[INFO] fetching crate slides 0.1.5... [INFO] checking slides-0.1.5 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate slides 0.1.5 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate slides 0.1.5 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate slides 0.1.5 [INFO] finished tweaking crates.io crate slides 0.1.5 [INFO] tweaked toml for crates.io crate slides 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.7.2) [INFO] [stderr] Adding http v0.1.21 (available: v1.1.0) [INFO] [stderr] Adding itoa v0.4.8 (available: v1.0.11) [INFO] [stderr] Adding rustc_version v0.2.3 (available: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (available: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (available: v0.10.2) [INFO] [stderr] Adding sha1 v0.6.1 (available: v0.10.6) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding synstructure v0.12.6 (available: v0.13.1) [INFO] [stderr] Adding yew v0.4.0 (available: v0.21.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 337897663bc4427be6a12c4a763a6bb8543c6a7224fe654c73b6e0e9fd9eba90 [INFO] running `Command { std: "docker" "start" "-a" "337897663bc4427be6a12c4a763a6bb8543c6a7224fe654c73b6e0e9fd9eba90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "337897663bc4427be6a12c4a763a6bb8543c6a7224fe654c73b6e0e9fd9eba90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "337897663bc4427be6a12c4a763a6bb8543c6a7224fe654c73b6e0e9fd9eba90", kill_on_drop: false }` [INFO] [stdout] 337897663bc4427be6a12c4a763a6bb8543c6a7224fe654c73b6e0e9fd9eba90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b949ac74d985ca5ece7ab0de82f18c93202787dc84b88a267dc4af34d354070 [INFO] running `Command { std: "docker" "start" "-a" "8b949ac74d985ca5ece7ab0de82f18c93202787dc84b88a267dc4af34d354070", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling sha1_smol v1.0.1 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.5 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Compiling sha1 v0.6.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling stdweb v0.4.20 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Compiling base-x v0.2.11 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling stdweb-derive v0.5.3 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.9 [INFO] [stderr] Checking yew v0.4.0 [INFO] [stderr] Checking slides v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:28:28 [INFO] [stdout] | [INFO] [stdout] 28 | pub init: Box<&'static Fn() -> CustomData>, [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | pub init: Box<&'static dyn Fn() -> CustomData>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:29:30 [INFO] [stdout] | [INFO] [stdout] 29 | pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env) -> bool>, [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env) -> bool>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | pub render: Box<&'static Fn(&CustomData) -> Html>, [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 30 | pub render: Box<&'static dyn Fn(&CustomData) -> Html>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:47 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:84 [INFO] [stdout] | [INFO] [stdout] 78 | ...-> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomDat... [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:173 [INFO] [stdout] | [INFO] [stdout] 78 | ...istry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static dyn Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:28:28 [INFO] [stdout] | [INFO] [stdout] 28 | pub init: Box<&'static Fn() -> CustomData>, [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | pub init: Box<&'static dyn Fn() -> CustomData>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:29:30 [INFO] [stdout] | [INFO] [stdout] 29 | pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env) -> bool>, [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env) -> bool>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:30:30 [INFO] [stdout] | [INFO] [stdout] 30 | pub render: Box<&'static Fn(&CustomData) -> Html>, [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 30 | pub render: Box<&'static dyn Fn(&CustomData) -> Html>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:47 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:84 [INFO] [stdout] | [INFO] [stdout] 78 | ...-> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomDat... [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:78:173 [INFO] [stdout] | [INFO] [stdout] 78 | ...istry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html) -> Slide { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env) -> bool, render: &'static dyn Fn(&CustomData) -> Html) -> Slide { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.95s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8b949ac74d985ca5ece7ab0de82f18c93202787dc84b88a267dc4af34d354070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b949ac74d985ca5ece7ab0de82f18c93202787dc84b88a267dc4af34d354070", kill_on_drop: false }` [INFO] [stdout] 8b949ac74d985ca5ece7ab0de82f18c93202787dc84b88a267dc4af34d354070