[INFO] fetching crate rocket_client 0.1.1...
[INFO] checking rocket_client-0.1.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate rocket_client 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rocket_client 0.1.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket_client 0.1.1
[INFO] finished tweaking crates.io crate rocket_client 0.1.1
[INFO] tweaked toml for crates.io crate rocket_client 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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] 2f7a8e29316560991250a2d3eebee114d0e476e447c6535f8844e5362ae654e9
[INFO] running `Command { std: "docker" "start" "-a" "2f7a8e29316560991250a2d3eebee114d0e476e447c6535f8844e5362ae654e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f7a8e29316560991250a2d3eebee114d0e476e447c6535f8844e5362ae654e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7a8e29316560991250a2d3eebee114d0e476e447c6535f8844e5362ae654e9", kill_on_drop: false }`
[INFO] [stdout] 2f7a8e29316560991250a2d3eebee114d0e476e447c6535f8844e5362ae654e9
[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=forbid" "-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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd4315fcfae3463fc3bb8d1d5bd64518387f7463ca74707df153cd4070721487
[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" "fd4315fcfae3463fc3bb8d1d5bd64518387f7463ca74707df153cd4070721487", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v0.4.5
[INFO] [stderr]     Checking rocket_sync v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking rocket_client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:57
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(address: &str) -> Result<SyncClient, Box<Error>> {
[INFO] [stdout]    |                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:79
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn update(&mut self, mut device: &mut SyncDevice) -> Result<bool, Box<Error>> {
[INFO] [stdout]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:160:71
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn send_row(&mut self, device: &SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn send_track_names(&mut self, track_names: &Vec<String>) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:196:85
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn handle_set_key_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:241:85
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn handle_del_key_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:273:85
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn handle_set_row_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:293:83
[INFO] [stdout]     |
[INFO] [stdout] 293 |     pub fn handle_pause_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> src/lib.rs:304:28
[INFO] [stdout]     |
[INFO] [stdout] 304 |         device.is_paused = { buf[0] == 1 };
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:39:57
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(address: &str) -> Result<SyncClient, Box<Error>> {
[INFO] [stdout]    |                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:79
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn update(&mut self, mut device: &mut SyncDevice) -> Result<bool, Box<Error>> {
[INFO] [stdout]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:160:71
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn send_row(&mut self, device: &SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn send_track_names(&mut self, track_names: &Vec<String>) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:196:85
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn handle_set_key_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:241:85
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn handle_del_key_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:273:85
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn handle_set_row_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:293:83
[INFO] [stdout]     |
[INFO] [stdout] 293 |     pub fn handle_pause_cmd(&mut self, device: &mut SyncDevice) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> src/lib.rs:304:28
[INFO] [stdout]     |
[INFO] [stdout] 304 |         device.is_paused = { buf[0] == 1 };
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.99s
[INFO] running `Command { std: "docker" "inspect" "fd4315fcfae3463fc3bb8d1d5bd64518387f7463ca74707df153cd4070721487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4315fcfae3463fc3bb8d1d5bd64518387f7463ca74707df153cd4070721487", kill_on_drop: false }`
[INFO] [stdout] fd4315fcfae3463fc3bb8d1d5bd64518387f7463ca74707df153cd4070721487