[INFO] fetching crate thread_task_runner 0.1.0...
[INFO] checking thread_task_runner-0.1.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate thread_task_runner 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate thread_task_runner 0.1.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thread_task_runner 0.1.0
[INFO] finished tweaking crates.io crate thread_task_runner 0.1.0
[INFO] tweaked toml for crates.io crate thread_task_runner 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35d44396c2952c26c3ba7382d90f9f9bedc30716bd61e3504d46066670249004
[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" "35d44396c2952c26c3ba7382d90f9f9bedc30716bd61e3504d46066670249004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35d44396c2952c26c3ba7382d90f9f9bedc30716bd61e3504d46066670249004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d44396c2952c26c3ba7382d90f9f9bedc30716bd61e3504d46066670249004", kill_on_drop: false }`
[INFO] [stdout] 35d44396c2952c26c3ba7382d90f9f9bedc30716bd61e3504d46066670249004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3038ebb685152a3f6e442a168eacde18c5b646d7e23d50fd6da235613047d396
[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" "3038ebb685152a3f6e442a168eacde18c5b646d7e23d50fd6da235613047d396", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking thread_task_runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |     parameter: Box<Any>,
[INFO] [stdout]    |                    ^^^ help: use `dyn`: `dyn Any`
[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/task_runner.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     callback: Box<Fn(Box<Any>)>
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     callback: Box<Fn(Box<Any>)>
[INFO] [stdout]    |                          ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:57:62
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn add_task_with_callback<T, R>(&self, callback: Box<Fn(Box<T>) -> R>, parameter: Box<T>) where T: 'static + Any + Send, R: 'stat...
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<T>) -> R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:58:59
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let task_callback = Box::new(move |parameter: Box<Any>| {
[INFO] [stdout]    |                                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn add_task_with_trait(&self, callback: Box<TaskCallback>) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn TaskCallback`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |     parameter: Box<Any>,
[INFO] [stdout]    |                    ^^^ help: use `dyn`: `dyn Any`
[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/task_runner.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     callback: Box<Fn(Box<Any>)>
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Any>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     callback: Box<Fn(Box<Any>)>
[INFO] [stdout]    |                          ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:57:62
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn add_task_with_callback<T, R>(&self, callback: Box<Fn(Box<T>) -> R>, parameter: Box<T>) where T: 'static + Any + Send, R: 'stat...
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<T>) -> R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:58:59
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let task_callback = Box::new(move |parameter: Box<Any>| {
[INFO] [stdout]    |                                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/task_runner.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn add_task_with_trait(&self, callback: Box<TaskCallback>) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn TaskCallback`
[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 0.59s
[INFO] running `Command { std: "docker" "inspect" "3038ebb685152a3f6e442a168eacde18c5b646d7e23d50fd6da235613047d396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3038ebb685152a3f6e442a168eacde18c5b646d7e23d50fd6da235613047d396", kill_on_drop: false }`
[INFO] [stdout] 3038ebb685152a3f6e442a168eacde18c5b646d7e23d50fd6da235613047d396