[INFO] cloning repository https://github.com/gus3inov/multithread-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gus3inov/multithread-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e99438b198cb2b39f4ae9bb495b1668ecce4cee
[INFO] checking gus3inov/multithread-server against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gus3inov/multithread-server on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gus3inov/multithread-server
[INFO] finished tweaking git repo https://github.com/gus3inov/multithread-server
[INFO] tweaked toml for git repo https://github.com/gus3inov/multithread-server written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/gus3inov/multithread-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69a955166c614aa40906dc46d74f3b90670cff8eadbf669fc20a7f72fcacb009
[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" "69a955166c614aa40906dc46d74f3b90670cff8eadbf669fc20a7f72fcacb009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a955166c614aa40906dc46d74f3b90670cff8eadbf669fc20a7f72fcacb009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a955166c614aa40906dc46d74f3b90670cff8eadbf669fc20a7f72fcacb009", kill_on_drop: false }`
[INFO] [stdout] 69a955166c614aa40906dc46d74f3b90670cff8eadbf669fc20a7f72fcacb009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b91967804ecaf13051ff1205df9f21404c21a24eb19419c918e8b4e46c13e80
[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" "2b91967804ecaf13051ff1205df9f21404c21a24eb19419c918e8b4e46c13e80", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking multix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[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/core.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stdout]     |                     ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:246:66
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:258:42
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stdout]     |                                          ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:262:22
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:266:73
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                         ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<JobBox> {
[INFO] [stdout]    |                  ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[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/core.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stdout]     |                     ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:246:66
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:258:42
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stdout]     |                                          ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:262:22
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:266:73
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                         ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<JobBox> {
[INFO] [stdout]    |                  ^^^^^^ help: use `dyn`: `dyn JobBox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "2b91967804ecaf13051ff1205df9f21404c21a24eb19419c918e8b4e46c13e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b91967804ecaf13051ff1205df9f21404c21a24eb19419c918e8b4e46c13e80", kill_on_drop: false }`
[INFO] [stdout] 2b91967804ecaf13051ff1205df9f21404c21a24eb19419c918e8b4e46c13e80