[INFO] cloning repository https://github.com/jumang4423/nylang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jumang4423/nylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumang4423%2Fnylang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumang4423%2Fnylang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d884b22420bfdeaab117e8dde2b42906c627eefa [INFO] checking jumang4423/nylang against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumang4423%2Fnylang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jumang4423/nylang 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/jumang4423/nylang [INFO] finished tweaking git repo https://github.com/jumang4423/nylang [INFO] tweaked toml for git repo https://github.com/jumang4423/nylang written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jumang4423/nylang 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] Downloading crates ... [INFO] [stderr] Downloaded git2 v0.13.25 [INFO] [stderr] Downloaded syn v1.0.81 [INFO] [stderr] Downloaded libssh2-sys v0.2.23 [INFO] [stderr] Downloaded libz-sys v1.1.3 [INFO] [stderr] Downloaded libgit2-sys v0.12.26+1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] afcac18c5212102512a972420d03c370c83fc8e919077f3ac565599800cccdf8 [INFO] running `Command { std: "docker" "start" "-a" "afcac18c5212102512a972420d03c370c83fc8e919077f3ac565599800cccdf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afcac18c5212102512a972420d03c370c83fc8e919077f3ac565599800cccdf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afcac18c5212102512a972420d03c370c83fc8e919077f3ac565599800cccdf8", kill_on_drop: false }` [INFO] [stdout] afcac18c5212102512a972420d03c370c83fc8e919077f3ac565599800cccdf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c56c0d86b593e10d03f3629600e5b2bf72933c1b379a7b4cf3bdac80cb6ba2fc [INFO] running `Command { std: "docker" "start" "-a" "c56c0d86b593e10d03f3629600e5b2bf72933c1b379a7b4cf3bdac80cb6ba2fc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling libgit2-sys v0.12.26+1.3.0 [INFO] [stderr] Checking git2 v0.13.25 [INFO] [stderr] Checking nylang v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/parser/parser.rs:132:11 [INFO] [stdout] | [INFO] [stdout] 132 | #[allow(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 for more information [INFO] [stdout] --> src/parser/parser.rs:132:11 [INFO] [stdout] | [INFO] [stdout] 132 | #[allow(mutable_borrow_reservation_conflict)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `borrowed` is never read [INFO] [stdout] --> src/builtin/builtin.rs:74:11 [INFO] [stdout] | [INFO] [stdout] 74 | borrowed = RefMut::map(borrowed, |s| { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `borrowed_is_found` is never read [INFO] [stdout] --> src/builtin/builtin.rs:78:11 [INFO] [stdout] | [INFO] [stdout] 78 | borrowed_is_found = RefMut::map(borrowed_is_found, |s| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builtin/builtin.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let mut is_found = false; [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: value assigned to `borrowed` is never read [INFO] [stdout] --> src/builtin/builtin.rs:74:11 [INFO] [stdout] | [INFO] [stdout] 74 | borrowed = RefMut::map(borrowed, |s| { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `borrowed_is_found` is never read [INFO] [stdout] --> src/builtin/builtin.rs:78:11 [INFO] [stdout] | [INFO] [stdout] 78 | borrowed_is_found = RefMut::map(borrowed_is_found, |s| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/builtin/builtin.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 66 | let mut is_found = false; [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: unused `Result` that must be used [INFO] [stdout] --> src/builtin/builtin.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | / visit_dirs(Path::new(&cur_dir), &|entry| { [INFO] [stdout] 69 | | let path = entry.path(); [INFO] [stdout] 70 | | if path.is_file() { [INFO] [stdout] 71 | | if path.to_str().unwrap().contains(&file_name.clone()) { [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = visit_dirs(Path::new(&cur_dir), &|entry| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/builtin/builtin.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | / visit_dirs(Path::new(&cur_dir), &|entry| { [INFO] [stdout] 69 | | let path = entry.path(); [INFO] [stdout] 70 | | if path.is_file() { [INFO] [stdout] 71 | | if path.to_str().unwrap().contains(&file_name.clone()) { [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 68 | let _ = visit_dirs(Path::new(&cur_dir), &|entry| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "c56c0d86b593e10d03f3629600e5b2bf72933c1b379a7b4cf3bdac80cb6ba2fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c56c0d86b593e10d03f3629600e5b2bf72933c1b379a7b4cf3bdac80cb6ba2fc", kill_on_drop: false }` [INFO] [stdout] c56c0d86b593e10d03f3629600e5b2bf72933c1b379a7b4cf3bdac80cb6ba2fc