[INFO] fetching crate stringedits 0.2.0...
[INFO] checking stringedits-0.2.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate stringedits 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate stringedits 0.2.0
[INFO] finished tweaking crates.io crate stringedits 0.2.0
[INFO] tweaked toml for crates.io crate stringedits 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stringedits 0.2.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "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" "+507271bc119683008ec719ecee48814e8ac86c65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79daae2a9f8678837045996417f24c5267ca604c8409125ecad1bbe9a3743fee
[INFO] running `Command { std: "docker" "start" "-a" "79daae2a9f8678837045996417f24c5267ca604c8409125ecad1bbe9a3743fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79daae2a9f8678837045996417f24c5267ca604c8409125ecad1bbe9a3743fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79daae2a9f8678837045996417f24c5267ca604c8409125ecad1bbe9a3743fee", kill_on_drop: false }`
[INFO] [stdout] 79daae2a9f8678837045996417f24c5267ca604c8409125ecad1bbe9a3743fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6ec1aad7a695b2c929a920a787e35c3d775c1d3d234334cf28930ce1fa15da6
[INFO] running `Command { std: "docker" "start" "-a" "e6ec1aad7a695b2c929a920a787e35c3d775c1d3d234334cf28930ce1fa15da6", kill_on_drop: false }`
[INFO] [stderr]     Checking stringedits v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `splits`, `current`, and `c` are never read
[INFO] [stdout]    --> src/lib.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct Replaces<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 216 |     splits: Splits<'a>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 217 |     current: Option<(String, String)>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 218 |     c: u8,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Replaces` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `splits`, `current`, and `c` are never read
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct Inserts<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 243 |     splits: Splits<'a>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 244 |     current: Option<(String, String)>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 245 |     c: u8,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Inserts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn splits(&self) -> Splits {
[INFO] [stdout]    |               ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[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] 40 |     fn splits(&self) -> Splits<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn transposes(&self) -> Transposes {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[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] 54 |     fn transposes(&self) -> Transposes<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:68:33
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn replaces_ascii_lowercase(&self) -> CustomReplaces {
[INFO] [stdout]    |                                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[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] 68 |     fn replaces_ascii_lowercase(&self) -> CustomReplaces<'_> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn inserts_ascii_lowercase(&self) -> CustomInsert {
[INFO] [stdout]    |                                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                |
[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] 87 |     fn inserts_ascii_lowercase(&self) -> CustomInsert<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:102:18
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn deletions(&self) -> Deletions {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[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] 102 |     fn deletions(&self) -> Deletions<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:116:58
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn dist1edits<'a>(&'a self, alphabet: &'a [char]) -> Dist1Edits {
[INFO] [stdout]     |                        --                  --            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn dist1edits<'a>(&'a self, alphabet: &'a [char]) -> Dist1Edits<'a> {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:58
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn dist2edits<'a>(&'a self, alphabet: &'a [char]) -> Dist2Edits {
[INFO] [stdout]     |                        --                  --            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn dist2edits<'a>(&'a self, alphabet: &'a [char]) -> Dist2Edits<'a> {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `splits`, `current`, and `c` are never read
[INFO] [stdout]    --> src/lib.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct Replaces<'a> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 216 |     splits: Splits<'a>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 217 |     current: Option<(String, String)>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 218 |     c: u8,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Replaces` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `splits`, `current`, and `c` are never read
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub struct Inserts<'a> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 243 |     splits: Splits<'a>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 244 |     current: Option<(String, String)>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 245 |     c: u8,
[INFO] [stdout]     |     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Inserts` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn splits(&self) -> Splits {
[INFO] [stdout]    |               ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[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] 40 |     fn splits(&self) -> Splits<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn transposes(&self) -> Transposes {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[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] 54 |     fn transposes(&self) -> Transposes<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:68:33
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn replaces_ascii_lowercase(&self) -> CustomReplaces {
[INFO] [stdout]    |                                 ^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                 |
[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] 68 |     fn replaces_ascii_lowercase(&self) -> CustomReplaces<'_> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:87:32
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn inserts_ascii_lowercase(&self) -> CustomInsert {
[INFO] [stdout]    |                                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                |
[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] 87 |     fn inserts_ascii_lowercase(&self) -> CustomInsert<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:102:18
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn deletions(&self) -> Deletions {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[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] 102 |     fn deletions(&self) -> Deletions<'_> {
[INFO] [stdout]     |                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:116:58
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn dist1edits<'a>(&'a self, alphabet: &'a [char]) -> Dist1Edits {
[INFO] [stdout]     |                        --                  --            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn dist1edits<'a>(&'a self, alphabet: &'a [char]) -> Dist1Edits<'a> {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:58
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn dist2edits<'a>(&'a self, alphabet: &'a [char]) -> Dist2Edits {
[INFO] [stdout]     |                        --                  --            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn dist2edits<'a>(&'a self, alphabet: &'a [char]) -> Dist2Edits<'a> {
[INFO] [stdout]     |                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "e6ec1aad7a695b2c929a920a787e35c3d775c1d3d234334cf28930ce1fa15da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ec1aad7a695b2c929a920a787e35c3d775c1d3d234334cf28930ce1fa15da6", kill_on_drop: false }`
[INFO] [stdout] e6ec1aad7a695b2c929a920a787e35c3d775c1d3d234334cf28930ce1fa15da6
