[INFO] fetching crate rust-texas 0.3.6...
[INFO] checking rust-texas-0.3.6 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rust-texas 0.3.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rust-texas 0.3.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rust-texas 0.3.6
[INFO] tweaked toml for crates.io crate rust-texas 0.3.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-texas 0.3.6 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 rust-texas 0.3.6 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] [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a1b77146e7940b106ab5e93046c1261f66cb1d5288a36f13cd270007715e3a
[INFO] running `Command { std: "docker" "start" "-a" "23a1b77146e7940b106ab5e93046c1261f66cb1d5288a36f13cd270007715e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a1b77146e7940b106ab5e93046c1261f66cb1d5288a36f13cd270007715e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a1b77146e7940b106ab5e93046c1261f66cb1d5288a36f13cd270007715e3a", kill_on_drop: false }`
[INFO] [stdout] 23a1b77146e7940b106ab5e93046c1261f66cb1d5288a36f13cd270007715e3a
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1da232542e65c913a2e60cb35f46092f46288e1ddf24dcf53ec0a25a01f2c94
[INFO] running `Command { std: "docker" "start" "-a" "c1da232542e65c913a2e60cb35f46092f46288e1ddf24dcf53ec0a25a01f2c94", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking rust-texas v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `read_to_string`
[INFO] [stdout]  --> src/component/textchunk.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{read_to_string, File},
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read_to_string`
[INFO] [stdout]  --> src/component/textchunk.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs::{read_to_string, File},
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "c1da232542e65c913a2e60cb35f46092f46288e1ddf24dcf53ec0a25a01f2c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1da232542e65c913a2e60cb35f46092f46288e1ddf24dcf53ec0a25a01f2c94", kill_on_drop: false }`
[INFO] [stdout] c1da232542e65c913a2e60cb35f46092f46288e1ddf24dcf53ec0a25a01f2c94