[INFO] updating cached repository https://github.com/methodin/txtof
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59d0fce3ad85e442e167633cff9778cbcdef438a
[INFO] checking methodin/txtof against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmethodin%2Ftxtof" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/methodin/txtof on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/methodin/txtof
[INFO] finished tweaking git repo https://github.com/methodin/txtof
[INFO] tweaked toml for git repo https://github.com/methodin/txtof written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/methodin/txtof already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "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] e4ba98f57093a3cee5cdcd8cfffdb033866b9c9c139a47d7a5ea2b7e35f22905
[INFO] running `"docker" "start" "-a" "e4ba98f57093a3cee5cdcd8cfffdb033866b9c9c139a47d7a5ea2b7e35f22905"`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking handlebars v0.27.0
[INFO] [stderr]     Checking txtof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:432:25
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     let mut row = page.get_current_row();
[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/main.rs:432:25
[INFO] [stderr]     |
[INFO] [stderr] 432 |                     let mut row = page.get_current_row();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 15.33s
[INFO] running `"docker" "inspect" "e4ba98f57093a3cee5cdcd8cfffdb033866b9c9c139a47d7a5ea2b7e35f22905"`
[INFO] running `"docker" "rm" "-f" "e4ba98f57093a3cee5cdcd8cfffdb033866b9c9c139a47d7a5ea2b7e35f22905"`
[INFO] [stdout] e4ba98f57093a3cee5cdcd8cfffdb033866b9c9c139a47d7a5ea2b7e35f22905