[INFO] cloning repository https://github.com/akalman/ssm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akalman/ssm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalman%2Fssm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalman%2Fssm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad9a9e966a5ee4fa33e15811e57c41eb751fe91a
[INFO] testing akalman/ssm against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakalman%2Fssm" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akalman/ssm on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/akalman/ssm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f869f0094bb50d3d60d59c98e241f80f54239f76b3490aacb7d5f92cd0ff5e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5f869f0094bb50d3d60d59c98e241f80f54239f76b3490aacb7d5f92cd0ff5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f869f0094bb50d3d60d59c98e241f80f54239f76b3490aacb7d5f92cd0ff5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f869f0094bb50d3d60d59c98e241f80f54239f76b3490aacb7d5f92cd0ff5e8", kill_on_drop: false }`
[INFO] [stdout] 5f869f0094bb50d3d60d59c98e241f80f54239f76b3490aacb7d5f92cd0ff5e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9532d66ad4a476f98158aad28e01307c4e4431b07997d6236a4f7a7d87c3a7a2
[INFO] running `Command { std: "docker" "start" "-a" "9532d66ad4a476f98158aad28e01307c4e4431b07997d6236a4f7a7d87c3a7a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let groups = try!(fs::read_dir(path));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let group = try!(group_listing);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(parse_group_folder(group));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let group_metadata = try!(group.metadata());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let songs = try!(fs::read_dir(group.path()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let song = try!(song_listing);
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let args: Args = Docopt::new(USAGE)
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/simfile_parser.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stdout]   |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Simfile`
[INFO] [stdout]  --> src/simfile.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Simfile<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileNoteset`
[INFO] [stdout]   --> src/simfile.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct SimfileNoteset<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileMeasure`
[INFO] [stdout]   --> src/simfile.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SimfileMeasure<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileBeat`
[INFO] [stdout]   --> src/simfile.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct SimfileBeat {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileNote`
[INFO] [stdout]   --> src/simfile.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct SimfileNote {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_simfile`
[INFO] [stdout]  --> src/simfile_parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "9532d66ad4a476f98158aad28e01307c4e4431b07997d6236a4f7a7d87c3a7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9532d66ad4a476f98158aad28e01307c4e4431b07997d6236a4f7a7d87c3a7a2", kill_on_drop: false }`
[INFO] [stdout] 9532d66ad4a476f98158aad28e01307c4e4431b07997d6236a4f7a7d87c3a7a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76d5987c2bcc9e160f95755bdd243cd8d0dd29a1b893cc099e0b01c7b97d0cc6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "76d5987c2bcc9e160f95755bdd243cd8d0dd29a1b893cc099e0b01c7b97d0cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let groups = try!(fs::read_dir(path));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let group = try!(group_listing);
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(parse_group_folder(group));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let group_metadata = try!(group.metadata());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let songs = try!(fs::read_dir(group.path()));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let song = try!(song_listing);
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let args: Args = Docopt::new(USAGE)
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/simfile_parser.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stdout]   |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Simfile`
[INFO] [stdout]  --> src/simfile.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Simfile<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileNoteset`
[INFO] [stdout]   --> src/simfile.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct SimfileNoteset<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileMeasure`
[INFO] [stdout]   --> src/simfile.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SimfileMeasure<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileBeat`
[INFO] [stdout]   --> src/simfile.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct SimfileBeat {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SimfileNote`
[INFO] [stdout]   --> src/simfile.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct SimfileNote {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_simfile`
[INFO] [stdout]  --> src/simfile_parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "76d5987c2bcc9e160f95755bdd243cd8d0dd29a1b893cc099e0b01c7b97d0cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d5987c2bcc9e160f95755bdd243cd8d0dd29a1b893cc099e0b01c7b97d0cc6", kill_on_drop: false }`
[INFO] [stdout] 76d5987c2bcc9e160f95755bdd243cd8d0dd29a1b893cc099e0b01c7b97d0cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a8b547e28e2eb78d3fdbba79ff2b281ffcb2e054d4ec6244895b5776d6003e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a8b547e28e2eb78d3fdbba79ff2b281ffcb2e054d4ec6244895b5776d6003e3", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Simfile`
[INFO] [stderr]  --> src/simfile.rs:3:12
[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:24:12
[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:33:12
[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:38:12
[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:45:12
[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:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse_simfile<'a>(path: String) -> simfile::Simfile<'a> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ssm-ef6edfc1de8d5fd2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a8b547e28e2eb78d3fdbba79ff2b281ffcb2e054d4ec6244895b5776d6003e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8b547e28e2eb78d3fdbba79ff2b281ffcb2e054d4ec6244895b5776d6003e3", kill_on_drop: false }`
[INFO] [stdout] 0a8b547e28e2eb78d3fdbba79ff2b281ffcb2e054d4ec6244895b5776d6003e3