[INFO] cloning repository https://github.com/pineapplehunter/Append-Only-Storage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pineapplehunter/Append-Only-Storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpineapplehunter%2FAppend-Only-Storage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpineapplehunter%2FAppend-Only-Storage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0039794e3c91771fff58f1ff0d8f99201bb21289 [INFO] testing pineapplehunter/Append-Only-Storage against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpineapplehunter%2FAppend-Only-Storage" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pineapplehunter/Append-Only-Storage [INFO] finished tweaking git repo https://github.com/pineapplehunter/Append-Only-Storage [INFO] tweaked toml for git repo https://github.com/pineapplehunter/Append-Only-Storage written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pineapplehunter/Append-Only-Storage on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pineapplehunter/Append-Only-Storage already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasi v0.7.0 [INFO] [stderr] Downloaded redox_syscall v0.1.56 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded block-padding v0.1.4 [INFO] [stderr] Downloaded globset v0.4.4 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded ignore v0.4.10 [INFO] [stderr] Downloaded crossbeam-channel v0.3.9 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded unicode-segmentation v1.3.0 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded structopt v0.3.3 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded syn v1.0.5 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded bstr v0.2.8 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded walkdir v2.2.9 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded typenum v1.11.2 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded same-file v1.0.5 [INFO] [stderr] Downloaded sha2 v0.8.0 [INFO] [stderr] Downloaded structopt-derive v0.3.3 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded remove_dir_all v0.5.2 [INFO] [stderr] Downloaded rand_chacha v0.2.1 [INFO] [stderr] Downloaded proc-macro-error v0.2.6 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] [stderr] Downloaded getrandom v0.1.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9b8f3104262a9fab6ccc5c052f85d32673fcb9b20f845920e6afbc06f61ebb4 [INFO] running `Command { std: "docker" "start" "-a" "a9b8f3104262a9fab6ccc5c052f85d32673fcb9b20f845920e6afbc06f61ebb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9b8f3104262a9fab6ccc5c052f85d32673fcb9b20f845920e6afbc06f61ebb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9b8f3104262a9fab6ccc5c052f85d32673fcb9b20f845920e6afbc06f61ebb4", kill_on_drop: false }` [INFO] [stdout] a9b8f3104262a9fab6ccc5c052f85d32673fcb9b20f845920e6afbc06f61ebb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] b52f842f07d7e09078a4c6fe710a04695ab33d75b46d63aa8176aebdad9a3a7a [INFO] running `Command { std: "docker" "start" "-a" "b52f842f07d7e09078a4c6fe710a04695ab33d75b46d63aa8176aebdad9a3a7a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling hash-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/file.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/storage.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/storage.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/storage.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut hashes = hashes_lock.read().expect("could not get write lock"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let mut size_left = buf.len(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `hashes` are never read [INFO] [stdout] --> src/file.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct FileWriter<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | storage: &'a Storage, [INFO] [stdout] 11 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `storage`, `index`, and `hashes` are never read [INFO] [stdout] --> src/file.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct FileReader<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 17 | storage: &'a Storage, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 18 | index: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | writeln!(&mut files.meta, "{} {}", &hash_str, new_file_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 28 | let _ = std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/storage.rs:81:28 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s [INFO] running `Command { std: "docker" "inspect" "b52f842f07d7e09078a4c6fe710a04695ab33d75b46d63aa8176aebdad9a3a7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b52f842f07d7e09078a4c6fe710a04695ab33d75b46d63aa8176aebdad9a3a7a", kill_on_drop: false }` [INFO] [stdout] b52f842f07d7e09078a4c6fe710a04695ab33d75b46d63aa8176aebdad9a3a7a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 6b3c99785b1aa8ebc5f883b0daff939961729dc1cc8079597a7e894222fa3afb [INFO] running `Command { std: "docker" "start" "-a" "6b3c99785b1aa8ebc5f883b0daff939961729dc1cc8079597a7e894222fa3afb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/file.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/storage.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/storage.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/storage.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut hashes = hashes_lock.read().expect("could not get write lock"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let mut size_left = buf.len(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `hashes` are never read [INFO] [stdout] --> src/file.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct FileWriter<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | storage: &'a Storage, [INFO] [stdout] 11 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `storage`, `index`, and `hashes` are never read [INFO] [stdout] --> src/file.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct FileReader<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 17 | storage: &'a Storage, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 18 | index: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | writeln!(&mut files.meta, "{} {}", &hash_str, new_file_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 28 | let _ = std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/storage.rs:81:28 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling globset v0.4.4 [INFO] [stderr] Compiling ignore v0.4.10 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Compiling structopt v0.3.3 [INFO] [stderr] Compiling hash-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/file.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/storage.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::hash` [INFO] [stdout] --> src/storage.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::hash; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FileType` [INFO] [stdout] --> examples/save_recursive.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fs::{File, FileType}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `WalkParallel` and `Walk` [INFO] [stdout] --> examples/save_recursive.rs:8:14 [INFO] [stdout] | [INFO] [stdout] 8 | use ignore::{Walk, WalkBuilder, WalkParallel, WalkState}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/storage.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let mut hashes = hashes_lock.read().expect("could not get write lock"); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let mut size_left = buf.len(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `hashes` are never read [INFO] [stdout] --> src/file.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct FileWriter<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] 10 | storage: &'a Storage, [INFO] [stdout] 11 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `storage`, `index`, and `hashes` are never read [INFO] [stdout] --> src/file.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct FileReader<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 17 | storage: &'a Storage, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 18 | index: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | hashes: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 35 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/file.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | writeln!(&mut files.meta, "{} {}", &hash_str, new_file_size); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 28 | let _ = std::fs::DirBuilder::new().create(&path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/storage.rs:81:28 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 81 | pub fn new_file_writer(&self) -> FileWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 26.90s [INFO] running `Command { std: "docker" "inspect" "6b3c99785b1aa8ebc5f883b0daff939961729dc1cc8079597a7e894222fa3afb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b3c99785b1aa8ebc5f883b0daff939961729dc1cc8079597a7e894222fa3afb", kill_on_drop: false }` [INFO] [stdout] 6b3c99785b1aa8ebc5f883b0daff939961729dc1cc8079597a7e894222fa3afb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] b4d359d8fda946915865cc4354828df4487593d0dbcd66a243fe65214ca2b2c7 [INFO] running `Command { std: "docker" "start" "-a" "b4d359d8fda946915865cc4354828df4487593d0dbcd66a243fe65214ca2b2c7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::ptr::hash` [INFO] [stderr] --> src/file.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ptr::hash; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/storage.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{Error, Read, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::hash` [INFO] [stderr] --> src/storage.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::ptr::hash; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/storage.rs:4:28 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{Error, Read, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file.rs:49:21 [INFO] [stderr] | [INFO] [stderr] 49 | let mut hashes = hashes_lock.read().expect("could not get write lock"); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | let mut size_left = buf.len(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: fields `id` and `hashes` are never read [INFO] [stderr] --> src/file.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct FileWriter<'a> { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 9 | id: usize, [INFO] [stderr] | ^^ [INFO] [stderr] 10 | storage: &'a Storage, [INFO] [stderr] 11 | hashes: Vec, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `storage`, `index`, and `hashes` are never read [INFO] [stderr] --> src/file.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 16 | pub struct FileReader<'a> { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 17 | storage: &'a Storage, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 18 | index: usize, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 19 | hashes: Vec, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/file.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 35 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 35 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/file.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 36 | let _ = std::io::copy(&mut self.temp_file, &mut hasher); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/file.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 45 | self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 45 | let _ = self.temp_file.seek(SeekFrom::Start(0)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/file.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 61 | let _ = std::io::copy(&mut self.temp_file, &mut files.storage_file); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/file.rs:64:13 [INFO] [stderr] | [INFO] [stderr] 64 | writeln!(&mut files.meta, "{} {}", &hash_str, new_file_size); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/storage.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | std::fs::DirBuilder::new().create(&path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 28 | let _ = std::fs::DirBuilder::new().create(&path); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/storage.rs:81:28 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn new_file_writer(&self) -> FileWriter { [INFO] [stderr] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 81 | pub fn new_file_writer(&self) -> FileWriter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `hash-storage` (lib) generated 15 warnings (run `cargo fix --lib -p hash-storage` to apply 6 suggestions) [INFO] [stderr] warning: unused import: `FileType` [INFO] [stderr] --> examples/save_recursive.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::{File, FileType}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `WalkParallel` and `Walk` [INFO] [stderr] --> examples/save_recursive.rs:8:14 [INFO] [stderr] | [INFO] [stderr] 8 | use ignore::{Walk, WalkBuilder, WalkParallel, WalkState}; [INFO] [stderr] | ^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hash-storage` (example "save_recursive") generated 2 warnings (run `cargo fix --example "save_recursive"` to apply 2 suggestions) [INFO] [stderr] warning: `hash-storage` (lib test) generated 15 warnings (15 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hash_storage-3359e4dbc0d35a77) [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" "b4d359d8fda946915865cc4354828df4487593d0dbcd66a243fe65214ca2b2c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4d359d8fda946915865cc4354828df4487593d0dbcd66a243fe65214ca2b2c7", kill_on_drop: false }` [INFO] [stdout] b4d359d8fda946915865cc4354828df4487593d0dbcd66a243fe65214ca2b2c7