[INFO] fetching crate alienlanguage 0.1.0... [INFO] testing alienlanguage-0.1.0 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417 [INFO] extracting crate alienlanguage 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate alienlanguage 0.1.0 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate alienlanguage 0.1.0 [INFO] finished tweaking crates.io crate alienlanguage 0.1.0 [INFO] tweaked toml for crates.io crate alienlanguage 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-1-tc1/source/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/workspace/builds/worker-1-tc1/source/src/main.rs` was erroneously implicitly accepted for binary `webservice`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded time v0.1.45 [INFO] [stderr] Downloaded wasi v0.10.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded rustc-serialize v0.3.25 [INFO] [stderr] Downloaded typeable v0.1.2 [INFO] [stderr] Downloaded matches v0.1.10 [INFO] [stderr] Downloaded traitobject v0.0.1 [INFO] [stderr] Downloaded unicase v1.4.2 [INFO] [stderr] Downloaded hpack v0.2.0 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded percent-encoding v1.0.1 [INFO] [stderr] Downloaded language-tags v0.2.2 [INFO] [stderr] Downloaded url v1.7.2 [INFO] [stderr] Downloaded solicit v0.4.4 [INFO] [stderr] Downloaded mime v0.2.6 [INFO] [stderr] Downloaded hyper v0.9.18 [INFO] [stderr] Downloaded cookie v0.2.5 [INFO] [stderr] Downloaded idna v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 570fbdf2c7056b32d2f4904f802f6965c59567f765098ab31e1bc76e84988207 [INFO] running `Command { std: "docker" "start" "-a" "570fbdf2c7056b32d2f4904f802f6965c59567f765098ab31e1bc76e84988207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "570fbdf2c7056b32d2f4904f802f6965c59567f765098ab31e1bc76e84988207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "570fbdf2c7056b32d2f4904f802f6965c59567f765098ab31e1bc76e84988207", kill_on_drop: false }` [INFO] [stdout] 570fbdf2c7056b32d2f4904f802f6965c59567f765098ab31e1bc76e84988207 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28ba46dd0cdd680f596ab272e03af9954d55ec4512047d01f7ea20b6ebf840ef [INFO] running `Command { std: "docker" "start" "-a" "28ba46dd0cdd680f596ab272e03af9954d55ec4512047d01f7ea20b6ebf840ef", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `webservice`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling unicode-bidi v0.3.15 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling traitobject v0.0.1 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling hpack v0.2.0 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling solicit v0.4.4 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling unicode-normalization v0.1.23 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling cookie v0.2.5 [INFO] [stderr] Compiling hyper v0.9.18 [INFO] [stderr] Compiling alienlanguage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | lines: &'a mut Iterator>, [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: the lint level is defined here [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | #![deny(warnings,missing_docs)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 43 | lines: &'a mut dyn Iterator>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn from_lines(lines: &'a mut Iterator>) -> Problem<'a> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | pub fn from_lines(lines: &'a mut dyn Iterator>) -> Problem<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `alienlanguage` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "28ba46dd0cdd680f596ab272e03af9954d55ec4512047d01f7ea20b6ebf840ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28ba46dd0cdd680f596ab272e03af9954d55ec4512047d01f7ea20b6ebf840ef", kill_on_drop: false }` [INFO] [stdout] 28ba46dd0cdd680f596ab272e03af9954d55ec4512047d01f7ea20b6ebf840ef [ERROR] this task or one of its parent failed! [ERROR] error sending request for url (https://crater.rust-lang.org/agent-api/record-progress): connection closed before message completed [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing alienlanguage-0.1.0 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417 [INFO] extracting crate alienlanguage 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate alienlanguage 0.1.0 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate alienlanguage 0.1.0 [INFO] finished tweaking crates.io crate alienlanguage 0.1.0 [INFO] tweaked toml for crates.io crate alienlanguage 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-1-tc2/source/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/workspace/builds/worker-1-tc2/source/src/main.rs` was erroneously implicitly accepted for binary `webservice`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 448b8a4f9007c37d3123dd11ffa2ab97db8443d3e90a00128706b24f1f25fda1 [INFO] running `Command { std: "docker" "start" "-a" "448b8a4f9007c37d3123dd11ffa2ab97db8443d3e90a00128706b24f1f25fda1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "448b8a4f9007c37d3123dd11ffa2ab97db8443d3e90a00128706b24f1f25fda1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "448b8a4f9007c37d3123dd11ffa2ab97db8443d3e90a00128706b24f1f25fda1", kill_on_drop: false }` [INFO] [stdout] 448b8a4f9007c37d3123dd11ffa2ab97db8443d3e90a00128706b24f1f25fda1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 550f28d6b09aac03a30f75e2c62827a0d79c2bc51d3e662130d3ddebcd79d395 [INFO] running `Command { std: "docker" "start" "-a" "550f28d6b09aac03a30f75e2c62827a0d79c2bc51d3e662130d3ddebcd79d395", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `webservice`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling unicode-bidi v0.3.15 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling traitobject v0.0.1 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling hpack v0.2.0 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling solicit v0.4.4 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling unicode-normalization v0.1.23 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling cookie v0.2.5 [INFO] [stderr] Compiling hyper v0.9.18 [INFO] [stderr] Compiling alienlanguage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | lines: &'a mut Iterator>, [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: the lint level is defined here [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | #![deny(warnings,missing_docs)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 43 | lines: &'a mut dyn Iterator>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn from_lines(lines: &'a mut Iterator>) -> Problem<'a> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | pub fn from_lines(lines: &'a mut dyn Iterator>) -> Problem<'a> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `alienlanguage` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "550f28d6b09aac03a30f75e2c62827a0d79c2bc51d3e662130d3ddebcd79d395", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "550f28d6b09aac03a30f75e2c62827a0d79c2bc51d3e662130d3ddebcd79d395", kill_on_drop: false }` [INFO] [stdout] 550f28d6b09aac03a30f75e2c62827a0d79c2bc51d3e662130d3ddebcd79d395