[INFO] cloning repository https://github.com/yusdacra/smorth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yusdacra/smorth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fsmorth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fsmorth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 947765bdbf01931478e7d4ff55e4153c7e12e271
[INFO] checking yusdacra/smorth against try#b946edaa85de45f124065f52b1bc55ba2fb4f9fb for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusdacra%2Fsmorth" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yusdacra/smorth
[INFO] finished tweaking git repo https://github.com/yusdacra/smorth
[INFO] tweaked toml for git repo https://github.com/yusdacra/smorth written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yusdacra/smorth on toolchain b946edaa85de45f124065f52b1bc55ba2fb4f9fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yusdacra/smorth 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" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784
[INFO] running `Command { std: "docker" "start" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking smartstring v0.2.6
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]     Checking core2 v0.3.0-alpha.1 (https://github.com/bbqsrc/core2.git#4072d2a0)
[INFO] [stderr]     Checking hashbrown v0.11.1
[INFO] [stderr]     Checking smorth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `read_buf` is never read
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct State {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     read_buf: ReadBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[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 3.02s
[INFO] [stdout] warning: field `read_buf` is never read
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct State {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     read_buf: ReadBuf,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `State` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784", kill_on_drop: false }`
[INFO] [stdout] f277e85c4b8b46037aa2de6c1d33a1deb3197b81cf5f1c91ab4a8cd3e72d1784
