[INFO] fetching crate qualifier_attr 0.2.2... [INFO] checking qualifier_attr-0.2.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate qualifier_attr 0.2.2 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate qualifier_attr 0.2.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qualifier_attr 0.2.2 [INFO] finished tweaking crates.io crate qualifier_attr 0.2.2 [INFO] tweaked toml for crates.io crate qualifier_attr 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] feb3040a01f46c1b579e5e5ed2fcebf3d7ece53f2ac7269e519e00b973ee390d [INFO] running `Command { std: "docker" "start" "-a" "feb3040a01f46c1b579e5e5ed2fcebf3d7ece53f2ac7269e519e00b973ee390d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "feb3040a01f46c1b579e5e5ed2fcebf3d7ece53f2ac7269e519e00b973ee390d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feb3040a01f46c1b579e5e5ed2fcebf3d7ece53f2ac7269e519e00b973ee390d", kill_on_drop: false }` [INFO] [stdout] feb3040a01f46c1b579e5e5ed2fcebf3d7ece53f2ac7269e519e00b973ee390d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92f504419399ded6391ce0fb9a7b608da10da3fe2ea66a3bc86c20416f5c44e9 [INFO] running `Command { std: "docker" "start" "-a" "92f504419399ded6391ce0fb9a7b608da10da3fe2ea66a3bc86c20416f5c44e9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking qualifier_attr v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `extern_c` [INFO] [stdout] --> tests/example.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | #[cfg_attr(feature = "extern_c", no_mangle, qualifiers(pub, extern "C"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `legacy_attrs` [INFO] [stdout] = help: consider adding `extern_c` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `unsafe_quux` [INFO] [stdout] --> tests/example.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | #[cfg_attr(feature = "unsafe_quux", qualifiers(unsafe))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `legacy_attrs` [INFO] [stdout] = help: consider adding `unsafe_quux` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `unsafe_quux` [INFO] [stdout] --> tests/example.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | #[cfg_attr(feature = "unsafe_quux", qualifiers(unsafe))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` and `legacy_attrs` [INFO] [stdout] = help: consider adding `unsafe_quux` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.31s [INFO] running `Command { std: "docker" "inspect" "92f504419399ded6391ce0fb9a7b608da10da3fe2ea66a3bc86c20416f5c44e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92f504419399ded6391ce0fb9a7b608da10da3fe2ea66a3bc86c20416f5c44e9", kill_on_drop: false }` [INFO] [stdout] 92f504419399ded6391ce0fb9a7b608da10da3fe2ea66a3bc86c20416f5c44e9