[INFO] fetching crate argonaut 0.12.0... [INFO] testing argonaut-0.12.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate argonaut 0.12.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate argonaut 0.12.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate argonaut 0.12.0 [INFO] finished tweaking crates.io crate argonaut 0.12.0 [INFO] tweaked toml for crates.io crate argonaut 0.12.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f098a1baf9bc5835ac2802df00ecb4d259ab4538e90794c43f52d4969ccc8657 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f098a1baf9bc5835ac2802df00ecb4d259ab4538e90794c43f52d4969ccc8657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f098a1baf9bc5835ac2802df00ecb4d259ab4538e90794c43f52d4969ccc8657", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f098a1baf9bc5835ac2802df00ecb4d259ab4538e90794c43f52d4969ccc8657", kill_on_drop: false }` [INFO] [stdout] f098a1baf9bc5835ac2802df00ecb4d259ab4538e90794c43f52d4969ccc8657 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c435638056f304c88d8dbd69c6fca39dac44123bf11d3d7c7fdbbea820ae4096 [INFO] running `Command { std: "docker" "start" "-a" "c435638056f304c88d8dbd69c6fca39dac44123bf11d3d7c7fdbbea820ae4096", kill_on_drop: false }` [INFO] [stderr] Compiling argonaut v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0463]: can't find crate for `std_unicode` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | extern crate std_unicode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | #![feature(unicode)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | #![feature(unicode)] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `unicode` [INFO] [stdout] --> src/lib.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | #![feature(unicode)] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | pub type SubCmd<'def> = Box Result, ParseError<'def>>>; [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - pub type SubCmd<'def> = Box Result, ParseError<'def>>>; [INFO] [stdout] 10 + pub type SubCmd<'def> = Box Result, ParseError<'def>>>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 23 | target: &'tar mut SingleTarget, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 23 - target: &'tar mut SingleTarget, [INFO] [stdout] 23 + target: &'tar mut dyn SingleTarget, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:29:27 [INFO] [stdout] | [INFO] [stdout] 29 | target: &'tar mut CollectionTarget, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 - target: &'tar mut CollectionTarget, [INFO] [stdout] 29 + target: &'tar mut dyn CollectionTarget, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:41:27 [INFO] [stdout] | [INFO] [stdout] 41 | target: &'tar mut CollectionTarget, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 41 - target: &'tar mut CollectionTarget, [INFO] [stdout] 41 + target: &'tar mut dyn CollectionTarget, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:46:27 [INFO] [stdout] | [INFO] [stdout] 46 | target: &'tar mut OptionTarget, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 - target: &'tar mut OptionTarget, [INFO] [stdout] 46 + target: &'tar mut dyn OptionTarget, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:51:23 [INFO] [stdout] | [INFO] [stdout] 51 | callback: 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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 51 - callback: Box>)>, [INFO] [stdout] 51 + callback: Box>)>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | Setting(&'tar mut OptionTarget), [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 - Setting(&'tar mut OptionTarget), [INFO] [stdout] 12 + Setting(&'tar mut dyn OptionTarget), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse.rs:13:19 [INFO] [stdout] | [INFO] [stdout] 13 | Interrupt(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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 - Interrupt(Box>)>), [INFO] [stdout] 13 + Interrupt(Box>)>), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | Collect(&'tar mut CollectionTarget), [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 14 - Collect(&'tar mut CollectionTarget), [INFO] [stdout] 14 + Collect(&'tar mut dyn CollectionTarget), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse.rs:20:53 [INFO] [stdout] | [INFO] [stdout] 20 | positional: VecDeque<(Cow<'def, str>, &'tar mut SingleTarget)>, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 20 - positional: VecDeque<(Cow<'def, str>, &'tar mut SingleTarget)>, [INFO] [stdout] 20 + positional: VecDeque<(Cow<'def, str>, &'tar mut dyn SingleTarget)>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 22 | trail: Option<(Cow<'def, str>, bool, &'tar mut CollectionTarget)>, [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 22 - trail: Option<(Cow<'def, str>, bool, &'tar mut CollectionTarget)>, [INFO] [stdout] 22 + trail: Option<(Cow<'def, str>, bool, &'tar mut dyn CollectionTarget)>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:72:53 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn positional(name: N, target: &'tar mut SingleTarget) -> ArgDef<'def, 'tar> [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 - pub fn positional(name: N, target: &'tar mut SingleTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] 72 + pub fn positional(name: N, target: &'tar mut dyn SingleTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:83:64 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn trail(name: N, optional: bool, target: &'tar mut CollectionTarget) -> ArgDef<'def, 'tar> [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 83 - pub fn trail(name: N, optional: bool, target: &'tar mut CollectionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] 83 + pub fn trail(name: N, optional: bool, target: &'tar mut dyn CollectionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:118:50 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn setting(name: N, target: &'tar mut OptionTarget) -> ArgDef<'def, 'tar> [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 118 - pub fn setting(name: N, target: &'tar mut OptionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] 118 + pub fn setting(name: N, target: &'tar mut dyn OptionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/argdef.rs:148:50 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn collect(name: N, target: &'tar mut CollectionTarget) -> ArgDef<'def, 'tar> [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 148 - pub fn collect(name: N, target: &'tar mut CollectionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] 148 + pub fn collect(name: N, target: &'tar mut dyn CollectionTarget) -> ArgDef<'def, 'tar> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `is_whitespace` found for reference `&str` in the current scope [INFO] [stdout] --> src/help.rs:7:45 [INFO] [stdout] | [INFO] [stdout] 7 | .rev().skip_while(|&l| l == "" || l.is_whitespace()).collect(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: there is an associated function with a similar name: `split_whitespace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `is_whitespace` found for reference `&str` in the current scope [INFO] [stdout] --> src/help.rs:9:45 [INFO] [stdout] | [INFO] [stdout] 9 | .rev().skip_while(|&l| l == "" || l.is_whitespace()) [INFO] [stdout] | ^^^^^^^^^^^^^ help: there is an associated function with a similar name: `split_whitespace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0463, E0554, E0599, E0635. [INFO] [stdout] [INFO] [stderr] error: could not compile `argonaut` due to 8 previous errors; 16 warnings emitted [INFO] [stdout] For more information about an error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c435638056f304c88d8dbd69c6fca39dac44123bf11d3d7c7fdbbea820ae4096", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c435638056f304c88d8dbd69c6fca39dac44123bf11d3d7c7fdbbea820ae4096", kill_on_drop: false }` [INFO] [stdout] c435638056f304c88d8dbd69c6fca39dac44123bf11d3d7c7fdbbea820ae4096