[INFO] updating cached repository bastet/Pantheon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bastet/Pantheon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bastet/Pantheon" "work/ex/beta-1.38-1/sources/1.37.0/gh/bastet/Pantheon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bastet/Pantheon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bastet/Pantheon" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bastet/Pantheon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bastet/Pantheon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a22c7c153302020d81771f76865d6210cd1b008
[INFO] sha for GitHub repo bastet/Pantheon: 0a22c7c153302020d81771f76865d6210cd1b008
[INFO] validating manifest of bastet/Pantheon on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bastet/Pantheon on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bastet/Pantheon
[INFO] finished frobbing bastet/Pantheon
[INFO] frobbed toml for bastet/Pantheon written to work/ex/beta-1.38-1/sources/1.37.0/gh/bastet/Pantheon/Cargo.toml
[INFO] started frobbing bastet/Pantheon
[INFO] finished frobbing bastet/Pantheon
[INFO] frobbed toml for bastet/Pantheon written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bastet/Pantheon/Cargo.toml
[INFO] crate bastet/Pantheon already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bastet/Pantheon/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bastet/Pantheon against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bastet/Pantheon:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f4af2f4b2ce4c618270ef16b02a32f1f025a33a95412576de7591a3e0310e320
[INFO] running `"docker" "start" "-a" "f4af2f4b2ce4c618270ef16b02a32f1f025a33a95412576de7591a3e0310e320"`
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling websocket v0.23.0
[INFO] [stderr]    Compiling Pantheon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `websocket::Server`
[INFO] [stderr]  --> src/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use websocket::{ Server, Message };
[INFO] [stderr]   |                  ^^^^^^
[INFO] [stderr]   |                  |
[INFO] [stderr]   |                  no `Server` in the root
[INFO] [stderr]   |                  help: a similar name exists in the module: `server`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Message`
[INFO] [stderr]  --> src/main.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | use websocket::{ Server, Message };
[INFO] [stderr]   |                          ^^^^^^^
[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 `Pantheon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f4af2f4b2ce4c618270ef16b02a32f1f025a33a95412576de7591a3e0310e320"`
[INFO] running `"docker" "rm" "-f" "f4af2f4b2ce4c618270ef16b02a32f1f025a33a95412576de7591a3e0310e320"`
[INFO] [stdout] f4af2f4b2ce4c618270ef16b02a32f1f025a33a95412576de7591a3e0310e320