[INFO] fetching crate uuencode 0.1.5... [INFO] checking uuencode-0.1.5 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate uuencode 0.1.5 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate uuencode 0.1.5 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate uuencode 0.1.5 [INFO] finished tweaking crates.io crate uuencode 0.1.5 [INFO] tweaked toml for crates.io crate uuencode 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", 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] 5c44553629f2ee78b3a3b1873bfab2515bea1e15cdd5f08790a75a8831229169 [INFO] running `Command { std: "docker" "start" "-a" "5c44553629f2ee78b3a3b1873bfab2515bea1e15cdd5f08790a75a8831229169", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c44553629f2ee78b3a3b1873bfab2515bea1e15cdd5f08790a75a8831229169", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c44553629f2ee78b3a3b1873bfab2515bea1e15cdd5f08790a75a8831229169", kill_on_drop: false }` [INFO] [stdout] 5c44553629f2ee78b3a3b1873bfab2515bea1e15cdd5f08790a75a8831229169 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa16aff38fd19081d218137da0d6c6b0dd16471eebdf41f216c7e7ae70b155e5 [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" "fa16aff38fd19081d218137da0d6c6b0dd16471eebdf41f216c7e7ae70b155e5", kill_on_drop: false }` [INFO] [stderr] Checking uuencode v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::*` [INFO] [stdout] --> src/lib.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | use crate::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoded` [INFO] [stdout] --> src/lib.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 128 | let encoded = uuencode(filename, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoded` [INFO] [stdout] --> src/lib.rs:138:13 [INFO] [stdout] | [INFO] [stdout] 138 | let encoded = uuencode(filename, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoded` [INFO] [stdout] --> src/lib.rs:148:13 [INFO] [stdout] | [INFO] [stdout] 148 | let encoded = uuencode(filename, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded` [INFO] [stdout] [INFO] [stdout] [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] --> src/lib.rs:14:45 [INFO] [stdout] | [INFO] [stdout] 14 | output.extend(uuencode_chuck(c).into_iter()); [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_to_file` [INFO] [stdout] --> src/lib.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | fn write_to_file(filename: String, data: &[u8]) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [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] --> src/lib.rs:14:45 [INFO] [stdout] | [INFO] [stdout] 14 | output.extend(uuencode_chuck(c).into_iter()); [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | write_to_file(decoded.1, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | write_to_file(decoded.1, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | write_to_file(decoded.1, decoded.0.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "fa16aff38fd19081d218137da0d6c6b0dd16471eebdf41f216c7e7ae70b155e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa16aff38fd19081d218137da0d6c6b0dd16471eebdf41f216c7e7ae70b155e5", kill_on_drop: false }` [INFO] [stdout] fa16aff38fd19081d218137da0d6c6b0dd16471eebdf41f216c7e7ae70b155e5