[INFO] cloning repository https://github.com/tsurai/data-mining-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsurai/data-mining-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsurai%2Fdata-mining-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsurai%2Fdata-mining-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8550eab35b1abc27d3a5741a287d5af4bed4b5f6
[INFO] building tsurai/data-mining-rs against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsurai%2Fdata-mining-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tsurai/data-mining-rs on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tsurai/data-mining-rs
[INFO] finished tweaking git repo https://github.com/tsurai/data-mining-rs
[INFO] tweaked toml for git repo https://github.com/tsurai/data-mining-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/tsurai/data-mining-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.7
[INFO] [stderr]   Downloaded libc v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd3b5737c792f42d376ecb3302ad209a21f66bd288c05c7f25fcb226f2edd864
[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" "dd3b5737c792f42d376ecb3302ad209a21f66bd288c05c7f25fcb226f2edd864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd3b5737c792f42d376ecb3302ad209a21f66bd288c05c7f25fcb226f2edd864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3b5737c792f42d376ecb3302ad209a21f66bd288c05c7f25fcb226f2edd864", kill_on_drop: false }`
[INFO] [stdout] dd3b5737c792f42d376ecb3302ad209a21f66bd288c05c7f25fcb226f2edd864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db81af3257eee9b80fe364b6fcb591b1ea559799dedd8eae9f07626728f27b4c
[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" "db81af3257eee9b80fe364b6fcb591b1ea559799dedd8eae9f07626728f27b4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.6
[INFO] [stderr]    Compiling log v0.3.1
[INFO] [stderr]    Compiling rand v0.3.7
[INFO] [stdout] error[E0432]: unresolved imports `std::num::Float`, `std::num::Int`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.7/src/distributions/mod.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::num::{Float, Int};
[INFO] [stdout]    |                ^^^^^  ^^^ no `Int` in `num`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.7/src/distributions/range.rs:83:50
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<X> {
[INFO] [stdout]    |                  - required by this bound in `range::Range`
[INFO] [stdout] ...
[INFO] [stdout] 83 |     fn construct_range(low: Self, high: Self) -> Range<Self>;
[INFO] [stdout]    |                                                  ^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout] help: you could relax the implicit `Sized` bound on `X` if it were used through indirection like `&X` or `Box<X>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.7/src/distributions/range.rs:50:18
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<X> {
[INFO] [stdout]    |                  ^ this could be changed to `X: ?Sized`...
[INFO] [stdout] 51 |     low: X,
[INFO] [stdout]    |          - ...if indirection were used here: `Box<X>`
[INFO] [stdout] 52 |     range: X,
[INFO] [stdout]    |            - ...if indirection were used here: `Box<X>`
[INFO] [stdout] 53 |     accept_zone: X
[INFO] [stdout]    |                  - ...if indirection were used here: `Box<X>`
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn construct_range(low: Self, high: Self) -> Range<Self> where Self: Sized;
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.7/src/distributions/range.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<X> {
[INFO] [stdout]    |                  - required by this bound in `range::Range`
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn sample_range<R: Rng>(r: &Range<Self>, rng: &mut R) -> Self;
[INFO] [stdout]    |                                ^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout] help: you could relax the implicit `Sized` bound on `X` if it were used through indirection like `&X` or `Box<X>`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.7/src/distributions/range.rs:50:18
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Range<X> {
[INFO] [stdout]    |                  ^ this could be changed to `X: ?Sized`...
[INFO] [stdout] 51 |     low: X,
[INFO] [stdout]    |          - ...if indirection were used here: `Box<X>`
[INFO] [stdout] 52 |     range: X,
[INFO] [stdout]    |            - ...if indirection were used here: `Box<X>`
[INFO] [stdout] 53 |     accept_zone: X
[INFO] [stdout]    |                  - ...if indirection were used here: `Box<X>`
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn sample_range<R: Rng>(r: &Range<Self>, rng: &mut R) -> Self where Self: Sized;
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "db81af3257eee9b80fe364b6fcb591b1ea559799dedd8eae9f07626728f27b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db81af3257eee9b80fe364b6fcb591b1ea559799dedd8eae9f07626728f27b4c", kill_on_drop: false }`
[INFO] [stdout] db81af3257eee9b80fe364b6fcb591b1ea559799dedd8eae9f07626728f27b4c
