[INFO] fetching crate tindex 0.5.9...
[INFO] checking tindex-0.5.9 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate tindex 0.5.9 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tindex 0.5.9
[INFO] finished tweaking crates.io crate tindex 0.5.9
[INFO] tweaked toml for crates.io crate tindex 0.5.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tindex 0.5.9 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "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" "+a5689b034ad287112f709693384a37f1377eb9cc" "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" "+a5689b034ad287112f709693384a37f1377eb9cc" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11
[INFO] running `Command { std: "docker" "start" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11", 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" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11", 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" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking tindex v0.5.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `usize`
[INFO] [stdout]    --> src/bitset.rs:265:43
[INFO] [stdout]     |
[INFO] [stdout] 265 |                 return Some(I::from_index(pos.into()));
[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] 265 -                 return Some(I::from_index(pos.into()));
[INFO] [stdout] 265 +                 return Some(I::from_index(pos));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 265 -                 return Some(I::from_index(pos.into()));
[INFO] [stdout] 265 +                 return Some(I::from_index(<usize as Into<_>>::into(pos)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:164:20
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn windows(&self, size: usize) -> Windows<T> {
[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] 164 |     pub fn windows(&self, size: usize) -> Windows<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `usize`
[INFO] [stdout]    --> src/bitset.rs:265:43
[INFO] [stdout]     |
[INFO] [stdout] 265 |                 return Some(I::from_index(pos.into()));
[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] 265 -                 return Some(I::from_index(pos.into()));
[INFO] [stdout] 265 +                 return Some(I::from_index(pos));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 265 -                 return Some(I::from_index(pos.into()));
[INFO] [stdout] 265 +                 return Some(I::from_index(<usize as Into<_>>::into(pos)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:164:20
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn windows(&self, size: usize) -> Windows<T> {
[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] 164 |     pub fn windows(&self, size: usize) -> Windows<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tindex` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tindex` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11", kill_on_drop: false }`
[INFO] [stdout] 128ac5c1dbba12bd7f1428e53a9d21d585e6736d7d3e67ba4db3cc1653856f11
