[INFO] fetching crate find-file 2.0.0... [INFO] checking find-file-2.0.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] extracting crate find-file 2.0.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate find-file 2.0.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate find-file 2.0.0 [INFO] finished tweaking crates.io crate find-file 2.0.0 [INFO] tweaked toml for crates.io crate find-file 2.0.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19c257b04ae0fc23fb1c5b0c62c83dbbfce26919d4ab7ef97e159321abe22541 [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" "19c257b04ae0fc23fb1c5b0c62c83dbbfce26919d4ab7ef97e159321abe22541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19c257b04ae0fc23fb1c5b0c62c83dbbfce26919d4ab7ef97e159321abe22541", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19c257b04ae0fc23fb1c5b0c62c83dbbfce26919d4ab7ef97e159321abe22541", kill_on_drop: false }` [INFO] [stdout] 19c257b04ae0fc23fb1c5b0c62c83dbbfce26919d4ab7ef97e159321abe22541 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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] c3a104d74ede21e3f7c6a1852bc683b4ee36ef7b0e8b1bcfd3de94cbbe8c61e9 [INFO] running `Command { std: "docker" "start" "-a" "c3a104d74ede21e3f7c6a1852bc683b4ee36ef7b0e8b1bcfd3de94cbbe8c61e9", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking find-file v2.0.0 (/opt/rustwide/workdir) [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/bin/find_file.rs:103:58 [INFO] [stdout] | [INFO] [stdout] 103 | for dirname in [".", "upper", "middle", "lower"].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 issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 103 | for dirname in [".", "upper", "middle", "lower"].iter() { [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 103 | for dirname in [".", "upper", "middle", "lower"] { [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/select_file.rs:138:30 [INFO] [stdout] | [INFO] [stdout] 138 | Err(e) => panic!(format!("Error! {}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 138 | Err(e) => panic!("Error! {}", e), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "c3a104d74ede21e3f7c6a1852bc683b4ee36ef7b0e8b1bcfd3de94cbbe8c61e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3a104d74ede21e3f7c6a1852bc683b4ee36ef7b0e8b1bcfd3de94cbbe8c61e9", kill_on_drop: false }` [INFO] [stdout] c3a104d74ede21e3f7c6a1852bc683b4ee36ef7b0e8b1bcfd3de94cbbe8c61e9