[INFO] fetching crate timug 0.1.3...
[INFO] checking timug-0.1.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate timug 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate timug 0.1.3
[INFO] finished tweaking crates.io crate timug 0.1.3
[INFO] tweaked toml for crates.io crate timug 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate timug 0.1.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate timug 0.1.3 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v20.0.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.12.2
[INFO] [stderr]   Downloaded minijinja v2.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24d48674623da144d6947212a9dc0c66f85c33cb323d8ca60d0878202ab6ebf9
[INFO] running `Command { std: "docker" "start" "-a" "24d48674623da144d6947212a9dc0c66f85c33cb323d8ca60d0878202ab6ebf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24d48674623da144d6947212a9dc0c66f85c33cb323d8ca60d0878202ab6ebf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d48674623da144d6947212a9dc0c66f85c33cb323d8ca60d0878202ab6ebf9", kill_on_drop: false }`
[INFO] [stdout] 24d48674623da144d6947212a9dc0c66f85c33cb323d8ca60d0878202ab6ebf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b923570381a1e676da594f4cfde566a34a3ff196069db1a5399f817f36d1122
[INFO] running `Command { std: "docker" "start" "-a" "5b923570381a1e676da594f4cfde566a34a3ff196069db1a5399f817f36d1122", kill_on_drop: false }`
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[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tags.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter(&self) -> TagsIterator {
[INFO] [stdout]    |                 ^^^^^     ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter(&self) -> TagsIterator<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tags.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter(&self) -> TagsIterator {
[INFO] [stdout]    |                 ^^^^^     ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter(&self) -> TagsIterator<'_> {
[INFO] [stdout]    |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "5b923570381a1e676da594f4cfde566a34a3ff196069db1a5399f817f36d1122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b923570381a1e676da594f4cfde566a34a3ff196069db1a5399f817f36d1122", kill_on_drop: false }`
[INFO] [stdout] 5b923570381a1e676da594f4cfde566a34a3ff196069db1a5399f817f36d1122