[INFO] fetching crate redox_installer 0.2.5...
[INFO] checking redox_installer-0.2.5 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate redox_installer 0.2.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate redox_installer 0.2.5 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate redox_installer 0.2.5
[INFO] finished tweaking crates.io crate redox_installer 0.2.5
[INFO] tweaked toml for crates.io crate redox_installer 0.2.5 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate redox_installer 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc392ec2a452a0bbddde84e3782d62be19a77066faa660c01918269c08cc4631
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bc392ec2a452a0bbddde84e3782d62be19a77066faa660c01918269c08cc4631"`
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling redox_pkgutils v0.1.5
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking bidir-map v0.6.0
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]     Checking arg_parser v0.1.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking termion v1.5.4
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking pbr v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking blake2b_simd v0.5.9
[INFO] [stderr]     Checking redox_liner v0.5.1
[INFO] [stderr]     Checking rust-argon2 v0.6.0
[INFO] [stderr]     Checking redoxfs v0.3.7
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking redox_installer v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `unwrap_or_prompt`
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn unwrap_or_prompt<T: FromStr>(option: Option<T>, context: &mut liner::Context, prompt: &str) -> Result<T> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unwrap_or_prompt`
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn unwrap_or_prompt<T: FromStr>(option: Option<T>, context: &mut liner::Context, prompt: &str) -> Result<T> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/bin/installer_tui.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             dir_files(path_trimmed, files);
[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/bin/installer_tui.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             dir_files(path_trimmed, files);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 15.24s
[INFO] running `"docker" "inspect" "bc392ec2a452a0bbddde84e3782d62be19a77066faa660c01918269c08cc4631"`
[INFO] running `"docker" "rm" "-f" "bc392ec2a452a0bbddde84e3782d62be19a77066faa660c01918269c08cc4631"`
[INFO] [stdout] bc392ec2a452a0bbddde84e3782d62be19a77066faa660c01918269c08cc4631