[INFO] fetching crate sefr 0.3.1...
[INFO] checking sefr-0.3.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate sefr 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate sefr 0.3.1
[INFO] finished tweaking crates.io crate sefr 0.3.1
[INFO] tweaked toml for crates.io crate sefr 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sefr 0.3.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.9.6 (available: v0.29.0)
[INFO] [stderr]       Adding directories v1.0.2 (available: v6.0.0)
[INFO] [stderr]       Adding json v0.11.15 (available: v0.12.4)
[INFO] [stderr]       Adding minreq v1.4.1 (available: v2.14.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (available: v2.3.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.8.23)
[INFO] [stderr]       Adding webbrowser v0.5.5 (available: v1.0.5)
[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 crossterm_utils v0.2.4
[INFO] [stderr]   Downloaded crossterm_terminal v0.2.6
[INFO] [stderr]   Downloaded crossterm_cursor v0.2.6
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.5
[INFO] [stderr]   Downloaded crossterm_screen v0.2.5
[INFO] [stderr]   Downloaded crossterm_input v0.3.9
[INFO] [stderr]   Downloaded crossterm_style v0.3.3
[INFO] [stderr]   Downloaded crossterm v0.9.6
[INFO] [stderr]   Downloaded minreq v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2e926426a0aa63547ab939e92dc1f2d7816cbde1804f876342d7691a5bad7594
[INFO] running `Command { std: "docker" "start" "-a" "2e926426a0aa63547ab939e92dc1f2d7816cbde1804f876342d7691a5bad7594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e926426a0aa63547ab939e92dc1f2d7816cbde1804f876342d7691a5bad7594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e926426a0aa63547ab939e92dc1f2d7816cbde1804f876342d7691a5bad7594", kill_on_drop: false }`
[INFO] [stdout] 2e926426a0aa63547ab939e92dc1f2d7816cbde1804f876342d7691a5bad7594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5d9c38d9706dda3a8f9507391b8bab232c9bafb04c6167f4e7e8d652b1f0c33d
[INFO] running `Command { std: "docker" "start" "-a" "5d9c38d9706dda3a8f9507391b8bab232c9bafb04c6167f4e7e8d652b1f0c33d", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking crossterm v0.9.6
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking minreq v1.4.1
[INFO] [stderr]     Checking sefr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:322:56
[INFO] [stdout]     |
[INFO] [stdout] 322 | fn fetch_suggs(url: String) -> Result<Suggestions, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 322 | fn fetch_suggs(url: String) -> Result<Suggestions, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:322:56
[INFO] [stdout]     |
[INFO] [stdout] 322 | fn fetch_suggs(url: String) -> Result<Suggestions, Box<std::error::Error>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 322 | fn fetch_suggs(url: String) -> Result<Suggestions, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/engine.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn to_short(&self) -> ShortPrompt {
[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] 88 |     pub fn to_short(&self) -> ShortPrompt<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/engine.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn to_short(&self) -> ShortPrompt {
[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] 88 |     pub fn to_short(&self) -> ShortPrompt<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.09s
[INFO] running `Command { std: "docker" "inspect" "5d9c38d9706dda3a8f9507391b8bab232c9bafb04c6167f4e7e8d652b1f0c33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9c38d9706dda3a8f9507391b8bab232c9bafb04c6167f4e7e8d652b1f0c33d", kill_on_drop: false }`
[INFO] [stdout] 5d9c38d9706dda3a8f9507391b8bab232c9bafb04c6167f4e7e8d652b1f0c33d