[INFO] fetching crate minidom-gst-meet 0.13.0...
[INFO] checking minidom-gst-meet-0.13.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate minidom-gst-meet 0.13.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate minidom-gst-meet 0.13.0
[INFO] finished tweaking crates.io crate minidom-gst-meet 0.13.0
[INFO] tweaked toml for crates.io crate minidom-gst-meet 0.13.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minidom-gst-meet 0.13.0 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] crate crates.io crate minidom-gst-meet 0.13.0 already has a lockfile, it will not be regenerated
[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] 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] fdc7f4394d8c24e02f53a8c5e35d1604006ad682595e524dfc6bb407697d46ca
[INFO] running `Command { std: "docker" "start" "-a" "fdc7f4394d8c24e02f53a8c5e35d1604006ad682595e524dfc6bb407697d46ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdc7f4394d8c24e02f53a8c5e35d1604006ad682595e524dfc6bb407697d46ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc7f4394d8c24e02f53a8c5e35d1604006ad682595e524dfc6bb407697d46ca", kill_on_drop: false }`
[INFO] [stdout] fdc7f4394d8c24e02f53a8c5e35d1604006ad682595e524dfc6bb407697d46ca
[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] b87d6d61bf327aa3aa9bbbbf67b207fbf11020f25dc1d669623dda03ab83d29d
[INFO] running `Command { std: "docker" "start" "-a" "b87d6d61bf327aa3aa9bbbbf67b207fbf11020f25dc1d669623dda03ab83d29d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking minidom-gst-meet v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]   --> src/element.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Element {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 90 |     prefix: Option<Prefix>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/element.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn escape(raw: &[u8]) -> Cow<[u8]> {
[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 | pub fn escape(raw: &[u8]) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:243:18
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn attrs(&self) -> Attrs {
[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] 243 |     pub fn attrs(&self) -> Attrs<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:251:22
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn attrs_mut(&mut self) -> AttrsMut {
[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] 251 |     pub fn attrs_mut(&mut self) -> AttrsMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:574:18
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn nodes(&self) -> Nodes {
[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] 574 |     pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:580:22
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn nodes_mut(&mut self) -> NodesMut {
[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] 580 |     pub fn nodes_mut(&mut self) -> NodesMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:600:21
[INFO] [stdout]     |
[INFO] [stdout] 600 |     pub fn children(&self) -> Children {
[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] 600 |     pub fn children(&self) -> Children<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:608:25
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn children_mut(&mut self) -> ChildrenMut {
[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] 608 |     pub fn children_mut(&mut self) -> ChildrenMut<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:629:18
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn texts(&self) -> Texts {
[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] 629 |     pub fn texts(&self) -> Texts<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:637:22
[INFO] [stdout]     |
[INFO] [stdout] 637 |     pub fn texts_mut(&mut self) -> TextsMut {
[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] 637 |     pub fn texts_mut(&mut self) -> TextsMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prefix` is never read
[INFO] [stdout]   --> src/element.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct Element {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 90 |     prefix: Option<Prefix>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Element` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/element.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn escape(raw: &[u8]) -> Cow<[u8]> {
[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 | pub fn escape(raw: &[u8]) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:243:18
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn attrs(&self) -> Attrs {
[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] 243 |     pub fn attrs(&self) -> Attrs<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:251:22
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn attrs_mut(&mut self) -> AttrsMut {
[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] 251 |     pub fn attrs_mut(&mut self) -> AttrsMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:574:18
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn nodes(&self) -> Nodes {
[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] 574 |     pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:580:22
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn nodes_mut(&mut self) -> NodesMut {
[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] 580 |     pub fn nodes_mut(&mut self) -> NodesMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:600:21
[INFO] [stdout]     |
[INFO] [stdout] 600 |     pub fn children(&self) -> Children {
[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] 600 |     pub fn children(&self) -> Children<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:608:25
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn children_mut(&mut self) -> ChildrenMut {
[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] 608 |     pub fn children_mut(&mut self) -> ChildrenMut<'_> {
[INFO] [stdout]     |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:629:18
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn texts(&self) -> Texts {
[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] 629 |     pub fn texts(&self) -> Texts<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/element.rs:637:22
[INFO] [stdout]     |
[INFO] [stdout] 637 |     pub fn texts_mut(&mut self) -> TextsMut {
[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] 637 |     pub fn texts_mut(&mut self) -> TextsMut<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `minidom`
[INFO] [stdout]  --> examples/articles.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate minidom;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minidom-gst-meet` (example "articles") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b87d6d61bf327aa3aa9bbbbf67b207fbf11020f25dc1d669623dda03ab83d29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87d6d61bf327aa3aa9bbbbf67b207fbf11020f25dc1d669623dda03ab83d29d", kill_on_drop: false }`
[INFO] [stdout] b87d6d61bf327aa3aa9bbbbf67b207fbf11020f25dc1d669623dda03ab83d29d