[INFO] fetching crate nt-list 0.3.0...
[INFO] checking nt-list-0.3.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate nt-list 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nt-list 0.3.0
[INFO] finished tweaking crates.io crate nt-list 0.3.0
[INFO] tweaked toml for crates.io crate nt-list 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nt-list 0.3.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 748f6d5a05f6472612e871c31841ac7bf10868238ba964667a69689ac010083e
[INFO] running `Command { std: "docker" "start" "-a" "748f6d5a05f6472612e871c31841ac7bf10868238ba964667a69689ac010083e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748f6d5a05f6472612e871c31841ac7bf10868238ba964667a69689ac010083e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748f6d5a05f6472612e871c31841ac7bf10868238ba964667a69689ac010083e", kill_on_drop: false }`
[INFO] [stdout] 748f6d5a05f6472612e871c31841ac7bf10868238ba964667a69689ac010083e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ff010a54f423dcc46ef13081360f2f93dfefd6fe33778fde9ecc9300e5a263
[INFO] running `Command { std: "docker" "start" "-a" "f1ff010a54f423dcc46ef13081360f2f93dfefd6fe33778fde9ecc9300e5a263", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking moveit v0.6.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling nt-list_macros v0.3.0
[INFO] [stderr]     Checking nt-list v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/base.rs:155:34
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub unsafe fn iter(self: Pin<&Self>) -> Iter<E, L> {
[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] 155 |     pub unsafe fn iter(self: Pin<&Self>) -> Iter<'_, E, L> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/base.rs:164:38
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub unsafe fn iter_mut(self: Pin<&mut Self>) -> IterMut<E, L> {
[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] 164 |     pub unsafe fn iter_mut(self: Pin<&mut Self>) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/boxing.rs:149:27
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn iter(self: Pin<&Self>) -> Iter<E, L> {
[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] 149 |     pub fn iter(self: Pin<&Self>) -> Iter<'_, E, L> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/boxing.rs:154:31
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn iter_mut(self: Pin<&mut Self>) -> IterMut<E, L> {
[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] 154 |     pub fn iter_mut(self: Pin<&mut Self>) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/base.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub unsafe fn iter(&self) -> Iter<E, L> {
[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 unsafe fn iter(&self) -> Iter<'_, E, L> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/base.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub unsafe fn iter_mut(&mut self) -> IterMut<E, L> {
[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] 89 |     pub unsafe fn iter_mut(&mut self) -> IterMut<'_, E, L> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/boxing.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn iter(&self) -> Iter<E, L> {
[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] 96 |     pub fn iter(&self) -> Iter<'_, E, L> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/single_list/boxing.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn iter_mut(&mut self) -> IterMut<E, L> {
[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] 101 |     pub fn iter_mut(&mut self) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/base.rs:155:34
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub unsafe fn iter(self: Pin<&Self>) -> Iter<E, L> {
[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] 155 |     pub unsafe fn iter(self: Pin<&Self>) -> Iter<'_, E, L> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/base.rs:164:38
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub unsafe fn iter_mut(self: Pin<&mut Self>) -> IterMut<E, L> {
[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] 164 |     pub unsafe fn iter_mut(self: Pin<&mut Self>) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/boxing.rs:149:27
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn iter(self: Pin<&Self>) -> Iter<E, L> {
[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] 149 |     pub fn iter(self: Pin<&Self>) -> Iter<'_, E, L> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/list/boxing.rs:154:31
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn iter_mut(self: Pin<&mut Self>) -> IterMut<E, L> {
[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] 154 |     pub fn iter_mut(self: Pin<&mut Self>) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/base.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub unsafe fn iter(&self) -> Iter<E, L> {
[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 unsafe fn iter(&self) -> Iter<'_, E, L> {
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/base.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub unsafe fn iter_mut(&mut self) -> IterMut<E, L> {
[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] 89 |     pub unsafe fn iter_mut(&mut self) -> IterMut<'_, E, L> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/single_list/boxing.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn iter(&self) -> Iter<E, L> {
[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] 96 |     pub fn iter(&self) -> Iter<'_, E, L> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/single_list/boxing.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn iter_mut(&mut self) -> IterMut<E, L> {
[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] 101 |     pub fn iter_mut(&mut self) -> IterMut<'_, E, L> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "f1ff010a54f423dcc46ef13081360f2f93dfefd6fe33778fde9ecc9300e5a263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ff010a54f423dcc46ef13081360f2f93dfefd6fe33778fde9ecc9300e5a263", kill_on_drop: false }`
[INFO] [stdout] f1ff010a54f423dcc46ef13081360f2f93dfefd6fe33778fde9ecc9300e5a263