[INFO] updating cached repository https://github.com/akalman/ssm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad9a9e966a5ee4fa33e15811e57c41eb751fe91a
[INFO] checking akalman/ssm against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalman%2Fssm" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akalman/ssm on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/akalman/ssm
[INFO] finished tweaking git repo https://github.com/akalman/ssm
[INFO] tweaked toml for git repo https://github.com/akalman/ssm written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/akalman/ssm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b901c86070df9b02013b6ff0a7a0db610e58bbbb3110b6dacc2f688f664f091f
[INFO] running `"docker" "start" "-a" "b901c86070df9b02013b6ff0a7a0db610e58bbbb3110b6dacc2f688f664f091f"`
[INFO] [stderr]     Checking ssm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:48:18
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let groups = try!(fs::read_dir(path));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let group = try!(group_listing);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         try!(parse_group_folder(group));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:60:26
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let group_metadata = try!(group.metadata());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let songs = try!(fs::read_dir(group.path()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let song = try!(song_listing);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let args: Args = Docopt::new(USAGE)
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:48:18
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let groups = try!(fs::read_dir(path));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let group = try!(group_listing);
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         try!(parse_group_folder(group));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:60:26
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let group_metadata = try!(group.metadata());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:65:17
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let songs = try!(fs::read_dir(group.path()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let song = try!(song_listing);
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/simfile_parser.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stderr]   |                          ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Simfile`
[INFO] [stderr]  --> src/simfile.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Simfile<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileNoteset`
[INFO] [stderr]   --> src/simfile.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct SimfileNoteset<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileMeasure`
[INFO] [stderr]   --> src/simfile.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct SimfileMeasure<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileBeat`
[INFO] [stderr]   --> src/simfile.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct SimfileBeat {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileNote`
[INFO] [stderr]   --> src/simfile.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct SimfileNote {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_simfile`
[INFO] [stderr]  --> src/simfile_parser.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let args: Args = Docopt::new(USAGE)
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]  --> src/simfile_parser.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stderr]   |                          ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Simfile`
[INFO] [stderr]  --> src/simfile.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Simfile<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileNoteset`
[INFO] [stderr]   --> src/simfile.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct SimfileNoteset<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileMeasure`
[INFO] [stderr]   --> src/simfile.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct SimfileMeasure<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileBeat`
[INFO] [stderr]   --> src/simfile.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct SimfileBeat {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SimfileNote`
[INFO] [stderr]   --> src/simfile.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct SimfileNote {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_simfile`
[INFO] [stderr]  --> src/simfile_parser.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "b901c86070df9b02013b6ff0a7a0db610e58bbbb3110b6dacc2f688f664f091f"`
[INFO] running `"docker" "rm" "-f" "b901c86070df9b02013b6ff0a7a0db610e58bbbb3110b6dacc2f688f664f091f"`
[INFO] [stdout] b901c86070df9b02013b6ff0a7a0db610e58bbbb3110b6dacc2f688f664f091f