[INFO] fetching crate throttle-timer 1.0.0...
[INFO] checking throttle-timer-1.0.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate throttle-timer 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate throttle-timer 1.0.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate throttle-timer 1.0.0
[INFO] finished tweaking crates.io crate throttle-timer 1.0.0
[INFO] tweaked toml for crates.io crate throttle-timer 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b71de10f567abba057800b0db4fee121e94bfb1c43558efa908f664e68ff2794
[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" "b71de10f567abba057800b0db4fee121e94bfb1c43558efa908f664e68ff2794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b71de10f567abba057800b0db4fee121e94bfb1c43558efa908f664e68ff2794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71de10f567abba057800b0db4fee121e94bfb1c43558efa908f664e68ff2794", kill_on_drop: false }`
[INFO] [stdout] b71de10f567abba057800b0db4fee121e94bfb1c43558efa908f664e68ff2794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38ff190b80873df0c515692a56ef08fe87a75324ac9d59473ce934deea57a790
[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" "38ff190b80873df0c515692a56ef08fe87a75324ac9d59473ce934deea57a790", kill_on_drop: false }`
[INFO] [stderr]     Checking throttle-timer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 | /                 (self.max_frequency
[INFO] [stdout] 97 | |                     - Instant::now()
[INFO] [stdout] 98 | |                         .duration_since(last_time)
[INFO] [stdout] 99 | |                         .min(self.max_frequency))
[INFO] [stdout]    | |_________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 self.max_frequency
[INFO] [stdout] 97 |                     - Instant::now()
[INFO] [stdout] 98 |                         .duration_since(last_time)
[INFO] [stdout] 99 |                         .min(self.max_frequency)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:53
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn run_throttle_cb(&mut self, success: &mut FnMut(), throttled: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                     ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[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:129:78
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn run_throttle_cb(&mut self, success: &mut FnMut(), throttled: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                                              ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:41
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn run(&mut self, success: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                         ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:46
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn run_wait(&mut self, success: &mut FnMut()) {
[INFO] [stdout]     |                                              ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:156:50
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn run_with_msg(&mut self, success: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                  ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 | /                 (self.max_frequency
[INFO] [stdout] 97 | |                     - Instant::now()
[INFO] [stdout] 98 | |                         .duration_since(last_time)
[INFO] [stdout] 99 | |                         .min(self.max_frequency))
[INFO] [stdout]    | |_________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 self.max_frequency
[INFO] [stdout] 97 |                     - Instant::now()
[INFO] [stdout] 98 |                         .duration_since(last_time)
[INFO] [stdout] 99 |                         .min(self.max_frequency)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:53
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn run_throttle_cb(&mut self, success: &mut FnMut(), throttled: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                     ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[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:129:78
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn run_throttle_cb(&mut self, success: &mut FnMut(), throttled: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                                              ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:41
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn run(&mut self, success: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                         ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:150:46
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn run_wait(&mut self, success: &mut FnMut()) {
[INFO] [stdout]     |                                              ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:156:50
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn run_with_msg(&mut self, success: &mut FnMut()) -> bool {
[INFO] [stdout]     |                                                  ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "38ff190b80873df0c515692a56ef08fe87a75324ac9d59473ce934deea57a790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ff190b80873df0c515692a56ef08fe87a75324ac9d59473ce934deea57a790", kill_on_drop: false }`
[INFO] [stdout] 38ff190b80873df0c515692a56ef08fe87a75324ac9d59473ce934deea57a790