[INFO] crate linear_assignment 0.0.1 is already in cache
[INFO] extracting crate linear_assignment 0.0.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/linear_assignment/0.0.1
[INFO] extracting crate linear_assignment 0.0.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/linear_assignment/0.0.1
[INFO] validating manifest of linear_assignment-0.0.1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of linear_assignment-0.0.1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing linear_assignment-0.0.1
[INFO] finished frobbing linear_assignment-0.0.1
[INFO] frobbed toml for linear_assignment-0.0.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/linear_assignment/0.0.1/Cargo.toml
[INFO] started frobbing linear_assignment-0.0.1
[INFO] finished frobbing linear_assignment-0.0.1
[INFO] frobbed toml for linear_assignment-0.0.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/linear_assignment/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking linear_assignment-0.0.1 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/linear_assignment/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5d2a527d8b9fbad086677256997779636535e52c4fe56b3d3fa030e952361ea9
[INFO] running `"docker" "start" "-a" "5d2a527d8b9fbad086677256997779636535e52c4fe56b3d3fa030e952361ea9"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking linear_assignment v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking nalgebra v0.2.23
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/dmat.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::{self, Rand};
[INFO] [stderr]   |                  ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/dvec.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::{self, Rand};
[INFO] [stderr]   |                  ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/vec.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand::{Rand, Rng};
[INFO] [stderr]    |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/pnt.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use rand::{Rand, Rng};
[INFO] [stderr]    |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/quat.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::{Rand, Rng};
[INFO] [stderr]   |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/mat.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::{Rand, Rng};
[INFO] [stderr]   |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/rot.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::{Rand, Rng};
[INFO] [stderr]   |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/iso.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::{Rand, Rng};
[INFO] [stderr]   |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rand::Rand`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.2.23/src/structs/spec/vec0.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::{Rand, Rng};
[INFO] [stderr]   |            ^^^^ no `Rand` in the root
[INFO] [stderr] 
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `nalgebra`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5d2a527d8b9fbad086677256997779636535e52c4fe56b3d3fa030e952361ea9"`
[INFO] running `"docker" "rm" "-f" "5d2a527d8b9fbad086677256997779636535e52c4fe56b3d3fa030e952361ea9"`
[INFO] [stdout] 5d2a527d8b9fbad086677256997779636535e52c4fe56b3d3fa030e952361ea9