[INFO] cloning repository https://github.com/shakyShane/rs-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shakyShane/rs-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Frs-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Frs-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 616c25b008485e7b5e315f1b989ec26278ea6331
[INFO] checking shakyShane/rs-playground against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Frs-playground" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shakyShane/rs-playground on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shakyShane/rs-playground
[INFO] finished tweaking git repo https://github.com/shakyShane/rs-playground
[INFO] tweaked toml for git repo https://github.com/shakyShane/rs-playground written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/shakyShane/rs-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45aed5c678b2e9bac7c775cc8540e8e65d53cb7b948c92d9f71c73f4e3764cf5
[INFO] running `Command { std: "docker" "start" "-a" "45aed5c678b2e9bac7c775cc8540e8e65d53cb7b948c92d9f71c73f4e3764cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45aed5c678b2e9bac7c775cc8540e8e65d53cb7b948c92d9f71c73f4e3764cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45aed5c678b2e9bac7c775cc8540e8e65d53cb7b948c92d9f71c73f4e3764cf5", kill_on_drop: false }`
[INFO] [stdout] 45aed5c678b2e9bac7c775cc8540e8e65d53cb7b948c92d9f71c73f4e3764cf5
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ddf398659f79f2f715652f3f3fcaa2e7f7308d1182c6387423d528f4aa049db
[INFO] running `Command { std: "docker" "start" "-a" "6ddf398659f79f2f715652f3f3fcaa2e7f7308d1182c6387423d528f4aa049db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking serde_yaml v0.8.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling from_file_derive v0.1.3
[INFO] [stderr]     Checking from_file v0.1.3
[INFO] [stderr]     Checking rs-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/compose.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |        -> Box<Fn(T1) -> T3 + 'f>
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(T1) -> T3 + 'f`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/trait_obj.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn get_middlewares<'a>() -> Vec<&'a Middleware<AppState>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<AppState>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash_map.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut m: HashMap<usize, Box<Speak>> = HashMap::new();
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Speak`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/compose.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |        -> Box<Fn(T1) -> T3 + 'f>
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(T1) -> T3 + 'f`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/trait_obj.rs:27:37
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn get_middlewares<'a>() -> Vec<&'a Middleware<AppState>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<AppState>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash_map.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut m: HashMap<usize, Box<Speak>> = HashMap::new();
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Speak`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.18s
[INFO] running `Command { std: "docker" "inspect" "6ddf398659f79f2f715652f3f3fcaa2e7f7308d1182c6387423d528f4aa049db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddf398659f79f2f715652f3f3fcaa2e7f7308d1182c6387423d528f4aa049db", kill_on_drop: false }`
[INFO] [stdout] 6ddf398659f79f2f715652f3f3fcaa2e7f7308d1182c6387423d528f4aa049db