[INFO] fetching crate index_key 0.5.0...
[INFO] testing index_key-0.5.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate index_key 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate index_key 0.5.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate index_key 0.5.0
[INFO] finished tweaking crates.io crate index_key 0.5.0
[INFO] tweaked toml for crates.io crate index_key 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f260fd57438bfd80686d740600e9a031949fb25b4c80316a91c30164dfb9f0d1
[INFO] running `Command { std: "docker" "start" "-a" "f260fd57438bfd80686d740600e9a031949fb25b4c80316a91c30164dfb9f0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f260fd57438bfd80686d740600e9a031949fb25b4c80316a91c30164dfb9f0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f260fd57438bfd80686d740600e9a031949fb25b4c80316a91c30164dfb9f0d1", kill_on_drop: false }`
[INFO] [stdout] f260fd57438bfd80686d740600e9a031949fb25b4c80316a91c30164dfb9f0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69cb34c9de14d7af4bf5786fdd719cae63f7ab42437ffe91c7d007f0e040a074
[INFO] running `Command { std: "docker" "start" "-a" "69cb34c9de14d7af4bf5786fdd719cae63f7ab42437ffe91c7d007f0e040a074", kill_on_drop: false }`
[INFO] [stderr]    Compiling index_key v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "69cb34c9de14d7af4bf5786fdd719cae63f7ab42437ffe91c7d007f0e040a074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69cb34c9de14d7af4bf5786fdd719cae63f7ab42437ffe91c7d007f0e040a074", kill_on_drop: false }`
[INFO] [stdout] 69cb34c9de14d7af4bf5786fdd719cae63f7ab42437ffe91c7d007f0e040a074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ab940e6cbd41299dca3694a1c87acd9a474ed123c6177d112d2ebfdec0b577
[INFO] running `Command { std: "docker" "start" "-a" "00ab940e6cbd41299dca3694a1c87acd9a474ed123c6177d112d2ebfdec0b577", kill_on_drop: false }`
[INFO] [stderr]    Compiling index_key v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/lib.rs:324:51
[INFO] [stdout]     |
[INFO] [stdout] 324 |             for b1 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 324 |             for b1 in [0u16, 1, u16::max_value()].iter() {
[INFO] [stdout]     |                                                   ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 324 -             for b1 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stdout] 324 +             for b1 in [0u16, 1, u16::max_value()] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/lib.rs:325:55
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 for b2 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 325 |                 for b2 in [0u16, 1, u16::max_value()].iter() {
[INFO] [stdout]     |                                                       ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 325 -                 for b2 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stdout] 325 +                 for b2 in [0u16, 1, u16::max_value()] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.45s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/index_key-cabffd4a07cc1c92)
[INFO] running `Command { std: "docker" "inspect" "00ab940e6cbd41299dca3694a1c87acd9a474ed123c6177d112d2ebfdec0b577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ab940e6cbd41299dca3694a1c87acd9a474ed123c6177d112d2ebfdec0b577", kill_on_drop: false }`
[INFO] [stdout] 00ab940e6cbd41299dca3694a1c87acd9a474ed123c6177d112d2ebfdec0b577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b69d797307e55bdbc72338966520b8e375b8ddf0b9dacd31ffa58b8f010d9b88
[INFO] running `Command { std: "docker" "start" "-a" "b69d797307e55bdbc72338966520b8e375b8ddf0b9dacd31ffa58b8f010d9b88", kill_on_drop: false }`
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/lib.rs:324:51
[INFO] [stderr]     |
[INFO] [stderr] 324 |             for b1 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stderr]     |                                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 324 |             for b1 in [0u16, 1, u16::max_value()].iter() {
[INFO] [stderr]     |                                                   ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 324 -             for b1 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stderr] 324 +             for b1 in [0u16, 1, u16::max_value()] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/lib.rs:325:55
[INFO] [stderr]     |
[INFO] [stderr] 325 |                 for b2 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stderr]     |                                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 325 |                 for b2 in [0u16, 1, u16::max_value()].iter() {
[INFO] [stderr]     |                                                       ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 325 -                 for b2 in [0u16, 1, u16::max_value()].into_iter() {
[INFO] [stderr] 325 +                 for b2 in [0u16, 1, u16::max_value()] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `index_key` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/index_key-cabffd4a07cc1c92)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test f32 ... ok
[INFO] [stdout] test f64 ... ok
[INFO] [stdout] test i32 ... ok
[INFO] [stdout] test i64 ... ok
[INFO] [stdout] test i16 ... ok
[INFO] [stdout] test u128 ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test i128 ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test u16 ... ok
[INFO] [stdout] test i8 ... ok
[INFO] [stdout] test u8 ... ok
[INFO] [stdout] test u64 ... ok
[INFO] [stdout] test u32 ... ok
[INFO] [stdout] test test_vec_u8 ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_tuple2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.97s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests index_key
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b69d797307e55bdbc72338966520b8e375b8ddf0b9dacd31ffa58b8f010d9b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69d797307e55bdbc72338966520b8e375b8ddf0b9dacd31ffa58b8f010d9b88", kill_on_drop: false }`
[INFO] [stdout] b69d797307e55bdbc72338966520b8e375b8ddf0b9dacd31ffa58b8f010d9b88