[INFO] fetching crate rocket_client 0.1.1...
[INFO] checking rocket_client-0.1.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate rocket_client 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rocket_client 0.1.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rocket_sync v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] de5ab4b765387e9a0f0248889c632ae6ed1cd90cf9569106dd196b942ca2e684
[INFO] running `Command { std: "docker" "start" "-a" "de5ab4b765387e9a0f0248889c632ae6ed1cd90cf9569106dd196b942ca2e684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de5ab4b765387e9a0f0248889c632ae6ed1cd90cf9569106dd196b942ca2e684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5ab4b765387e9a0f0248889c632ae6ed1cd90cf9569106dd196b942ca2e684", kill_on_drop: false }`
[INFO] [stdout] de5ab4b765387e9a0f0248889c632ae6ed1cd90cf9569106dd196b942ca2e684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--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] 3ccdd552a03d2950f95e6a4dfa8551b8dfd3935d3ec3f1bb833ae57741ab66ab
[INFO] running `Command { std: "docker" "start" "-a" "3ccdd552a03d2950f95e6a4dfa8551b8dfd3935d3ec3f1bb833ae57741ab66ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rocket_sync v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[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 8.97s
[INFO] running `Command { std: "docker" "inspect" "3ccdd552a03d2950f95e6a4dfa8551b8dfd3935d3ec3f1bb833ae57741ab66ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ccdd552a03d2950f95e6a4dfa8551b8dfd3935d3ec3f1bb833ae57741ab66ab", kill_on_drop: false }`
[INFO] [stdout] 3ccdd552a03d2950f95e6a4dfa8551b8dfd3935d3ec3f1bb833ae57741ab66ab