[INFO] updating cached repository https://github.com/AxelNilsson/studentbostader
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1a31b96e14d7ed0ee301e9ab184959136850a16a
[INFO] testing AxelNilsson/studentbostader against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxelNilsson%2Fstudentbostader" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AxelNilsson/studentbostader on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/AxelNilsson/studentbostader
[INFO] finished tweaking git repo https://github.com/AxelNilsson/studentbostader
[INFO] tweaked toml for git repo https://github.com/AxelNilsson/studentbostader written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AxelNilsson/studentbostader already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] cd2cc120d73122dcefcc0533ca1df268204df021d46b8a3ffb6711a467a7befa
[INFO] running `"docker" "start" "-a" "cd2cc120d73122dcefcc0533ca1df268204df021d46b8a3ffb6711a467a7befa"`
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling hyper v0.12.19
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling student v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot borrow `apartment_hashmap` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:326:36
[INFO] [stderr]     |
[INFO] [stderr] 325 |         match apartment_hashmap.get(&new_key) {
[INFO] [stderr]     |               ----------------- immutable borrow occurs here
[INFO] [stderr] 326 |             Some(current_count) => apartment_hashmap.insert(new_key, current_count + 1),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^                 ------------- immutable borrow later used here
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.30s
[INFO] running `"docker" "inspect" "cd2cc120d73122dcefcc0533ca1df268204df021d46b8a3ffb6711a467a7befa"`
[INFO] running `"docker" "rm" "-f" "cd2cc120d73122dcefcc0533ca1df268204df021d46b8a3ffb6711a467a7befa"`
[INFO] [stdout] cd2cc120d73122dcefcc0533ca1df268204df021d46b8a3ffb6711a467a7befa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6b9b464c5fa030e83ce671ae14e1ec4904750302d80b951f4f6a03b9cd5240c9
[INFO] running `"docker" "start" "-a" "6b9b464c5fa030e83ce671ae14e1ec4904750302d80b951f4f6a03b9cd5240c9"`
[INFO] [stderr]    Compiling student v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot borrow `apartment_hashmap` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/main.rs:326:36
[INFO] [stderr]     |
[INFO] [stderr] 325 |         match apartment_hashmap.get(&new_key) {
[INFO] [stderr]     |               ----------------- immutable borrow occurs here
[INFO] [stderr] 326 |             Some(current_count) => apartment_hashmap.insert(new_key, current_count + 1),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^                 ------------- immutable borrow later used here
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `"docker" "inspect" "6b9b464c5fa030e83ce671ae14e1ec4904750302d80b951f4f6a03b9cd5240c9"`
[INFO] running `"docker" "rm" "-f" "6b9b464c5fa030e83ce671ae14e1ec4904750302d80b951f4f6a03b9cd5240c9"`
[INFO] [stdout] 6b9b464c5fa030e83ce671ae14e1ec4904750302d80b951f4f6a03b9cd5240c9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 66603c25aa851f34f4e46d23259596fa1f9f9133e2277d10458705a902ecbb18
[INFO] running `"docker" "start" "-a" "66603c25aa851f34f4e46d23259596fa1f9f9133e2277d10458705a902ecbb18"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/student-39fec544a4b1ac30
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "66603c25aa851f34f4e46d23259596fa1f9f9133e2277d10458705a902ecbb18"`
[INFO] running `"docker" "rm" "-f" "66603c25aa851f34f4e46d23259596fa1f9f9133e2277d10458705a902ecbb18"`
[INFO] [stdout] 66603c25aa851f34f4e46d23259596fa1f9f9133e2277d10458705a902ecbb18