[INFO] fetching crate const_list 0.1.0...
[INFO] checking const_list-0.1.0 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate const_list 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate const_list 0.1.0
[INFO] finished tweaking crates.io crate const_list 0.1.0
[INFO] tweaked toml for crates.io crate const_list 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate const_list 0.1.0 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5df3c4cfb466d0591cba7a38948539e001dc2bd6eb5d43c006774771a2295bd2
[INFO] running `Command { std: "docker" "start" "-a" "5df3c4cfb466d0591cba7a38948539e001dc2bd6eb5d43c006774771a2295bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df3c4cfb466d0591cba7a38948539e001dc2bd6eb5d43c006774771a2295bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df3c4cfb466d0591cba7a38948539e001dc2bd6eb5d43c006774771a2295bd2", kill_on_drop: false }`
[INFO] [stdout] 5df3c4cfb466d0591cba7a38948539e001dc2bd6eb5d43c006774771a2295bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544caa23106c93ab2625a24e762c55fce0e7318c38a65b4f53387ddc0451c705
[INFO] running `Command { std: "docker" "start" "-a" "544caa23106c93ab2625a24e762c55fce0e7318c38a65b4f53387ddc0451c705", kill_on_drop: false }`
[INFO] [stderr]     Checking const_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub const fn pop(&'a self) -> (Option<&T>, &'a Self) {
[INFO] [stdout]    |                       ^^                  --    -- the same lifetime is named here
[INFO] [stdout]    |                       |                   |
[INFO] [stdout]    |                       |                   the same lifetime is elided 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] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub const fn pop(&'a self) -> (Option<&'a T>, &'a Self) {
[INFO] [stdout]    |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub const fn iter(&self) -> ConstListIterator<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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub const fn iter(&self) -> ConstListIterator<'_, T> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_list` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub const fn pop(&'a self) -> (Option<&T>, &'a Self) {
[INFO] [stdout]    |                       ^^                  --    -- the same lifetime is named here
[INFO] [stdout]    |                       |                   |
[INFO] [stdout]    |                       |                   the same lifetime is elided 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] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub const fn pop(&'a self) -> (Option<&'a T>, &'a Self) {
[INFO] [stdout]    |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub const fn iter(&self) -> ConstListIterator<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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub const fn iter(&self) -> ConstListIterator<'_, T> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_list` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "544caa23106c93ab2625a24e762c55fce0e7318c38a65b4f53387ddc0451c705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544caa23106c93ab2625a24e762c55fce0e7318c38a65b4f53387ddc0451c705", kill_on_drop: false }`
[INFO] [stdout] 544caa23106c93ab2625a24e762c55fce0e7318c38a65b4f53387ddc0451c705
