[INFO] fetching crate gazetta-render-ext 0.2.1...
[INFO] checking gazetta-render-ext-0.2.1 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate gazetta-render-ext 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate gazetta-render-ext 0.2.1 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gazetta-render-ext 0.2.1
[INFO] finished tweaking crates.io crate gazetta-render-ext 0.2.1
[INFO] tweaked toml for crates.io crate gazetta-render-ext 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gazetta-core v0.2.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d1e2ad05a2d29e7c4d88c09205b2931df9ea95c956f23b77de888c84246daa0
[INFO] running `"docker" "start" "-a" "4d1e2ad05a2d29e7c4d88c09205b2931df9ea95c956f23b77de888c84246daa0"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking horrorshow v0.6.6
[INFO] [stderr]     Checking gazetta-core v0.2.1
[INFO] [stderr]     Checking gazetta-render-ext v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/markdown.rs:104:30
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn render_once(mut self, mut tmpl: &mut TemplateBuffer) {
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/markdown.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn render_mut(&mut self, mut tmpl: &mut TemplateBuffer) {
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/markdown.rs:104:30
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn render_once(mut self, mut tmpl: &mut TemplateBuffer) {
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/markdown.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn render_mut(&mut self, mut tmpl: &mut TemplateBuffer) {
[INFO] [stderr]     |                              ----^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `"docker" "inspect" "4d1e2ad05a2d29e7c4d88c09205b2931df9ea95c956f23b77de888c84246daa0"`
[INFO] running `"docker" "rm" "-f" "4d1e2ad05a2d29e7c4d88c09205b2931df9ea95c956f23b77de888c84246daa0"`
[INFO] [stdout] 4d1e2ad05a2d29e7c4d88c09205b2931df9ea95c956f23b77de888c84246daa0