[INFO] updating cached repository SCAII/Sky-install
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SCAII/Sky-install
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SCAII/Sky-install" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/SCAII/Sky-install"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/SCAII/Sky-install'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SCAII/Sky-install" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/SCAII/Sky-install"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/SCAII/Sky-install'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a7b04b26676983ab88580624b43f3114e4c36606
[INFO] sha for GitHub repo SCAII/Sky-install: a7b04b26676983ab88580624b43f3114e4c36606
[INFO] validating manifest of SCAII/Sky-install on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SCAII/Sky-install on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SCAII/Sky-install
[INFO] finished frobbing SCAII/Sky-install
[INFO] frobbed toml for SCAII/Sky-install written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/SCAII/Sky-install/Cargo.toml
[INFO] started frobbing SCAII/Sky-install
[INFO] finished frobbing SCAII/Sky-install
[INFO] frobbed toml for SCAII/Sky-install written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/SCAII/Sky-install/Cargo.toml
[INFO] crate SCAII/Sky-install already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking SCAII/Sky-install against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/SCAII/Sky-install:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3a32dd6dff99fd3cf8a16c3e735d5dc511684a7b9510f8ae47f228fe6a8eba12
[INFO] running `"docker" "start" "-a" "3a32dd6dff99fd3cf8a16c3e735d5dc511684a7b9510f8ae47f228fe6a8eba12"`
[INFO] [stderr]    Compiling openssl-sys v0.9.25
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]     Checking curl v0.4.11
[INFO] [stderr]     Checking git2 v0.6.11
[INFO] [stderr]     Checking sky-install v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> src/platform/linux.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/platform/linux.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::fs;
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `copy_built_core`
[INFO] [stderr]   --> src/platform/unix.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | use os_specific::{run_command, copy_built_core};
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::git2::Repository`
[INFO] [stderr]   --> src/platform/unix.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use self::git2::Repository;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::git2::Repository`
[INFO] [stderr]   --> src/platform/unix.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     use self::git2::Repository;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main.rs:352:35
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let result: Option<PathBuf> = env::home_dir();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Path`
[INFO] [stderr]  --> src/platform/linux.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/platform/linux.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::fs;
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `copy_built_core`
[INFO] [stderr]   --> src/platform/unix.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | use os_specific::{run_command, copy_built_core};
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::git2::Repository`
[INFO] [stderr]   --> src/platform/unix.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use self::git2::Repository;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::git2::Repository`
[INFO] [stderr]   --> src/platform/unix.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     use self::git2::Repository;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main.rs:352:35
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let result: Option<PathBuf> = env::home_dir();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `copy_built_rts`
[INFO] [stderr]  --> src/platform/linux.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn copy_built_rts(source_dir: PathBuf, target: PathBuf) -> Result<(), Box<Error>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_sky_rts`
[INFO] [stderr]   --> src/platform/unix.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn get_sky_rts(install_dir: PathBuf, command_args: &Args) -> Result<(), Box<Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:119:17
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 shallow_clean();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |             shallow_clean();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `copy_built_rts`
[INFO] [stderr]  --> src/platform/linux.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn copy_built_rts(source_dir: PathBuf, target: PathBuf) -> Result<(), Box<Error>> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_sky_rts`
[INFO] [stderr]   --> src/platform/unix.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn get_sky_rts(install_dir: PathBuf, command_args: &Args) -> Result<(), Box<Error>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:119:17
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 shallow_clean();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |             shallow_clean();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `"docker" "inspect" "3a32dd6dff99fd3cf8a16c3e735d5dc511684a7b9510f8ae47f228fe6a8eba12"`
[INFO] running `"docker" "rm" "-f" "3a32dd6dff99fd3cf8a16c3e735d5dc511684a7b9510f8ae47f228fe6a8eba12"`
[INFO] [stdout] 3a32dd6dff99fd3cf8a16c3e735d5dc511684a7b9510f8ae47f228fe6a8eba12