[INFO] cloning repository https://github.com/LeoTindall/d20roll [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeoTindall/d20roll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96f3501b6bed5e0476f993c4dab4a6653485a7e7 [INFO] checking LeoTindall/d20roll against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LeoTindall/d20roll on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LeoTindall/d20roll [INFO] finished tweaking git repo https://github.com/LeoTindall/d20roll [INFO] tweaked toml for git repo https://github.com/LeoTindall/d20roll written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LeoTindall/d20roll already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/leotindall/RFYL` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gdk-pixbuf v0.3.0 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.5.0 [INFO] [stderr] Downloaded iovec v0.1.1 [INFO] [stderr] Downloaded net2 v0.2.31 [INFO] [stderr] Downloaded tokio-io v0.1.4 [INFO] [stderr] Downloaded gdk v0.7.0 [INFO] [stderr] Downloaded gdk-sys v0.5.0 [INFO] [stderr] Downloaded gio-sys v0.5.0 [INFO] [stderr] Downloaded gtk v0.3.0 [INFO] [stderr] Downloaded gobject-sys v0.5.0 [INFO] [stderr] Downloaded pango-sys v0.5.0 [INFO] [stderr] Downloaded glib-sys v0.5.0 [INFO] [stderr] Downloaded bytes v0.4.5 [INFO] [stderr] Downloaded relm-derive v0.11.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.3.2 [INFO] [stderr] Downloaded c_vec v1.2.1 [INFO] [stderr] Downloaded relm v0.11.0 [INFO] [stderr] Downloaded rand v0.3.19 [INFO] [stderr] Downloaded libc v0.2.35 [INFO] [stderr] Downloaded cairo-rs v0.3.0 [INFO] [stderr] Downloaded gio v0.3.0 [INFO] [stderr] Downloaded winapi v0.3.3 [INFO] [stderr] Downloaded glib v0.4.0 [INFO] [stderr] Downloaded pango v0.3.0 [INFO] [stderr] Downloaded atk-sys v0.5.0 [INFO] [stderr] Downloaded cairo-sys-rs v0.5.0 [INFO] [stderr] Downloaded gtk-sys v0.5.0 [INFO] [stderr] Downloaded futures v0.1.22 [INFO] [stderr] Downloaded futures-glib v0.3.2 [INFO] [stderr] Downloaded relm-core v0.11.0 [INFO] [stderr] Downloaded relm-state v0.11.0 [INFO] [stderr] Downloaded relm-derive-common v0.11.0 [INFO] [stderr] Downloaded relm-gen-widget v0.11.0 [INFO] [stderr] Downloaded redox_syscall v0.1.36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a49b14b808c5b09d4f128d656bea7c4e29806c85acc0a74f32d21f30da65c6d [INFO] running `Command { std: "docker" "start" "-a" "7a49b14b808c5b09d4f128d656bea7c4e29806c85acc0a74f32d21f30da65c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a49b14b808c5b09d4f128d656bea7c4e29806c85acc0a74f32d21f30da65c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a49b14b808c5b09d4f128d656bea7c4e29806c85acc0a74f32d21f30da65c6d", kill_on_drop: false }` [INFO] [stdout] 7a49b14b808c5b09d4f128d656bea7c4e29806c85acc0a74f32d21f30da65c6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46b5dd6a220ada6772d988939c379b4871c09c1515e654fb8207e2c5028276fc [INFO] running `Command { std: "docker" "start" "-a" "46b5dd6a220ada6772d988939c379b4871c09c1515e654fb8207e2c5028276fc", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling cairo-rs v0.3.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gdk-pixbuf v0.3.0 [INFO] [stderr] Compiling gio v0.3.0 [INFO] [stderr] Checking futures v0.1.22 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling gdk v0.7.0 [INFO] [stderr] Checking c_vec v1.2.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Compiling gtk v0.3.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling glib-sys v0.5.0 [INFO] [stderr] Compiling gobject-sys v0.5.0 [INFO] [stderr] Compiling gio-sys v0.5.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.5.0 [INFO] [stderr] Compiling cairo-sys-rs v0.5.0 [INFO] [stderr] Compiling pango-sys v0.5.0 [INFO] [stderr] Compiling gdk-sys v0.5.0 [INFO] [stderr] Compiling atk-sys v0.5.0 [INFO] [stderr] Compiling gtk-sys v0.5.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking rfyl v0.3.0 (https://github.com/leotindall/RFYL#9b0d12c3) [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking futures-glib v0.3.2 [INFO] [stderr] Checking relm-core v0.11.0 [INFO] [stderr] Checking relm-state v0.11.0 [INFO] [stderr] Checking glib v0.4.0 [INFO] [stderr] Compiling relm-gen-widget v0.11.0 [INFO] [stderr] Compiling relm-derive-common v0.11.0 [INFO] [stderr] Checking pango v0.3.0 [INFO] [stderr] Compiling relm-derive v0.11.0 [INFO] [stderr] Checking relm v0.11.0 [INFO] [stderr] Checking d20roll v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rfyl` is imported redundantly [INFO] [stdout] --> src/roll.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rfyl; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rfyl; [INFO] [stdout] | ------------------ the item `rfyl` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/roll.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rfyl` is imported redundantly [INFO] [stdout] --> src/roll.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rfyl; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rfyl; [INFO] [stdout] | ------------------ the item `rfyl` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/roll.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.80s [INFO] running `Command { std: "docker" "inspect" "46b5dd6a220ada6772d988939c379b4871c09c1515e654fb8207e2c5028276fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46b5dd6a220ada6772d988939c379b4871c09c1515e654fb8207e2c5028276fc", kill_on_drop: false }` [INFO] [stdout] 46b5dd6a220ada6772d988939c379b4871c09c1515e654fb8207e2c5028276fc [INFO] checking LeoTindall/d20roll against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTindall%2Fd20roll" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LeoTindall/d20roll on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LeoTindall/d20roll [INFO] finished tweaking git repo https://github.com/LeoTindall/d20roll [INFO] tweaked toml for git repo https://github.com/LeoTindall/d20roll written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/LeoTindall/d20roll already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4b68ece103c31fdfc73d68cac25e350d6c239d50ff08c732a5b9c1980c4c91f [INFO] running `Command { std: "docker" "start" "-a" "e4b68ece103c31fdfc73d68cac25e350d6c239d50ff08c732a5b9c1980c4c91f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4b68ece103c31fdfc73d68cac25e350d6c239d50ff08c732a5b9c1980c4c91f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4b68ece103c31fdfc73d68cac25e350d6c239d50ff08c732a5b9c1980c4c91f", kill_on_drop: false }` [INFO] [stdout] e4b68ece103c31fdfc73d68cac25e350d6c239d50ff08c732a5b9c1980c4c91f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e278b827ce0ca5f0784c18b0b2bf3513c9f37eaaa00f18ce76b84d628e59de1a [INFO] running `Command { std: "docker" "start" "-a" "e278b827ce0ca5f0784c18b0b2bf3513c9f37eaaa00f18ce76b84d628e59de1a", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling cairo-rs v0.3.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gio v0.3.0 [INFO] [stderr] Checking futures v0.1.22 [INFO] [stderr] Compiling gdk-pixbuf v0.3.0 [INFO] [stderr] Compiling gdk v0.7.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking c_vec v1.2.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling gtk v0.3.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling glib-sys v0.5.0 [INFO] [stderr] Compiling gobject-sys v0.5.0 [INFO] [stderr] Compiling gio-sys v0.5.0 [INFO] [stderr] Compiling cairo-sys-rs v0.5.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.5.0 [INFO] [stderr] Compiling pango-sys v0.5.0 [INFO] [stderr] Compiling gdk-sys v0.5.0 [INFO] [stderr] Compiling atk-sys v0.5.0 [INFO] [stderr] Compiling gtk-sys v0.5.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking rfyl v0.3.0 (https://github.com/leotindall/RFYL#9b0d12c3) [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking futures-glib v0.3.2 [INFO] [stderr] Checking relm-core v0.11.0 [INFO] [stderr] Checking relm-state v0.11.0 [INFO] [stderr] Checking glib v0.4.0 [INFO] [stderr] Compiling relm-gen-widget v0.11.0 [INFO] [stderr] Compiling relm-derive-common v0.11.0 [INFO] [stderr] Checking pango v0.3.0 [INFO] [stderr] Compiling relm-derive v0.11.0 [INFO] [stderr] Checking relm v0.11.0 [INFO] [stderr] Checking d20roll v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rfyl` is imported redundantly [INFO] [stdout] --> src/roll.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rfyl; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rfyl; [INFO] [stdout] | ------------------ the item `rfyl` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rfyl` is imported redundantly [INFO] [stdout] --> src/roll.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rfyl; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rfyl; [INFO] [stdout] | ------------------ the item `rfyl` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/roll.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/roll.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn lazy_roll(s: String) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.42s [INFO] running `Command { std: "docker" "inspect" "e278b827ce0ca5f0784c18b0b2bf3513c9f37eaaa00f18ce76b84d628e59de1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e278b827ce0ca5f0784c18b0b2bf3513c9f37eaaa00f18ce76b84d628e59de1a", kill_on_drop: false }` [INFO] [stdout] e278b827ce0ca5f0784c18b0b2bf3513c9f37eaaa00f18ce76b84d628e59de1a