[INFO] updating cached repository Tembocs/rup_mongodb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tembocs/rup_mongodb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tembocs/rup_mongodb" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/Tembocs/rup_mongodb"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/Tembocs/rup_mongodb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tembocs/rup_mongodb" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/Tembocs/rup_mongodb"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/Tembocs/rup_mongodb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce5bee4d4e9cd15d3b34a10afaffc875ab6ed5a1
[INFO] sha for GitHub repo Tembocs/rup_mongodb: ce5bee4d4e9cd15d3b34a10afaffc875ab6ed5a1
[INFO] validating manifest of Tembocs/rup_mongodb on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Tembocs/rup_mongodb on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Tembocs/rup_mongodb
[INFO] finished frobbing Tembocs/rup_mongodb
[INFO] frobbed toml for Tembocs/rup_mongodb written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/Tembocs/rup_mongodb/Cargo.toml
[INFO] started frobbing Tembocs/rup_mongodb
[INFO] finished frobbing Tembocs/rup_mongodb
[INFO] frobbed toml for Tembocs/rup_mongodb written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/Tembocs/rup_mongodb/Cargo.toml
[INFO] crate Tembocs/rup_mongodb has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Tembocs/rup_mongodb against master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-5/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/Tembocs/rup_mongodb:/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" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0b283c5a01d193d8035da2597211ea5a9590f694a289667d54f181626de8779a
[INFO] running `"docker" "start" "-a" "0b283c5a01d193d8035da2597211ea5a9590f694a289667d54f181626de8779a"`
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking textnonce v0.6.4
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking rup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `update_document`
[INFO] [stderr]   --> src/crud.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn update_one(update_document: Document, collection: &Collection) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^ help: consider using `_update_document` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `collection`
[INFO] [stderr]   --> src/crud.rs:24:46
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn update_one(update_document: Document, collection: &Collection) {
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: consider using `_collection` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `update_document`
[INFO] [stderr]   --> src/crud.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn update_one(update_document: Document, collection: &Collection) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^ help: consider using `_update_document` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `collection`
[INFO] [stderr]   --> src/crud.rs:24:46
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn update_one(update_document: Document, collection: &Collection) {
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: consider using `_collection` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.57s
[INFO] running `"docker" "inspect" "0b283c5a01d193d8035da2597211ea5a9590f694a289667d54f181626de8779a"`
[INFO] running `"docker" "rm" "-f" "0b283c5a01d193d8035da2597211ea5a9590f694a289667d54f181626de8779a"`
[INFO] [stdout] 0b283c5a01d193d8035da2597211ea5a9590f694a289667d54f181626de8779a