[INFO] cloning repository https://github.com/kAzec/find_file
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kAzec/find_file" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkAzec%2Ffind_file", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkAzec%2Ffind_file'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8580f12d139aeadef9a823545caa3164df433833
[INFO] testing kAzec/find_file against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkAzec%2Ffind_file" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kAzec/find_file on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kAzec/find_file
[INFO] finished tweaking git repo https://github.com/kAzec/find_file
[INFO] tweaked toml for git repo https://github.com/kAzec/find_file written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kAzec/find_file already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] b3b23a2a9a617b749e400aa2bf89b9136357d8ac719e036d5de896b6e7628f34
[INFO] running `Command { std: "docker" "start" "-a" "b3b23a2a9a617b749e400aa2bf89b9136357d8ac719e036d5de896b6e7628f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b23a2a9a617b749e400aa2bf89b9136357d8ac719e036d5de896b6e7628f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b23a2a9a617b749e400aa2bf89b9136357d8ac719e036d5de896b6e7628f34", kill_on_drop: false }`
[INFO] [stdout] b3b23a2a9a617b749e400aa2bf89b9136357d8ac719e036d5de896b6e7628f34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53596b769da198e7a7bb30f6b2b0dc99d1df9fa8a01301e3318f3d6d535f115c
[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" "53596b769da198e7a7bb30f6b2b0dc99d1df9fa8a01301e3318f3d6d535f115c", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if result.is_ok() && try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir() {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         if result.is_ok() && !(try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir()) {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:30
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     let entry = try!(entry);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:145:18
[INFO] [stdout]     |
[INFO] [stdout] 145 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "53596b769da198e7a7bb30f6b2b0dc99d1df9fa8a01301e3318f3d6d535f115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53596b769da198e7a7bb30f6b2b0dc99d1df9fa8a01301e3318f3d6d535f115c", kill_on_drop: false }`
[INFO] [stdout] 53596b769da198e7a7bb30f6b2b0dc99d1df9fa8a01301e3318f3d6d535f115c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d91a44d8f207e23760b9d6c5b071c664b7e037b8a07c58cc08bd4f8b0555f52b
[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" "d91a44d8f207e23760b9d6c5b071c664b7e037b8a07c58cc08bd4f8b0555f52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if result.is_ok() && try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir() {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         if result.is_ok() && !(try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir()) {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:30
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     let entry = try!(entry);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:145:18
[INFO] [stdout]     |
[INFO] [stdout] 145 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if result.is_ok() && try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir() {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         if result.is_ok() && !(try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir()) {
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:30
[INFO] [stdout]     |
[INFO] [stdout] 126 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     let entry = try!(entry);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:145:18
[INFO] [stdout]     |
[INFO] [stdout] 145 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let entry = try!(entry);
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "d91a44d8f207e23760b9d6c5b071c664b7e037b8a07c58cc08bd4f8b0555f52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91a44d8f207e23760b9d6c5b071c664b7e037b8a07c58cc08bd4f8b0555f52b", kill_on_drop: false }`
[INFO] [stdout] d91a44d8f207e23760b9d6c5b071c664b7e037b8a07c58cc08bd4f8b0555f52b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9b8d493d0403392ba08c1939d47d3b9959f21026c8dd5785b2ca431958c7bf6
[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" "e9b8d493d0403392ba08c1939d47d3b9959f21026c8dd5785b2ca431958c7bf6", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:103:24
[INFO] [stderr]     |
[INFO] [stderr] 103 |         if result.is_ok() && try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir() {
[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/lib.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |         if result.is_ok() && !(try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir()) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:30
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:127:33
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     let entry = try!(entry);
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:145:18
[INFO] [stderr]     |
[INFO] [stderr] 145 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:146:21
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let entry = try!(entry);
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:103:24
[INFO] [stderr]     |
[INFO] [stderr] 103 |         if result.is_ok() && try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir() {
[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/lib.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |         if result.is_ok() && !(try!(fs::metadata(result.as_ref().unwrap().as_path())).is_dir()) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:30
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:127:33
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     let entry = try!(entry);
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     if try!(fs::metadata(&entry_path)).is_dir() {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:145:18
[INFO] [stderr]     |
[INFO] [stderr] 145 |     for entry in try!(fs::read_dir(path)) {
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:146:21
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let entry = try!(entry);
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::IO(ref io_err) => ::std::error::Error::description(io_err),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find_file-e2ef2b8f641c1c0b
[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] [stderr]    Doc-tests find_file
[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" "e9b8d493d0403392ba08c1939d47d3b9959f21026c8dd5785b2ca431958c7bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b8d493d0403392ba08c1939d47d3b9959f21026c8dd5785b2ca431958c7bf6", kill_on_drop: false }`
[INFO] [stdout] e9b8d493d0403392ba08c1939d47d3b9959f21026c8dd5785b2ca431958c7bf6