[INFO] fetching crate imdb-index 0.1.3...
[INFO] checking imdb-index-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate imdb-index 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate imdb-index 0.1.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imdb-index 0.1.3
[INFO] finished tweaking crates.io crate imdb-index 0.1.3
[INFO] tweaked toml for crates.io crate imdb-index 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages
[INFO] [stderr]       Adding fst v0.3.5 (latest: v0.4.7)
[INFO] [stderr]       Adding memmap v0.6.2 (latest: v0.7.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding remove_dir_all v0.5.3 (latest: v0.8.2)
[INFO] [stderr]       Adding strsim v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fst v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d11c51bcf08815b2226b478a5beee7e47104fcbedfd3481cd811de28b661ebc
[INFO] running `Command { std: "docker" "start" "-a" "2d11c51bcf08815b2226b478a5beee7e47104fcbedfd3481cd811de28b661ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d11c51bcf08815b2226b478a5beee7e47104fcbedfd3481cd811de28b661ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d11c51bcf08815b2226b478a5beee7e47104fcbedfd3481cd811de28b661ebc", kill_on_drop: false }`
[INFO] [stdout] 2d11c51bcf08815b2226b478a5beee7e47104fcbedfd3481cd811de28b661ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78049ccd887985b6651760516a261cd6f3b93be23b512820b3b3a7ce8a42cea
[INFO] running `Command { std: "docker" "start" "-a" "d78049ccd887985b6651760516a261cd6f3b93be23b512820b3b3a7ce8a42cea", kill_on_drop: false }`
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking fst v0.3.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking imdb-index v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/aka.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/episode.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/id.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use fst;
[INFO] [stdout]    |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> src/lib.rs:25:64
[INFO] [stdout]      |
[INFO] [stdout] 25   |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]      |                                                                ^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/index/names.rs:1097:21
[INFO] [stdout]      |
[INFO] [stdout] 1097 |             None => bug!("exhausted doc ids"),
[INFO] [stdout]      |                     ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/rating.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |         None => bug!("could not find nul byte"),
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Err(err) => bug!("rating id invalid UTF-8: {}", err),
[INFO] [stdout]    |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/search.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `strsim` is imported redundantly
[INFO] [stdout]   --> src/search.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use strsim;
[INFO] [stdout]    |     ^^^^^^ the item `strsim` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/util.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/aka.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/episode.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/id.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use fst;
[INFO] [stdout]    |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> src/lib.rs:25:64
[INFO] [stdout]      |
[INFO] [stdout] 25   |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]      |                                                                ^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/index/names.rs:1097:21
[INFO] [stdout]      |
[INFO] [stdout] 1097 |             None => bug!("exhausted doc ids"),
[INFO] [stdout]      |                     ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/rating.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |         None => bug!("could not find nul byte"),
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Err(err) => bug!("rating id invalid UTF-8: {}", err),
[INFO] [stdout]    |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/search.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `strsim` is imported redundantly
[INFO] [stdout]   --> src/search.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use strsim;
[INFO] [stdout]    |     ^^^^^^ the item `strsim` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]    --> src/search.rs:837:9
[INFO] [stdout]     |
[INFO] [stdout] 837 |     use serde_json;
[INFO] [stdout]     |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/util.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmpdir` is never read
[INFO] [stdout]   --> src/index/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct TestContext {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     tmpdir: TempDir,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imdb-index v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "d78049ccd887985b6651760516a261cd6f3b93be23b512820b3b3a7ce8a42cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78049ccd887985b6651760516a261cd6f3b93be23b512820b3b3a7ce8a42cea", kill_on_drop: false }`
[INFO] [stdout] d78049ccd887985b6651760516a261cd6f3b93be23b512820b3b3a7ce8a42cea
[INFO] checking imdb-index-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate imdb-index 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate imdb-index 0.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imdb-index 0.1.3
[INFO] finished tweaking crates.io crate imdb-index 0.1.3
[INFO] tweaked toml for crates.io crate imdb-index 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bc0231516793248673aa7a7647d53acf7d1b688f1d87094d7addb06dc938751
[INFO] running `Command { std: "docker" "start" "-a" "7bc0231516793248673aa7a7647d53acf7d1b688f1d87094d7addb06dc938751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bc0231516793248673aa7a7647d53acf7d1b688f1d87094d7addb06dc938751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc0231516793248673aa7a7647d53acf7d1b688f1d87094d7addb06dc938751", kill_on_drop: false }`
[INFO] [stdout] 7bc0231516793248673aa7a7647d53acf7d1b688f1d87094d7addb06dc938751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0d99e1247b87cbd3d83f8f7f069330a1fb78c7d656488b5405ae22dda602b7a
[INFO] running `Command { std: "docker" "start" "-a" "b0d99e1247b87cbd3d83f8f7f069330a1fb78c7d656488b5405ae22dda602b7a", kill_on_drop: false }`
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking fst v0.3.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking imdb-index v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/aka.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/episode.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/id.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use fst;
[INFO] [stdout]    |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> src/lib.rs:25:64
[INFO] [stdout]      |
[INFO] [stdout] 25   |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]      |                                                                ^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/index/names.rs:1097:21
[INFO] [stdout]      |
[INFO] [stdout] 1097 |             None => bug!("exhausted doc ids"),
[INFO] [stdout]      |                     ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/rating.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |         None => bug!("could not find nul byte"),
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Err(err) => bug!("rating id invalid UTF-8: {}", err),
[INFO] [stdout]    |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/search.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `strsim` is imported redundantly
[INFO] [stdout]   --> src/search.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use strsim;
[INFO] [stdout]    |     ^^^^^^ the item `strsim` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/util.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/error.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/index/aka.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/episode.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:197:17
[INFO] [stdout]     |
[INFO] [stdout] 197 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |         None => bug!("could not find nul byte"),
[INFO] [stdout]     |                 ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |         Err(err) => bug!("episode id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:25:64
[INFO] [stdout]     |
[INFO] [stdout] 25  |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/index/episode.rs:253:21
[INFO] [stdout]     |
[INFO] [stdout] 253 |         Err(err) => bug!("tvshow_id invalid UTF-8: {}", err),
[INFO] [stdout]     |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/id.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use fst;
[INFO] [stdout]    |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/index/names.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> src/lib.rs:25:64
[INFO] [stdout]      |
[INFO] [stdout] 25   |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]      |                                                                ^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/index/names.rs:1097:21
[INFO] [stdout]      |
[INFO] [stdout] 1097 |             None => bug!("exhausted doc ids"),
[INFO] [stdout]      |                     ------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/index/rating.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fst::{self, IntoStreamer, Streamer};
[INFO] [stdout]   |           ^^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |         None => bug!("could not find nul byte"),
[INFO] [stdout]    |                 ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/lib.rs:25:64
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Err($crate::error::Error::bug(format!($($tt)*)));
[INFO] [stdout]    |                                                                ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/index/rating.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Err(err) => bug!("rating id invalid UTF-8: {}", err),
[INFO] [stdout]    |                     ---------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `bug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/search.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `strsim` is imported redundantly
[INFO] [stdout]   --> src/search.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use strsim;
[INFO] [stdout]    |     ^^^^^^ the item `strsim` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]    --> src/search.rs:837:9
[INFO] [stdout]     |
[INFO] [stdout] 837 |     use serde_json;
[INFO] [stdout]     |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `csv` is imported redundantly
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use csv;
[INFO] [stdout]   |     ^^^ the item `csv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fst` is imported redundantly
[INFO] [stdout]  --> src/util.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fst;
[INFO] [stdout]   |     ^^^ the item `fst` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tmpdir` is never read
[INFO] [stdout]   --> src/index/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct TestContext {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 12 |     tmpdir: TempDir,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imdb-index v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "b0d99e1247b87cbd3d83f8f7f069330a1fb78c7d656488b5405ae22dda602b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d99e1247b87cbd3d83f8f7f069330a1fb78c7d656488b5405ae22dda602b7a", kill_on_drop: false }`
[INFO] [stdout] b0d99e1247b87cbd3d83f8f7f069330a1fb78c7d656488b5405ae22dda602b7a