[INFO] fetching crate comp 0.2.1... [INFO] checking comp-0.2.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] extracting crate comp 0.2.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate comp 0.2.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate comp 0.2.1 [INFO] finished tweaking crates.io crate comp 0.2.1 [INFO] tweaked toml for crates.io crate comp 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3fdd680ea4a9e32672cf9f876f88a045de7588e21ae13d70201ddee0624301b5 [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" "3fdd680ea4a9e32672cf9f876f88a045de7588e21ae13d70201ddee0624301b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3fdd680ea4a9e32672cf9f876f88a045de7588e21ae13d70201ddee0624301b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fdd680ea4a9e32672cf9f876f88a045de7588e21ae13d70201ddee0624301b5", kill_on_drop: false }` [INFO] [stdout] 3fdd680ea4a9e32672cf9f876f88a045de7588e21ae13d70201ddee0624301b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f84f8897a4ef7c8b69c81f4972a1bf7f9ec3a271985f30a783e428b590b13df4 [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" "f84f8897a4ef7c8b69c81f4972a1bf7f9ec3a271985f30a783e428b590b13df4", kill_on_drop: false }` [INFO] [stderr] Checking comp v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 892 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 893 | | let start = 5; [INFO] [stdout] 894 | | let end; [INFO] [stdout] 895 | | end = start * 3; [INFO] [stdout] ... | [INFO] [stdout] 899 | | x [INFO] [stdout] 900 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 892 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 893 | | let start = 5; [INFO] [stdout] 894 | | let end; [INFO] [stdout] 895 | | end = start * 3; [INFO] [stdout] ... | [INFO] [stdout] 899 | | x [INFO] [stdout] 900 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 892 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 893 | | let start = 5; [INFO] [stdout] 894 | | let end; [INFO] [stdout] 895 | | end = start * 3; [INFO] [stdout] ... | [INFO] [stdout] 899 | | x [INFO] [stdout] 900 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 907 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 908 | | let mut a <- 0..5; [INFO] [stdout] 909 | | [INFO] [stdout] 910 | | { [INFO] [stdout] ... | [INFO] [stdout] 923 | | (a, count) [INFO] [stdout] 924 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 907 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 908 | | let mut a <- 0..5; [INFO] [stdout] 909 | | [INFO] [stdout] 910 | | { [INFO] [stdout] ... | [INFO] [stdout] 923 | | (a, count) [INFO] [stdout] 924 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:482:17 [INFO] [stdout] | [INFO] [stdout] 482 | { $stmt ; option! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 933 | let option = option! { [INFO] [stdout] | ______________________- [INFO] [stdout] 934 | | let mut a <- Some(2); [INFO] [stdout] 935 | | a = a + 10; [INFO] [stdout] 936 | | [INFO] [stdout] ... | [INFO] [stdout] 940 | | (a, b) [INFO] [stdout] 941 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:482:17 [INFO] [stdout] | [INFO] [stdout] 482 | { $stmt ; option! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 933 | let option = option! { [INFO] [stdout] | ______________________- [INFO] [stdout] 934 | | let mut a <- Some(2); [INFO] [stdout] 935 | | a = a + 10; [INFO] [stdout] 936 | | [INFO] [stdout] ... | [INFO] [stdout] 940 | | (a, b) [INFO] [stdout] 941 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:554:17 [INFO] [stdout] | [INFO] [stdout] 554 | { $stmt ; result! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 944 | let result = result! { [INFO] [stdout] | ______________________- [INFO] [stdout] 945 | | let mut a <- ok(2); [INFO] [stdout] 946 | | a = a + 10; [INFO] [stdout] 947 | | [INFO] [stdout] ... | [INFO] [stdout] 951 | | (a, b) [INFO] [stdout] 952 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:554:17 [INFO] [stdout] | [INFO] [stdout] 554 | { $stmt ; result! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 944 | let result = result! { [INFO] [stdout] | ______________________- [INFO] [stdout] 945 | | let mut a <- ok(2); [INFO] [stdout] 946 | | a = a + 10; [INFO] [stdout] 947 | | [INFO] [stdout] ... | [INFO] [stdout] 951 | | (a, b) [INFO] [stdout] 952 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:17 [INFO] [stdout] | [INFO] [stdout] 632 | { $stmt ; iter! { $( $t )* } } [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] ... [INFO] [stdout] 955 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 956 | | let mut a <- 2..3; [INFO] [stdout] 957 | | a = a + 10; [INFO] [stdout] 958 | | a [INFO] [stdout] 959 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/lib.rs:602:12 [INFO] [stdout] | [INFO] [stdout] 602 | $e.into_iter().flat_map(move | iter! (@as_pat $p) | { iter! { $( $t )* } } ) [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] ... [INFO] [stdout] 732 | let iter = iter! { [INFO] [stdout] | ____________________- [INFO] [stdout] 733 | | let x <- array; [INFO] [stdout] 734 | | let y <- *x..4; [INFO] [stdout] 735 | | (*x, y) [INFO] [stdout] 736 | | }; [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f84f8897a4ef7c8b69c81f4972a1bf7f9ec3a271985f30a783e428b590b13df4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f84f8897a4ef7c8b69c81f4972a1bf7f9ec3a271985f30a783e428b590b13df4", kill_on_drop: false }` [INFO] [stdout] f84f8897a4ef7c8b69c81f4972a1bf7f9ec3a271985f30a783e428b590b13df4