[INFO] fetching crate brotli 3.3.0...
[INFO] checking brotli-3.3.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate brotli 3.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate brotli 3.3.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brotli 3.3.0
[INFO] finished tweaking crates.io crate brotli 3.3.0
[INFO] tweaked toml for crates.io crate brotli 3.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1383002706fb40fc32fec7c14912ac67c2583b44ba21ee2efe5383b0ea61c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa1383002706fb40fc32fec7c14912ac67c2583b44ba21ee2efe5383b0ea61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1383002706fb40fc32fec7c14912ac67c2583b44ba21ee2efe5383b0ea61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1383002706fb40fc32fec7c14912ac67c2583b44ba21ee2efe5383b0ea61c5", kill_on_drop: false }`
[INFO] [stdout] aa1383002706fb40fc32fec7c14912ac67c2583b44ba21ee2efe5383b0ea61c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da3566ead981e2a3cb60ce551e7bb0c59bd798bb9946ad303649cabdf160ebda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da3566ead981e2a3cb60ce551e7bb0c59bd798bb9946ad303649cabdf160ebda", kill_on_drop: false }`
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.1
[INFO] [stderr]     Checking brotli v3.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/enc/input_pair.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[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/enc/input_pair.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/enc/threading.rs:27:48
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type LowLevelThreadError = std::boxed::Box<any::Any + Send + 'static>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn any::Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/enc/input_pair.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[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/enc/input_pair.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/enc/threading.rs:27:48
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type LowLevelThreadError = std::boxed::Box<any::Any + Send + 'static>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn any::Any + Send + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:105:3
[INFO] [stdout]     |
[INFO] [stdout] 105 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:107:3
[INFO] [stdout]     |
[INFO] [stdout] 107 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:641:3
[INFO] [stdout]     |
[INFO] [stdout] 641 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:643:3
[INFO] [stdout]     |
[INFO] [stdout] 643 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:645:3
[INFO] [stdout]     |
[INFO] [stdout] 645 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:647:3
[INFO] [stdout]     |
[INFO] [stdout] 647 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:649:3
[INFO] [stdout]     |
[INFO] [stdout] 649 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:651:5
[INFO] [stdout]     |
[INFO] [stdout] 651 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:653:5
[INFO] [stdout]     |
[INFO] [stdout] 653 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:655:5
[INFO] [stdout]     |
[INFO] [stdout] 655 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:657:5
[INFO] [stdout]     |
[INFO] [stdout] 657 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:659:5
[INFO] [stdout]     |
[INFO] [stdout] 659 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:661:3
[INFO] [stdout]     |
[INFO] [stdout] 661 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:105:3
[INFO] [stdout]     |
[INFO] [stdout] 105 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/histogram.rs:107:3
[INFO] [stdout]     |
[INFO] [stdout] 107 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:641:3
[INFO] [stdout]     |
[INFO] [stdout] 641 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:643:3
[INFO] [stdout]     |
[INFO] [stdout] 643 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:645:3
[INFO] [stdout]     |
[INFO] [stdout] 645 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:647:3
[INFO] [stdout]     |
[INFO] [stdout] 647 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:649:3
[INFO] [stdout]     |
[INFO] [stdout] 649 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:651:5
[INFO] [stdout]     |
[INFO] [stdout] 651 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:653:5
[INFO] [stdout]     |
[INFO] [stdout] 653 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:655:5
[INFO] [stdout]     |
[INFO] [stdout] 655 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:657:5
[INFO] [stdout]     |
[INFO] [stdout] 657 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:659:5
[INFO] [stdout]     |
[INFO] [stdout] 659 |     #[inline(always)]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/enc/backward_references/mod.rs:661:3
[INFO] [stdout]     |
[INFO] [stdout] 661 |   #[inline(always)]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/enc/bit_cost.rs:200:11
[INFO] [stdout]     |
[INFO] [stdout] 200 |       let mut cur = &mut depth_histo[j];
[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/enc/histogram.rs:441:9
[INFO] [stdout]     |
[INFO] [stdout] 441 |     let mut h0val = &mut h0[i];
[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/enc/block_splitter.rs:320:11
[INFO] [stdout]     |
[INFO] [stdout] 320 |       let mut block_id_ptr = &mut block_id[byte_ix];
[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/enc/find_stride.rs:559:14
[INFO] [stdout]     |
[INFO] [stdout] 559 |         for (mut obe, be) in old_bit_entropy.iter_mut().zip(self.pop.iter_mut()) {
[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/enc/bit_cost.rs:200:11
[INFO] [stdout]     |
[INFO] [stdout] 200 |       let mut cur = &mut depth_histo[j];
[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/enc/histogram.rs:441:9
[INFO] [stdout]     |
[INFO] [stdout] 441 |     let mut h0val = &mut h0[i];
[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/enc/block_splitter.rs:320:11
[INFO] [stdout]     |
[INFO] [stdout] 320 |       let mut block_id_ptr = &mut block_id[byte_ix];
[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/enc/find_stride.rs:559:14
[INFO] [stdout]     |
[INFO] [stdout] 559 |         for (mut obe, be) in old_bit_entropy.iter_mut().zip(self.pop.iter_mut()) {
[INFO] [stdout]     |              ----^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:141:3
[INFO] [stdout]     |
[INFO] [stdout] 141 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         core::mem::replace(literals, &mut new_literals[(insert as usize)..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:275:11
[INFO] [stdout]     |
[INFO] [stdout] 275 |           core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/encode.rs:761:3
[INFO] [stdout]     |
[INFO] [stdout] 761 |   core::mem::replace(&mut (*rb).data_mo, new_data);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]     --> src/enc/encode.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     core::mem::replace(m8, s_orig.m8);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bin/util.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(write!(f, "{:02X}", byte));
[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/bin/util.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]   --> src/enc/compress_fragment_two_pass.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     core::mem::replace(commands, &mut remainder2[1..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:141:3
[INFO] [stdout]     |
[INFO] [stdout] 141 |   core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         core::mem::replace(literals, &mut new_literals[(insert as usize)..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/compress_fragment_two_pass.rs:275:11
[INFO] [stdout]     |
[INFO] [stdout] 275 |           core::mem::replace(commands, &mut remainder[1..]);
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]    --> src/enc/encode.rs:761:3
[INFO] [stdout]     |
[INFO] [stdout] 761 |   core::mem::replace(&mut (*rb).data_mo, new_data);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::mem::replace` that must be used
[INFO] [stdout]     --> src/enc/encode.rs:1539:5
[INFO] [stdout]      |
[INFO] [stdout] 1539 |     core::mem::replace(m8, s_orig.m8);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bin/util.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(write!(f, "{:02X}", byte));
[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/bin/util.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             try!( fmtr.write_fmt(format_args!("{:02x}", item)));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/test_custom_dict.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let mut input = brotli;
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.33s
[INFO] running `Command { std: "docker" "inspect" "da3566ead981e2a3cb60ce551e7bb0c59bd798bb9946ad303649cabdf160ebda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3566ead981e2a3cb60ce551e7bb0c59bd798bb9946ad303649cabdf160ebda", kill_on_drop: false }`
[INFO] [stdout] da3566ead981e2a3cb60ce551e7bb0c59bd798bb9946ad303649cabdf160ebda