[INFO] fetching crate preftool-clap-derive 0.2.0... [INFO] building preftool-clap-derive-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate preftool-clap-derive 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate preftool-clap-derive 0.2.0 [INFO] finished tweaking crates.io crate preftool-clap-derive 0.2.0 [INFO] tweaked toml for crates.io crate preftool-clap-derive 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate preftool-clap-derive 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 48 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.48) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.101) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.40) [INFO] [stderr] Adding syn v0.15.44 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f670dc0202535b2b9a7e268e358c25e606afd628c23094159c58c6b9d87ae59 [INFO] running `Command { std: "docker" "start" "-a" "9f670dc0202535b2b9a7e268e358c25e606afd628c23094159c58c6b9d87ae59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f670dc0202535b2b9a7e268e358c25e606afd628c23094159c58c6b9d87ae59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f670dc0202535b2b9a7e268e358c25e606afd628c23094159c58c6b9d87ae59", kill_on_drop: false }` [INFO] [stdout] 9f670dc0202535b2b9a7e268e358c25e606afd628c23094159c58c6b9d87ae59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7dc53dc86e8f90b40cf0385097cfbf9ddf20b5510a9540f5525bfce244b8b19 [INFO] running `Command { std: "docker" "start" "-a" "c7dc53dc86e8f90b40cf0385097cfbf9ddf20b5510a9540f5525bfce244b8b19", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling preftool-clap-derive v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [INFO] [stdout] | ------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 14 - Unnamed(usize), [INFO] [stdout] 14 + Unnamed(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.06s [INFO] running `Command { std: "docker" "inspect" "c7dc53dc86e8f90b40cf0385097cfbf9ddf20b5510a9540f5525bfce244b8b19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7dc53dc86e8f90b40cf0385097cfbf9ddf20b5510a9540f5525bfce244b8b19", kill_on_drop: false }` [INFO] [stdout] c7dc53dc86e8f90b40cf0385097cfbf9ddf20b5510a9540f5525bfce244b8b19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fe13231a5df802081099dbc265e4e5058abaefac90bb11679fccd43fda77c4c [INFO] running `Command { std: "docker" "start" "-a" "8fe13231a5df802081099dbc265e4e5058abaefac90bb11679fccd43fda77c4c", kill_on_drop: false }` [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling arc-swap v1.7.1 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling tinyvec v1.10.0 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling unicode-normalization v0.1.24 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling slog-scope v4.4.0 [INFO] [stderr] Compiling caseless v0.2.2 [INFO] [stderr] Compiling slog-stdlog v3.0.5 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling preftool v0.2.0 [INFO] [stderr] Compiling preftool-clap v0.2.0 [INFO] [stderr] Compiling preftool-clap-derive v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [INFO] [stdout] | ------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 14 - Unnamed(usize), [INFO] [stdout] 14 + Unnamed(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [INFO] [stdout] | ------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 14 - Unnamed(usize), [INFO] [stdout] 14 + Unnamed(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `binding` is never read [INFO] [stdout] --> tests/enum.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 29 | binding: Binding, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, and `cert` are never read [INFO] [stdout] --> tests/simple.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Server { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | #[preftool_clap(help = "Server host")] [INFO] [stdout] 8 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | port: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | cert: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, and `cert` are never read [INFO] [stdout] --> tests/nested.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Server { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | #[preftool_clap(help = "Server host")] [INFO] [stdout] 8 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | port: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | cert: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `server` is never read [INFO] [stdout] --> tests/nested.rs:19:3 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Settings { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 19 | server: Server, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 14.33s [INFO] running `Command { std: "docker" "inspect" "8fe13231a5df802081099dbc265e4e5058abaefac90bb11679fccd43fda77c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fe13231a5df802081099dbc265e4e5058abaefac90bb11679fccd43fda77c4c", kill_on_drop: false }` [INFO] [stdout] 8fe13231a5df802081099dbc265e4e5058abaefac90bb11679fccd43fda77c4c