[INFO] fetching crate node-maintainer 0.3.34...
[INFO] checking node-maintainer-0.3.34 against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] extracting crate node-maintainer 0.3.34 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate node-maintainer 0.3.34
[INFO] finished tweaking crates.io crate node-maintainer 0.3.34
[INFO] tweaked toml for crates.io crate node-maintainer 0.3.34 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate node-maintainer 0.3.34 on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]      Locking 416 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1befa292d1ff0feb556384d23e4715854320f4c5bf4c3a6fa245da091089689c
[INFO] running `Command { std: "docker" "start" "-a" "1befa292d1ff0feb556384d23e4715854320f4c5bf4c3a6fa245da091089689c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1befa292d1ff0feb556384d23e4715854320f4c5bf4c3a6fa245da091089689c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1befa292d1ff0feb556384d23e4715854320f4c5bf4c3a6fa245da091089689c", kill_on_drop: false }`
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[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7d04d0a18cbb78237b8188ee79cda723d4fcc00bc6d1dbda8f465f02f786cc
[INFO] running `Command { std: "docker" "start" "-a" "3e7d04d0a18cbb78237b8188ee79cda723d4fcc00bc6d1dbda8f465f02f786cc", kill_on_drop: false }`
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[INFO] [stdout] warning: struct `DemotionTarget` is never constructed
[INFO] [stdout]   --> src/graph.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) struct DemotionTarget {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:224:36
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub(crate) fn node_parent_iter(&self, idx: NodeIndex) -> NodeParentIterator {
[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] 224 |     pub(crate) fn node_parent_iter(&self, idx: NodeIndex) -> NodeParentIterator<'_> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DemotionTarget` is never constructed
[INFO] [stdout]   --> src/graph.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) struct DemotionTarget {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/graph.rs:224:36
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub(crate) fn node_parent_iter(&self, idx: NodeIndex) -> NodeParentIterator {
[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] 224 |     pub(crate) fn node_parent_iter(&self, idx: NodeIndex) -> NodeParentIterator<'_> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.55s
[INFO] running `Command { std: "docker" "inspect" "3e7d04d0a18cbb78237b8188ee79cda723d4fcc00bc6d1dbda8f465f02f786cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7d04d0a18cbb78237b8188ee79cda723d4fcc00bc6d1dbda8f465f02f786cc", kill_on_drop: false }`
[INFO] [stdout] 3e7d04d0a18cbb78237b8188ee79cda723d4fcc00bc6d1dbda8f465f02f786cc
