[INFO] crate io-providers 0.2.0-beta.3 is already in cache
[INFO] checking io-providers-0.2.0-beta.3 against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] extracting crate io-providers 0.2.0-beta.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate io-providers 0.2.0-beta.3 on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate io-providers 0.2.0-beta.3
[INFO] finished tweaking crates.io crate io-providers 0.2.0-beta.3
[INFO] tweaked toml for crates.io crate io-providers 0.2.0-beta.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] be322d6a3f73a1b6e230b223651fdcb240f0d90f32ed7addd4866ff454a0fefc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "be322d6a3f73a1b6e230b223651fdcb240f0d90f32ed7addd4866ff454a0fefc"`
[INFO] [stderr]     Checking io-providers v0.2.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn input(&mut self) -> &mut io::Read {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/std_streams/native.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn output(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/native.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn error(&mut self) -> &mut io::Write {
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:93:33
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn input(&mut self) -> &mut Read {
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/simulated.rs:97:34
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn output(&mut self) -> &mut Write {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/std_streams/simulated.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn error(&mut self) -> &mut Write {
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:44:33
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn input(&mut self) -> &mut io::Read;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn output(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/std_streams/mod.rs:50:33
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn error(&mut self) -> &mut io::Write;
[INFO] [stderr]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "be322d6a3f73a1b6e230b223651fdcb240f0d90f32ed7addd4866ff454a0fefc"`
[INFO] running `"docker" "rm" "-f" "be322d6a3f73a1b6e230b223651fdcb240f0d90f32ed7addd4866ff454a0fefc"`
[INFO] [stdout] be322d6a3f73a1b6e230b223651fdcb240f0d90f32ed7addd4866ff454a0fefc