[INFO] fetching crate gel-errors 0.5.4...
[INFO] checking gel-errors-0.5.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate gel-errors 0.5.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate gel-errors 0.5.4
[INFO] finished tweaking crates.io crate gel-errors 0.5.4
[INFO] tweaked toml for crates.io crate gel-errors 0.5.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gel-errors 0.5.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gel-errors 0.5.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b176d7d1b4fdc3904d7ce26b7ffc3a5b819666d8cc05cca15893af66bbb0c8f
[INFO] running `Command { std: "docker" "start" "-a" "2b176d7d1b4fdc3904d7ce26b7ffc3a5b819666d8cc05cca15893af66bbb0c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b176d7d1b4fdc3904d7ce26b7ffc3a5b819666d8cc05cca15893af66bbb0c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b176d7d1b4fdc3904d7ce26b7ffc3a5b819666d8cc05cca15893af66bbb0c8f", kill_on_drop: false }`
[INFO] [stdout] 2b176d7d1b4fdc3904d7ce26b7ffc3a5b819666d8cc05cca15893af66bbb0c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a767e0af243aa0480cdd9448376b79d83af84be1cee9a3cf435a5897c75ab71
[INFO] running `Command { std: "docker" "start" "-a" "2a767e0af243aa0480cdd9448376b79d83af84be1cee9a3cf435a5897c75ab71", kill_on_drop: false }`
[INFO] [stderr]     Checking gel-errors v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/error.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn chain(&self) -> Chain {
[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] 60 |     pub fn chain(&self) -> Chain<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/display.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn display_error(e: &Error, verbose: bool) -> DisplayError {
[INFO] [stdout]    |                         ^^^^^^                    ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn display_error(e: &Error, verbose: bool) -> DisplayError<'_> {
[INFO] [stdout]    |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/display.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn display_error_verbose(e: &Error) -> VerboseError {
[INFO] [stdout]    |                                 ^^^^^^     ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn display_error_verbose(e: &Error) -> VerboseError<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/error.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn chain(&self) -> Chain {
[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] 60 |     pub fn chain(&self) -> Chain<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/display.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn display_error(e: &Error, verbose: bool) -> DisplayError {
[INFO] [stdout]    |                         ^^^^^^                    ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn display_error(e: &Error, verbose: bool) -> DisplayError<'_> {
[INFO] [stdout]    |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/display.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn display_error_verbose(e: &Error) -> VerboseError {
[INFO] [stdout]    |                                 ^^^^^^     ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn display_error_verbose(e: &Error) -> VerboseError<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "2a767e0af243aa0480cdd9448376b79d83af84be1cee9a3cf435a5897c75ab71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a767e0af243aa0480cdd9448376b79d83af84be1cee9a3cf435a5897c75ab71", kill_on_drop: false }`
[INFO] [stdout] 2a767e0af243aa0480cdd9448376b79d83af84be1cee9a3cf435a5897c75ab71