[INFO] fetching crate softposit 0.3.9...
[INFO] extracting crate softposit 0.3.9 into work/ex/beta-1.37-6/sources/1.36.0/reg/softposit/0.3.9
[INFO] extracting crate softposit 0.3.9 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/softposit/0.3.9
[INFO] validating manifest of softposit-0.3.9 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of softposit-0.3.9 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing softposit-0.3.9
[INFO] removed 1 missing examples
[INFO] finished frobbing softposit-0.3.9
[INFO] frobbed toml for softposit-0.3.9 written to work/ex/beta-1.37-6/sources/1.36.0/reg/softposit/0.3.9/Cargo.toml
[INFO] started frobbing softposit-0.3.9
[INFO] removed 1 missing examples
[INFO] finished frobbing softposit-0.3.9
[INFO] frobbed toml for softposit-0.3.9 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/softposit/0.3.9/Cargo.toml
[INFO] crate softposit-0.3.9 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing softposit-0.3.9 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/softposit/0.3.9:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 31136f1ba57da789e3e80e23263383ed7acd5451b11a42366cbf4f1070db39f3
[INFO] running `"docker" "start" "-a" "31136f1ba57da789e3e80e23263383ed7acd5451b11a42366cbf4f1070db39f3"`
[INFO] [stderr]    Compiling softposit v0.3.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `"docker" "inspect" "31136f1ba57da789e3e80e23263383ed7acd5451b11a42366cbf4f1070db39f3"`
[INFO] running `"docker" "rm" "-f" "31136f1ba57da789e3e80e23263383ed7acd5451b11a42366cbf4f1070db39f3"`
[INFO] [stdout] 31136f1ba57da789e3e80e23263383ed7acd5451b11a42366cbf4f1070db39f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/softposit/0.3.9:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 103b4117c283c0c9742bbfd2f90951724bbc818997a5f4323c9376e216f45dcc
[INFO] running `"docker" "start" "-a" "103b4117c283c0c9742bbfd2f90951724bbc818997a5f4323c9376e216f45dcc"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.7
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling bstr v0.2.1
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling csv v1.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling softposit v0.3.9 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `nalgebra`
[INFO] [stderr]  --> examples/inverse.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nalgebra::{Dynamic, Matrix, VecStorage};
[INFO] [stderr]   |     ^^^^^^^^ use of undeclared type or module `nalgebra`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `softposit`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "103b4117c283c0c9742bbfd2f90951724bbc818997a5f4323c9376e216f45dcc"`
[INFO] running `"docker" "rm" "-f" "103b4117c283c0c9742bbfd2f90951724bbc818997a5f4323c9376e216f45dcc"`
[INFO] [stdout] 103b4117c283c0c9742bbfd2f90951724bbc818997a5f4323c9376e216f45dcc