[INFO] fetching crate srt 0.1.0...
[INFO] checking srt-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate srt 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate srt 0.1.0
[INFO] finished tweaking crates.io crate srt 0.1.0
[INFO] tweaked toml for crates.io crate srt 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate srt 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding nom v2.2.1 (available: v8.0.0)
[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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a601bf7128e323f956489acf8252dd4a1472d941c3dc7a7bc8ae81c26f0ef044
[INFO] running `Command { std: "docker" "start" "-a" "a601bf7128e323f956489acf8252dd4a1472d941c3dc7a7bc8ae81c26f0ef044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a601bf7128e323f956489acf8252dd4a1472d941c3dc7a7bc8ae81c26f0ef044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a601bf7128e323f956489acf8252dd4a1472d941c3dc7a7bc8ae81c26f0ef044", kill_on_drop: false }`
[INFO] [stdout] a601bf7128e323f956489acf8252dd4a1472d941c3dc7a7bc8ae81c26f0ef044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 482c52546d780d6f3bc8fd9563dc5c3a8cc3b97378b033dfd341e40047dc5fb3
[INFO] running `Command { std: "docker" "start" "-a" "482c52546d780d6f3bc8fd9563dc5c3a8cc3b97378b033dfd341e40047dc5fb3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking srt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(f.read_to_end(&mut buffer));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut f = try!(File::open(filename));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::IResult::*`
[INFO] [stdout]   --> src/lib.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     use nom::IResult::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Needed`
[INFO] [stdout]   --> src/lib.rs:67:15
[INFO] [stdout]    |
[INFO] [stdout] 67 |     use nom::{Needed, ErrorKind};
[INFO] [stdout]    |               ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/lib.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use std::str;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(f.read_to_end(&mut buffer));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut f = try!(File::open(filename));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |         write!(f, "ParseError: {}", self.description())
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |         write!(f, "ParseError: {}", self.description())
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |             ParseError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/parser.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |             ParseError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/parser.rs:89:1
[INFO] [stdout]     |
[INFO] [stdout]  89 | / named!(parse_sub<SubTitle>,
[INFO] [stdout]  90 | |   do_parse!(
[INFO] [stdout]  91 | |     idx: map_res!(map_res!(digit, str::from_utf8), u32::from_str)   >>
[INFO] [stdout]  92 | |     alt!(tag!(b"\n") | crlf) >>
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `call` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `incomplete`
[INFO] [stdout]    --> src/parser.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let incomplete = b"01:42:05";
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incomplete`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `srt` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/parser.rs:89:1
[INFO] [stdout]     |
[INFO] [stdout]  89 | / named!(parse_sub<SubTitle>,
[INFO] [stdout]  90 | |   do_parse!(
[INFO] [stdout]  91 | |     idx: map_res!(map_res!(digit, str::from_utf8), u32::from_str)   >>
[INFO] [stdout]  92 | |     alt!(tag!(b"\n") | crlf) >>
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `call` which comes from the expansion of the macro `named` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/parser.rs:139:19
[INFO] [stdout]     |
[INFO] [stdout] 139 |             text: String::from_str("First line\nSecond line").unwrap(),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `srt` (lib test) due to 5 previous errors; 9 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:91:45
[INFO] [stdout]    |
[INFO] [stdout] 91 | ...                   text: String::from_str("First line").unwrap(),
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:107:45
[INFO] [stdout]     |
[INFO] [stdout] 107 | ...                   text: String::from_str("Second line,\nand third line.")
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   text: String::from_str("This is the end!").unwrap(),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "482c52546d780d6f3bc8fd9563dc5c3a8cc3b97378b033dfd341e40047dc5fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482c52546d780d6f3bc8fd9563dc5c3a8cc3b97378b033dfd341e40047dc5fb3", kill_on_drop: false }`
[INFO] [stdout] 482c52546d780d6f3bc8fd9563dc5c3a8cc3b97378b033dfd341e40047dc5fb3
