[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-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkAzec%2Ffind_file" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kAzec/find_file on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-14/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-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6819b18a27e4406644b6830143797e047201ae27b6c6cbaaa76f8dc0aa1524b8
[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" "6819b18a27e4406644b6830143797e047201ae27b6c6cbaaa76f8dc0aa1524b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6819b18a27e4406644b6830143797e047201ae27b6c6cbaaa76f8dc0aa1524b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6819b18a27e4406644b6830143797e047201ae27b6c6cbaaa76f8dc0aa1524b8", kill_on_drop: false }`
[INFO] [stdout] 6819b18a27e4406644b6830143797e047201ae27b6c6cbaaa76f8dc0aa1524b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e440124c003bb61fd2ff23d00342fcea857ac92d826db93e4067f7892f0f392f
[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" "e440124c003bb61fd2ff23d00342fcea857ac92d826db93e4067f7892f0f392f", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 0.79s
[INFO] running `Command { std: "docker" "inspect" "e440124c003bb61fd2ff23d00342fcea857ac92d826db93e4067f7892f0f392f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e440124c003bb61fd2ff23d00342fcea857ac92d826db93e4067f7892f0f392f", kill_on_drop: false }`
[INFO] [stdout] e440124c003bb61fd2ff23d00342fcea857ac92d826db93e4067f7892f0f392f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70998c4ac9321a6198879635325aa21b8143cb66740d231e38ec26d1306cea2e
[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" "70998c4ac9321a6198879635325aa21b8143cb66740d231e38ec26d1306cea2e", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `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] [stderr]    Compiling find_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 0.98s
[INFO] running `Command { std: "docker" "inspect" "70998c4ac9321a6198879635325aa21b8143cb66740d231e38ec26d1306cea2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70998c4ac9321a6198879635325aa21b8143cb66740d231e38ec26d1306cea2e", kill_on_drop: false }`
[INFO] [stdout] 70998c4ac9321a6198879635325aa21b8143cb66740d231e38ec26d1306cea2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d7c8a76b5f364a8879874ee203d29eabe55f966fd858a897513d8cefe5517fd
[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" "0d7c8a76b5f364a8879874ee203d29eabe55f966fd858a897513d8cefe5517fd", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 associated function `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-da6f237c3d163f24
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests find_file
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d7c8a76b5f364a8879874ee203d29eabe55f966fd858a897513d8cefe5517fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7c8a76b5f364a8879874ee203d29eabe55f966fd858a897513d8cefe5517fd", kill_on_drop: false }`
[INFO] [stdout] 0d7c8a76b5f364a8879874ee203d29eabe55f966fd858a897513d8cefe5517fd