[INFO] fetching crate csz 0.2.0...
[INFO] checking csz-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate csz 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate csz 0.2.0
[INFO] finished tweaking crates.io crate csz 0.2.0
[INFO] tweaked toml for crates.io crate csz 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csz 0.2.0 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 csz 0.2.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4381c71671b3318a151363bb8a22544f014be3075aeb833f049d309c2aca555f
[INFO] running `Command { std: "docker" "start" "-a" "4381c71671b3318a151363bb8a22544f014be3075aeb833f049d309c2aca555f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4381c71671b3318a151363bb8a22544f014be3075aeb833f049d309c2aca555f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4381c71671b3318a151363bb8a22544f014be3075aeb833f049d309c2aca555f", kill_on_drop: false }`
[INFO] [stdout] 4381c71671b3318a151363bb8a22544f014be3075aeb833f049d309c2aca555f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd753ef8b5c669bc24390123e0c297078be360ada239fff0c484f2b994c77416
[INFO] running `Command { std: "docker" "start" "-a" "cd753ef8b5c669bc24390123e0c297078be360ada239fff0c484f2b994c77416", kill_on_drop: false }`
[INFO] [stderr]     Checking csz v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/array.rs:262:19
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn cursor(&mut self) -> Cursor {
[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] 262 |     pub fn cursor(&mut self) -> Cursor<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/array.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn append(&mut self) -> Cursor {
[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] 277 |     pub fn append(&mut self) -> Cursor<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/thin.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn bytes(&self) -> Bytes {
[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] 150 |     pub fn bytes(&self) -> Bytes<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/thin.rs:164:27
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn bytes_with_nul(&self) -> BytesWithNul {
[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] 164 |     pub fn bytes_with_nul(&self) -> BytesWithNul<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/array.rs:262:19
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn cursor(&mut self) -> Cursor {
[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] 262 |     pub fn cursor(&mut self) -> Cursor<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/array.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn append(&mut self) -> Cursor {
[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] 277 |     pub fn append(&mut self) -> Cursor<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/thin.rs:150:18
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn bytes(&self) -> Bytes {
[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] 150 |     pub fn bytes(&self) -> Bytes<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/thin.rs:164:27
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn bytes_with_nul(&self) -> BytesWithNul {
[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] 164 |     pub fn bytes_with_nul(&self) -> BytesWithNul<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "cd753ef8b5c669bc24390123e0c297078be360ada239fff0c484f2b994c77416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd753ef8b5c669bc24390123e0c297078be360ada239fff0c484f2b994c77416", kill_on_drop: false }`
[INFO] [stdout] cd753ef8b5c669bc24390123e0c297078be360ada239fff0c484f2b994c77416