[INFO] updating cached repository https://github.com/cjdelisle/hello-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ab6f74f5c4b7104af80117fa988a7402f22cad89
[INFO] checking cjdelisle/hello-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjdelisle%2Fhello-rust" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cjdelisle/hello-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cjdelisle/hello-rust
[INFO] finished tweaking git repo https://github.com/cjdelisle/hello-rust
[INFO] tweaked toml for git repo https://github.com/cjdelisle/hello-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cjdelisle/hello-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 4453cf3f1040eb46e1a94efde88e1a11c6ebc6cfaed3b17cda74dbcc15b1dfe9
[INFO] running `"docker" "start" "-a" "4453cf3f1040eb46e1a94efde88e1a11c6ebc6cfaed3b17cda74dbcc15b1dfe9"`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking lazycell v1.0.0
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking noders v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     ev: Rc<mio::Evented>
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: use `dyn`: `dyn mio::Evented`
[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/callback.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub x: Box<Any + Send>,
[INFO] [stderr]    |                ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |     w:Box<Any>,
[INFO] [stderr]    |           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |     f:Box<Any>,
[INFO] [stderr]    |           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:26:45
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub dispatch: fn(&mut CallbackImpl, Box<Any + Send>),
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn dispatch<W,X,F>(cbi: &mut CallbackImpl, mut x: Box<Any + Send>) where
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let f: &Fn(&mut W,X) = cbi.f.downcast_ref::<F>().unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut W,X)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/node.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     ev: Rc<mio::Evented>
[INFO] [stderr]    |            ^^^^^^^^^^^^ help: use `dyn`: `dyn mio::Evented`
[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/callback.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub x: Box<Any + Send>,
[INFO] [stderr]    |                ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |     w:Box<Any>,
[INFO] [stderr]    |           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |     f:Box<Any>,
[INFO] [stderr]    |           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:26:45
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub dispatch: fn(&mut CallbackImpl, Box<Any + Send>),
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn dispatch<W,X,F>(cbi: &mut CallbackImpl, mut x: Box<Any + Send>) where
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/callback.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let f: &Fn(&mut W,X) = cbi.f.downcast_ref::<F>().unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut W,X)`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `"docker" "inspect" "4453cf3f1040eb46e1a94efde88e1a11c6ebc6cfaed3b17cda74dbcc15b1dfe9"`
[INFO] running `"docker" "rm" "-f" "4453cf3f1040eb46e1a94efde88e1a11c6ebc6cfaed3b17cda74dbcc15b1dfe9"`
[INFO] [stdout] 4453cf3f1040eb46e1a94efde88e1a11c6ebc6cfaed3b17cda74dbcc15b1dfe9