[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] checking pineapplehunter/Append-Only-Storage against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpineapplehunter%2FAppend-Only-Storage" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pineapplehunter/Append-Only-Storage on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-1/source/Cargo.toml [INFO] crate git repo https://github.com/pineapplehunter/Append-Only-Storage already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded globset v0.4.4 [INFO] [stderr] Downloaded structopt-derive v0.3.3 [INFO] [stderr] Downloaded structopt v0.3.3 [INFO] [stderr] Downloaded bstr v0.2.8 [INFO] [stderr] Downloaded ignore v0.4.10 [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8c92e8721175fee2ad54832ed45295cb50d4b8123468d5df9d7a1024c2de2b0 [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" "f8c92e8721175fee2ad54832ed45295cb50d4b8123468d5df9d7a1024c2de2b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8c92e8721175fee2ad54832ed45295cb50d4b8123468d5df9d7a1024c2de2b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8c92e8721175fee2ad54832ed45295cb50d4b8123468d5df9d7a1024c2de2b0", kill_on_drop: false }` [INFO] [stdout] f8c92e8721175fee2ad54832ed45295cb50d4b8123468d5df9d7a1024c2de2b0 [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5576bea309ff26cd0796bf853416aba82a800e4a4b8b231409ea41147689d5aa [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" "5576bea309ff26cd0796bf853416aba82a800e4a4b8b231409ea41147689d5aa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking globset v0.4.4 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ignore v0.4.10 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking 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: field is never read: `id` [INFO] [stdout] --> src/file.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `hashes` [INFO] [stdout] --> src/file.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | hashes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `storage` [INFO] [stdout] --> src/file.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | storage: &'a Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `index` [INFO] [stdout] --> src/file.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | index: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `hashes` [INFO] [stdout] --> src/file.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | hashes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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: `#[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/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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking structopt v0.3.3 [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: field is never read: `id` [INFO] [stdout] --> src/file.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | id: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `hashes` [INFO] [stdout] --> src/file.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | hashes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `storage` [INFO] [stdout] --> src/file.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | storage: &'a Storage, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `index` [INFO] [stdout] --> src/file.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | index: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `hashes` [INFO] [stdout] --> src/file.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | hashes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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: `#[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/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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [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`, `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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.07s [INFO] running `Command { std: "docker" "inspect" "5576bea309ff26cd0796bf853416aba82a800e4a4b8b231409ea41147689d5aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5576bea309ff26cd0796bf853416aba82a800e4a4b8b231409ea41147689d5aa", kill_on_drop: false }` [INFO] [stdout] 5576bea309ff26cd0796bf853416aba82a800e4a4b8b231409ea41147689d5aa