[INFO] fetching crate utf8reader 0.1.0...
[INFO] building utf8reader-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate utf8reader 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate utf8reader 0.1.0
[INFO] finished tweaking crates.io crate utf8reader 0.1.0
[INFO] tweaked toml for crates.io crate utf8reader 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8reader 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f158edd8290cfd20ba61ae161aecb75efdd22b936eaa303dd431c6c145edf659
[INFO] running `Command { std: "docker" "start" "-a" "f158edd8290cfd20ba61ae161aecb75efdd22b936eaa303dd431c6c145edf659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f158edd8290cfd20ba61ae161aecb75efdd22b936eaa303dd431c6c145edf659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f158edd8290cfd20ba61ae161aecb75efdd22b936eaa303dd431c6c145edf659", kill_on_drop: false }`
[INFO] [stdout] f158edd8290cfd20ba61ae161aecb75efdd22b936eaa303dd431c6c145edf659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2623d3408e39f8cef3df5ba4c39d8336ea6a26b21dc5847ff19a19e362b338a
[INFO] running `Command { std: "docker" "start" "-a" "e2623d3408e39f8cef3df5ba4c39d8336ea6a26b21dc5847ff19a19e362b338a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling utf8reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 |         if try!(self.stream.read(&mut b)) == 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/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |         let ch1 = try_some_or!(self.getb(), return Ok(None)) as u32;
[INFO] [stdout]    |                   ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:14:35
[INFO] [stdout]     |
[INFO] [stdout]  14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |             let ch4 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]     |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "e2623d3408e39f8cef3df5ba4c39d8336ea6a26b21dc5847ff19a19e362b338a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2623d3408e39f8cef3df5ba4c39d8336ea6a26b21dc5847ff19a19e362b338a", kill_on_drop: false }`
[INFO] [stdout] e2623d3408e39f8cef3df5ba4c39d8336ea6a26b21dc5847ff19a19e362b338a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aa0d079ec5a8170b233233f899ed4a0b7534d5277067fabd32eef370be91cc5
[INFO] running `Command { std: "docker" "start" "-a" "4aa0d079ec5a8170b233233f899ed4a0b7534d5277067fabd32eef370be91cc5", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 |         if try!(self.stream.read(&mut b)) == 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/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |         let ch1 = try_some_or!(self.getb(), return Ok(None)) as u32;
[INFO] [stdout]    |                   ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:14:35
[INFO] [stdout]     |
[INFO] [stdout]  14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |             let ch4 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]     |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utf8reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 |         if try!(self.stream.read(&mut b)) == 0 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |         let ch1 = try_some_or!(self.getb(), return Ok(None)) as u32;
[INFO] [stdout]    |                   ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |             let ch2 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |             let ch3 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]    |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:14:35
[INFO] [stdout]     |
[INFO] [stdout]  14 |     ($e:expr, $fail:expr) => ( match try!($e) { Some(v) => v, None => $fail } );
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |             let ch4 = try_some_or!(self.getb(), return Ok(Some(BADCHAR))) as u32;
[INFO] [stdout]     |                       --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_some_or` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4aa0d079ec5a8170b233233f899ed4a0b7534d5277067fabd32eef370be91cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa0d079ec5a8170b233233f899ed4a0b7534d5277067fabd32eef370be91cc5", kill_on_drop: false }`
[INFO] [stdout] 4aa0d079ec5a8170b233233f899ed4a0b7534d5277067fabd32eef370be91cc5