[INFO] fetching crate fast-rustc-ap-serialize 1.0.0...
[INFO] checking fast-rustc-ap-serialize-1.0.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate fast-rustc-ap-serialize 1.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fast-rustc-ap-serialize 1.0.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-rustc-ap-serialize 1.0.0
[INFO] finished tweaking crates.io crate fast-rustc-ap-serialize 1.0.0
[INFO] tweaked toml for crates.io crate fast-rustc-ap-serialize 1.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bc7898fd25d599de220241285319f18f8a46d134b39947d5b749a2004cb6df5
[INFO] running `Command { std: "docker" "start" "-a" "9bc7898fd25d599de220241285319f18f8a46d134b39947d5b749a2004cb6df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bc7898fd25d599de220241285319f18f8a46d134b39947d5b749a2004cb6df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc7898fd25d599de220241285319f18f8a46d134b39947d5b749a2004cb6df5", kill_on_drop: false }`
[INFO] [stdout] 9bc7898fd25d599de220241285319f18f8a46d134b39947d5b749a2004cb6df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875cf5b01280811775a29ba51aa4ddfb7d08a083d4c1962829ae53cf6d006c78
[INFO] running `Command { std: "docker" "start" "-a" "875cf5b01280811775a29ba51aa4ddfb7d08a083d4c1962829ae53cf6d006c78", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking fast-rustc-ap-serialize v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(rustc_private, box_syntax)]
[INFO] [stdout]    |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(rustc_private, box_syntax)]
[INFO] [stdout]    |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> serialize.rs:652:12
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(box Decodable::decode(d)?)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(Box::new(Decodable::decode(d)?))
[INFO] [stdout]     |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> serialize.rs:652:12
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(box Decodable::decode(d)?)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(Box::new(Decodable::decode(d)?))
[INFO] [stdout]     |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(nll)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(nll)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-rustc-ap-serialize` (lib test) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fast-rustc-ap-serialize` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "875cf5b01280811775a29ba51aa4ddfb7d08a083d4c1962829ae53cf6d006c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875cf5b01280811775a29ba51aa4ddfb7d08a083d4c1962829ae53cf6d006c78", kill_on_drop: false }`
[INFO] [stdout] 875cf5b01280811775a29ba51aa4ddfb7d08a083d4c1962829ae53cf6d006c78
[INFO] checking fast-rustc-ap-serialize-1.0.0 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate fast-rustc-ap-serialize 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate fast-rustc-ap-serialize 1.0.0 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-rustc-ap-serialize 1.0.0
[INFO] finished tweaking crates.io crate fast-rustc-ap-serialize 1.0.0
[INFO] tweaked toml for crates.io crate fast-rustc-ap-serialize 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2c4adae937fad326368b367310daf22b3d6feaf29d3ab54dc6b2d906280f68
[INFO] running `Command { std: "docker" "start" "-a" "0e2c4adae937fad326368b367310daf22b3d6feaf29d3ab54dc6b2d906280f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2c4adae937fad326368b367310daf22b3d6feaf29d3ab54dc6b2d906280f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2c4adae937fad326368b367310daf22b3d6feaf29d3ab54dc6b2d906280f68", kill_on_drop: false }`
[INFO] [stdout] 0e2c4adae937fad326368b367310daf22b3d6feaf29d3ab54dc6b2d906280f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0624b718802d868289331f7c3fe110b69364293abf229dc36117f3d0b57ab10
[INFO] running `Command { std: "docker" "start" "-a" "c0624b718802d868289331f7c3fe110b69364293abf229dc36117f3d0b57ab10", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking fast-rustc-ap-serialize v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(rustc_private, box_syntax)]
[INFO] [stdout]    |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> lib.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(rustc_private, box_syntax)]
[INFO] [stdout]    |                           ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> serialize.rs:652:12
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(box Decodable::decode(d)?)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(Box::new(Decodable::decode(d)?))
[INFO] [stdout]     |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> serialize.rs:652:12
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(box Decodable::decode(d)?)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 652 |         Ok(Box::new(Decodable::decode(d)?))
[INFO] [stdout]     |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:178:22
[INFO] [stdout]     |
[INFO] [stdout] 178 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:214:22
[INFO] [stdout]     |
[INFO] [stdout] 214 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:251:22
[INFO] [stdout]     |
[INFO] [stdout] 251 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:287:22
[INFO] [stdout]     |
[INFO] [stdout] 287 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:310:26
[INFO] [stdout]     |
[INFO] [stdout] 310 |             for index in 0..len {
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:333:26
[INFO] [stdout]     |
[INFO] [stdout] 333 |             for index in 0..len {
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> serialize.rs:701:22
[INFO] [stdout]     |
[INFO] [stdout] 701 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> serialize.rs:730:22
[INFO] [stdout]     |
[INFO] [stdout] 730 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> hex.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let ch = self[idx..].chars().next().unwrap();
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> json.rs:419:29
[INFO] [stdout]     |
[INFO] [stdout] 419 |             wr.write_str(&v[start..i])?;
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> json.rs:428:25
[INFO] [stdout]     |
[INFO] [stdout] 428 |         wr.write_str(&v[start..])?;
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]   --> lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(specialization)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]    = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout]    = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> json.rs:1466:49
[INFO] [stdout]      |
[INFO] [stdout] 1466 |                 str::from_utf8(&self.str_buffer[start as usize..start as usize + size as usize])
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> collection_impls.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             for i in 0..len {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> json.rs:1520:49
[INFO] [stdout]      |
[INFO] [stdout] 1520 |                 str::from_utf8(&self.str_buffer[start as usize..(start + size) as usize]).unwrap(),
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:178:22
[INFO] [stdout]     |
[INFO] [stdout] 178 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:214:22
[INFO] [stdout]     |
[INFO] [stdout] 214 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:251:22
[INFO] [stdout]     |
[INFO] [stdout] 251 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:287:22
[INFO] [stdout]     |
[INFO] [stdout] 287 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:310:26
[INFO] [stdout]     |
[INFO] [stdout] 310 |             for index in 0..len {
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> collection_impls.rs:333:26
[INFO] [stdout]     |
[INFO] [stdout] 333 |             for index in 0..len {
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> serialize.rs:701:22
[INFO] [stdout]     |
[INFO] [stdout] 701 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> serialize.rs:730:22
[INFO] [stdout]     |
[INFO] [stdout] 730 |             for i in 0..len {
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> opaque.rs:186:38
[INFO] [stdout]     |
[INFO] [stdout] 186 |         s.copy_from_slice(&self.data[start..end]);
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> hex.rs:117:35
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let ch = self[idx..].chars().next().unwrap();
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |         read_uleb128!(self, read_u128_leb128)
[INFO] [stdout]     |         ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> hex/tests.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for i in 0..256 {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> hex/tests.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     for i in 0..256 {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |         read_uleb128!(self, read_u64_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |         read_uleb128!(self, read_u32_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> json.rs:419:29
[INFO] [stdout]     |
[INFO] [stdout] 419 |             wr.write_str(&v[start..i])?;
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |         read_uleb128!(self, read_u16_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> json.rs:428:25
[INFO] [stdout]     |
[INFO] [stdout] 428 |         wr.write_str(&v[start..])?;
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |         read_uleb128!(self, read_usize_leb128)
[INFO] [stdout]     |         -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> opaque.rs:309:50
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let s = ::std::str::from_utf8(&self.data[self.position..self.position + len]).unwrap();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> json.rs:1466:49
[INFO] [stdout]      |
[INFO] [stdout] 1466 |                 str::from_utf8(&self.str_buffer[start as usize..start as usize + size as usize])
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> json.rs:1520:49
[INFO] [stdout]      |
[INFO] [stdout] 1520 |                 str::from_utf8(&self.str_buffer[start as usize..(start + size) as usize]).unwrap(),
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> json/tests.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |     for _ in 0..500 {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> opaque.rs:186:38
[INFO] [stdout]     |
[INFO] [stdout] 186 |         s.copy_from_slice(&self.data[start..end]);
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |         read_uleb128!(self, read_u128_leb128)
[INFO] [stdout]     |         ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 225 |         read_uleb128!(self, read_u64_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |         read_uleb128!(self, read_u32_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |         read_uleb128!(self, read_u16_leb128)
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> opaque.rs:196:59
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let (value, bytes_read) = leb128::$fun(&$dec.data[$dec.position..]);
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |         read_uleb128!(self, read_usize_leb128)
[INFO] [stdout]     |         -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `read_uleb128` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> opaque.rs:309:50
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let s = ::std::str::from_utf8(&self.data[self.position..self.position + len]).unwrap();
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(nll)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(nll)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-rustc-ap-serialize` (lib test) due to 3 previous errors; 30 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-rustc-ap-serialize` (lib) due to 3 previous errors; 27 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c0624b718802d868289331f7c3fe110b69364293abf229dc36117f3d0b57ab10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0624b718802d868289331f7c3fe110b69364293abf229dc36117f3d0b57ab10", kill_on_drop: false }`
[INFO] [stdout] c0624b718802d868289331f7c3fe110b69364293abf229dc36117f3d0b57ab10
