[INFO] fetching crate alienlanguage 0.1.0... [INFO] testing alienlanguage-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate alienlanguage 0.1.0 into /workspace/builds/worker-21/source [INFO] validating manifest of crates.io crate alienlanguage 0.1.0 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 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-21/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] [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-21/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-21/source/src/main.rs` was erroneously implicitly accepted for binary `webservice`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4bad29456fb19317270428ed986efa0dcd33ab1be609707f3604b667156a0989 [INFO] running `Command { std: "docker" "start" "-a" "4bad29456fb19317270428ed986efa0dcd33ab1be609707f3604b667156a0989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bad29456fb19317270428ed986efa0dcd33ab1be609707f3604b667156a0989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bad29456fb19317270428ed986efa0dcd33ab1be609707f3604b667156a0989", kill_on_drop: false }` [INFO] [stdout] 4bad29456fb19317270428ed986efa0dcd33ab1be609707f3604b667156a0989 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54f6a72965f73c4a257fde5d7beb5290ed49d3f7b0cd9c7ff9f0efc77ffaf18c [INFO] running `Command { std: "docker" "start" "-a" "54f6a72965f73c4a257fde5d7beb5290ed49d3f7b0cd9c7ff9f0efc77ffaf18c", 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] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling httparse v1.7.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling traitobject v0.0.1 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling hpack v0.2.0 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling solicit v0.4.4 [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[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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] 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: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [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] 43 - lines: &'a mut Iterator>, [INFO] [stdout] 43 + lines: &'a mut dyn Iterator>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 - pub fn from_lines(lines: &'a mut Iterator>) -> Problem<'a> { [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 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `alienlanguage` due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "54f6a72965f73c4a257fde5d7beb5290ed49d3f7b0cd9c7ff9f0efc77ffaf18c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54f6a72965f73c4a257fde5d7beb5290ed49d3f7b0cd9c7ff9f0efc77ffaf18c", kill_on_drop: false }` [INFO] [stdout] 54f6a72965f73c4a257fde5d7beb5290ed49d3f7b0cd9c7ff9f0efc77ffaf18c