[INFO] updating cached repository jedahan/weird-echo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jedahan/weird-echo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jedahan/weird-echo" "work/ex/beta-1.38-1/sources/1.37.0/gh/jedahan/weird-echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jedahan/weird-echo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jedahan/weird-echo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jedahan/weird-echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jedahan/weird-echo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a472ce1c9300414f62449940153e5a7c42ceef7f
[INFO] sha for GitHub repo jedahan/weird-echo: a472ce1c9300414f62449940153e5a7c42ceef7f
[INFO] validating manifest of jedahan/weird-echo 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 jedahan/weird-echo 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 jedahan/weird-echo
[INFO] finished frobbing jedahan/weird-echo
[INFO] frobbed toml for jedahan/weird-echo written to work/ex/beta-1.38-1/sources/1.37.0/gh/jedahan/weird-echo/Cargo.toml
[INFO] started frobbing jedahan/weird-echo
[INFO] finished frobbing jedahan/weird-echo
[INFO] frobbed toml for jedahan/weird-echo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jedahan/weird-echo/Cargo.toml
[INFO] crate jedahan/weird-echo 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]     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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jedahan/weird-echo against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jedahan/weird-echo:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f58e991da43eb71fa6a7f892d86222c1a020ce71720d39ba1a3ba24745404602
[INFO] running `"docker" "start" "-a" "f58e991da43eb71fa6a7f892d86222c1a020ce71720d39ba1a3ba24745404602"`
[INFO] [stderr]    Compiling weird-echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0716]: temporary value dropped while borrowed
[INFO] [stderr]   --> src/main.rs:9:7
[INFO] [stderr]    |
[INFO] [stderr] 8  |       let mut messages = if env::args().count() > 1 {
[INFO] [stderr]    |           ------------ borrow later stored here
[INFO] [stderr] 9  | /       env::args()
[INFO] [stderr] 10 | |         .skip(1)
[INFO] [stderr] 11 | |         .collect::<Vec<String>>()
[INFO] [stderr] 12 | |         .join(" ")
[INFO] [stderr]    | |__________________^ creates a temporary which is freed while still in use
[INFO] [stderr] ...
[INFO] [stderr] 15 |       } else {
[INFO] [stderr]    |       - temporary value is freed at the end of this statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using a `let` binding to create a longer lived value
[INFO] [stderr] 
[INFO] [stderr] error[E0597]: `input` does not live long enough
[INFO] [stderr]   --> src/main.rs:38:41
[INFO] [stderr]    |
[INFO] [stderr] 22 |         while messages.iter().count() > 3 {
[INFO] [stderr]    |               -------- borrow later used here
[INFO] [stderr] ...
[INFO] [stderr] 38 |             Ok(_) => messages.insert(0, &input),
[INFO] [stderr]    |                                         ^^^^^^ borrowed value does not live long enough
[INFO] [stderr] ...
[INFO] [stderr] 41 |     }
[INFO] [stderr]    |     - `input` dropped here while still borrowed
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0597, E0716.
[INFO] [stderr] For more information about an error, try `rustc --explain E0597`.
[INFO] [stderr] error: Could not compile `weird-echo`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f58e991da43eb71fa6a7f892d86222c1a020ce71720d39ba1a3ba24745404602"`
[INFO] running `"docker" "rm" "-f" "f58e991da43eb71fa6a7f892d86222c1a020ce71720d39ba1a3ba24745404602"`
[INFO] [stdout] f58e991da43eb71fa6a7f892d86222c1a020ce71720d39ba1a3ba24745404602