[INFO] fetching crate mccs-caps 0.2.0...
[INFO] checking mccs-caps-0.2.0 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate mccs-caps 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mccs-caps 0.2.0
[INFO] finished tweaking crates.io crate mccs-caps 0.2.0
[INFO] tweaked toml for crates.io crate mccs-caps 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mccs-caps 0.2.0 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219
[INFO] running `Command { std: "docker" "start" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking mccs v0.2.0
[INFO] [stderr]     Checking mccs-caps v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/caps.rs:159:28
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn value_escape_nospace(i: &[u8]) -> IResult<&[u8], Cow<str>> {
[INFO] [stdout]     |                            ^^^^^             ^^^^^  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |                 |
[INFO] [stdout]     |                            |                 the same lifetime is elided here
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn value_escape_nospace(i: &[u8]) -> IResult<&[u8], Cow<'_, str>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&[u8]` mccs_caps
[INFO] [stdout]    --> src/caps.rs:185:66
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 185 -     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout] 185 +     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i))(i)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 185 -     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout] 185 +     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(<&[u8] as Into<_>>::into(i)))(i)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/caps.rs:211:15
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn vcpname(i: &[u8]) -> IResult<&[u8], VcpName> {
[INFO] [stdout]     |               ^^^^^             ^^^^^  ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |                 |
[INFO] [stdout]     |               |                 the same lifetime is elided here
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn vcpname(i: &[u8]) -> IResult<&[u8], VcpName<'_>> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mccs-caps` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/caps.rs:159:28
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn value_escape_nospace(i: &[u8]) -> IResult<&[u8], Cow<str>> {
[INFO] [stdout]     |                            ^^^^^             ^^^^^  ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |                 |
[INFO] [stdout]     |                            |                 the same lifetime is elided here
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn value_escape_nospace(i: &[u8]) -> IResult<&[u8], Cow<'_, str>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&[u8]` mccs_caps
[INFO] [stdout]    --> src/caps.rs:185:66
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout]     |                                                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 185 -     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout] 185 +     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i))(i)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 185 -     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(i.into()))(i)?;
[INFO] [stdout] 185 +     let (i, s) = map_res(|i| parser.parse(i), |i| str::from_utf8(<&[u8] as Into<_>>::into(i)))(i)?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/caps.rs:211:15
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn vcpname(i: &[u8]) -> IResult<&[u8], VcpName> {
[INFO] [stdout]     |               ^^^^^             ^^^^^  ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |               |                 |
[INFO] [stdout]     |               |                 the same lifetime is elided here
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 211 | fn vcpname(i: &[u8]) -> IResult<&[u8], VcpName<'_>> {
[INFO] [stdout]     |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mccs-caps` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219", kill_on_drop: false }`
[INFO] [stdout] 3dd0ba8ace4186c78daf74833a22918e38abe60603688a81aebc3c5180fb0219
