0980b4b1f2515d9", kill_on_drop: false }`
[INFO] [stdout] 48a6e28cbdaebe33a3ff11d76d1c0bf3098c75c9e562f075d0980b4b1f2515d9