[INFO] updating cached repository lengstrom/lispy-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lengstrom/lispy-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lengstrom/lispy-rust" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lengstrom/lispy-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lengstrom/lispy-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lengstrom/lispy-rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lengstrom/lispy-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lengstrom/lispy-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06ccd3e35dc863dd7dcf209a91fc4ab808002c75
[INFO] sha for GitHub repo lengstrom/lispy-rust: 06ccd3e35dc863dd7dcf209a91fc4ab808002c75
[INFO] validating manifest of lengstrom/lispy-rust on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lengstrom/lispy-rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lengstrom/lispy-rust
[INFO] finished frobbing lengstrom/lispy-rust
[INFO] frobbed toml for lengstrom/lispy-rust written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lengstrom/lispy-rust/Cargo.toml
[INFO] started frobbing lengstrom/lispy-rust
[INFO] finished frobbing lengstrom/lispy-rust
[INFO] frobbed toml for lengstrom/lispy-rust written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lengstrom/lispy-rust/Cargo.toml
[INFO] crate lengstrom/lispy-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lengstrom/lispy-rust/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lengstrom/lispy-rust against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lengstrom/lispy-rust:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4ff5ab233f1bff6a32dddfc6b9a81224ef60753c42be020b635b70308e5d3d4b
[INFO] running `"docker" "start" "-a" "4ff5ab233f1bff6a32dddfc6b9a81224ef60753c42be020b635b70308e5d3d4b"`
[INFO] [stderr]     Checking lispy-rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected a literal
[INFO] [stderr]   --> src/main.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |         s = concat!(s, i);
[INFO] [stderr]    |                     ^  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: only literals (like `"foo"`, `42` and `3.14`) can be passed to `concat!()`
[INFO] [stderr] 
[INFO] [stderr] error: expected a literal
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     s = concat!(s, " ]");
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: only literals (like `"foo"`, `42` and `3.14`) can be passed to `concat!()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn arr2str(a:Vec<&str>) -> &str {
[INFO] [stderr]    |    -------                 ^^^^ expected &str, found ()
[INFO] [stderr]    |    |
[INFO] [stderr]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stderr] ...
[INFO] [stderr] 17 |     s;
[INFO] [stderr]    |      - help: consider removing this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&str`
[INFO] [stderr]               found type `()`
[INFO] [stderr] 
[INFO] [stderr] error: expected a literal
[INFO] [stderr]   --> src/main.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 |         s = concat!(s, i);
[INFO] [stderr]    |                     ^  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: only literals (like `"foo"`, `42` and `3.14`) can be passed to `concat!()`
[INFO] [stderr] 
[INFO] [stderr] error: expected a literal
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     s = concat!(s, " ]");
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: only literals (like `"foo"`, `42` and `3.14`) can be passed to `concat!()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `lispy-rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn arr2str(a:Vec<&str>) -> &str {
[INFO] [stderr]    |    -------                 ^^^^ expected &str, found ()
[INFO] [stderr]    |    |
[INFO] [stderr]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stderr] ...
[INFO] [stderr] 17 |     s;
[INFO] [stderr]    |      - help: consider removing this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&str`
[INFO] [stderr]               found type `()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `lispy-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4ff5ab233f1bff6a32dddfc6b9a81224ef60753c42be020b635b70308e5d3d4b"`
[INFO] running `"docker" "rm" "-f" "4ff5ab233f1bff6a32dddfc6b9a81224ef60753c42be020b635b70308e5d3d4b"`
[INFO] [stdout] 4ff5ab233f1bff6a32dddfc6b9a81224ef60753c42be020b635b70308e5d3d4b