[INFO] cloning repository https://github.com/nguyenvukhang/latext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nguyenvukhang/latext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Flatext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Flatext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] daacb647f95cd9b69a56d933e8dec0b466818e67
[INFO] checking nguyenvukhang/latext against try#f70ee28831acc074c109afab32d287057c3eca46 for pr-149389
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Flatext" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nguyenvukhang/latext
[INFO] finished tweaking git repo https://github.com/nguyenvukhang/latext
[INFO] tweaked toml for git repo https://github.com/nguyenvukhang/latext written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nguyenvukhang/latext on toolchain f70ee28831acc074c109afab32d287057c3eca46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nguyenvukhang/latext 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" "+f70ee28831acc074c109afab32d287057c3eca46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5cd5fcd75a857f62d0546eeefbbce963fcc62bdcef5a55875360c412772f903
[INFO] running `Command { std: "docker" "start" "-a" "c5cd5fcd75a857f62d0546eeefbbce963fcc62bdcef5a55875360c412772f903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5cd5fcd75a857f62d0546eeefbbce963fcc62bdcef5a55875360c412772f903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5cd5fcd75a857f62d0546eeefbbce963fcc62bdcef5a55875360c412772f903", kill_on_drop: false }`
[INFO] [stdout] c5cd5fcd75a857f62d0546eeefbbce963fcc62bdcef5a55875360c412772f903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7995041f6bd15f2c1b29df946faddfb682408643f38b8176a786059aeacef70
[INFO] running `Command { std: "docker" "start" "-a" "e7995041f6bd15f2c1b29df946faddfb682408643f38b8176a786059aeacef70", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking latext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `replace`
[INFO] [stdout]  --> src/latex.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::transform::{replace, transform};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `replace`
[INFO] [stdout]  --> src/latex.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::transform::{replace, transform};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace` is never used
[INFO] [stdout]   --> src/transform.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn replace(line: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace` is never used
[INFO] [stdout]   --> src/transform.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn replace(line: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "e7995041f6bd15f2c1b29df946faddfb682408643f38b8176a786059aeacef70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7995041f6bd15f2c1b29df946faddfb682408643f38b8176a786059aeacef70", kill_on_drop: false }`
[INFO] [stdout] e7995041f6bd15f2c1b29df946faddfb682408643f38b8176a786059aeacef70