[INFO] fetching crate cargo-serve-doc 0.1.0... [INFO] building cargo-serve-doc-0.1.0 against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180 [INFO] extracting crate cargo-serve-doc 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate cargo-serve-doc 0.1.0 on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-serve-doc 0.1.0 [INFO] finished tweaking crates.io crate cargo-serve-doc 0.1.0 [INFO] tweaked toml for crates.io crate cargo-serve-doc 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 43480b8064fbacf3c7aa4e3bdc59ba2427eb0e10430a3d803d62bc52cc791b0d [INFO] running `Command { std: "docker" "start" "-a" "43480b8064fbacf3c7aa4e3bdc59ba2427eb0e10430a3d803d62bc52cc791b0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43480b8064fbacf3c7aa4e3bdc59ba2427eb0e10430a3d803d62bc52cc791b0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43480b8064fbacf3c7aa4e3bdc59ba2427eb0e10430a3d803d62bc52cc791b0d", kill_on_drop: false }` [INFO] [stdout] 43480b8064fbacf3c7aa4e3bdc59ba2427eb0e10430a3d803d62bc52cc791b0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2845f519126c0ba782add13e327a40c4abc14449f7bf1c3052c159b14bf8c535 [INFO] running `Command { std: "docker" "start" "-a" "2845f519126c0ba782add13e327a40c4abc14449f7bf1c3052c159b14bf8c535", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.3 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling tower-service v0.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling crc32fast v1.3.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling filetime v0.2.15 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling checked v0.5.0 [INFO] [stderr] Compiling atoi v0.2.3 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling tar v0.4.38 [INFO] [stderr] Compiling proc-macro-hack v0.4.3 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling globset v0.4.8 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling git2 v0.8.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling serde_plain v0.3.0 [INFO] [stderr] Compiling serde_ignored v0.0.4 [INFO] [stderr] Compiling url_serde v0.2.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling ignore v0.4.18 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling sized-chunks v0.1.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling opener v0.3.2 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling im-rc v12.3.4 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling crypto-hash v0.3.4 [INFO] [stderr] Compiling rustfix v0.4.6 [INFO] [stderr] Compiling git2-curl v0.9.0 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling headers-core v0.1.1 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling crates-io v0.23.0 [INFO] [stderr] Compiling headers v0.2.3 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling cargo v0.35.0 [INFO] [stderr] Compiling handlebars v1.0.5 [INFO] [stderr] Compiling tower-web-macros v0.3.5 [INFO] [stderr] Compiling tower-web v0.3.7 [INFO] [stderr] Compiling replacing-buf-stream v0.1.0 [INFO] [stderr] Compiling cargo-serve-doc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | )))) as Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - )))) as Box + Send>; [INFO] [stdout] 39 + )))) as Box + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | )))) as Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 - )))) as Box + Send>; [INFO] [stdout] 45 + )))) as Box + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:40 [INFO] [stdout] | [INFO] [stdout] 65 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 - Box::new(f) as Box + Send> [INFO] [stdout] 65 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:95:44 [INFO] [stdout] | [INFO] [stdout] 95 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 95 - Box::new(f) as Box + Send> [INFO] [stdout] 95 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | ... as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 98 - as Box + Send> [INFO] [stdout] 98 + as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:112:28 [INFO] [stdout] | [INFO] [stdout] 112 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 112 - Box::new(f) as Box + Send> [INFO] [stdout] 112 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 34s [INFO] running `Command { std: "docker" "inspect" "2845f519126c0ba782add13e327a40c4abc14449f7bf1c3052c159b14bf8c535", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2845f519126c0ba782add13e327a40c4abc14449f7bf1c3052c159b14bf8c535", kill_on_drop: false }` [INFO] [stdout] 2845f519126c0ba782add13e327a40c4abc14449f7bf1c3052c159b14bf8c535 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5796e2b032b1b914da0d89c29bd462e32bed2f7206e65fd49ccd7a4da73289c5 [INFO] running `Command { std: "docker" "start" "-a" "5796e2b032b1b914da0d89c29bd462e32bed2f7206e65fd49ccd7a4da73289c5", kill_on_drop: false }` [INFO] [stderr] Compiling cargo-serve-doc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:39:29 [INFO] [stdout] | [INFO] [stdout] 39 | )))) as Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - )))) as Box + Send>; [INFO] [stdout] 39 + )))) as Box + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:45:25 [INFO] [stdout] | [INFO] [stdout] 45 | )))) as Box + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 - )))) as Box + Send>; [INFO] [stdout] 45 + )))) as Box + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:65:40 [INFO] [stdout] | [INFO] [stdout] 65 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 - Box::new(f) as Box + Send> [INFO] [stdout] 65 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:95:44 [INFO] [stdout] | [INFO] [stdout] 95 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 95 - Box::new(f) as Box + Send> [INFO] [stdout] 95 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | ... as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 98 - as Box + Send> [INFO] [stdout] 98 + as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:112:28 [INFO] [stdout] | [INFO] [stdout] 112 | Box::new(f) as Box + Send> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 112 - Box::new(f) as Box + Send> [INFO] [stdout] 112 + Box::new(f) as Box + Send> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.04s [INFO] running `Command { std: "docker" "inspect" "5796e2b032b1b914da0d89c29bd462e32bed2f7206e65fd49ccd7a4da73289c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5796e2b032b1b914da0d89c29bd462e32bed2f7206e65fd49ccd7a4da73289c5", kill_on_drop: false }` [INFO] [stdout] 5796e2b032b1b914da0d89c29bd462e32bed2f7206e65fd49ccd7a4da73289c5