[INFO] fetching crate utf 0.1.6... [INFO] testing utf-0.1.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate utf 0.1.6 into /workspace/builds/worker-57/source [INFO] validating manifest of crates.io crate utf 0.1.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-57/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a6e1c3e7a150139be58c582d660755adaf0ec71422a24401b5582eababc693d [INFO] running `Command { std: "docker" "start" "-a" "4a6e1c3e7a150139be58c582d660755adaf0ec71422a24401b5582eababc693d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a6e1c3e7a150139be58c582d660755adaf0ec71422a24401b5582eababc693d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a6e1c3e7a150139be58c582d660755adaf0ec71422a24401b5582eababc693d", kill_on_drop: false }` [INFO] [stdout] 4a6e1c3e7a150139be58c582d660755adaf0ec71422a24401b5582eababc693d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40be3cae43f14dbd6475b994554f3a4793bf0887cde90fa7529fad33ab355c21 [INFO] running `Command { std: "docker" "start" "-a" "40be3cae43f14dbd6475b994554f3a4793bf0887cde90fa7529fad33ab355c21", 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 0.27s [INFO] running `Command { std: "docker" "inspect" "40be3cae43f14dbd6475b994554f3a4793bf0887cde90fa7529fad33ab355c21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40be3cae43f14dbd6475b994554f3a4793bf0887cde90fa7529fad33ab355c21", kill_on_drop: false }` [INFO] [stdout] 40be3cae43f14dbd6475b994554f3a4793bf0887cde90fa7529fad33ab355c21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4201c759ca68ec41663349a7946a9487539d62061ba8fef8261847088485ab7e [INFO] running `Command { std: "docker" "start" "-a" "4201c759ca68ec41663349a7946a9487539d62061ba8fef8261847088485ab7e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 [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 2.19s [INFO] running `Command { std: "docker" "inspect" "4201c759ca68ec41663349a7946a9487539d62061ba8fef8261847088485ab7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4201c759ca68ec41663349a7946a9487539d62061ba8fef8261847088485ab7e", kill_on_drop: false }` [INFO] [stdout] 4201c759ca68ec41663349a7946a9487539d62061ba8fef8261847088485ab7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 291bc2f4b59fa0beb983411b723b1189490f0110ca053d38c88695fc05c9a3e8 [INFO] running `Command { std: "docker" "start" "-a" "291bc2f4b59fa0beb983411b723b1189490f0110ca053d38c88695fc05c9a3e8", 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 [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 0.02s [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_decode ... ok [INFO] [stdout] test test_encode ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "291bc2f4b59fa0beb983411b723b1189490f0110ca053d38c88695fc05c9a3e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "291bc2f4b59fa0beb983411b723b1189490f0110ca053d38c88695fc05c9a3e8", kill_on_drop: false }` [INFO] [stdout] 291bc2f4b59fa0beb983411b723b1189490f0110ca053d38c88695fc05c9a3e8