[INFO] cloning repository Havvy/nox-rs [INFO] running `"git" "clone" "--bare" "git://github.com/Havvy/nox-rs.git" "work/cache/sources/gh/Havvy/nox-rs"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Havvy/nox-rs'... [INFO] running `"git" "clone" "work/cache/sources/gh/Havvy/nox-rs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Havvy/nox-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Havvy/nox-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Havvy/nox-rs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Havvy/nox-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Havvy/nox-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f402bcc5867ddc44f25357ce3e73ce3fd59329e5 [INFO] sha for GitHub repo Havvy/nox-rs: f402bcc5867ddc44f25357ce3e73ce3fd59329e5 [INFO] validating manifest of Havvy/nox-rs on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Havvy/nox-rs on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Havvy/nox-rs [INFO] finished frobbing Havvy/nox-rs [INFO] frobbed toml for Havvy/nox-rs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Havvy/nox-rs/Cargo.toml [INFO] started frobbing Havvy/nox-rs [INFO] finished frobbing Havvy/nox-rs [INFO] frobbed toml for Havvy/nox-rs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Havvy/nox-rs/Cargo.toml [INFO] crate Havvy/nox-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Havvy/nox-rs/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded argparse v0.1.3 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking Havvy/nox-rs against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Havvy/nox-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 75e0f698e4b946daefa88cd2f0ed24905c0517394cab3c32f0d476355e38dd2d [INFO] running `"docker" "start" "-a" "75e0f698e4b946daefa88cd2f0ed24905c0517394cab3c32f0d476355e38dd2d"` [INFO] [stderr] Checking ansi_term v0.6.3 [INFO] [stderr] Checking argparse v0.1.3 [INFO] [stderr] Checking nox v0.1.0 (/opt/crater/workdir) [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:221:5 [INFO] [stderr] | [INFO] [stderr] 221 | std::env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join [INFO] [stderr] --> src/main.rs:238:34 [INFO] [stderr] | [INFO] [stderr] 238 | format!("{{{}}}", middle.connect(", ")) [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:221:5 [INFO] [stderr] | [INFO] [stderr] 221 | std::env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join [INFO] [stderr] --> src/main.rs:238:34 [INFO] [stderr] | [INFO] [stderr] 238 | format!("{{{}}}", middle.connect(", ")) [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `MissingVersionIndicator` [INFO] [stderr] --> src/main.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | MissingVersionIndicator(PathBuf), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `NoxInstallRequest` [INFO] [stderr] --> src/main.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | type NoxInstallRequest = Result>, String>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:332:5 [INFO] [stderr] | [INFO] [stderr] 332 | install_command.output(); [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: variant is never constructed: `MissingVersionIndicator` [INFO] [stderr] --> src/main.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | MissingVersionIndicator(PathBuf), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `NoxInstallRequest` [INFO] [stderr] --> src/main.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | type NoxInstallRequest = Result>, String>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:332:5 [INFO] [stderr] | [INFO] [stderr] 332 | install_command.output(); [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 2.41s [INFO] running `"docker" "inspect" "75e0f698e4b946daefa88cd2f0ed24905c0517394cab3c32f0d476355e38dd2d"` [INFO] running `"docker" "rm" "-f" "75e0f698e4b946daefa88cd2f0ed24905c0517394cab3c32f0d476355e38dd2d"` [INFO] [stdout] 75e0f698e4b946daefa88cd2f0ed24905c0517394cab3c32f0d476355e38dd2d