[INFO] fetching crate throttle-timer 1.0.0...
[INFO] checking throttle-timer-1.0.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate throttle-timer 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate throttle-timer 1.0.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c406658dcfe3caad5598fd837a0cf5df48038caeb5cc19533c6dd570b6f4ea40
[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" "c406658dcfe3caad5598fd837a0cf5df48038caeb5cc19533c6dd570b6f4ea40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c406658dcfe3caad5598fd837a0cf5df48038caeb5cc19533c6dd570b6f4ea40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c406658dcfe3caad5598fd837a0cf5df48038caeb5cc19533c6dd570b6f4ea40", kill_on_drop: false }`
[INFO] [stdout] c406658dcfe3caad5598fd837a0cf5df48038caeb5cc19533c6dd570b6f4ea40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 932e84f02bf26488195bc653786796290032a6bc876bbbe28a8da06ca6fdbd3e
[INFO] running `Command { std: "docker" "start" "-a" "932e84f02bf26488195bc653786796290032a6bc876bbbe28a8da06ca6fdbd3e", 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: 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "932e84f02bf26488195bc653786796290032a6bc876bbbe28a8da06ca6fdbd3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932e84f02bf26488195bc653786796290032a6bc876bbbe28a8da06ca6fdbd3e", kill_on_drop: false }`
[INFO] [stdout] 932e84f02bf26488195bc653786796290032a6bc876bbbe28a8da06ca6fdbd3e