[INFO] fetching crate bibparser 0.4.0...
[INFO] checking bibparser-0.4.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bibparser 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate bibparser 0.4.0
[INFO] finished tweaking crates.io crate bibparser 0.4.0
[INFO] tweaked toml for crates.io crate bibparser 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bibparser 0.4.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bibparser 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8088f68ec7a07c480ceb06fe99439ad55dcb647dcdf640fdf82fbcd3b61746d1
[INFO] running `Command { std: "docker" "start" "-a" "8088f68ec7a07c480ceb06fe99439ad55dcb647dcdf640fdf82fbcd3b61746d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8088f68ec7a07c480ceb06fe99439ad55dcb647dcdf640fdf82fbcd3b61746d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8088f68ec7a07c480ceb06fe99439ad55dcb647dcdf640fdf82fbcd3b61746d1", kill_on_drop: false }`
[INFO] [stdout] 8088f68ec7a07c480ceb06fe99439ad55dcb647dcdf640fdf82fbcd3b61746d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce80f76f0dae053a3b811c87afbef17d4d082e99baa9267b954bdd35cf7dda76
[INFO] running `Command { std: "docker" "start" "-a" "ce80f76f0dae053a3b811c87afbef17d4d082e99baa9267b954bdd35cf7dda76", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling clap_derive v3.0.12
[INFO] [stderr]     Checking clap v3.0.13
[INFO] [stderr]     Checking bibparser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `skip` is not used by name
[INFO] [stdout]   --> src/errors.rs:26:52
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     write!(f, "   {:skip$}↑ here", skip = info.colno)?;
[INFO] [stdout]    |                                   --------         ^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   this formatting argument uses named argument `skip` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     write!(f, "   {skip:skip$}↑ here", skip = info.colno)?;
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `skip` is not used by name
[INFO] [stdout]   --> src/errors.rs:26:52
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     write!(f, "   {:skip$}↑ here", skip = info.colno)?;
[INFO] [stdout]    |                                   --------         ^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   this formatting argument uses named argument `skip` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     write!(f, "   {skip:skip$}↑ here", skip = info.colno)?;
[INFO] [stdout]    |                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lexer.rs:505:24
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub(crate) fn iter(&self) -> LexingIterator {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub(crate) fn iter(&self) -> LexingIterator<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn iter(&mut self) -> BibEntries {
[INFO] [stdout]    |                 ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn iter(&mut self) -> BibEntries<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// Filepath to file to parse
[INFO] [stdout] 12 | |     #[clap(short, long)]
[INFO] [stdout] 13 | |     input: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/cli.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     /// Return only entries with this ID
[INFO] [stdout] 16 | |     #[clap(short, long)]
[INFO] [stdout] 17 | |     query_id: Option<String>,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lexer.rs:505:24
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub(crate) fn iter(&self) -> LexingIterator {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 505 |     pub(crate) fn iter(&self) -> LexingIterator<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn iter(&mut self) -> BibEntries {
[INFO] [stdout]    |                 ^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn iter(&mut self) -> BibEntries<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bibparser` (example "cli") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ce80f76f0dae053a3b811c87afbef17d4d082e99baa9267b954bdd35cf7dda76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce80f76f0dae053a3b811c87afbef17d4d082e99baa9267b954bdd35cf7dda76", kill_on_drop: false }`
[INFO] [stdout] ce80f76f0dae053a3b811c87afbef17d4d082e99baa9267b954bdd35cf7dda76
