[INFO] fetching crate aez 0.0.7...
[INFO] checking aez-0.0.7 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate aez 0.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate aez 0.0.7 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aez 0.0.7
[INFO] finished tweaking crates.io crate aez 0.0.7
[INFO] tweaked toml for crates.io crate aez 0.0.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a21c69e84b061decb9401db7c84c6f7d3d2ac82195855af9827803c3d0b85bd9
[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" "a21c69e84b061decb9401db7c84c6f7d3d2ac82195855af9827803c3d0b85bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a21c69e84b061decb9401db7c84c6f7d3d2ac82195855af9827803c3d0b85bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21c69e84b061decb9401db7c84c6f7d3d2ac82195855af9827803c3d0b85bd9", kill_on_drop: false }`
[INFO] [stdout] a21c69e84b061decb9401db7c84c6f7d3d2ac82195855af9827803c3d0b85bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98cfab441ba3ce5dd99f119af9bf5ed63b9bd37a98cd20a2e2717f552e38399e
[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" "98cfab441ba3ce5dd99f119af9bf5ed63b9bd37a98cd20a2e2717f552e38399e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling aez v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking criterion-cycles-per-byte v0.1.2
[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]   --> benches/aez.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |     for size in [KB, 2 * KB, 4 * KB, 8 * KB, 16 * KB].into_iter() {
[INFO] [stdout]    |                                                       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[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 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.44s
[INFO] running `Command { std: "docker" "inspect" "98cfab441ba3ce5dd99f119af9bf5ed63b9bd37a98cd20a2e2717f552e38399e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98cfab441ba3ce5dd99f119af9bf5ed63b9bd37a98cd20a2e2717f552e38399e", kill_on_drop: false }`
[INFO] [stdout] 98cfab441ba3ce5dd99f119af9bf5ed63b9bd37a98cd20a2e2717f552e38399e