[INFO] fetching crate display-as 0.5.0...
[INFO] checking display-as-0.5.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate display-as 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate display-as 0.5.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate display-as 0.5.0
[INFO] finished tweaking crates.io crate display-as 0.5.0
[INFO] tweaked toml for crates.io crate display-as 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded ipconfig v0.1.9
[INFO] [stderr]   Downloaded tower-service v0.1.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.10.3
[INFO] [stderr]   Downloaded actix_derive v0.3.2
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded trust-dns-proto v0.5.0
[INFO] [stderr]   Downloaded tokio-signal v0.2.9
[INFO] [stderr]   Downloaded widestring v0.2.2
[INFO] [stderr]   Downloaded actix-net v0.2.6
[INFO] [stderr]   Downloaded cookie v0.11.3
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded display-as-proc-macro v0.4.3
[INFO] [stderr]   Downloaded actix v0.7.9
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded trust-dns-proto v0.6.3
[INFO] [stderr]   Downloaded v_escape_derive v0.5.6
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded aead v0.2.0
[INFO] [stderr]   Downloaded universal-hash v0.3.0
[INFO] [stderr]   Downloaded ghash v0.2.3
[INFO] [stderr]   Downloaded v_htmlescape v0.4.5
[INFO] [stderr]   Downloaded hkdf v0.8.0
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded multipart v0.17.0
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded headers v0.3.2
[INFO] [stderr]   Downloaded v_escape v0.7.4
[INFO] [stderr]   Downloaded aes-gcm v0.5.0
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded rouille v2.2.0
[INFO] [stderr]   Downloaded gzip-header v0.3.0
[INFO] [stderr]   Downloaded mime_guess v1.8.8
[INFO] [stderr]   Downloaded ascii v0.8.7
[INFO] [stderr]   Downloaded tiny_http v0.6.2
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded actix-web v0.7.19
[INFO] [stderr]   Downloaded borrow-bag v1.0.0
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded urlencoding v1.1.1
[INFO] [stderr]   Downloaded chunked_transfer v0.3.1
[INFO] [stderr]   Downloaded gotham v0.3.0
[INFO] [stderr]   Downloaded polyval v0.3.3
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfdd9301de4aa2b7ab9a9875fbb98290835a1d32279c9dceae6067d18cf06a88
[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" "cfdd9301de4aa2b7ab9a9875fbb98290835a1d32279c9dceae6067d18cf06a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfdd9301de4aa2b7ab9a9875fbb98290835a1d32279c9dceae6067d18cf06a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdd9301de4aa2b7ab9a9875fbb98290835a1d32279c9dceae6067d18cf06a88", kill_on_drop: false }`
[INFO] [stdout] cfdd9301de4aa2b7ab9a9875fbb98290835a1d32279c9dceae6067d18cf06a88
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 931b6cf3162a6140337df5c74bb10986a9ebf83d48f19a4183709f531f1b8a3f
[INFO] running `Command { std: "docker" "start" "-a" "931b6cf3162a6140337df5c74bb10986a9ebf83d48f19a4183709f531f1b8a3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling display-as-proc-macro v0.4.3
[INFO] [stderr]     Checking display-as v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.11
[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]   --> tests/write_as.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |     write_as!(HTML, s, for d in data.into_iter() {
[INFO] [stdout]    |                                      ^^^^^^^^^
[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]    = 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `Command { std: "docker" "inspect" "931b6cf3162a6140337df5c74bb10986a9ebf83d48f19a4183709f531f1b8a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931b6cf3162a6140337df5c74bb10986a9ebf83d48f19a4183709f531f1b8a3f", kill_on_drop: false }`
[INFO] [stdout] 931b6cf3162a6140337df5c74bb10986a9ebf83d48f19a4183709f531f1b8a3f