[INFO] cloning repository https://github.com/agarick/muck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agarick/muck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagarick%2Fmuck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagarick%2Fmuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 83475e937fe276f134100b58bc20fee535881442 [INFO] checking agarick/muck against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagarick%2Fmuck" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/agarick/muck on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/agarick/muck [INFO] finished tweaking git repo https://github.com/agarick/muck [INFO] tweaked toml for git repo https://github.com/agarick/muck written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/agarick/muck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 540d2533953e838539a3aea30fa34df03604ca679217df67ba83de26327816ae [INFO] running `Command { std: "docker" "start" "-a" "540d2533953e838539a3aea30fa34df03604ca679217df67ba83de26327816ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "540d2533953e838539a3aea30fa34df03604ca679217df67ba83de26327816ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "540d2533953e838539a3aea30fa34df03604ca679217df67ba83de26327816ae", kill_on_drop: false }` [INFO] [stdout] 540d2533953e838539a3aea30fa34df03604ca679217df67ba83de26327816ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2238c6097c56437d3c5ab8e00f8b506cfa8c321cde6f3b8ae3c05a88b4cc4c51 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2238c6097c56437d3c5ab8e00f8b506cfa8c321cde6f3b8ae3c05a88b4cc4c51", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.35 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking tack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Primitive` [INFO] [stdout] --> src/parser.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | Primitive(Pr), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Special` [INFO] [stdout] --> src/parser.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | Special(Sp), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `User` [INFO] [stdout] --> src/parser.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | User(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Add` [INFO] [stdout] --> src/parser.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | Add, Sub, Mul, Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Sub` [INFO] [stdout] --> src/parser.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | Add, Sub, Mul, Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Mul` [INFO] [stdout] --> src/parser.rs:37:15 [INFO] [stdout] | [INFO] [stdout] 37 | Add, Sub, Mul, Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Div` [INFO] [stdout] --> src/parser.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | Add, Sub, Mul, Div, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Cons` [INFO] [stdout] --> src/parser.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | Cons, Car, Cdr, List [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Car` [INFO] [stdout] --> src/parser.rs:38:11 [INFO] [stdout] | [INFO] [stdout] 38 | Cons, Car, Cdr, List [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Cdr` [INFO] [stdout] --> src/parser.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | Cons, Car, Cdr, List [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `List` [INFO] [stdout] --> src/parser.rs:38:21 [INFO] [stdout] | [INFO] [stdout] 38 | Cons, Car, Cdr, List [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Begin` [INFO] [stdout] --> src/parser.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Callcc` [INFO] [stdout] --> src/parser.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Define` [INFO] [stdout] --> src/parser.rs:43:20 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `If` [INFO] [stdout] --> src/parser.rs:43:28 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lambda` [INFO] [stdout] --> src/parser.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Let` [INFO] [stdout] --> src/parser.rs:43:40 [INFO] [stdout] | [INFO] [stdout] 43 | Begin, Callcc, Define, If, Lambda, Let [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `Command { std: "docker" "inspect" "2238c6097c56437d3c5ab8e00f8b506cfa8c321cde6f3b8ae3c05a88b4cc4c51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2238c6097c56437d3c5ab8e00f8b506cfa8c321cde6f3b8ae3c05a88b4cc4c51", kill_on_drop: false }` [INFO] [stdout] 2238c6097c56437d3c5ab8e00f8b506cfa8c321cde6f3b8ae3c05a88b4cc4c51