[INFO] fetching crate galvanize 0.0.1...
[INFO] checking galvanize-0.0.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate galvanize 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate galvanize 0.0.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate galvanize 0.0.1
[INFO] finished tweaking crates.io crate galvanize 0.0.1
[INFO] tweaked toml for crates.io crate galvanize 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2b2ec4b39ec1d745e1e6d8a989d7cb699c3219648ab0b926c705bd58055614e
[INFO] running `Command { std: "docker" "start" "-a" "f2b2ec4b39ec1d745e1e6d8a989d7cb699c3219648ab0b926c705bd58055614e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b2ec4b39ec1d745e1e6d8a989d7cb699c3219648ab0b926c705bd58055614e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b2ec4b39ec1d745e1e6d8a989d7cb699c3219648ab0b926c705bd58055614e", kill_on_drop: false }`
[INFO] [stdout] f2b2ec4b39ec1d745e1e6d8a989d7cb699c3219648ab0b926c705bd58055614e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 429fd8eae709f9f9cd4f43273a7b15f21a8a70d9c973d16a4414b454d474b01a
[INFO] running `Command { std: "docker" "start" "-a" "429fd8eae709f9f9cd4f43273a7b15f21a8a70d9c973d16a4414b454d474b01a", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking galvanize v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/helpers.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout]    |     ^                                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout] 28 +     (v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             try!(file.seek(SeekFrom::Start(0)));
[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/reader.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     try!(self.file.seek(SeekFrom::Start(pos as u64)));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     try!(chunk.read(&mut buf));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         try!(self.file.seek(SeekFrom::Start(rec_pos as u64)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         try!(chunk.read(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                         try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:298:29
[INFO] [stdout]     |
[INFO] [stdout] 298 | ...                   try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         try!(file.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(file.write(&[0; 2048]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(self.file.write(&pack(key.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(self.file.write(&pack(value.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(self.file.write(key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(self.file.write(value));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let pos = try!(self.file.seek(SeekFrom::Current(0))) as u32;
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/helpers.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout]    |     ^                                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout] 28 +     (v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             try!(file.seek(SeekFrom::Start(0)));
[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/reader.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     try!(self.file.seek(SeekFrom::Start(pos as u64)));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     try!(chunk.read(&mut buf));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         try!(self.file.seek(SeekFrom::Start(rec_pos as u64)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         try!(chunk.read(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                         try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:298:29
[INFO] [stdout]     |
[INFO] [stdout] 298 | ...                   try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         try!(file.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(file.write(&[0; 2048]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(self.file.write(&pack(key.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(self.file.write(&pack(value.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(self.file.write(key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(self.file.write(value));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let pos = try!(self.file.seek(SeekFrom::Current(0))) as u32;
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/types.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/types.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::IOError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[INFO] [stdout]     |                      ----^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[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/types.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::IOError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> src/writer.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 121 |         Reader::new(self.file)
[INFO] [stdout]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stdout] 122 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `Writer<'_, F>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `galvanize` (lib) due to 2 previous errors; 21 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[INFO] [stdout]     |                      ----^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> src/writer.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 121 |         Reader::new(self.file)
[INFO] [stdout]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stdout] 122 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `Writer<'_, F>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `galvanize` (lib test) due to 2 previous errors; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "429fd8eae709f9f9cd4f43273a7b15f21a8a70d9c973d16a4414b454d474b01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429fd8eae709f9f9cd4f43273a7b15f21a8a70d9c973d16a4414b454d474b01a", kill_on_drop: false }`
[INFO] [stdout] 429fd8eae709f9f9cd4f43273a7b15f21a8a70d9c973d16a4414b454d474b01a
[INFO] checking galvanize-0.0.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate galvanize 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate galvanize 0.0.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate galvanize 0.0.1
[INFO] finished tweaking crates.io crate galvanize 0.0.1
[INFO] tweaked toml for crates.io crate galvanize 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5b598f1fe411f3040b247af31dbee60064c800d9156aec9a5d1a3d2b9847259
[INFO] running `Command { std: "docker" "start" "-a" "e5b598f1fe411f3040b247af31dbee60064c800d9156aec9a5d1a3d2b9847259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5b598f1fe411f3040b247af31dbee60064c800d9156aec9a5d1a3d2b9847259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b598f1fe411f3040b247af31dbee60064c800d9156aec9a5d1a3d2b9847259", kill_on_drop: false }`
[INFO] [stdout] e5b598f1fe411f3040b247af31dbee60064c800d9156aec9a5d1a3d2b9847259
[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" "-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e76ec3ef08627e7148721c21531185d9605a8da3a8a1f483e677502d7363da70
[INFO] running `Command { std: "docker" "start" "-a" "e76ec3ef08627e7148721c21531185d9605a8da3a8a1f483e677502d7363da70", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking galvanize v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/helpers.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout]    |     ^                                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout] 28 +     (v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/helpers.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout]    |     ^                                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     ((v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24))
[INFO] [stdout] 28 +     (v[0] as u32) | ((v[1] as u32) << 8) | ((v[2] as u32) << 16) | ((v[3] as u32) << 24)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             try!(file.seek(SeekFrom::Start(0)));
[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/reader.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     try!(self.file.seek(SeekFrom::Start(pos as u64)));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     try!(chunk.read(&mut buf));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |             try!(file.seek(SeekFrom::Start(0)));
[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/reader.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         try!(self.file.seek(SeekFrom::Start(rec_pos as u64)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         try!(chunk.read(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                         try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     try!(self.file.seek(SeekFrom::Start(pos as u64)));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:298:29
[INFO] [stdout]     |
[INFO] [stdout] 298 | ...                   try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     try!(chunk.read(&mut buf));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         try!(self.file.seek(SeekFrom::Start(rec_pos as u64)));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         try!(file.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         try!(chunk.read(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(file.write(&[0; 2048]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(self.file.write(&pack(key.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                         try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(self.file.write(&pack(value.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/reader.rs:298:29
[INFO] [stdout]     |
[INFO] [stdout] 298 | ...                   try!(chunk.read_to_end(&mut buf));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(self.file.write(key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(self.file.write(value));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/72eda894eb3548c7ba774079ce0afab42958d4ee/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let pos = try!(self.file.seek(SeekFrom::Current(0))) as u32;
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         try!(file.seek(SeekFrom::Start(0)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(file.write(&[0; 2048]));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(self.file.write(&pack(key.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         try!(self.file.write(&pack(value.len() as u32)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         try!(self.file.write(key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(self.file.write(value));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/writer.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let pos = try!(self.file.seek(SeekFrom::Current(0))) as u32;
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/types.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     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/types.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::IOError(ref e) => e.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/types.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             Error::IOError(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[INFO] [stdout]     |                      ----^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:320:22
[INFO] [stdout]     |
[INFO] [stdout] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[INFO] [stdout]     |                      ----^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> src/writer.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 121 |         Reader::new(self.file)
[INFO] [stdout]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stdout] 122 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `Writer<'_, F>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> src/writer.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 121 |         Reader::new(self.file)
[INFO] [stdout]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stdout] 122 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `Writer<'_, F>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `galvanize` (lib) due to 2 previous errors; 21 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `galvanize` (lib test) due to 2 previous errors; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e76ec3ef08627e7148721c21531185d9605a8da3a8a1f483e677502d7363da70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e76ec3ef08627e7148721c21531185d9605a8da3a8a1f483e677502d7363da70", kill_on_drop: false }`
[INFO] [stdout] e76ec3ef08627e7148721c21531185d9605a8da3a8a1f483e677502d7363da70
