[INFO] fetching crate basic_scheduler 0.1.1...
[INFO] checking basic_scheduler-0.1.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate basic_scheduler 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate basic_scheduler 0.1.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate basic_scheduler 0.1.1
[INFO] finished tweaking crates.io crate basic_scheduler 0.1.1
[INFO] tweaked toml for crates.io crate basic_scheduler 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b64cc708a1cd8cebd1ecde1b7ab36d48b8b506a401943a84ff74ca14bab9f54
[INFO] running `"docker" "start" "-a" "8b64cc708a1cd8cebd1ecde1b7ab36d48b8b506a401943a84ff74ca14bab9f54"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking basic_scheduler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     new_items_rx: Receiver<Box<Eventer + Send>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 |     new_items_tx: Sender<Box<Eventer + Send>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:44
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn add_handle(&self) -> Sender<Box<Eventer + Send>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:47
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn process_single(&mut self, mut evt: Box<Eventer + Send>) {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:116:15
[INFO] [stderr]     |
[INFO] [stderr] 116 |     what: Box<Eventer + Send>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     new_items_rx: Receiver<Box<Eventer + Send>>,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 |     new_items_tx: Sender<Box<Eventer + Send>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:44
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn add_handle(&self) -> Sender<Box<Eventer + Send>> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:47
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn process_single(&mut self, mut evt: Box<Eventer + Send>) {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:116:15
[INFO] [stderr]     |
[INFO] [stderr] 116 |     what: Box<Eventer + Send>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Eventer + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "8b64cc708a1cd8cebd1ecde1b7ab36d48b8b506a401943a84ff74ca14bab9f54"`
[INFO] running `"docker" "rm" "-f" "8b64cc708a1cd8cebd1ecde1b7ab36d48b8b506a401943a84ff74ca14bab9f54"`
[INFO] [stdout] 8b64cc708a1cd8cebd1ecde1b7ab36d48b8b506a401943a84ff74ca14bab9f54