[INFO] cloning repository https://github.com/walfie/subkatsu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/walfie/subkatsu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalfie%2Fsubkatsu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalfie%2Fsubkatsu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9406028b6fe98efc665bf705bae15e3d444a3a69 [INFO] checking walfie/subkatsu against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalfie%2Fsubkatsu" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/walfie/subkatsu on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/walfie/subkatsu [INFO] finished tweaking git repo https://github.com/walfie/subkatsu [INFO] tweaked toml for git repo https://github.com/walfie/subkatsu written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/walfie/subkatsu 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/walfie/subparse.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded rand_os v0.1.2 [INFO] [stderr] Downloaded serde_yaml v0.7.5 [INFO] [stderr] Downloaded backtrace-sys v0.1.28 [INFO] [stderr] Downloaded nom v2.1.0 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded rand_pcg v0.1.1 [INFO] [stderr] Downloaded regex-syntax v0.6.5 [INFO] [stderr] Downloaded serde_derive v1.0.85 [INFO] [stderr] Downloaded itoa v0.4.3 [INFO] [stderr] Downloaded ryu v0.2.7 [INFO] [stderr] Downloaded serde_json v1.0.38 [INFO] [stderr] Downloaded chrono v0.4.6 [INFO] [stderr] Downloaded slog v2.4.1 [INFO] [stderr] Downloaded slog-term v2.4.0 [INFO] [stderr] Downloaded atty v0.2.11 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded quote v0.6.11 [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] 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encoding_rs v0.8.15 [INFO] [stderr] Downloaded image v0.13.0 [INFO] [stderr] Downloaded regex v1.1.0 [INFO] [stderr] Downloaded maplit v1.0.1 [INFO] [stderr] Downloaded unicode-segmentation v1.2.1 [INFO] [stderr] Downloaded yaml-rust v0.4.2 [INFO] [stderr] Downloaded markov v1.0.2 [INFO] [stderr] Downloaded vobsub v0.2.3 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.26 [INFO] [stderr] Downloaded itertools v0.6.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 628d5469b725bf02bca3e8485ed59f2fdf2615d63c5efae65b3ef64b5c700a87 [INFO] running `Command { std: "docker" "start" "-a" "628d5469b725bf02bca3e8485ed59f2fdf2615d63c5efae65b3ef64b5c700a87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "628d5469b725bf02bca3e8485ed59f2fdf2615d63c5efae65b3ef64b5c700a87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "628d5469b725bf02bca3e8485ed59f2fdf2615d63c5efae65b3ef64b5c700a87", kill_on_drop: false }` [INFO] [stdout] 628d5469b725bf02bca3e8485ed59f2fdf2615d63c5efae65b3ef64b5c700a87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c75b53c98fabddb34c6dbe7a0ff5d4f8d4e29583709047b4cc178c3ee7e57be2 [INFO] running `Command { std: "docker" "start" "-a" "c75b53c98fabddb34c6dbe7a0ff5d4f8d4e29583709047b4cc178c3ee7e57be2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.26 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling slog v2.4.1 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling encoding_rs v0.8.15 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking yaml-rust v0.4.2 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking nom v2.1.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking combine v2.5.2 [INFO] [stderr] Checking itertools v0.6.5 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking maplit v1.0.1 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking tinysegmenter v0.1.1 [INFO] [stderr] Checking slog-async v2.3.0 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking image v0.13.0 [INFO] [stderr] Checking tempfile v3.0.6 [INFO] [stderr] Checking slog-term v2.4.0 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking vobsub v0.2.3 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.85 [INFO] [stderr] Checking serde_yaml v0.7.5 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking subparse v0.4.0 (https://github.com/walfie/subparse.git?rev=12fa1f4d9e6e72ad3205f5e1019f1c2527d65f6b#12fa1f4d) [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking markov v1.0.2 [INFO] [stderr] Checking subkatsu v0.1.4-alpha.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/train.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | source: &mut (impl std::io::Read), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 72 - source: &mut (impl std::io::Read), [INFO] [stdout] 72 + source: &mut impl std::io::Read, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/train.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | source: &mut (impl std::io::Read), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 72 - source: &mut (impl std::io::Read), [INFO] [stdout] 72 + source: &mut impl std::io::Read, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | pub cause: Option>, [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] 10 | pub cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | pub cause: Option>, [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] 10 | pub cause: Option>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | self.0 = e.cause(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:58:28 [INFO] [stdout] | [INFO] [stdout] 58 | self.0 = e.cause(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/screenshots/ffmpeg.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | (Box::new(file) as Box, path) [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] 51 | (Box::new(file) as Box, path) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/screenshots/ffmpeg.rs:57:36 [INFO] [stdout] | [INFO] [stdout] 57 | (Box::new(file) as Box, path) [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] 57 | (Box::new(file) as Box, path) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/screenshots/ffmpeg.rs:51:36 [INFO] [stdout] | [INFO] [stdout] 51 | (Box::new(file) as Box, path) [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] 51 | (Box::new(file) as Box, path) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/screenshots/ffmpeg.rs:57:36 [INFO] [stdout] | [INFO] [stdout] 57 | (Box::new(file) as Box, path) [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] 57 | (Box::new(file) as Box, path) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/generate.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for mut subtitle in subtitle_entries.iter_mut() { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/generate.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for mut subtitle in subtitle_entries.iter_mut() { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [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 4.50s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "c75b53c98fabddb34c6dbe7a0ff5d4f8d4e29583709047b4cc178c3ee7e57be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c75b53c98fabddb34c6dbe7a0ff5d4f8d4e29583709047b4cc178c3ee7e57be2", kill_on_drop: false }` [INFO] [stdout] c75b53c98fabddb34c6dbe7a0ff5d4f8d4e29583709047b4cc178c3ee7e57be2