[INFO] cloning repository https://github.com/jriffs/first-file-explorer-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jriffs/first-file-explorer-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjriffs%2Ffirst-file-explorer-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjriffs%2Ffirst-file-explorer-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 421424d993b63c6f37cab5b97f7d61df9c1488ac
[INFO] checking jriffs/first-file-explorer-project against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjriffs%2Ffirst-file-explorer-project" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jriffs/first-file-explorer-project on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jriffs/first-file-explorer-project
[INFO] finished tweaking git repo https://github.com/jriffs/first-file-explorer-project
[INFO] tweaked toml for git repo https://github.com/jriffs/first-file-explorer-project written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jriffs/first-file-explorer-project 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3598990fb2a86f9d4bb2c4ca400dee82d1a1cef4edaff41ebe942cfe92d5f9d8
[INFO] running `Command { std: "docker" "start" "-a" "3598990fb2a86f9d4bb2c4ca400dee82d1a1cef4edaff41ebe942cfe92d5f9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3598990fb2a86f9d4bb2c4ca400dee82d1a1cef4edaff41ebe942cfe92d5f9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3598990fb2a86f9d4bb2c4ca400dee82d1a1cef4edaff41ebe942cfe92d5f9d8", kill_on_drop: false }`
[INFO] [stdout] 3598990fb2a86f9d4bb2c4ca400dee82d1a1cef4edaff41ebe942cfe92d5f9d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3784344696e44219259ff56dd92598afd20d2a701acdaeb1a21827d3c8edf264
[INFO] running `Command { std: "docker" "start" "-a" "3784344696e44219259ff56dd92598afd20d2a701acdaeb1a21827d3c8edf264", kill_on_drop: false }`
[INFO] [stderr]     Checking first-file-explorer-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<'a> CliParams<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 18 |     fn build(args: &'a [String]) -> Result<CliParams, &'static str> {
[INFO] [stdout]    |                                            ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<'a> CliParams<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 18 |     fn build(args: &'a [String]) -> Result<CliParams, &'static str> {
[INFO] [stdout]    |                                            ^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "3784344696e44219259ff56dd92598afd20d2a701acdaeb1a21827d3c8edf264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3784344696e44219259ff56dd92598afd20d2a701acdaeb1a21827d3c8edf264", kill_on_drop: false }`
[INFO] [stdout] 3784344696e44219259ff56dd92598afd20d2a701acdaeb1a21827d3c8edf264