[INFO] fetching crate alt_serde 1.0.119...
[INFO] checking alt_serde-1.0.119 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate alt_serde 1.0.119 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate alt_serde 1.0.119 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 alt_serde 1.0.119
[INFO] finished tweaking crates.io crate alt_serde 1.0.119
[INFO] tweaked toml for crates.io crate alt_serde 1.0.119 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alt_serde_derive v1.0.119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a95d6ac7bee488a8baf69d06f57fae398d08622caa5ecda697953285d98577
[INFO] running `Command { std: "docker" "start" "-a" "a6a95d6ac7bee488a8baf69d06f57fae398d08622caa5ecda697953285d98577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a95d6ac7bee488a8baf69d06f57fae398d08622caa5ecda697953285d98577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a95d6ac7bee488a8baf69d06f57fae398d08622caa5ecda697953285d98577", kill_on_drop: false }`
[INFO] [stdout] a6a95d6ac7bee488a8baf69d06f57fae398d08622caa5ecda697953285d98577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d2e32f963ddd393802540b21864ac3558f133facb4fbb43f2a7c1778233719
[INFO] running `Command { std: "docker" "start" "-a" "52d2e32f963ddd393802540b21864ac3558f133facb4fbb43f2a7c1778233719", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling alt_serde v1.0.119 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling alt_serde_derive v1.0.119
[INFO] [stdout] error: unused import: `mem`
[INFO] [stdout]    --> src/lib.rs:160:37
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub use self::core::{cmp, iter, mem, num, slice, str};
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:142:23
[INFO] [stdout]     |
[INFO] [stdout] 142 | #![deny(missing_docs, unused_imports)]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_serde` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "52d2e32f963ddd393802540b21864ac3558f133facb4fbb43f2a7c1778233719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d2e32f963ddd393802540b21864ac3558f133facb4fbb43f2a7c1778233719", kill_on_drop: false }`
[INFO] [stdout] 52d2e32f963ddd393802540b21864ac3558f133facb4fbb43f2a7c1778233719
[INFO] checking alt_serde-1.0.119 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate alt_serde 1.0.119 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate alt_serde 1.0.119 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 alt_serde 1.0.119
[INFO] finished tweaking crates.io crate alt_serde 1.0.119
[INFO] tweaked toml for crates.io crate alt_serde 1.0.119 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a808be1bbb35c53b9dca26f94e3293a2831cdd88c9f7ed3b0ead69c7501ac3d
[INFO] running `Command { std: "docker" "start" "-a" "7a808be1bbb35c53b9dca26f94e3293a2831cdd88c9f7ed3b0ead69c7501ac3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a808be1bbb35c53b9dca26f94e3293a2831cdd88c9f7ed3b0ead69c7501ac3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a808be1bbb35c53b9dca26f94e3293a2831cdd88c9f7ed3b0ead69c7501ac3d", kill_on_drop: false }`
[INFO] [stdout] 7a808be1bbb35c53b9dca26f94e3293a2831cdd88c9f7ed3b0ead69c7501ac3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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] 378c1d14dfb0e52c925cff85c2ff0d28f74b9e3595d9dc4f076543ef05e7f20d
[INFO] running `Command { std: "docker" "start" "-a" "378c1d14dfb0e52c925cff85c2ff0d28f74b9e3595d9dc4f076543ef05e7f20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling alt_serde v1.0.119 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling alt_serde_derive v1.0.119
[INFO] [stdout] error: unused import: `mem`
[INFO] [stdout]    --> src/lib.rs:160:37
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub use self::core::{cmp, iter, mem, num, slice, str};
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:142:23
[INFO] [stdout]     |
[INFO] [stdout] 142 | #![deny(missing_docs, unused_imports)]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/de/impls.rs:908:26
[INFO] [stdout]     |
[INFO] [stdout] 908 |                 for i in 0..self.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]     --> src/de/impls.rs:2143:12
[INFO] [stdout]      |
[INFO] [stdout] 2143 |         Ok(start..end)
[INFO] [stdout]      |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/de/utf8.rs:44:34
[INFO] [stdout]    |
[INFO] [stdout] 44 |         str::from_utf8(&self.buf[self.pos..]).unwrap()
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stdout] error: public trait impl involving `Range` type
[INFO] [stdout]     --> src/de/impls.rs:2127:37
[INFO] [stdout]      |
[INFO] [stdout] 2127 | impl<'de, Idx> Deserialize<'de> for Range<Idx>
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D trait-impl-range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: public trait impl involving `RangeInclusive` type
[INFO] [stdout]     --> src/de/impls.rs:2148:37
[INFO] [stdout]      |
[INFO] [stdout] 2148 | impl<'de, Idx> Deserialize<'de> for RangeInclusive<Idx>
[INFO] [stdout]      |                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: public trait impl involving `Range` type
[INFO] [stdout]    --> src/ser/impls.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 | impl<Idx> Serialize for Range<Idx>
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: public trait impl involving `RangeInclusive` type
[INFO] [stdout]    --> src/ser/impls.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 | impl<Idx> Serialize for RangeInclusive<Idx>
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_serde` (lib) due to 6 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "378c1d14dfb0e52c925cff85c2ff0d28f74b9e3595d9dc4f076543ef05e7f20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378c1d14dfb0e52c925cff85c2ff0d28f74b9e3595d9dc4f076543ef05e7f20d", kill_on_drop: false }`
[INFO] [stdout] 378c1d14dfb0e52c925cff85c2ff0d28f74b9e3595d9dc4f076543ef05e7f20d
