[INFO] cloning repository https://github.com/xnuk/libyaml [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xnuk/libyaml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1100c30e16ce07b6ce9cceea8e84066ee8ebcbb [INFO] building xnuk/libyaml against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnuk%2Flibyaml" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xnuk/libyaml on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xnuk/libyaml [INFO] finished tweaking git repo https://github.com/xnuk/libyaml [INFO] tweaked toml for git repo https://github.com/xnuk/libyaml written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/xnuk/libyaml 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 529c0d0a7f718cc5701bf04c56bd5b2f1583913b3350972168ad4c303f62602e [INFO] running `Command { std: "docker" "start" "-a" "529c0d0a7f718cc5701bf04c56bd5b2f1583913b3350972168ad4c303f62602e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "529c0d0a7f718cc5701bf04c56bd5b2f1583913b3350972168ad4c303f62602e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "529c0d0a7f718cc5701bf04c56bd5b2f1583913b3350972168ad4c303f62602e", kill_on_drop: false }` [INFO] [stdout] 529c0d0a7f718cc5701bf04c56bd5b2f1583913b3350972168ad4c303f62602e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2525dfc22176243873d4278608825680df458c466977e4428e6c7f6c30d808f [INFO] running `Command { std: "docker" "start" "-a" "d2525dfc22176243873d4278608825680df458c466977e4428e6c7f6c30d808f", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Compiling yam v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `style` [INFO] [stdout] --> src/structed.rs:123:19 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_style` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tt` [INFO] [stdout] --> src/structed.rs:123:34 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Array(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | Map(HashMap), [INFO] [stdout] | --- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Map(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `Command { std: "docker" "inspect" "d2525dfc22176243873d4278608825680df458c466977e4428e6c7f6c30d808f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2525dfc22176243873d4278608825680df458c466977e4428e6c7f6c30d808f", kill_on_drop: false }` [INFO] [stdout] d2525dfc22176243873d4278608825680df458c466977e4428e6c7f6c30d808f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0044cac1a2d7ae668801584f8c82b742b87373b409c409c6a42b2414f900c76a [INFO] running `Command { std: "docker" "start" "-a" "0044cac1a2d7ae668801584f8c82b742b87373b409c409c6a42b2414f900c76a", kill_on_drop: false }` [INFO] [stderr] Compiling yam v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `style` [INFO] [stdout] --> src/structed.rs:123:19 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_style` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tt` [INFO] [stdout] --> src/structed.rs:123:34 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Array(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | Map(HashMap), [INFO] [stdout] | --- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Map(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `style` [INFO] [stdout] --> src/structed.rs:123:19 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_style` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tt` [INFO] [stdout] --> src/structed.rs:123:34 [INFO] [stdout] | [INFO] [stdout] 123 | Scalar(string, style, anchor, tt) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | Array(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Array(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/structed.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | Map(HashMap), [INFO] [stdout] | --- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Struct` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Map(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "0044cac1a2d7ae668801584f8c82b742b87373b409c409c6a42b2414f900c76a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0044cac1a2d7ae668801584f8c82b742b87373b409c409c6a42b2414f900c76a", kill_on_drop: false }` [INFO] [stdout] 0044cac1a2d7ae668801584f8c82b742b87373b409c409c6a42b2414f900c76a