[INFO] fetching crate readpassphrase-sys 0.1.0...
[INFO] checking readpassphrase-sys-0.1.0 against master#9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a for pr-138458
[INFO] extracting crate readpassphrase-sys 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate readpassphrase-sys 0.1.0 on toolchain 9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readpassphrase-sys 0.1.0
[INFO] finished tweaking crates.io crate readpassphrase-sys 0.1.0
[INFO] tweaked toml for crates.io crate readpassphrase-sys 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5df254b67221eafbe10893e9077406fba34afb016f41036930ec301e9defcb00
[INFO] running `Command { std: "docker" "start" "-a" "5df254b67221eafbe10893e9077406fba34afb016f41036930ec301e9defcb00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df254b67221eafbe10893e9077406fba34afb016f41036930ec301e9defcb00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df254b67221eafbe10893e9077406fba34afb016f41036930ec301e9defcb00", kill_on_drop: false }`
[INFO] [stdout] 5df254b67221eafbe10893e9077406fba34afb016f41036930ec301e9defcb00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ed45c23685585850de3000e5093bfc34f22b2e8d3f655fd25a8565f6fa42011
[INFO] running `Command { std: "docker" "start" "-a" "9ed45c23685585850de3000e5093bfc34f22b2e8d3f655fd25a8565f6fa42011", kill_on_drop: false }`
[INFO] [stderr]     Checking readpassphrase-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / /// Supply a prompt to and read password from `/dev/tty`
[INFO] [stdout] 29 | | ///
[INFO] [stdout] 30 | | /// From `readpassphrase(3)`:
[INFO] [stdout] 31 | | ///
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | | /// state is restored and a null pointer is returned.
[INFO] [stdout] 63 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout] 64 | / extern "C" {
[INFO] [stdout] 65 | |     pub fn readpassphrase(_prompt: *const c_char, _buf: *mut c_char, _bufsiz: usize, _flags: c_int) -> *mut c_char;
[INFO] [stdout] 66 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / /// Supply a prompt to and read password from `/dev/tty`
[INFO] [stdout] 29 | | ///
[INFO] [stdout] 30 | | /// From `readpassphrase(3)`:
[INFO] [stdout] 31 | | ///
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | | /// state is restored and a null pointer is returned.
[INFO] [stdout] 63 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout] 64 | / extern "C" {
[INFO] [stdout] 65 | |     pub fn readpassphrase(_prompt: *const c_char, _buf: *mut c_char, _bufsiz: usize, _flags: c_int) -> *mut c_char;
[INFO] [stdout] 66 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "9ed45c23685585850de3000e5093bfc34f22b2e8d3f655fd25a8565f6fa42011", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed45c23685585850de3000e5093bfc34f22b2e8d3f655fd25a8565f6fa42011", kill_on_drop: false }`
[INFO] [stdout] 9ed45c23685585850de3000e5093bfc34f22b2e8d3f655fd25a8565f6fa42011