[INFO] fetching crate utf 0.1.6...
[INFO] testing utf-0.1.6 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate utf 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate utf 0.1.6 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf 0.1.6
[INFO] finished tweaking crates.io crate utf 0.1.6
[INFO] tweaked toml for crates.io crate utf 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c3a37ecd122cccda4ae29f28288e3aff85cec79d1bc94fdaaa18ea5f8a71b90
[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" "1c3a37ecd122cccda4ae29f28288e3aff85cec79d1bc94fdaaa18ea5f8a71b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c3a37ecd122cccda4ae29f28288e3aff85cec79d1bc94fdaaa18ea5f8a71b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3a37ecd122cccda4ae29f28288e3aff85cec79d1bc94fdaaa18ea5f8a71b90", kill_on_drop: false }`
[INFO] [stdout] 1c3a37ecd122cccda4ae29f28288e3aff85cec79d1bc94fdaaa18ea5f8a71b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--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] 14583e0e7380c3c2bc05a86d940c30014086702a03a9bbe0466fde516e45c95a
[INFO] running `Command { std: "docker" "start" "-a" "14583e0e7380c3c2bc05a86d940c30014086702a03a9bbe0466fde516e45c95a", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `ls` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         static ls: [Fin7; 33] = [F0, F6, F6, F6, F6, F6, F5, F5,
[INFO] [stdout]    |                ^^ help: convert the identifier to upper case: `LS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "14583e0e7380c3c2bc05a86d940c30014086702a03a9bbe0466fde516e45c95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14583e0e7380c3c2bc05a86d940c30014086702a03a9bbe0466fde516e45c95a", kill_on_drop: false }`
[INFO] [stdout] 14583e0e7380c3c2bc05a86d940c30014086702a03a9bbe0466fde516e45c95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18331d440ce2685bdfeb8c59a3bb4c7f4f90213a3cd05cd9840a9a70825e6427
[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" "18331d440ce2685bdfeb8c59a3bb4c7f4f90213a3cd05cd9840a9a70825e6427", kill_on_drop: false }`
[INFO] [stdout] warning: static variable `ls` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         static ls: [Fin7; 33] = [F0, F6, F6, F6, F6, F6, F5, F5,
[INFO] [stdout]    |                ^^ help: convert the identifier to upper case: `LS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[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:118:60
[INFO] [stdout]     |
[INFO] [stdout] 118 |                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].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] 118 |                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].iter() {
[INFO] [stdout]     |                                                            ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 118 -                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].into_iter() {
[INFO] [stdout] 118 +                        ("�A", &[0xFFu8, 0x41u8] as &[u8])] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `ls` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         static ls: [Fin7; 33] = [F0, F6, F6, F6, F6, F6, F5, F5,
[INFO] [stdout]    |                ^^ help: convert the identifier to upper case: `LS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "18331d440ce2685bdfeb8c59a3bb4c7f4f90213a3cd05cd9840a9a70825e6427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18331d440ce2685bdfeb8c59a3bb4c7f4f90213a3cd05cd9840a9a70825e6427", kill_on_drop: false }`
[INFO] [stdout] 18331d440ce2685bdfeb8c59a3bb4c7f4f90213a3cd05cd9840a9a70825e6427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aec60df56dfc96b4aff97dd921ee2ced9f873d52fdbb10894bef6b77f746f709
[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" "aec60df56dfc96b4aff97dd921ee2ced9f873d52fdbb10894bef6b77f746f709", kill_on_drop: false }`
[INFO] [stderr] warning: static variable `ls` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |         static ls: [Fin7; 33] = [F0, F6, F6, F6, F6, F6, F5, F5,
[INFO] [stderr]    |                ^^ help: convert the identifier to upper case: `LS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `utf` (lib) generated 1 warning
[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:118:60
[INFO] [stderr]     |
[INFO] [stderr] 118 |                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].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] 118 |                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].iter() {
[INFO] [stderr]     |                                                            ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 118 -                        ("�A", &[0xFFu8, 0x41u8] as &[u8])].into_iter() {
[INFO] [stderr] 118 +                        ("�A", &[0xFFu8, 0x41u8] as &[u8])] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `utf` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utf-f4b1f9d5ab56873d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests utf
[INFO] [stdout] test test_encode ... ok
[INFO] [stdout] test test_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "aec60df56dfc96b4aff97dd921ee2ced9f873d52fdbb10894bef6b77f746f709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec60df56dfc96b4aff97dd921ee2ced9f873d52fdbb10894bef6b77f746f709", kill_on_drop: false }`
[INFO] [stdout] aec60df56dfc96b4aff97dd921ee2ced9f873d52fdbb10894bef6b77f746f709