[INFO] fetching crate index_key 0.5.0...
[INFO] testing index_key-0.5.0 against 1.60.0 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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a37c806796c6240f3631a47cd8fed207a779c90a72189baa295e960a60486c68
[INFO] running `Command { std: "docker" "start" "-a" "a37c806796c6240f3631a47cd8fed207a779c90a72189baa295e960a60486c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a37c806796c6240f3631a47cd8fed207a779c90a72189baa295e960a60486c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37c806796c6240f3631a47cd8fed207a779c90a72189baa295e960a60486c68", kill_on_drop: false }`
[INFO] [stdout] a37c806796c6240f3631a47cd8fed207a779c90a72189baa295e960a60486c68
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca55cf168fb477f7b83acfa4e39a98b622a96b696f1a31164e9f69109882627e
[INFO] running `Command { std: "docker" "start" "-a" "ca55cf168fb477f7b83acfa4e39a98b622a96b696f1a31164e9f69109882627e", kill_on_drop: false }`
[INFO] [stderr]    Compiling index_key v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ca55cf168fb477f7b83acfa4e39a98b622a96b696f1a31164e9f69109882627e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca55cf168fb477f7b83acfa4e39a98b622a96b696f1a31164e9f69109882627e", kill_on_drop: false }`
[INFO] [stdout] ca55cf168fb477f7b83acfa4e39a98b622a96b696f1a31164e9f69109882627e
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbb6b5d039b865171eb0f4ab4bf6327d480822c70b52ab1a5fc29b75b5989e00
[INFO] running `Command { std: "docker" "start" "-a" "bbb6b5d039b865171eb0f4ab4bf6327d480822c70b52ab1a5fc29b75b5989e00", 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 1.43s
[INFO] running `Command { std: "docker" "inspect" "bbb6b5d039b865171eb0f4ab4bf6327d480822c70b52ab1a5fc29b75b5989e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb6b5d039b865171eb0f4ab4bf6327d480822c70b52ab1a5fc29b75b5989e00", kill_on_drop: false }`
[INFO] [stdout] bbb6b5d039b865171eb0f4ab4bf6327d480822c70b52ab1a5fc29b75b5989e00
[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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 969e8b0877020af4aee4d7206872f729fbc740fb0dab8f5764eb4de4be8c2f70
[INFO] running `Command { std: "docker" "start" "-a" "969e8b0877020af4aee4d7206872f729fbc740fb0dab8f5764eb4de4be8c2f70", 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 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/index_key-3f1a01386c688ca9)
[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 i128 ... ok
[INFO] [stdout] test i64 ... ok
[INFO] [stdout] test i16 ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test i8 ... ok
[INFO] [stdout] test u32 ... ok
[INFO] [stdout] test u64 ... ok
[INFO] [stdout] test u8 ... ok
[INFO] [stdout] test u128 ... ok
[INFO] [stdout] test u16 ... 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 10.55s
[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" "969e8b0877020af4aee4d7206872f729fbc740fb0dab8f5764eb4de4be8c2f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969e8b0877020af4aee4d7206872f729fbc740fb0dab8f5764eb4de4be8c2f70", kill_on_drop: false }`
[INFO] [stdout] 969e8b0877020af4aee4d7206872f729fbc740fb0dab8f5764eb4de4be8c2f70