[INFO] fetching crate cfg-match 0.2.1...
[INFO] checking cfg-match-0.2.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate cfg-match 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cfg-match 0.2.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfg-match 0.2.1
[INFO] finished tweaking crates.io crate cfg-match 0.2.1
[INFO] tweaked toml for crates.io crate cfg-match 0.2.1 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddcd7fc61a4032cc071b06b12e7ac3c0ce93136dd895384d22cebb0dca1a535a
[INFO] running `Command { std: "docker" "start" "-a" "ddcd7fc61a4032cc071b06b12e7ac3c0ce93136dd895384d22cebb0dca1a535a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddcd7fc61a4032cc071b06b12e7ac3c0ce93136dd895384d22cebb0dca1a535a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcd7fc61a4032cc071b06b12e7ac3c0ce93136dd895384d22cebb0dca1a535a", kill_on_drop: false }`
[INFO] [stdout] ddcd7fc61a4032cc071b06b12e7ac3c0ce93136dd895384d22cebb0dca1a535a
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af05e820adba51f10404c17587a212ee16af1264cf90ff7976c832f2c4f67427
[INFO] running `Command { std: "docker" "start" "-a" "af05e820adba51f10404c17587a212ee16af1264cf90ff7976c832f2c4f67427", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-match v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]  --> tests/smoke.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | cfg_match! {
[INFO] [stdout]   | ^^^^^^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]   = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]  --> tests/smoke.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cfg_match::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   = help: consider adding an explicit import of `cfg_match` to disambiguate
[INFO] [stdout]   = help: or use `crate::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> tests/smoke.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]   --> tests/smoke.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use cfg_match::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `cfg_match` to disambiguate
[INFO] [stdout]    = help: or use `crate::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> tests/smoke.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let f = cfg_match! {
[INFO] [stdout]    |             ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]   --> tests/smoke.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use cfg_match::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `cfg_match` to disambiguate
[INFO] [stdout]    = help: or use `crate::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> tests/smoke.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let f = cfg_match! {
[INFO] [stdout]    |             ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]   --> tests/smoke.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use cfg_match::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `cfg_match` to disambiguate
[INFO] [stdout]    = help: or use `crate::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> tests/smoke.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]   --> tests/smoke.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use cfg_match::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `cfg_match` to disambiguate
[INFO] [stdout]    = help: or use `crate::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `foo`
[INFO] [stdout]  --> tests/smoke.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     foo =>
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(foo)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(foo)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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 name: `bar`
[INFO] [stdout]  --> tests/smoke.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     any(bar, test) => {
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(bar)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bar)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `foo`
[INFO] [stdout]   --> tests/smoke.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 19 |     foo => fn f() -> bool { false }
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(foo)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(foo)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `foo`
[INFO] [stdout]   --> tests/smoke.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     #[cfg(foo)]
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(foo)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(foo)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `foo`
[INFO] [stdout]   --> tests/smoke.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |         foo => ({ false }),
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(foo)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(foo)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> tests/smoke.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |         test => ({
[INFO] [stdout]    |                 ^
[INFO] [stdout] ...
[INFO] [stdout] 35 |         }),
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 ~         test => {
[INFO] [stdout] 33 |             println!("whee");
[INFO] [stdout] 34 |             true
[INFO] [stdout] 35 ~         },
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `foo`
[INFO] [stdout]   --> tests/smoke.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         foo => ({ false }),
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(foo)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(foo)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> tests/smoke.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 |         test => ({
[INFO] [stdout]    |                 ^
[INFO] [stdout] ...
[INFO] [stdout] 48 |         }),
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~         test => {
[INFO] [stdout] 46 |             println!("whee");
[INFO] [stdout] 47 |             true
[INFO] [stdout] 48 ~         },
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cfg-match` (test "smoke") due to 6 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "af05e820adba51f10404c17587a212ee16af1264cf90ff7976c832f2c4f67427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af05e820adba51f10404c17587a212ee16af1264cf90ff7976c832f2c4f67427", kill_on_drop: false }`
[INFO] [stdout] af05e820adba51f10404c17587a212ee16af1264cf90ff7976c832f2c4f67427