[INFO] cloning repository https://github.com/ZanderBrown/aqabler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZanderBrown/aqabler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZanderBrown%2Faqabler"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZanderBrown%2Faqabler'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b2475d4baa83b7733bdd0d5be8d2ad0c4b4c67df
[INFO] checking ZanderBrown/aqabler against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZanderBrown%2Faqabler" "/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/ZanderBrown/aqabler on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ZanderBrown/aqabler
[INFO] finished tweaking git repo https://github.com/ZanderBrown/aqabler
[INFO] tweaked toml for git repo https://github.com/ZanderBrown/aqabler written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ZanderBrown/aqabler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 3493c43eba2cb21ef6d4337b6a75be08f3d952029b0c70be2575ebdf8a26e144
[INFO] running `"docker" "start" "-a" "3493c43eba2cb21ef6d4337b6a75be08f3d952029b0c70be2575ebdf8a26e144"`
[INFO] [stderr]     Checking aqabler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/memory.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |     listeners: Vec<Weak<Observer<ChangeEvent>>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/storage.rs:9:6
[INFO] [stderr]   |
[INFO] [stderr] 9 | impl Storage {
[INFO] [stderr]   |      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     mem: Box<&'a Storage>,
[INFO] [stderr]    |                  ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stream.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/memory.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |     listeners: Vec<Weak<Observer<ChangeEvent>>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/storage.rs:9:6
[INFO] [stderr]   |
[INFO] [stderr] 9 | impl Storage {
[INFO] [stderr]   |      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     mem: Box<&'a Storage>,
[INFO] [stderr]    |                  ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stream.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/aqavm.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(RChange {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/bin/aqavm.rs:139:28
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(MChange {});
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/aqabler.rs:136:28
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(RChange {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/bin/aqabler.rs:144:28
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(MChange {});
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/aqavm.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(RChange {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/bin/aqavm.rs:139:28
[INFO] [stderr]     |
[INFO] [stderr] 139 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(MChange {});
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/aqabler.rs:136:28
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(RChange {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[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/bin/aqabler.rs:144:28
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 let rc: Rc<Observer<ChangeEvent>> = Rc::new(MChange {});
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Observer<ChangeEvent>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `"docker" "inspect" "3493c43eba2cb21ef6d4337b6a75be08f3d952029b0c70be2575ebdf8a26e144"`
[INFO] running `"docker" "rm" "-f" "3493c43eba2cb21ef6d4337b6a75be08f3d952029b0c70be2575ebdf8a26e144"`
[INFO] [stdout] 3493c43eba2cb21ef6d4337b6a75be08f3d952029b0c70be2575ebdf8a26e144