[INFO] cloning repository https://github.com/jlandahl/x-rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlandahl/x-rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlandahl%2Fx-rust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlandahl%2Fx-rust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e84e52ff601240a29869a96092e7ba862875925
[INFO] checking jlandahl/x-rust-examples against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlandahl%2Fx-rust-examples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jlandahl/x-rust-examples
[INFO] finished tweaking git repo https://github.com/jlandahl/x-rust-examples
[INFO] tweaked toml for git repo https://github.com/jlandahl/x-rust-examples written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jlandahl/x-rust-examples on toolchain 987a165cfab916796a8315782b83ac460a651ce2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jlandahl/x-rust-examples 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" "+987a165cfab916796a8315782b83ac460a651ce2" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b82ccf5709f5b84729623e98a00526a2a161a739bef98cfde15440d9ac6b7dca
[INFO] running `Command { std: "docker" "start" "-a" "b82ccf5709f5b84729623e98a00526a2a161a739bef98cfde15440d9ac6b7dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82ccf5709f5b84729623e98a00526a2a161a739bef98cfde15440d9ac6b7dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82ccf5709f5b84729623e98a00526a2a161a739bef98cfde15440d9ac6b7dca", kill_on_drop: false }`
[INFO] [stdout] b82ccf5709f5b84729623e98a00526a2a161a739bef98cfde15440d9ac6b7dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d406e0c5de18aabb24df5b559795e73a9b9b1be16da83c009b7f037fc51083cb
[INFO] running `Command { std: "docker" "start" "-a" "d406e0c5de18aabb24df5b559795e73a9b9b1be16da83c009b7f037fc51083cb", kill_on_drop: false }`
[INFO] [stderr]     Checking x-rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct User {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 7 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct User {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 7 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_users_functional` is never used
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn process_users_functional() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_users_functional` is never used
[INFO] [stdout]   --> src/main.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn process_users_functional() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "d406e0c5de18aabb24df5b559795e73a9b9b1be16da83c009b7f037fc51083cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d406e0c5de18aabb24df5b559795e73a9b9b1be16da83c009b7f037fc51083cb", kill_on_drop: false }`
[INFO] [stdout] d406e0c5de18aabb24df5b559795e73a9b9b1be16da83c009b7f037fc51083cb
