[INFO] fetching crate arraystring 0.3.0...
[INFO] checking arraystring-0.3.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate arraystring 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate arraystring 0.3.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arraystring 0.3.0
[INFO] finished tweaking crates.io crate arraystring 0.3.0
[INFO] tweaked toml for crates.io crate arraystring 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallstring v0.1.2
[INFO] [stderr]   Downloaded pq-sys v0.4.8
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded diesel_derives v1.4.1
[INFO] [stderr]   Downloaded url v1.7.2
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded smallvec v0.3.4
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.5
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] [stderr]   Downloaded diesel v1.4.8
[INFO] [stderr]   Downloaded libsqlite3-sys v0.22.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84e9d194bbed79f2eab0c1ec81c311b2447defdf82e9902474f227f085ad0500
[INFO] running `Command { std: "docker" "start" "-a" "84e9d194bbed79f2eab0c1ec81c311b2447defdf82e9902474f227f085ad0500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e9d194bbed79f2eab0c1ec81c311b2447defdf82e9902474f227f085ad0500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e9d194bbed79f2eab0c1ec81c311b2447defdf82e9902474f227f085ad0500", kill_on_drop: false }`
[INFO] [stdout] 84e9d194bbed79f2eab0c1ec81c311b2447defdf82e9902474f227f085ad0500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fb168644bd673348e5839ea974c12cbde7645813b83a577969c9f4e7734b411
[INFO] running `Command { std: "docker" "start" "-a" "0fb168644bd673348e5839ea974c12cbde7645813b83a577969c9f4e7734b411", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling pq-sys v0.4.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking smallvec v0.3.4
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking smallstring v0.1.2
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking arraystring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]    --> src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     const_err,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     legacy_directory_ownership,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]    --> src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     plugin_as_library,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]    --> src/lib.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     private_in_public,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     safe_extern_statics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stdout]    --> src/lib.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     unions_with_drop_fields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Capacity` is imported redundantly
[INFO] [stdout]   --> src/arraystring.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate::{error::Error, generic::ArraySlice, prelude::*};
[INFO] [stdout]    |                                                ---------- the item `Capacity` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 12 | use crate::generic::Capacity;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking diesel v1.4.8
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]    --> src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     const_err,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     legacy_directory_ownership,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]    --> src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     plugin_as_library,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]    --> src/lib.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     private_in_public,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     safe_extern_statics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stdout]    --> src/lib.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     unions_with_drop_fields,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Capacity` is imported redundantly
[INFO] [stdout]   --> src/arraystring.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate::{error::Error, generic::ArraySlice, prelude::*};
[INFO] [stdout]    |                                                ---------- the item `Capacity` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 12 | use crate::generic::Capacity;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[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]    --> tests/string_parity.rs:650:27
[INFO] [stdout]     |
[INFO] [stdout] 650 |     for string in STRINGS.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]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 650 |     for string in STRINGS.iter() {
[INFO] [stdout]     |                           ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 650 -     for string in STRINGS.into_iter() {
[INFO] [stdout] 650 +     for string in STRINGS {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0fb168644bd673348e5839ea974c12cbde7645813b83a577969c9f4e7734b411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fb168644bd673348e5839ea974c12cbde7645813b83a577969c9f4e7734b411", kill_on_drop: false }`
[INFO] [stdout] 0fb168644bd673348e5839ea974c12cbde7645813b83a577969c9f4e7734b411
